diff options
Diffstat (limited to 'ctrl/libhicnctrl/src')
| -rw-r--r-- | ctrl/libhicnctrl/src/CMakeLists.txt | 147 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/api.c | 1735 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/api_private.h | 223 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/cli.c | 883 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/face.c | 430 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/hicnctrl.c | 805 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/libhicnctrl-config.cmake.in | 8 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/modules/CMakeLists.txt | 69 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/modules/hicn_light_api.c | 2278 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/modules/hicn_light_common.c | 33 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/modules/hicn_light_common.h | 95 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/modules/hicn_light_ng_api.c | 3111 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/modules/hicn_plugin_api.c | 895 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/route.c | 102 | ||||
| -rw-r--r-- | ctrl/libhicnctrl/src/util/hash.h | 379 |
15 files changed, 5918 insertions, 5275 deletions
diff --git a/ctrl/libhicnctrl/src/CMakeLists.txt b/ctrl/libhicnctrl/src/CMakeLists.txt index f9934d70e..c8a93c56c 100644 --- a/ctrl/libhicnctrl/src/CMakeLists.txt +++ b/ctrl/libhicnctrl/src/CMakeLists.txt @@ -1,4 +1,4 @@ -# Copyright (c) 2017-2019 Cisco and/or its affiliates. +# Copyright (c) 2021-2022 Cisco and/or its affiliates. # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at: @@ -11,80 +11,127 @@ # See the License for the specific language governing permissions and # limitations under the License. -list(APPEND COMPILER_DEFINITIONS - "-DWITH_POLICY" -) - +############################################################## +# Source files +############################################################## set(SOURCE_FILES - face.c - route.c - api.c + route.c + api.c ) set(HEADER_FILES - api_private.h + api_private.h ) + +############################################################## +# Libraries to link +############################################################## set(LIBRARIES - m - dl - ${HICN_LIBRARIES} + m + dl + ${HICN_LIBRARIES} ) + +############################################################## +# Include directories +############################################################## set(INCLUDE_DIRS + PRIVATE ${CMAKE_CURRENT_SOURCE_DIR} - ${CMAKE_CURRENT_SOURCE_DIR}/../includes/ - ${HICN_INCLUDE_DIRS} + PUBLIC + $<BUILD_INTERFACE:${Libhicnctrl_INCLUDE_DIRS}> + $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}> ) -# Android requires static libraries + +############################################################## +# Library type +############################################################## if (DISABLE_SHARED_LIBRARIES) - set(LIBRARIES ${LIBRARIES} ${LIBHICN_STATIC}) - set(LINK_TYPE STATIC) + set(LIBRARIES ${LIBRARIES} ${LIBHICN_STATIC}) + set(LINK_TYPE STATIC) else () - set(LINK_TYPE SHARED STATIC) + set(LINK_TYPE SHARED STATIC) endif () + +############################################################## +# Do not use modules if Android +############################################################## if (${CMAKE_SYSTEM_NAME} MATCHES Android) - list(APPEND SOURCE_FILES - ${CMAKE_CURRENT_SOURCE_DIR}/modules/hicn_light_api.c - ) + list(APPEND SOURCE_FILES + ${CMAKE_CURRENT_SOURCE_DIR}/modules/hicn_light_common.c + ${CMAKE_CURRENT_SOURCE_DIR}/modules/hicn_light_ng_api.c + ) else() - add_subdirectory(modules) + add_subdirectory(modules) endif() + +############################################################## +# Compiler options +############################################################## +set(COMPILER_OPTIONS + ${DEFAULT_COMPILER_OPTIONS} +) + + +############################################################## +# Build main hicnctrl library +############################################################## build_library(${LIBHICNCTRL} - ${LINK_TYPE} - SOURCES ${SOURCE_FILES} ${HEADER_FILES} - INSTALL_HEADERS ${TO_INSTALL_HEADER_FILES} + ${LINK_TYPE} + SOURCES ${SOURCE_FILES} ${HEADER_FILES} + INSTALL_HEADERS ${TO_INSTALL_HEADER_FILES} + LINK_LIBRARIES ${LIBRARIES} + DEPENDS ${DEPENDENCIES} + COMPONENT ${LIBHICNCTRL_COMPONENT} + INCLUDE_DIRS ${INCLUDE_DIRS} + DEFINITIONS PUBLIC ${COMPILER_DEFINITIONS} + VERSION ${CURRENT_VERSION} + EXPORT_NAME "${LIBHICNCTRL_COMPONENT}" + COMPILE_OPTIONS ${COMPILER_OPTIONS} +) + + +############################################################## +# Cmake config files +############################################################## +create_cmake_config ( + ${LIBHICNCTRL_COMPONENT} + INCLUDE_DIRS ${Libhicnctrl_INCLUDE_DIRS} + VERSION ${CURRENT_VERSION} + COMPONENT ${LIBHICNCTRL_COMPONENT} + NAMESPACE hicn +) + + +############################################################## +# Build executables +############################################################## +if (NOT DISABLE_EXECUTABLES) + if (DISABLE_SHARED_LIBRARIES) + set(LIBRARIES ${LIBRARIES} ${LIBHICNCTRL_STATIC}) + set(DEPENDENCIES ${LIBHICNCTRL_STATIC}) + else () + set(LIBRARIES ${LIBRARIES} ${LIBHICN_SHARED} ${LIBHICNCTRL_SHARED}) + set(DEPENDENCIES ${LIBHICNCTRL_SHARED}) + endif () + + list(APPEND DAEMON_SRC + hicnctrl.c + ) + + build_executable(${HICNCTRL} + SOURCES ${DAEMON_SRC} LINK_LIBRARIES ${LIBRARIES} DEPENDS ${DEPENDENCIES} COMPONENT ${LIBHICNCTRL_COMPONENT} INCLUDE_DIRS ${INCLUDE_DIRS} - HEADER_ROOT_DIR hicn DEFINITIONS ${COMPILER_DEFINITIONS} -) - -if (NOT DISABLE_EXECUTABLES) - if (DISABLE_SHARED_LIBRARIES) - set(LIBRARIES ${LIBRARIES} ${LIBHICNCTRL_STATIC}) - set(DEPENDENCIES ${LIBHICNCTRL_STATIC}) - else () - set(LIBRARIES ${LIBRARIES} ${LIBHICN_SHARED} ${LIBHICNCTRL_SHARED}) - set(DEPENDENCIES ${LIBHICNCTRL_SHARED}) - endif () - - list(APPEND DAEMON_SRC - cli.c - ) - - build_executable(${HICNCTRL} - SOURCES ${DAEMON_SRC} - LINK_LIBRARIES ${LIBRARIES} - DEPENDS ${DEPENDENCIES} - COMPONENT ${LIBHICNCTRL_COMPONENT} - INCLUDE_DIRS ${INCLUDE_DIRS} - DEFINITIONS ${COMPILER_DEFINITIONS} - LINK_FLAGS ${LINK_FLAGS} - ) + LINK_FLAGS ${LINK_FLAGS} + COMPILE_OPTIONS ${COMPILER_OPTIONS} + ) endif () diff --git a/ctrl/libhicnctrl/src/api.c b/ctrl/libhicnctrl/src/api.c index 4bb66c784..4156ceff9 100644 --- a/ctrl/libhicnctrl/src/api.c +++ b/ctrl/libhicnctrl/src/api.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. + * Copyright (c) 2021 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: @@ -18,22 +18,26 @@ * \brief Implementation of hICN control library API */ +#include <assert.h> +#include <dlfcn.h> // dlopen +#include <hicn/strategy.h> #include <hicn/util/log.h> -#include "api_private.h" +#include <hicn/ctrl/route.h> +#include <math.h> // log2 -#include <math.h> // log2 -#include <dlfcn.h> // dlopen +#include "api_private.h" +#if 0 /* /!\ Please update constants in public header file upon changes */ const char * connection_state_str[] = { -#define _(x) [HC_CONNECTION_STATE_ ## x] = STRINGIZE(x), +#define _(x) [HC_CONNECTION_STATE_##x] = STRINGIZE(x), foreach_connection_state #undef _ }; /* /!\ Please update constants in public header file upon changes */ const char * connection_type_str[] = { -#define _(x) [CONNECTION_TYPE_ ## x] = STRINGIZE(x), +#define _(x) [CONNECTION_TYPE_##x] = STRINGIZE(x), foreach_connection_type #undef _ }; @@ -48,151 +52,72 @@ connection_type_from_str(const char * str) else if (strcasecmp(str, "HICN") == 0) return CONNECTION_TYPE_HICN; else - return CONNECTION_TYPE_UNDEFINED; + return CONNECTION_TYPE_UNDEFINED; } - -/* Conversions to shield lib user from heterogeneity */ - -#define IS_VALID_LIST_CONNECTIONS_TYPE(x) ((x >= CONN_GRE) && (x <= CONN_HICN)) - -const hc_connection_type_t map_from_list_connections_type[] = { - [CONN_GRE] = CONNECTION_TYPE_UNDEFINED, - [CONN_TCP] = CONNECTION_TYPE_TCP, - [CONN_UDP] = CONNECTION_TYPE_UDP, - [CONN_MULTICAST] = CONNECTION_TYPE_UNDEFINED, - [CONN_L2] = CONNECTION_TYPE_UNDEFINED, - [CONN_HICN] = CONNECTION_TYPE_HICN, -}; - -#define IS_VALID_LIST_LISTENERS_TYPE(x) ((x >= ENCAP_TCP) && (x <= ENCAP_HICN)) - -const hc_connection_type_t map_from_encap_type[] = { - [ENCAP_TCP] = CONNECTION_TYPE_TCP, - [ENCAP_UDP] = CONNECTION_TYPE_UDP, - [ENCAP_ETHER] = CONNECTION_TYPE_UNDEFINED, - [ENCAP_LOCAL] = CONNECTION_TYPE_UNDEFINED, - [ENCAP_HICN] = CONNECTION_TYPE_HICN, -}; - -const connection_type map_to_connection_type[] = { - [CONNECTION_TYPE_TCP] = TCP_CONN, - [CONNECTION_TYPE_UDP] = UDP_CONN, - [CONNECTION_TYPE_HICN] = HICN_CONN, -}; - -const listener_mode map_to_listener_mode[] = { - [CONNECTION_TYPE_TCP] = IP_MODE, - [CONNECTION_TYPE_UDP] = IP_MODE, - [CONNECTION_TYPE_HICN] = HICN_MODE, -}; - -#define IS_VALID_LIST_CONNECTIONS_STATE(x) ((x >= IFACE_UP) && (x <= IFACE_UNKNOWN)) - -/* -#define IS_VALID_CONNECTION_STATE(x) IS_VALID_ENUM_TYPE(CONNECTION_STATE, x) - -static const connection_state map_to_connection_state[] = { - [HC_CONNECTION_STATE_UP] = IFACE_UP, - [HC_CONNECTION_STATE_DOWN] = IFACE_DOWN, -}; - -*/ - -const hc_connection_state_t map_from_list_connections_state[] = { - [IFACE_UP] = HC_CONNECTION_STATE_UP, - [IFACE_DOWN] = HC_CONNECTION_STATE_DOWN, - [IFACE_UNKNOWN] = HC_CONNECTION_STATE_UNDEFINED, -}; - - -const int map_from_addr_type[] = { - [ADDR_INET] = AF_INET, - [ADDR_INET6] = AF_INET6, - [ADDR_LINK] = AF_UNSPEC, - [ADDR_IFACE] = AF_UNSPEC, - [ADDR_UNIX] = AF_UNSPEC, -}; - -const address_type map_to_addr_type[] = { - [AF_INET] = ADDR_INET, - [AF_INET6] = ADDR_INET6, -}; +#endif /****************************************************************************** * Control Data ******************************************************************************/ -hc_data_t * -hc_data_create(size_t in_element_size, size_t out_element_size, data_callback_t complete_cb) -{ - hc_data_t * data = malloc(sizeof(hc_data_t)); - if (!data) - goto ERR_MALLOC; - - /* FIXME Could be NULL thanks to realloc provided size is 0 */ - data->max_size_log = DEFAULT_SIZE_LOG; - data->in_element_size = in_element_size; - data->out_element_size = out_element_size; - data->size = 0; - data->complete = false; - data->command_id = 0; // TODO this could also be a busy mark in the socket - /* No callback needed in blocking code for instance */ - data->complete_cb = complete_cb; - - data->buffer = malloc((1 << data->max_size_log) * data->out_element_size); - if (!data->buffer) - goto ERR_BUFFER; - data->ret = 0; - - return data; +hc_data_t *hc_data_create(size_t in_element_size, size_t out_element_size, + data_callback_t complete_cb) { + hc_data_t *data = malloc(sizeof(hc_data_t)); + if (!data) goto ERR_MALLOC; + + /* FIXME Could be NULL thanks to realloc provided size is 0 */ + data->max_size_log = DEFAULT_SIZE_LOG; + data->in_element_size = in_element_size; + data->out_element_size = out_element_size; + data->size = 0; + data->complete = false; + data->command_id = 0; // TODO this could also be a busy mark in the socket + /* No callback needed in blocking code for instance */ + data->complete_cb = complete_cb; + + data->buffer = malloc((1 << data->max_size_log) * data->out_element_size); + if (!data->buffer) goto ERR_BUFFER; + data->ret = 0; + data->current = 0; + + return data; ERR_BUFFER: - hc_data_free(data); + hc_data_free(data); ERR_MALLOC: - return NULL; + return NULL; } -void -hc_data_free(hc_data_t * data) -{ - if (data->buffer) - free(data->buffer); - free(data); +void hc_data_free(hc_data_t *data) { + if (data) free(data->buffer); + free(data); } -int -hc_data_ensure_available(hc_data_t * data, size_t count) -{ - size_t new_size_log = (data->size + count - 1 > 0) - ? log2(data->size + count - 1) + 1 - : 0; - if (new_size_log > data->max_size_log) { - data->max_size_log = new_size_log; - data->buffer = realloc(data->buffer, (1 << new_size_log) * data->out_element_size); - if (!data->buffer) - return -1; - } +int hc_data_ensure_available(hc_data_t *data, size_t count) { + size_t new_size_log = + (data->size + count - 1 > 0) ? log2(data->size + count - 1) + 1 : 0; + if (new_size_log > data->max_size_log) { + data->max_size_log = new_size_log; + data->buffer = + realloc(data->buffer, (1 << new_size_log) * data->out_element_size); + if (!data->buffer) return -1; + } - return 0; + return 0; } -int -hc_data_push_many(hc_data_t * data, const void * elements, size_t count) -{ - if (hc_data_ensure_available(data, count) < 0) - return -1; +int hc_data_push_many(hc_data_t *data, const void *elements, size_t count) { + if (hc_data_ensure_available(data, count) < 0) return -1; - memcpy(data->buffer + data->size * data->out_element_size, elements, - count * data->out_element_size); - data->size += count; + memcpy(data->buffer + data->size * data->out_element_size, elements, + count * data->out_element_size); + data->size += count; - return 0; + return 0; } -int -hc_data_push(hc_data_t * data, const void * element) -{ - return hc_data_push_many(data, element, 1); +int hc_data_push(hc_data_t *data, const void *element) { + return hc_data_push_many(data, element, 1); } /** @@ -200,61 +125,48 @@ hc_data_push(hc_data_t * data, const void * element) * NOTE: This function make sure there is enough room available in the data * structure. */ -u8 * -hc_data_get_next(hc_data_t * data) -{ - if (hc_data_ensure_available(data, 1) < 0) - return NULL; +u8 *hc_data_get_next(hc_data_t *data) { + if (hc_data_ensure_available(data, 1) < 0) return NULL; - return data->buffer + data->size * data->out_element_size; + return data->buffer + data->size * data->out_element_size; } -int -hc_data_set_callback(hc_data_t * data, data_callback_t cb, void * cb_data) -{ - data->complete_cb = cb; - data->complete_cb_data = cb_data; - return 0; +int hc_data_set_callback(hc_data_t *data, data_callback_t cb, void *cb_data) { + data->complete_cb = cb; + data->complete_cb_data = cb_data; + return 0; } -int -hc_data_set_complete(hc_data_t * data) -{ - data->complete = true; - data->ret = 0; - if (data->complete_cb) - return data->complete_cb(data, data->complete_cb_data); - return 0; +int hc_data_set_complete(hc_data_t *data) { + data->complete = true; + data->ret = 0; + if (data->complete_cb) return data->complete_cb(data, data->complete_cb_data); + return 0; } -int -hc_data_set_error(hc_data_t * data) -{ - data->ret = -1; - return 0; +int hc_data_set_error(hc_data_t *data) { + data->ret = -1; + return 0; } -int -hc_data_reset(hc_data_t * data) -{ - data->size = 0; - return 0; +int hc_data_reset(hc_data_t *data) { + data->size = 0; + return 0; } -static hc_sock_t * _open_module(const char *name) -{ +static hc_sock_t *_open_module(const char *name, const char *url) { char complete_name[128]; #ifdef __APPLE__ - sprintf(complete_name, "%s.dylib", name); + snprintf(complete_name, 128, "%s.dylib", name); #elif defined(__linux__) - sprintf(complete_name, "%s.so", name); + snprintf(complete_name, 128, "%s.so", name); #else - #error "System not supported for dynamic lynking" +#error "System not supported for dynamic lynking" #endif void *handle = 0; const char *error = 0; - hc_sock_t *(*creator)(void) = 0; + hc_sock_t *(*creator)(const char *) = 0; hc_sock_t *ret = 0; // open module @@ -263,307 +175,305 @@ static hc_sock_t * _open_module(const char *name) if ((error = dlerror()) != 0) { ERROR("%s", error); } - return 0; } // get factory method - creator = (hc_sock_t * (*)(void)) dlsym(handle, "_hc_sock_create"); + creator = + (hc_sock_t * (*)(const char *)) dlsym(handle, "_hc_sock_create_url"); if (!creator) { if ((error = dlerror()) != 0) { ERROR("%s", error); - return 0; } + return 0; } - ret = (*creator)(); + ret = (*creator)(NULL); ret->handle = handle; return ret; } -hc_sock_t *hc_sock_create_forwarder(forwarder_t forwarder) -{ - switch (forwarder) - { - case HICNLIGHT: - return _open_module("hicnlightctrl_module"); - case VPP: - return _open_module("vppctrl_module"); - default: - return NULL; - } +hc_sock_t *hc_sock_create_forwarder_url(forwarder_type_t forwarder, + const char *url) { + switch (forwarder) { + case HICNLIGHT: + return _open_module("hicnlightctrl_module", url); + case HICNLIGHT_NG: + return _open_module("hicnlightngctrl_module", url); + case VPP: + return _open_module("vppctrl_module", url); + default: + return NULL; + } } #ifdef ANDROID // In android we do not load a module at runtime // but we link the hicnlight implmentation directly // to the main library -extern hc_sock_t *_hc_sock_create(); +extern hc_sock_t *_hc_sock_create_url(const char *url); #endif -hc_sock_t *hc_sock_create(void) -{ +hc_sock_t *hc_sock_create_forwarder(forwarder_type_t forwarder) { #ifdef ANDROID - hc_sock_t *ret = _hc_sock_create(); - ret->handle = NULL; - return ret; + assert(forwarder == HICNLIGHT_NG); + hc_sock_t *ret = _hc_sock_create_url(NULL); + ret->handle = NULL; + return ret; #else - return hc_sock_create_forwarder(HICNLIGHT); + return hc_sock_create_forwarder_url(forwarder, NULL); #endif } -void hc_sock_free(hc_sock_t *s) -{ - void *handle = s->handle; - s->hc_sock_free(s); - - if (handle) { - dlclose(handle); - } +hc_sock_t *hc_sock_create(void) { + return hc_sock_create_forwarder(HICNLIGHT_NG); } -int hc_sock_get_next_seq(hc_sock_t *s) -{ - return s->hc_sock_get_next_seq(s); -} +void hc_sock_free(hc_sock_t *s) { + void *handle = s->handle; + s->hc_sock_free(s); -int hc_sock_set_nonblocking(hc_sock_t *s) -{ - return s->hc_sock_get_next_seq(s); + if (handle) { + dlclose(handle); + } } -int hc_sock_get_fd(hc_sock_t *s) -{ - return s->hc_sock_get_fd(s); +int hc_sock_get_next_seq(hc_sock_t *s) { return s->hc_sock_get_next_seq(s); } + +int hc_sock_set_nonblocking(hc_sock_t *s) { return s->hc_sock_get_next_seq(s); } + +int hc_sock_get_fd(hc_sock_t *s) { return s->hc_sock_get_fd(s); } + +int hc_sock_connect(hc_sock_t *s) { return s->hc_sock_connect(s); } + +int hc_sock_get_available(hc_sock_t *s, u8 **buffer, size_t *size) { + return s->hc_sock_get_available(s, buffer, size); } -int hc_sock_connect(hc_sock_t *s) -{ - return s->hc_sock_connect(s); +int hc_sock_send(hc_sock_t *s, hc_msg_t *msg, size_t msglen, uint32_t seq) { + return s->hc_sock_send(s, msg, msglen, seq); } -int hc_sock_get_available(hc_sock_t *s, u8 **buffer, size_t *size) -{ - return s->hc_sock_get_available(s, buffer, size); +int hc_sock_recv(hc_sock_t *s) { return s->hc_sock_recv(s); } + +int hc_sock_process(hc_sock_t *s, hc_data_t **data) { + return s->hc_sock_process(s, data); } -int hc_sock_send(hc_sock_t *s, hc_msg_t *msg, size_t msglen, int seq) -{ - return s->hc_sock_send(s, msg, msglen, seq); +int hc_sock_callback(hc_sock_t *s, hc_data_t **data) { + return s->hc_sock_callback(s, data); } -int hc_sock_recv(hc_sock_t *s) -{ - return s->hc_sock_recv(s); +int hc_sock_reset(hc_sock_t *s) { return s->hc_sock_reset(s); } + +void hc_sock_increment_woff(hc_sock_t *s, size_t bytes) { + s->hc_sock_increment_woff(s, bytes); } -int hc_sock_process(hc_sock_t *s, hc_data_t **data) -{ - return s->hc_sock_process(s, data); +int hc_sock_prepare_send(hc_sock_t *s, hc_result_t *result, + data_callback_t complete_cb, void *complete_cb_data) { + return s->hc_sock_prepare_send(s, result, complete_cb, complete_cb_data); } -int hc_sock_callback(hc_sock_t *s, hc_data_t **data) -{ - return s->hc_sock_callback(s, data); +int hc_sock_set_recv_timeout_ms(hc_sock_t *s, long timeout_ms) { + return s->hc_sock_set_recv_timeout_ms(s, timeout_ms); } -int hc_sock_reset(hc_sock_t *s) -{ - return s->hc_sock_reset(s); +/*----------------------------------------------------------------------------* + * LISTENER + *----------------------------------------------------------------------------*/ + +int hc_listener_create(hc_sock_t *s, hc_listener_t *listener) { + return s->hc_listener_create(s, listener); } -int hc_listener_create(hc_sock_t *s, hc_listener_t *listener) -{ - return s->hc_listener_create(s, listener); +hc_result_t *hc_listener_create_conf(hc_sock_t *s, hc_listener_t *listener) { + return s->hc_listener_create_conf(s, listener); } int hc_listener_get(hc_sock_t *s, hc_listener_t *listener, - hc_listener_t **listener_found) -{ - return s->hc_listener_get(s, listener, listener_found); + hc_listener_t **listener_found) { + return s->hc_listener_get(s, listener, listener_found); } -int hc_listener_delete(hc_sock_t *s, hc_listener_t *listener) -{ - return s->hc_listener_delete(s, listener); +int hc_listener_delete(hc_sock_t *s, hc_listener_t *listener) { + return s->hc_listener_delete(s, listener); } -int hc_listener_list(hc_sock_t *s, hc_data_t **pdata) -{ - return s->hc_listener_list(s, pdata); +int hc_listener_list(hc_sock_t *s, hc_data_t **pdata) { + return s->hc_listener_list(s, pdata); } GENERATE_FIND(listener); /* LISTENER VALIDATE */ -int -hc_listener_validate(const hc_listener_t * listener) -{ - if (!IS_VALID_FAMILY(listener->family)) - return -1; - - if (!IS_VALID_CONNECTION_TYPE(listener->type)) - return -1; +int hc_listener_validate(const hc_listener_t *listener) { + if (!IS_VALID_NAME(listener->name)) { + ERROR("[hc_listener_validate] Invalid name specified"); + return -1; + } + if (!IS_VALID_INTERFACE_NAME(listener->interface_name)) { + ERROR("[hc_listener_validate] Invalid interface_name specified"); + return -1; + } + if (!IS_VALID_TYPE(listener->type)) { + ERROR("[hc_listener_validate] Invalid type specified"); + return -1; + } + if (!IS_VALID_FAMILY(listener->family)) { + ERROR("[hc_listener_validate] Invalid family specified"); + return -1; + } + if (!IS_VALID_ADDRESS(&listener->local_addr, listener->family)) { + ERROR("[hc_listener_validate] Invalid local_addr specified"); + return -1; + } + if (!IS_VALID_PORT(listener->local_port)) { + ERROR("[hc_listener_validate] Invalid local_port specified"); + return -1; + } - return 0; + return 0; } /* LISTENER CMP */ -int -hc_listener_cmp(const hc_listener_t * l1, const hc_listener_t * l2) -{ - int rc; - - rc = INT_CMP(l1->type, l2->type); - if (rc != 0) - return rc; - - rc = INT_CMP(l1->family, l2->family); - if (rc != 0) - return rc; +int hc_listener_cmp(const hc_listener_t *l1, const hc_listener_t *l2) { + int rc; - rc = strncmp(l1->interface_name, l2->interface_name, INTERFACE_LEN); - if (rc != 0) - return rc; + rc = INT_CMP(l1->type, l2->type); + if (rc != 0) return rc; - rc = ip_address_cmp(&l1->local_addr, &l2->local_addr, l1->family); - if (rc != 0) - return rc; + rc = INT_CMP(l1->family, l2->family); + if (rc != 0) return rc; - rc = INT_CMP(l1->local_port, l2->local_port); - if (rc != 0) - return rc; + rc = strncmp(l1->interface_name, l2->interface_name, INTERFACE_LEN); + if (rc != 0) return rc; - return rc; -} + rc = ip_address_cmp(&l1->local_addr, &l2->local_addr, l1->family); + if (rc != 0) return rc; -/* LISTENER PARSE */ + rc = INT_CMP(l1->local_port, l2->local_port); + if (rc != 0) return rc; -int -hc_listener_parse(void * in, hc_listener_t * listener) -{ - int rc; - - list_listeners_command * cmd = (list_listeners_command *)in; - - if (!IS_VALID_LIST_LISTENERS_TYPE(cmd->encapType)) - return -1; - - hc_connection_type_t type = map_from_encap_type[cmd->encapType]; - if (type == CONNECTION_TYPE_UNDEFINED) - return -1; - - if (!IS_VALID_ADDR_TYPE(cmd->addressType)) - return -1; - - int family = map_from_addr_type[cmd->addressType]; - if (!IS_VALID_FAMILY(family)) - return -1; - - *listener = (hc_listener_t) { - .id = cmd->connid, - .type = type, - .family = family, - .local_addr = UNION_CAST(cmd->address, ip_address_t), - .local_port = ntohs(cmd->port), - }; - rc = snprintf(listener->name, SYMBOLIC_NAME_LEN, "%s", cmd->listenerName); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[hc_listener_parse] Unexpected truncation of symbolic name string"); - rc = snprintf(listener->interface_name, INTERFACE_LEN, "%s", cmd->interfaceName); - if (rc >= INTERFACE_LEN) - WARN("[hc_listener_parse] Unexpected truncation of interface name string"); - return 0; + return rc; } /* LISTENER SNPRINTF */ /* /!\ Please update constants in header file upon changes */ -int -hc_listener_snprintf(char * s, size_t size, hc_listener_t * listener) -{ - char local[MAXSZ_URL]; - int rc; - rc = url_snprintf(local, MAXSZ_URL, - listener->family, &listener->local_addr, listener->local_port); - if (rc >= MAXSZ_URL) - WARN("[hc_listener_snprintf] Unexpected truncation of URL string"); - if (rc < 0) - return rc; +int hc_listener_snprintf(char *s, size_t size, hc_listener_t *listener) { + char local[MAXSZ_URL]; + int rc; + rc = url_snprintf(local, MAXSZ_URL, listener->family, &listener->local_addr, + listener->local_port); + if (rc >= MAXSZ_URL) + WARN("[hc_listener_snprintf] Unexpected truncation of URL string"); + if (rc < 0) return rc; - return snprintf(s, size, "%s %s %s", listener->interface_name, local, - connection_type_str[listener->type]); + return snprintf(s, size, "%s %s %s interface=%s", listener->name, local, + face_type_str(listener->type), listener->interface_name); } -int hc_connection_create(hc_sock_t *s, hc_connection_t *connection) -{ - return s->hc_connection_create(s, connection); +/*----------------------------------------------------------------------------* + * CONNECTION + *----------------------------------------------------------------------------*/ + +int hc_connection_create(hc_sock_t *s, hc_connection_t *connection) { + return s->hc_connection_create(s, connection); +} + +hc_result_t *hc_connection_create_conf(hc_sock_t *s, + hc_connection_t *connection) { + return s->hc_connection_create_conf(s, connection); } int hc_connection_get(hc_sock_t *s, hc_connection_t *connection, - hc_connection_t **connection_found) -{ - return s->hc_connection_get(s, connection, connection_found); + hc_connection_t **connection_found) { + return s->hc_connection_get(s, connection, connection_found); } int hc_connection_update_by_id(hc_sock_t *s, int hc_connection_id, - hc_connection_t *connection) -{ - return s->hc_connection_update_by_id(s, hc_connection_id, connection); + hc_connection_t *connection) { + return s->hc_connection_update_by_id(s, hc_connection_id, connection); } int hc_connection_update(hc_sock_t *s, hc_connection_t *connection_current, - hc_connection_t *connection_updated) -{ - return s->hc_connection_update(s, connection_current, connection_updated); + hc_connection_t *connection_updated) { + return s->hc_connection_update(s, connection_current, connection_updated); } -int hc_connection_delete(hc_sock_t *s, hc_connection_t *connection) -{ - return s->hc_connection_delete(s, connection); +int hc_connection_delete(hc_sock_t *s, hc_connection_t *connection) { + return s->hc_connection_delete(s, connection); } -int hc_connection_list(hc_sock_t *s, hc_data_t **pdata) -{ - return s->hc_connection_list(s, pdata); +hc_result_t *hc_connection_delete_conf(hc_sock_t *s, + hc_connection_t *connection) { + return s->hc_connection_delete_conf(s, connection); } -int hc_connection_set_admin_state(hc_sock_t * s, const char * conn_id_or_name, face_state_t state) -{ - return s->hc_connection_set_admin_state(s, conn_id_or_name, state); +int hc_connection_list(hc_sock_t *s, hc_data_t **pdata) { + return s->hc_connection_list(s, pdata); +} + +int hc_connection_set_admin_state(hc_sock_t *s, const char *conn_id_or_name, + face_state_t state) { + return s->hc_connection_set_admin_state(s, conn_id_or_name, state); } #ifdef WITH_POLICY -int hc_connection_set_priority(hc_sock_t * s, const char * conn_id_or_name, uint32_t priority) -{ - return s->hc_connection_set_priority(s, conn_id_or_name, priority); +int hc_connection_set_priority(hc_sock_t *s, const char *conn_id_or_name, + uint32_t priority) { + return s->hc_connection_set_priority(s, conn_id_or_name, priority); } -int hc_connection_set_tags(hc_sock_t * s, const char * conn_id_or_name, policy_tags_t tags) -{ - return s->hc_connection_set_tags(s, conn_id_or_name, tags); +int hc_connection_set_tags(hc_sock_t *s, const char *conn_id_or_name, + policy_tags_t tags) { + return s->hc_connection_set_tags(s, conn_id_or_name, tags); } -#endif // WITH_POLICY +#endif // WITH_POLICY GENERATE_FIND(connection); /* CONNECTION VALIDATE */ -int -hc_connection_validate(const hc_connection_t * connection) -{ - if (!IS_VALID_FAMILY(connection->family)) - return -1; - - if (!IS_VALID_CONNECTION_TYPE(connection->type)) - return -1; - - /* TODO assert both local and remote have the right family */ +int hc_connection_validate(const hc_connection_t *connection) { + if (!IS_VALID_NAME(connection->name)) { + ERROR("[hc_connection_validate] Invalid name specified"); + return -1; + } + if (!IS_VALID_INTERFACE_NAME(connection->interface_name)) { + ERROR("[hc_connection_validate] Invalid interface_name specified"); + return -1; + } + if (!IS_VALID_TYPE(connection->type)) { + ERROR("[hc_connection_validate] Invalid type specified"); + return -1; + } + if (!IS_VALID_FAMILY(connection->family)) { + ERROR("[hc_connection_validate] Invalid family specified"); + return -1; + } + if (!IS_VALID_ADDRESS(&connection->local_addr, connection->family)) { + ERROR("[hc_connection_validate] Invalid local_addr specified"); + return -1; + } + if (!IS_VALID_PORT(connection->local_port)) { + ERROR("[hc_connection_validate] Invalid local_port specified"); + return -1; + } + if (!IS_VALID_ADDRESS(&connection->remote_addr, connection->family)) { + ERROR("[hc_connection_validate] Invalid remote_addr specified"); + return -1; + } + if (!IS_VALID_PORT(connection->remote_port)) { + ERROR("[hc_connection_validate] Invalid remote_port specified"); + return -1; + } - return 0; + return 0; } /* CONNECTION CMP */ @@ -573,719 +483,692 @@ hc_connection_validate(const hc_connection_t * connection) * As connections are specific to hicn-light, we can safely use IP and ports for * comparison independently of the face type. */ -int hc_connection_cmp(const hc_connection_t * c1, const hc_connection_t * c2) -{ - int rc; +int hc_connection_cmp(const hc_connection_t *c1, const hc_connection_t *c2) { + int rc; - rc = INT_CMP(c1->type, c2->type); - if (rc != 0) - return rc; + rc = INT_CMP(c1->type, c2->type); + if (rc != 0) return rc; - rc = INT_CMP(c1->family, c2->family); - if (rc != 0) - return rc; + rc = INT_CMP(c1->family, c2->family); + if (rc != 0) return rc; - rc = strncmp(c1->interface_name, c2->interface_name, INTERFACE_LEN); - if (rc != 0) - return rc; + rc = strncmp(c1->interface_name, c2->interface_name, INTERFACE_LEN); + if (rc != 0) return rc; - rc = ip_address_cmp(&c1->local_addr, &c2->local_addr, c1->family); - if (rc != 0) - return rc; + rc = ip_address_cmp(&c1->local_addr, &c2->local_addr, c1->family); + if (rc != 0) return rc; - rc = INT_CMP(c1->local_port, c2->local_port); - if (rc != 0) - return rc; + rc = INT_CMP(c1->local_port, c2->local_port); + if (rc != 0) return rc; - rc = ip_address_cmp(&c1->remote_addr, &c2->remote_addr, c1->family); - if (rc != 0) - return rc; + rc = ip_address_cmp(&c1->remote_addr, &c2->remote_addr, c1->family); + if (rc != 0) return rc; - rc = INT_CMP(c1->remote_port, c2->remote_port); - if (rc != 0) - return rc; + rc = INT_CMP(c1->remote_port, c2->remote_port); + if (rc != 0) return rc; - return rc; -} - -/* CONNECTION PARSE */ - -int -hc_connection_parse(void * in, hc_connection_t * connection) -{ - int rc; - list_connections_command * cmd = (list_connections_command *)in; - - if (!IS_VALID_LIST_CONNECTIONS_TYPE(cmd->connectionData.connectionType)) - return -1; - - hc_connection_type_t type = map_from_list_connections_type[cmd->connectionData.connectionType]; - if (type == CONNECTION_TYPE_UNDEFINED) - return -1; - - if (!IS_VALID_LIST_CONNECTIONS_STATE(cmd->state)) - return -1; - - hc_connection_state_t state = map_from_list_connections_state[cmd->state]; - if (state == HC_CONNECTION_STATE_UNDEFINED) - return -1; - - if (!IS_VALID_ADDR_TYPE(cmd->connectionData.ipType)) - return -1; - - int family = map_from_addr_type[cmd->connectionData.ipType]; - if (!IS_VALID_FAMILY(family)) - return -1; - - *connection = (hc_connection_t) { - .id = cmd->connid, - .type = type, - .family = family, - .local_addr = cmd->connectionData.localIp, - //.local_addr = UNION_CAST(cmd->connectionData.localIp, ip_address_t), - .local_port = ntohs(cmd->connectionData.localPort), - .remote_addr = cmd->connectionData.remoteIp, - //.remote_addr = UNION_CAST(cmd->connectionData.remoteIp, ip_address_t), - .remote_port = ntohs(cmd->connectionData.remotePort), - .admin_state = cmd->connectionData.admin_state, -#ifdef WITH_POLICY - .priority = cmd->connectionData.priority, - .tags = cmd->connectionData.tags, -#endif /* WITH_POLICY */ - .state = state, - }; - rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "%s", cmd->connectionData.symbolic); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[hc_connection_parse] Unexpected truncation of symbolic name string"); - rc = snprintf(connection->interface_name, INTERFACE_LEN, "%s", cmd->interfaceName); - if (rc >= INTERFACE_LEN) - WARN("[hc_connection_parse] Unexpected truncation of interface name string"); - return 0; + return rc; } /* CONNECTION SNPRINTF */ /* /!\ Please update constants in header file upon changes */ -int -hc_connection_snprintf(char * s, size_t size, const hc_connection_t * connection) -{ - char local[MAXSZ_URL]; - char remote[MAXSZ_URL]; - int rc; - - // assert(connection->connection_state) - - rc = url_snprintf(local, MAXSZ_URL, connection->family, - &connection->local_addr, connection->local_port); - if (rc >= MAXSZ_URL) - WARN("[hc_connection_snprintf] Unexpected truncation of URL string"); - if (rc < 0) - return rc; - rc = url_snprintf(remote, MAXSZ_URL, connection->family, - &connection->remote_addr, connection->remote_port); - if (rc >= MAXSZ_URL) - WARN("[hc_connection_snprintf] Unexpected truncation of URL string"); - if (rc < 0) - return rc; - - return snprintf(s, size, "%s %s %s %s %s", - connection_state_str[connection->state], - connection->interface_name, - local, - remote, - connection_type_str[connection->type]); -} - -int hc_face_create(hc_sock_t *s, hc_face_t *face) -{ - return s->hc_face_create(s, face); +int hc_connection_snprintf(char *s, size_t size, + const hc_connection_t *connection) { + char local[MAXSZ_URL]; + char remote[MAXSZ_URL]; + int rc; + + // assert(connection->connection_state) + if (strcmp(connection->name, "SELF") == 0) { + return snprintf(s, size, "%s", connection->name); + } + + rc = url_snprintf(local, MAXSZ_URL, connection->family, + &connection->local_addr, connection->local_port); + if (rc >= MAXSZ_URL) + WARN("[hc_connection_snprintf] Unexpected truncation of URL string"); + if (rc < 0) return rc; + rc = url_snprintf(remote, MAXSZ_URL, connection->family, + &connection->remote_addr, connection->remote_port); + if (rc >= MAXSZ_URL) + WARN("[hc_connection_snprintf] Unexpected truncation of URL string"); + if (rc < 0) return rc; + + return snprintf(s, size, "%s %s %s %s", connection->name, local, remote, + face_type_str(connection->type)); } -int hc_face_get(hc_sock_t *s, hc_face_t *face, hc_face_t **face_found) -{ - return s->hc_face_get(s, face, face_found); +int hc_face_create(hc_sock_t *s, hc_face_t *face) { + return s->hc_face_create(s, face); } -int hc_face_delete(hc_sock_t *s, hc_face_t *face) -{ - return s->hc_face_delete(s, face); +int hc_face_get(hc_sock_t *s, hc_face_t *face, hc_face_t **face_found) { + return s->hc_face_get(s, face, face_found); } -int hc_face_list(hc_sock_t *s, hc_data_t **pdata) -{ - return s->hc_face_list(s, pdata); +int hc_face_delete(hc_sock_t *s, hc_face_t *face, uint8_t delete_listener) { + return s->hc_face_delete(s, face, delete_listener); } -int hc_face_list_async(hc_sock_t *s) -{ - return s->hc_face_list_async(s); +int hc_face_list(hc_sock_t *s, hc_data_t **pdata) { + return s->hc_face_list(s, pdata); } -int hc_face_set_admin_state(hc_sock_t * s, const char * conn_id_or_name, face_state_t state) -{ - return s->hc_face_set_admin_state(s, conn_id_or_name, state); +int hc_face_list_async(hc_sock_t *s) { return s->hc_face_list_async(s); } + +int hc_face_set_admin_state(hc_sock_t *s, const char *conn_id_or_name, + face_state_t state) { + return s->hc_face_set_admin_state(s, conn_id_or_name, state); } #ifdef WITH_POLICY -int hc_face_set_priority(hc_sock_t * s, const char * conn_id_or_name, uint32_t priority) -{ - return s->hc_face_set_priority(s, conn_id_or_name, priority); +int hc_face_set_priority(hc_sock_t *s, const char *conn_id_or_name, + uint32_t priority) { + return s->hc_face_set_priority(s, conn_id_or_name, priority); } -int hc_face_set_tags(hc_sock_t * s, const char * conn_id_or_name, policy_tags_t tags) -{ - return s->hc_face_set_tags(s, conn_id_or_name, tags); +int hc_face_set_tags(hc_sock_t *s, const char *conn_id_or_name, + policy_tags_t tags) { + return s->hc_face_set_tags(s, conn_id_or_name, tags); } #endif /* WITH_POLICY */ /* /!\ Please update constants in header file upon changes */ -int -hc_face_snprintf(char * s, size_t size, hc_face_t * face) -{ - /* URLs are also big enough to contain IP addresses in the hICN case */ - char local[MAXSZ_URL]; - char remote[MAXSZ_URL]; +int hc_face_snprintf(char *s, size_t size, hc_face_t *face) { + /* URLs are also big enough to contain IP addresses in the hICN case */ + char local[MAXSZ_URL]; + char remote[MAXSZ_URL]; #ifdef WITH_POLICY - char tags[MAXSZ_POLICY_TAGS]; + char tags[MAXSZ_POLICY_TAGS]; #endif /* WITH_POLICY */ - int rc; - - switch(face->face.type) { - case FACE_TYPE_HICN: - case FACE_TYPE_HICN_LISTENER: - rc = ip_address_snprintf(local, MAXSZ_URL, - &face->face.local_addr, - face->face.family); - if (rc >= MAXSZ_URL) - WARN("[hc_face_snprintf] Unexpected truncation of URL string"); - if (rc < 0) - return rc; - rc = ip_address_snprintf(remote, MAXSZ_URL, - &face->face.remote_addr, - face->face.family); - if (rc >= MAXSZ_URL) - WARN("[hc_face_snprintf] Unexpected truncation of URL string"); - if (rc < 0) - return rc; - break; - case FACE_TYPE_TCP: - case FACE_TYPE_UDP: - case FACE_TYPE_TCP_LISTENER: - case FACE_TYPE_UDP_LISTENER: - rc = url_snprintf(local, MAXSZ_URL, face->face.family, - &face->face.local_addr, - face->face.local_port); - if (rc >= MAXSZ_URL) - WARN("[hc_face_snprintf] Unexpected truncation of URL string"); - if (rc < 0) - return rc; - rc = url_snprintf(remote, MAXSZ_URL, face->face.family, - &face->face.remote_addr, - face->face.remote_port); - if (rc >= MAXSZ_URL) - WARN("[hc_face_snprintf] Unexpected truncation of URL string"); - if (rc < 0) - return rc; - break; - default: - return -1; - } + int rc; + + switch (face->face.type) { + case FACE_TYPE_HICN: + case FACE_TYPE_HICN_LISTENER: + rc = ip_address_snprintf(local, MAXSZ_URL, &face->face.local_addr, + face->face.family); + if (rc >= MAXSZ_URL) + WARN("[hc_face_snprintf] Unexpected truncation of URL string"); + if (rc < 0) return rc; + rc = ip_address_snprintf(remote, MAXSZ_URL, &face->face.remote_addr, + face->face.family); + if (rc >= MAXSZ_URL) + WARN("[hc_face_snprintf] Unexpected truncation of URL string"); + if (rc < 0) return rc; + break; + case FACE_TYPE_TCP: + case FACE_TYPE_UDP: + case FACE_TYPE_TCP_LISTENER: + case FACE_TYPE_UDP_LISTENER: + rc = url_snprintf(local, MAXSZ_URL, face->face.family, + &face->face.local_addr, face->face.local_port); + if (rc >= MAXSZ_URL) + WARN("[hc_face_snprintf] Unexpected truncation of URL string"); + if (rc < 0) return rc; + rc = url_snprintf(remote, MAXSZ_URL, face->face.family, + &face->face.remote_addr, face->face.remote_port); + if (rc >= MAXSZ_URL) + WARN("[hc_face_snprintf] Unexpected truncation of URL string"); + if (rc < 0) return rc; + break; + default: + return -1; + } // [#ID NAME] TYPE LOCAL_URL REMOTE_URL STATE/ADMIN_STATE (TAGS) #ifdef WITH_POLICY - rc = policy_tags_snprintf(tags, MAXSZ_POLICY_TAGS, face->face.tags); - if (rc >= MAXSZ_POLICY_TAGS) - WARN("[hc_face_snprintf] Unexpected truncation of policy tags string"); - if (rc < 0) - return rc; - - return snprintf(s, size, "[#%d %s] %s %s %s %s %s/%s [%d] (%s)", - face->id, - face->name, - face->face.netdevice.index != NETDEVICE_UNDEFINED_INDEX ? face->face.netdevice.name : "*", - face_type_str[face->face.type], - local, - remote, - face_state_str[face->face.state], - face_state_str[face->face.admin_state], - face->face.priority, - tags); + rc = policy_tags_snprintf(tags, MAXSZ_POLICY_TAGS, face->face.tags); + if (rc >= MAXSZ_POLICY_TAGS) + WARN("[hc_face_snprintf] Unexpected truncation of policy tags string"); + if (rc < 0) return rc; + + return snprintf( + s, size, "[#%d %s] %s %s %s %s %s/%s [%d] (%s)", face->id, face->name, + face->face.netdevice.index != NETDEVICE_UNDEFINED_INDEX + ? face->face.netdevice.name + : "*", + face_type_str(face->face.type), local, remote, + face_state_str(face->face.state), face_state_str(face->face.admin_state), + face->face.priority, tags); #else - return snprintf(s, size, "[#%d %s] %s %s %s %s %s/%s", - face->id, - face->name, - face->face.netdevice.index != NETDEVICE_UNDEFINED_INDEX ? face->face.netdevice.name : "*", - face_type_str[face->face.type], - local, - remote, - face_state_str[face->face.state], - face_state_str[face->face.admin_state]); + return snprintf(s, size, "[#%d %s] %s %s %s %s %s/%s", face->id, face->name, + face->face.netdevice.index != NETDEVICE_UNDEFINED_INDEX + ? face->face.netdevice.name + : "*", + face_type_str(face->face.type), local, remote, + face_state_str(face->face.state), + face_state_str(face->face.admin_state)); #endif /* WITH_POLICY */ } -int -hc_connection_parse_to_face(void * in, hc_face_t * face) -{ - hc_connection_t connection; - - if (hc_connection_parse(in, &connection) < 0) { - ERROR("[hc_connection_parse_to_face] Could not parse connection"); - return -1; - } +/*----------------------------------------------------------------------------* + * ROUTE + *----------------------------------------------------------------------------*/ - if (hc_connection_to_face(&connection, face) < 0) { - ERROR("[hc_connection_parse_to_face] Could not convert connection to face."); - return -1; - } - - return 0; +int hc_route_create(hc_sock_t *s, hc_route_t *route) { + return s->hc_route_create(s, route); } -int hc_route_create(hc_sock_t * s, hc_route_t * route) -{ - return s->hc_route_create(s, route); +hc_result_t *hc_route_create_conf(hc_sock_t *s, hc_route_t *route) { + return s->hc_route_create_conf(s, route); } -int hc_route_delete(hc_sock_t * s, hc_route_t * route) -{ - return s->hc_route_delete(s, route); +int hc_route_delete(hc_sock_t *s, hc_route_t *route) { + return s->hc_route_delete(s, route); } -int hc_route_list(hc_sock_t * s, hc_data_t ** pdata) -{ - return s->hc_route_list(s, pdata); +int hc_route_list(hc_sock_t *s, hc_data_t **pdata) { + return s->hc_route_list(s, pdata); } -int hc_route_list_async(hc_sock_t * s) -{ - return s->hc_route_list_async(s); -} +int hc_route_list_async(hc_sock_t *s) { return s->hc_route_list_async(s); } -/* ROUTE PARSE */ +/* ROUTE SNPRINTF */ -int -hc_route_parse(void * in, hc_route_t * route) -{ - list_routes_command * cmd = (list_routes_command *) in; +/* /!\ Please update constants in header file upon changes */ +int hc_route_snprintf(char *s, size_t size, hc_route_t *route) { + /* interface cost prefix length */ - if (!IS_VALID_ADDR_TYPE(cmd->addressType)) { - ERROR("[hc_route_parse] Invalid address type"); - return -1; - } + char prefix[MAXSZ_IP_ADDRESS]; + int rc; - int family = map_from_addr_type[cmd->addressType]; - if (!IS_VALID_FAMILY(family)) { - ERROR("[hc_route_parse] Invalid address family"); - return -1; - } + rc = ip_address_snprintf(prefix, MAXSZ_IP_ADDRESS, &route->remote_addr, + route->family); + if (rc >= MAXSZ_IP_ADDRESS) + ; + if (rc < 0) return rc; - *route = (hc_route_t) { - .face_id = cmd->connid, - .family = family, - .remote_addr = UNION_CAST(cmd->address, ip_address_t), - .len = cmd->len, - .cost = cmd->cost, - }; - return 0; + return snprintf(s, size, "%s %*d %s %*d conn_id=%d", route->name, MAXSZ_COST, + route->cost, prefix, MAXSZ_LEN, route->len, route->face_id); } -/* ROUTE SNPRINTF */ - -/* /!\ Please update constants in header file upon changes */ -int -hc_route_snprintf(char * s, size_t size, hc_route_t * route) -{ - /* interface cost prefix length */ - - char prefix[MAXSZ_IP_ADDRESS]; - int rc; - - rc = ip_address_snprintf(prefix, MAXSZ_IP_ADDRESS, &route->remote_addr, - route->family); - if (rc >= MAXSZ_IP_ADDRESS) - ; - if (rc < 0) - return rc; +int hc_route_validate(const hc_route_t *route) { + if (!IS_VALID_ID(route->connection_id)) { + ERROR("[hc_route_validate] Invalid connection id"); + return -1; + } + if (!IS_VALID_NAME(route->name) && !IS_VALID_STR_ID(route->name)) { + ERROR("[hc_route_validate] Invalid name specified"); + return -1; + } + if (!IS_VALID_FAMILY(route->family)) { + ERROR("[hc_route_validate] Invalid family specified"); + return -1; + } + if (!IS_VALID_ADDRESS(&route->remote_addr, route->family)) { + ERROR("[hc_route_validate] Invalid remote_addr specified"); + return -1; + } + if (!IS_VALID_ROUTE_COST(route->cost)) { + ERROR("[hc_route_validate] Invalid cost"); + return -1; + } + if (!IS_VALID_PREFIX_LEN(route->len)) { + ERROR("[hc_route_validate] Invalid len"); + return -1; + } - return snprintf(s, size, "%*d %*d %s %*d", MAXSZ_FACE_ID, route->face_id, - MAXSZ_COST, route->cost, prefix, MAXSZ_LEN, route->len); + return 0; } +/*----------------------------------------------------------------------------* + * FACE + *----------------------------------------------------------------------------*/ + /* FACE -> LISTENER */ -int -hc_face_to_listener(const hc_face_t * face, hc_listener_t * listener) -{ - const face_t * f = &face->face; - - switch(f->type) { - case FACE_TYPE_HICN_LISTENER: - break; - case FACE_TYPE_TCP_LISTENER: - break; - case FACE_TYPE_UDP_LISTENER: - break; - default: - return -1; - } - return -1; /* XXX Not implemented */ +int hc_face_to_listener(const hc_face_t *face, hc_listener_t *listener) { + const face_t *f = &face->face; + + switch (f->type) { + case FACE_TYPE_HICN_LISTENER: + break; + case FACE_TYPE_TCP_LISTENER: + break; + case FACE_TYPE_UDP_LISTENER: + break; + default: + return -1; + } + return -1; /* XXX Not implemented */ } /* LISTENER -> FACE */ -int -hc_listener_to_face(const hc_listener_t * listener, hc_face_t * face) -{ - return -1; /* XXX Not implemented */ +int hc_listener_to_face(const hc_listener_t *listener, hc_face_t *face) { + return -1; /* XXX Not implemented */ } /* FACE -> CONNECTION */ -int -hc_face_to_connection(const hc_face_t * face, hc_connection_t * connection, bool generate_name) -{ - int rc; - const face_t * f = &face->face; - - switch(f->type) { - case FACE_TYPE_HICN: - *connection = (hc_connection_t) { - .type = CONNECTION_TYPE_HICN, - .family = f->family, - .local_addr = f->local_addr, - .local_port = 0, - .remote_addr = f->remote_addr, - .remote_port = 0, - .admin_state = face_state_to_connection_state(f->admin_state), - .state = face_state_to_connection_state(f->state), +int hc_face_to_connection(const hc_face_t *face, hc_connection_t *connection, + bool generate_name) { + int rc; + + const face_t *f = &face->face; + switch (f->type) { + case FACE_TYPE_HICN: + *connection = (hc_connection_t){ + .type = FACE_TYPE_HICN, + .family = f->family, + .local_addr = f->local_addr, + .local_port = 0, + .remote_addr = f->remote_addr, + .remote_port = 0, + .admin_state = f->admin_state, + .state = f->state, #ifdef WITH_POLICY - .priority = f->priority, - .tags = f->tags, + .priority = f->priority, + .tags = f->tags, #endif /* WITH_POLICY */ - }; - rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "%s", + }; + rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "%s", f->netdevice.name); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[hc_face_to_connection] Unexpected truncation of symbolic name string"); - break; - case FACE_TYPE_TCP: - *connection = (hc_connection_t) { - .type = CONNECTION_TYPE_TCP, - .family = f->family, - .local_addr = f->local_addr, - .local_port = f->local_port, - .remote_addr = f->remote_addr, - .remote_port = f->remote_port, - .admin_state = face_state_to_connection_state(f->admin_state), - .state = face_state_to_connection_state(f->state), + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[hc_face_to_connection] Unexpected truncation of symbolic " + "name string"); + break; + case FACE_TYPE_TCP: + *connection = (hc_connection_t){ + .type = FACE_TYPE_TCP, + .family = f->family, + .local_addr = f->local_addr, + .local_port = f->local_port, + .remote_addr = f->remote_addr, + .remote_port = f->remote_port, + .admin_state = f->admin_state, + .state = f->state, #ifdef WITH_POLICY - .priority = f->priority, - .tags = f->tags, + .priority = f->priority, + .tags = f->tags, #endif /* WITH_POLICY */ - }; - if (generate_name) { - rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "tcp%u", RANDBYTE()); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[hc_face_to_connection] Unexpected truncation of symbolic name string"); - } else { - memset(connection->name, 0, SYMBOLIC_NAME_LEN); - } - break; - case FACE_TYPE_UDP: - *connection = (hc_connection_t) { - .type = CONNECTION_TYPE_UDP, - .family = AF_INET, - .local_addr = f->local_addr, - .local_port = f->local_port, - .remote_addr = f->remote_addr, - .remote_port = f->remote_port, - .admin_state = face_state_to_connection_state(f->admin_state), - .state = face_state_to_connection_state(f->state), + }; + if (generate_name) { + rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "tcp%u", RANDBYTE()); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[hc_face_to_connection] Unexpected truncation of " + "symbolic name string"); + } else { + memset(connection->name, 0, SYMBOLIC_NAME_LEN); + } + break; + case FACE_TYPE_UDP: + *connection = (hc_connection_t){ + .type = FACE_TYPE_UDP, + .family = f->family, + .local_addr = f->local_addr, + .local_port = f->local_port, + .remote_addr = f->remote_addr, + .remote_port = f->remote_port, + .admin_state = f->admin_state, + .state = f->state, #ifdef WITH_POLICY - .priority = f->priority, - .tags = f->tags, + .priority = f->priority, + .tags = f->tags, #endif /* WITH_POLICY */ - }; - if (generate_name) { - rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "udp%u", RANDBYTE()); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[hc_face_to_connection] Unexpected truncation of symbolic name string"); - } else { - memset(connection->name, 0, SYMBOLIC_NAME_LEN); - } - snprintf(connection->interface_name, INTERFACE_LEN, "%s", - f->netdevice.name); - break; - default: - return -1; - } + }; + if (generate_name) { + rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "udp%u", RANDBYTE()); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[hc_face_to_connection] Unexpected truncation of " + "symbolic name string"); + } else { + memset(connection->name, 0, SYMBOLIC_NAME_LEN); + } + snprintf(connection->interface_name, INTERFACE_LEN, "%s", + f->netdevice.name); + break; + default: + return -1; + } - rc = snprintf(connection->interface_name, INTERFACE_LEN, "%s", - f->netdevice.name); - if (rc >= INTERFACE_LEN) - WARN("hc_face_to_connection] Unexpected truncation of interface name string"); + connection->id = face->id; + rc = snprintf(connection->interface_name, INTERFACE_LEN, "%s", + f->netdevice.name); + if (rc >= INTERFACE_LEN) + WARN( + "hc_face_to_connection] Unexpected truncation of interface name " + "string"); - return 0; + return 0; } /* CONNECTION -> FACE */ -int -hc_connection_to_face(const hc_connection_t * connection, hc_face_t * face) -{ - int rc; - switch (connection->type) { - case CONNECTION_TYPE_TCP: - *face = (hc_face_t) { - .id = connection->id, - .face = { - .type = FACE_TYPE_TCP, - .family = connection->family, - .local_addr = connection->local_addr, - .local_port = connection->local_port, - .remote_addr = connection->remote_addr, - .remote_port = connection->remote_port, - .admin_state = connection_state_to_face_state(connection->admin_state), - .state = connection_state_to_face_state(connection->state), +int hc_connection_to_face(const hc_connection_t *connection, hc_face_t *face) { + int rc; + switch (connection->type) { + case FACE_TYPE_TCP: + *face = (hc_face_t){ + .id = connection->id, + .face = + { + .type = FACE_TYPE_TCP, + .family = connection->family, + .local_addr = connection->local_addr, + .local_port = connection->local_port, + .remote_addr = connection->remote_addr, + .remote_port = connection->remote_port, + .admin_state = connection->admin_state, + .state = connection->state, #ifdef WITH_POLICY - .priority = connection->priority, - .tags = connection->tags, + .priority = connection->priority, + .tags = connection->tags, #endif /* WITH_POLICY */ - }, - }; - break; - case CONNECTION_TYPE_UDP: - *face = (hc_face_t) { - .id = connection->id, - .face = { - .type = FACE_TYPE_UDP, - .family = connection->family, - .local_addr = connection->local_addr, - .local_port = connection->local_port, - .remote_addr = connection->remote_addr, - .remote_port = connection->remote_port, - .admin_state = connection_state_to_face_state(connection->admin_state), - .state = connection_state_to_face_state(connection->state), + }, + }; + break; + case FACE_TYPE_UDP: + *face = (hc_face_t){ + .id = connection->id, + .face = + { + .type = FACE_TYPE_UDP, + .family = connection->family, + .local_addr = connection->local_addr, + .local_port = connection->local_port, + .remote_addr = connection->remote_addr, + .remote_port = connection->remote_port, + .admin_state = connection->admin_state, + .state = connection->state, #ifdef WITH_POLICY - .priority = connection->priority, - .tags = connection->tags, + .priority = connection->priority, + .tags = connection->tags, #endif /* WITH_POLICY */ - }, - }; - break; - case CONNECTION_TYPE_HICN: - *face = (hc_face_t) { - .id = connection->id, - .face = { - .type = FACE_TYPE_HICN, - .family = connection->family, - .netdevice.index = NETDEVICE_UNDEFINED_INDEX, // XXX - .local_addr = connection->local_addr, - .remote_addr = connection->remote_addr, - .admin_state = connection_state_to_face_state(connection->admin_state), - .state = connection_state_to_face_state(connection->state), + }, + }; + break; + case FACE_TYPE_HICN: + *face = (hc_face_t){ + .id = connection->id, + .face = + { + .type = FACE_TYPE_HICN, + .family = connection->family, + .netdevice.index = NETDEVICE_UNDEFINED_INDEX, // XXX + .local_addr = connection->local_addr, + .remote_addr = connection->remote_addr, + .admin_state = connection->admin_state, + .state = connection->state, #ifdef WITH_POLICY - .priority = connection->priority, - .tags = connection->tags, + .priority = connection->priority, + .tags = connection->tags, #endif /* WITH_POLICY */ - }, - }; - break; - default: - return -1; - } - face->face.netdevice.name[0] = '\0'; - face->face.netdevice.index = 0; - rc = snprintf(face->name, SYMBOLIC_NAME_LEN, "%s", connection->name); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[hc_connection_to_face] Unexpected truncation of symbolic name string"); - rc = snprintf(face->face.netdevice.name, INTERFACE_LEN, "%s", connection->interface_name); - if (rc >= INTERFACE_LEN) - WARN("[hc_connection_to_face] Unexpected truncation of interface name string"); - netdevice_update_index(&face->face.netdevice); - return 0; + }, + }; + break; + default: + return -1; + } + face->face.netdevice.name[0] = '\0'; + face->face.netdevice.index = 0; + rc = snprintf(face->name, SYMBOLIC_NAME_LEN, "%s", connection->name); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[hc_connection_to_face] Unexpected truncation of symbolic name " + "string"); + rc = snprintf(face->face.netdevice.name, INTERFACE_LEN, "%s", + connection->interface_name); + if (rc >= INTERFACE_LEN) + WARN( + "[hc_connection_to_face] Unexpected truncation of interface name " + "string"); + netdevice_update_index(&face->face.netdevice); + return 0; } /* CONNECTION -> LISTENER */ -int -hc_connection_to_local_listener(const hc_connection_t * connection, hc_listener_t * listener) -{ - int rc; - *listener = (hc_listener_t) { - .id = ~0, - .type = connection->type, - .family = connection->family, - .local_addr = connection->local_addr, - .local_port = connection->local_port, - }; - rc = snprintf(listener->name, SYMBOLIC_NAME_LEN, "lst%u", RANDBYTE()); // generate name - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[hc_connection_to_local_listener] Unexpected truncation of symbolic name string"); - rc = snprintf(listener->interface_name, INTERFACE_LEN, "%s", connection->interface_name); - if (rc >= INTERFACE_LEN) - WARN("[hc_connection_to_local_listener] Unexpected truncation of interface name string"); +int hc_connection_to_local_listener(const hc_connection_t *connection, + hc_listener_t *listener) { + int rc; + + face_type_t listener_type; + switch (connection->type) { + case FACE_TYPE_UDP: + listener_type = FACE_TYPE_UDP_LISTENER; + break; + case FACE_TYPE_TCP: + listener_type = FACE_TYPE_TCP_LISTENER; + break; + default: + return -1; + } - return 0; + *listener = (hc_listener_t){ + .id = ~0, + .type = listener_type, + .family = connection->family, + .local_addr = connection->local_addr, + .local_port = connection->local_port, + }; + rc = snprintf(listener->name, SYMBOLIC_NAME_LEN, "lst%u", + RANDBYTE()); // generate name + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[hc_connection_to_local_listener] Unexpected truncation of " + "symbolic name string"); + rc = snprintf(listener->interface_name, INTERFACE_LEN, "%s", + connection->interface_name); + if (rc >= INTERFACE_LEN) + WARN( + "[hc_connection_to_local_listener] Unexpected truncation of " + "interface name string"); + + return 0; +} + +/*----------------------------------------------------------------------------* + * Punting + *----------------------------------------------------------------------------*/ + +int hc_punting_create(hc_sock_t *s, hc_punting_t *punting) { + return s->hc_punting_create(s, punting); } -int hc_punting_create(hc_sock_t *s, hc_punting_t *punting) -{ - return s->hc_punting_create(s, punting); +int hc_punting_get(hc_sock_t *s, hc_punting_t *punting, + hc_punting_t **punting_found) { + return s->hc_punting_get(s, punting, punting_found); } -int hc_punting_get(hc_sock_t *s, hc_punting_t *punting, - hc_punting_t **punting_found) -{ - return s->hc_punting_get(s, punting, punting_found); +int hc_punting_delete(hc_sock_t *s, hc_punting_t *punting) { + return s->hc_punting_delete(s, punting); } -int hc_punting_delete(hc_sock_t *s, hc_punting_t *punting) -{ - return s->hc_punting_delete(s, punting); +int hc_punting_list(hc_sock_t *s, hc_data_t **pdata) { + return s->hc_punting_list(s, pdata); } -int hc_punting_list(hc_sock_t *s, hc_data_t **pdata) -{ - return s->hc_punting_list(s, pdata); +int hc_punting_validate(const hc_punting_t *punting) { + if (!IS_VALID_FAMILY(punting->family)) return -1; + + /* + * We might use the zero value to add punting on all faces but this is not + * (yet) implemented + */ + if (punting->face_id == 0) { + ERROR("Punting on all faces is not (yet) implemented."); + return -1; + } + + return 0; } -int hc_punting_validate(const hc_punting_t * punting) -{ - if (!IS_VALID_FAMILY(punting->family)) - return -1; - - /* - * We might use the zero value to add punting on all faces but this is not - * (yet) implemented - */ - if (punting->face_id == 0) { - ERROR("Punting on all faces is not (yet) implemented."); - return -1; - } +int hc_punting_cmp(const hc_punting_t *p1, const hc_punting_t *p2) { + int rc; - return 0; + rc = INT_CMP(p1->face_id, p2->face_id); + if (rc != 0) return rc; + + rc = INT_CMP(p1->family, p2->family); + if (rc != 0) return rc; + + rc = ip_address_cmp(&p1->prefix, &p2->prefix, p1->family); + if (rc != 0) return rc; + + rc = INT_CMP(p1->prefix_len, p2->prefix_len); + if (rc != 0) return rc; + + return rc; } -int hc_punting_cmp(const hc_punting_t * p1, const hc_punting_t * p2) -{ - int rc; +int hc_punting_parse(void *in, hc_punting_t *punting) { + ERROR("hc_punting_parse not (yet) implemented."); + return -1; +} - rc = INT_CMP(p1->face_id, p2->face_id); - if (rc != 0) - return rc; +int hc_punting_snprintf(char *s, size_t size, hc_punting_t *punting) { + ERROR("hc_punting_snprintf not (yet) implemented."); + return -1; +} - rc = INT_CMP(p1->family, p2->family); - if (rc != 0) - return rc; +/*----------------------------------------------------------------------------* + * Cache + *----------------------------------------------------------------------------*/ - rc = ip_address_cmp(&p1->prefix, &p2->prefix, p1->family); - if (rc != 0) - return rc; +int hc_cache_set_store(hc_sock_t *s, hc_cache_t *cache) { + return s->hc_cache_set_store(s, cache); +} - rc = INT_CMP(p1->prefix_len, p2->prefix_len); - if (rc != 0) - return rc; +int hc_cache_set_serve(hc_sock_t *s, hc_cache_t *cache) { + return s->hc_cache_set_serve(s, cache); +} - return rc; +int hc_cache_clear(hc_sock_t *s, hc_cache_t *cache) { + return s->hc_cache_clear(s, cache); } -int hc_punting_parse(void * in, hc_punting_t * punting) -{ - ERROR("hc_punting_parse not (yet) implemented."); - return -1; +int hc_cache_list(hc_sock_t *s, hc_data_t **pdata) { + return s->hc_cache_list(s, pdata); } -int hc_punting_snprintf(char * s, size_t size, hc_punting_t * punting) -{ - ERROR("hc_punting_snprintf not (yet) implemented."); - return -1; +int hc_cache_snprintf(char *s, size_t size, const hc_cache_info_t *cache_info) { + return snprintf( + s, size, "Cache set_store=%s set_serve=%s size=%lu stale_entries=%lu", + cache_info->store ? "true" : "false", + cache_info->serve ? "true" : "false", (unsigned long)cache_info->cs_size, + (unsigned long)cache_info->num_stale_entries); } -int hc_cache_set_store(hc_sock_t *s, int enabled) -{ - return s->hc_cache_set_store(s, enabled); +/*----------------------------------------------------------------------------* + * Strategy + *----------------------------------------------------------------------------*/ + +int hc_strategy_list(hc_sock_t *s, hc_data_t **data) { + return s->hc_strategy_list(s, data); } -int hc_cache_set_serve(hc_sock_t *s, int enabled) -{ - return s->hc_cache_set_serve(s, enabled); +int hc_strategy_set(hc_sock_t *s, hc_strategy_t *strategy) { + return s->hc_strategy_set(s, strategy); } -int hc_strategy_list(hc_sock_t *s, hc_data_t **data) -{ - return s->hc_strategy_list(s, data); +int hc_strategy_add_local_prefix(hc_sock_t *s, hc_strategy_t *strategy) { + return s->hc_strategy_add_local_prefix(s, strategy); } -int hc_strategy_set(hc_sock_t *s /* XXX */) -{ - return s->hc_strategy_set(s); +hc_result_t *hc_strategy_set_conf(hc_sock_t *s, hc_strategy_t *strategy) { + return s->hc_strategy_set_conf(s, strategy); +} + +hc_result_t *hc_strategy_add_local_prefix_conf(hc_sock_t *s, + hc_strategy_t *strategy) { + return s->hc_strategy_add_local_prefix_conf(s, strategy); } /* /!\ Please update constants in header file upon changes */ -int -hc_strategy_snprintf(char * s, size_t size, hc_strategy_t * strategy) -{ - return snprintf(s, size, "%s", strategy->name); +int hc_strategy_snprintf(char *s, size_t size, hc_strategy_t *strategy) { + return snprintf(s, size, "%s", strategy->name); } -int hc_wldr_set(hc_sock_t *s /* XXX */) -{ - return s->hc_wldr_set(s); +/*----------------------------------------------------------------------------* + * WLDR + *----------------------------------------------------------------------------*/ + +int hc_wldr_set(hc_sock_t *s /* XXX */) { return s->hc_wldr_set(s); } + +/*----------------------------------------------------------------------------* + * MAP-Me + *----------------------------------------------------------------------------*/ + +int hc_mapme_set(hc_sock_t *s, hc_mapme_t *mapme) { + return s->hc_mapme_set(s, mapme->enabled); } -int hc_mapme_set(hc_sock_t *s, int enabled) -{ - return s->hc_mapme_set(s, enabled); +int hc_mapme_set_discovery(hc_sock_t *s, hc_mapme_t *mapme) { + return s->hc_mapme_set_discovery(s, mapme->enabled); } -int hc_mapme_set_discovery(hc_sock_t *s, int enabled) -{ - return s->hc_mapme_set_discovery(s, enabled); +int hc_mapme_set_timescale(hc_sock_t *s, hc_mapme_t *mapme) { + return s->hc_mapme_set_timescale(s, mapme->timescale); } -int hc_mapme_set_timescale(hc_sock_t *s, double timescale) -{ - return s->hc_mapme_set_timescale(s, timescale); +int hc_mapme_set_retx(hc_sock_t *s, hc_mapme_t *mapme) { + return s->hc_mapme_set_retx(s, mapme->timescale); } -int hc_mapme_set_retx(hc_sock_t *s, double timescale) -{ - return s->hc_mapme_set_retx(s, timescale); +int hc_mapme_send_update(hc_sock_t *s, hc_mapme_t *mapme) { + return s->hc_mapme_send_update(s, mapme); } +/*----------------------------------------------------------------------------* + * Policy + *----------------------------------------------------------------------------*/ + #ifdef WITH_POLICY -/* POLICY PARSE */ +/* POLICY SNPRINTF */ -int -hc_policy_parse(void * in, hc_policy_t * policy) -{ - list_policies_command * cmd = (list_policies_command *) in; +/* /!\ Please update constants in header file upon changes */ +int hc_policy_snprintf(char *s, size_t size, hc_policy_t *policy) { return 0; } - if (!IS_VALID_ADDR_TYPE(cmd->addressType)) - return -1; +int hc_policy_validate(const hc_policy_t *policy) { + if (!IS_VALID_FAMILY(policy->family)) return -1; - int family = map_from_addr_type[cmd->addressType]; - if (!IS_VALID_FAMILY(family)) - return -1; + return 0; +} - *policy = (hc_policy_t) { - .family = family, - .remote_addr = UNION_CAST(cmd->address, ip_address_t), - .len = cmd->len, - .policy = cmd->policy, - }; - return 0; +#endif /* WITH_POLICY */ + +/*----------------------------------------------------------------------------* + * SUBSCRIPTION + *----------------------------------------------------------------------------*/ +int hc_subscription_create(hc_sock_t *s, hc_subscription_t *subscription) { + return s->hc_subscription_create(s, subscription); } -/* POLICY SNPRINTF */ +int hc_subscription_delete(hc_sock_t *s, hc_subscription_t *subscription) { + return s->hc_subscription_delete(s, subscription); +} -/* /!\ Please update constants in header file upon changes */ -int -hc_policy_snprintf(char * s, size_t size, hc_policy_t * policy) -{ - return 0; +hc_result_t *hc_subscription_create_conf(hc_sock_t *s, + hc_subscription_t *subscription) { + return s->hc_subscription_create_conf(s, subscription); +} + +hc_result_t *hc_subscription_delete_conf(hc_sock_t *s, + hc_subscription_t *subscription) { + return s->hc_subscription_delete_conf(s, subscription); +} + +/*----------------------------------------------------------------------------* + * Result + *----------------------------------------------------------------------------*/ + +hc_msg_t *hc_result_get_msg(hc_sock_t *s, hc_result_t *result) { + return s->hc_result_get_msg(result); +} + +int hc_result_get_cmd_id(hc_sock_t *s, hc_result_t *result) { + return s->hc_result_get_cmd_id(result); +} + +bool hc_result_get_success(hc_sock_t *s, hc_result_t *result) { + return s->hc_result_get_success(result); } -#endif /* WITH_POLICY */
\ No newline at end of file +void hc_result_free(hc_result_t *result) { free(result); } diff --git a/ctrl/libhicnctrl/src/api_private.h b/ctrl/libhicnctrl/src/api_private.h index 3922e1f3c..11cb2e00e 100644 --- a/ctrl/libhicnctrl/src/api_private.h +++ b/ctrl/libhicnctrl/src/api_private.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. + * Copyright (c) 2021 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: @@ -17,10 +17,12 @@ #define HICN_API_PRIVATE_H #include <hicn/ctrl/api.h> -#include <hicn/ctrl/commands.h> #include <hicn/util/token.h> #include <hicn/util/log.h> #include <hicn/util/map.h> +#include <hicn/util/sstrncpy.h> +#include <hicn/validation.h> +#include <ctype.h> #define INT_CMP(x, y) ((x > y) ? 1 : (x < y) ? -1 : 0) #define ARRAY_SIZE(array) (sizeof(array) / sizeof(*array)) @@ -34,57 +36,64 @@ #endif #define RANDBYTE() (u8)(rand() & 0xFF) -hc_connection_type_t -connection_type_from_str(const char * str); - -extern const hc_connection_type_t map_from_list_connections_type[]; -extern const hc_connection_type_t map_from_encap_type[]; -extern const connection_type map_to_connection_type[]; -extern const listener_mode map_to_listener_mode[]; -extern const hc_connection_state_t map_from_list_connections_state[]; -extern const int map_from_addr_type[]; -extern const address_type map_to_addr_type[]; -extern const char * connection_state_str[]; -extern const char * connection_type_str[]; - -typedef enum { - ENCAP_TCP, - ENCAP_UDP, - ENCAP_ETHER, - ENCAP_LOCAL, - ENCAP_HICN -} EncapType; - -#define connection_state_to_face_state(x) ((face_state_t)(x)) -#define face_state_to_connection_state(x) ((hc_connection_state_t)(x)) +/* + * Input validation + */ + +static inline bool IS_VALID_ADDRESS(const ip_address_t *addr, int family) { + char addr_str[INET6_ADDRSTRLEN]; + return !ip_address_empty(addr) && + ip_address_ntop(addr, addr_str, INET6_ADDRSTRLEN, family) >= 0; +} + +static inline bool IS_VALID_PREFIX_LEN(u8 len) { + return len <= MAX_IPV6_PREFIX_LEN; +} + +// https://github.com/shemminger/iproute2/blob/50b668bdbf0ebc270495eb4b352d0c3982159d0a/lib/utils.c#L825 +static inline bool IS_VALID_INTERFACE_NAME(const char *name) { + size_t len = strnlen_s(name, INTERFACE_LEN); + if (len == 0 || len >= IFNAMSIZ) return true; + + while (*name) { + if (*name == '/' || isspace(*name)) return false; + ++name; + } + return true; +} + +static inline bool IS_VALID_NAME(const char *name) { + return is_symbolic_name(name, SYMBOLIC_NAME_LEN); +} + +static inline bool IS_VALID_STR_ID(const char *name) { + return is_number(name, SYMBOLIC_NAME_LEN); +} + +#define IS_VALID_TYPE(x) IS_VALID_ENUM_TYPE(FACE_TYPE, x) #define IS_VALID_ADDR_TYPE(x) ((x >= ADDR_INET) && (x <= ADDR_UNIX)) -#define IS_VALID_CONNECTION_TYPE(x) IS_VALID_ENUM_TYPE(CONNECTION_TYPE, x) +#define IS_VALID_ID(x) (1) +#define IS_VALID_POLICY(x) (1) typedef struct hc_sock_impl_s hc_sock_impl_t; -int hc_data_ensure_available(hc_data_t * data, size_t count); -u8 *hc_data_get_next(hc_data_t * data); -int hc_data_set_error(hc_data_t * data); +int hc_data_ensure_available(hc_data_t *data, size_t count); +u8 *hc_data_get_next(hc_data_t *data); +int hc_data_set_error(hc_data_t *data); -int -hc_connection_parse_to_face(void * in, hc_face_t * face); +int hc_listener_to_face(const hc_listener_t *listener, hc_face_t *face); -int -hc_listener_to_face(const hc_listener_t * listener, hc_face_t * face); +int hc_connection_to_face(const hc_connection_t *connection, hc_face_t *face); -int -hc_connection_to_face(const hc_connection_t * connection, hc_face_t * face); +int hc_face_to_listener(const hc_face_t *face, hc_listener_t *listener); -int -hc_face_to_listener(const hc_face_t * face, hc_listener_t * listener); +int hc_connection_to_local_listener(const hc_connection_t *connection, + hc_listener_t *listener); -int -hc_connection_to_local_listener(const hc_connection_t * connection, hc_listener_t * listener); - -int -hc_face_to_connection(const hc_face_t * face, hc_connection_t * connection, bool generate_name); +int hc_face_to_connection(const hc_face_t *face, hc_connection_t *connection, + bool generate_name); struct hc_sock_s { int (*hc_sock_get_next_seq)(hc_sock_t *s); @@ -92,17 +101,21 @@ struct hc_sock_s { int (*hc_sock_get_fd)(hc_sock_t *s); int (*hc_sock_connect)(hc_sock_t *s); int (*hc_sock_get_available)(hc_sock_t *s, u8 **buffer, size_t *size); - int (*hc_sock_send)(hc_sock_t *s, hc_msg_t *msg, size_t msglen, int seq); + int (*hc_sock_send)(hc_sock_t *s, hc_msg_t *msg, size_t msglen, uint32_t seq); int (*hc_sock_recv)(hc_sock_t *s); int (*hc_sock_process)(hc_sock_t *s, hc_data_t **data); int (*hc_sock_callback)(hc_sock_t *s, hc_data_t **data); int (*hc_sock_reset)(hc_sock_t *s); void (*hc_sock_free)(hc_sock_t *s); - + void (*hc_sock_increment_woff)(hc_sock_t *s, size_t bytes); + int (*hc_sock_prepare_send)(hc_sock_t *s, hc_result_t *result, + data_callback_t complete_cb, + void *complete_cb_data); + int (*hc_sock_set_recv_timeout_ms)(hc_sock_t *s, long timeout_ms); int (*hc_listener_create)(hc_sock_t *s, hc_listener_t *listener); int (*hc_listener_create_async)(hc_sock_t *s, hc_listener_t *listener); int (*hc_listener_get)(hc_sock_t *s, hc_listener_t *listener, - hc_listener_t **listener_found); + hc_listener_t **listener_found); int (*hc_listener_delete)(hc_sock_t *s, hc_listener_t *listener); int (*hc_listener_delete_async)(hc_sock_t *s, hc_listener_t *listener); int (*hc_listener_list)(hc_sock_t *s, hc_data_t **pdata); @@ -114,81 +127,105 @@ struct hc_sock_s { int (*hc_connection_create)(hc_sock_t *s, hc_connection_t *connection); int (*hc_connection_create_async)(hc_sock_t *s, hc_connection_t *connection); int (*hc_connection_get)(hc_sock_t *s, hc_connection_t *connection, - hc_connection_t **connection_found); + hc_connection_t **connection_found); int (*hc_connection_update_by_id)(hc_sock_t *s, int hc_connection_id, - hc_connection_t *connection); + hc_connection_t *connection); int (*hc_connection_update)(hc_sock_t *s, hc_connection_t *connection_current, - hc_connection_t *connection_updated); + hc_connection_t *connection_updated); int (*hc_connection_delete)(hc_sock_t *s, hc_connection_t *connection); int (*hc_connection_delete_async)(hc_sock_t *s, hc_connection_t *connection); int (*hc_connection_list)(hc_sock_t *s, hc_data_t **pdata); int (*hc_connection_list_async)(hc_sock_t *s, hc_data_t **pdata); int (*hc_connection_validate)(const hc_connection_t *connection); - int (*hc_connection_cmp)(const hc_connection_t *c1, const hc_connection_t *c2); + int (*hc_connection_cmp)(const hc_connection_t *c1, + const hc_connection_t *c2); int (*hc_connection_parse)(void *in, hc_connection_t *connection); - int (*hc_connection_set_admin_state)(hc_sock_t * s, const char * conn_id_or_name, face_state_t state); - int (*hc_connection_set_admin_state_async)(hc_sock_t * s, const char * conn_id_or_name, face_state_t state); + int (*hc_connection_set_admin_state)(hc_sock_t *s, + const char *conn_id_or_name, + face_state_t state); + int (*hc_connection_set_admin_state_async)(hc_sock_t *s, + const char *conn_id_or_name, + face_state_t state); #ifdef WITH_POLICY - int (*hc_connection_set_priority)(hc_sock_t * s, const char * conn_id_or_name, uint32_t priority); - int (*hc_connection_set_priority_async)(hc_sock_t * s, const char * conn_id_or_name, uint32_t priority); - int (*hc_connection_set_tags)(hc_sock_t * s, const char * conn_id_or_name, policy_tags_t tags); - int (*hc_connection_set_tags_async)(hc_sock_t * s, const char * conn_id_or_name, policy_tags_t tags); -#endif // WITH_POLICY + int (*hc_connection_set_priority)(hc_sock_t *s, const char *conn_id_or_name, + uint32_t priority); + int (*hc_connection_set_priority_async)(hc_sock_t *s, + const char *conn_id_or_name, + uint32_t priority); + int (*hc_connection_set_tags)(hc_sock_t *s, const char *conn_id_or_name, + policy_tags_t tags); + int (*hc_connection_set_tags_async)(hc_sock_t *s, const char *conn_id_or_name, + policy_tags_t tags); +#endif // WITH_POLICY int (*hc_connection_snprintf)(char *s, size_t size, - const hc_connection_t *connection); + const hc_connection_t *connection); int (*hc_face_create)(hc_sock_t *s, hc_face_t *face); int (*hc_face_get)(hc_sock_t *s, hc_face_t *face, hc_face_t **face_found); - int (*hc_face_delete)(hc_sock_t *s, hc_face_t *face); + int (*hc_face_delete)(hc_sock_t *s, hc_face_t *face, uint8_t delete_listener); int (*hc_face_list)(hc_sock_t *s, hc_data_t **pdata); int (*hc_face_list_async)(hc_sock_t *s); - int (*hc_face_set_admin_state)(hc_sock_t * s, const char * conn_id_or_name, face_state_t state); - int (*hc_face_set_admin_state_async)(hc_sock_t * s, const char * conn_id_or_name, face_state_t state); + int (*hc_face_set_admin_state)(hc_sock_t *s, const char *conn_id_or_name, + face_state_t state); + int (*hc_face_set_admin_state_async)(hc_sock_t *s, + const char *conn_id_or_name, + face_state_t state); #ifdef WITH_POLICY - int (*hc_face_set_priority)(hc_sock_t * s, const char * conn_id_or_name, uint32_t priority); - int (*hc_face_set_priority_async)(hc_sock_t * s, const char * conn_id_or_name, uint32_t priority); - int (*hc_face_set_tags)(hc_sock_t * s, const char * conn_id_or_name, policy_tags_t tags); - int (*hc_face_set_tags_async)(hc_sock_t * s, const char * conn_id_or_name, policy_tags_t tags); -#endif // WITH_POLICY + int (*hc_face_set_priority)(hc_sock_t *s, const char *conn_id_or_name, + uint32_t priority); + int (*hc_face_set_priority_async)(hc_sock_t *s, const char *conn_id_or_name, + uint32_t priority); + int (*hc_face_set_tags)(hc_sock_t *s, const char *conn_id_or_name, + policy_tags_t tags); + int (*hc_face_set_tags_async)(hc_sock_t *s, const char *conn_id_or_name, + policy_tags_t tags); +#endif // WITH_POLICY int (*hc_face_snprintf)(char *s, size_t size, hc_face_t *face); int (*hc_route_parse)(void *in, hc_route_t *route); - int (*hc_route_create)(hc_sock_t * s, hc_route_t * route); - int (*hc_route_create_async)(hc_sock_t * s, hc_route_t * route); - int (*hc_route_delete)(hc_sock_t * s, hc_route_t * route); - int (*hc_route_delete_async)(hc_sock_t * s, hc_route_t * route); - int (*hc_route_list)(hc_sock_t * s, hc_data_t ** pdata); - int (*hc_route_list_async)(hc_sock_t * s); + int (*hc_route_create)(hc_sock_t *s, hc_route_t *route); + int (*hc_route_create_async)(hc_sock_t *s, hc_route_t *route); + int (*hc_route_delete)(hc_sock_t *s, hc_route_t *route); + int (*hc_route_delete_async)(hc_sock_t *s, hc_route_t *route); + int (*hc_route_list)(hc_sock_t *s, hc_data_t **pdata); + int (*hc_route_list_async)(hc_sock_t *s); int (*hc_punting_create)(hc_sock_t *s, hc_punting_t *punting); int (*hc_punting_create_async)(hc_sock_t *s, hc_punting_t *punting); int (*hc_punting_get)(hc_sock_t *s, hc_punting_t *punting, - hc_punting_t **punting_found); + hc_punting_t **punting_found); int (*hc_punting_delete)(hc_sock_t *s, hc_punting_t *punting); int (*hc_punting_list)(hc_sock_t *s, hc_data_t **pdata); int (*hc_punting_validate)(const hc_punting_t *punting); int (*hc_punting_cmp)(const hc_punting_t *c1, const hc_punting_t *c2); int (*hc_punting_parse)(void *in, hc_punting_t *punting); - int (*hc_cache_set_store)(hc_sock_t *s, int enabled); - int (*hc_cache_set_serve)(hc_sock_t *s, int enabled); - int (*hc_cache_set_store_async)(hc_sock_t *s, int enabled); - int (*hc_cache_set_serve_async)(hc_sock_t *s, int enabled); + int (*hc_cache_parse)(void *in, hc_cache_info_t *cache_info); + int (*hc_cache_set_store)(hc_sock_t *s, hc_cache_t *cache); + int (*hc_cache_set_serve)(hc_sock_t *s, hc_cache_t *cache); + int (*hc_cache_clear)(hc_sock_t *s, hc_cache_t *cache); + int (*hc_cache_list)(hc_sock_t *s, hc_data_t **pdata); + int (*hc_cache_set_store_async)(hc_sock_t *s, hc_cache_t *cache); + int (*hc_cache_set_serve_async)(hc_sock_t *s, hc_cache_t *cache); + int (*hc_cache_snprintf)(char *s, size_t size, + const hc_cache_info_t *cache_info); int (*hc_strategy_list)(hc_sock_t *s, hc_data_t **data); int (*hc_strategy_snprintf)(char *s, size_t size, hc_strategy_t *strategy); - int (*hc_strategy_set)(hc_sock_t *s /* XXX */); + int (*hc_strategy_set)(hc_sock_t *s, hc_strategy_t *strategy); + int (*hc_strategy_add_local_prefix)(hc_sock_t *s, hc_strategy_t *strategy); int (*hc_wldr_set)(hc_sock_t *s /* XXX */); int (*hc_mapme_set)(hc_sock_t *s, int enabled); int (*hc_mapme_set_discovery)(hc_sock_t *s, int enabled); - int (*hc_mapme_set_timescale)(hc_sock_t *s, double timescale); - int (*hc_mapme_set_retx)(hc_sock_t *s, double timescale); + int (*hc_mapme_set_timescale)(hc_sock_t *s, uint32_t timescale); + int (*hc_mapme_set_retx)(hc_sock_t *s, uint32_t timescale); + int (*hc_mapme_send_update)(hc_sock_t *s, hc_mapme_t *mapme); #ifdef WITH_POLICY int (*hc_policy_parse)(void *in, hc_policy_t *policy); @@ -199,10 +236,34 @@ struct hc_sock_s { int (*hc_policy_list)(hc_sock_t *s, hc_data_t **pdata); int (*hc_policy_list_async)(hc_sock_t *s, hc_data_t **pdata); int (*hc_policy_snprintf)(char *s, size_t size, hc_policy_t *policy); -#endif // WITH_POLICY +#endif // WITH_POLICY + + int (*hc_subscription_create)(hc_sock_t *s, hc_subscription_t *subscription); + int (*hc_subscription_delete)(hc_sock_t *s, hc_subscription_t *subscription); + + hc_result_t *(*hc_listener_create_conf)(hc_sock_t *s, + hc_listener_t *listener); + hc_result_t *(*hc_listener_list_conf)(hc_sock_t *s, hc_data_t **pdata); + hc_result_t *(*hc_connection_create_conf)(hc_sock_t *s, + hc_connection_t *connection); + hc_result_t *(*hc_connection_delete_conf)(hc_sock_t *s, + hc_connection_t *connection); + hc_result_t *(*hc_route_create_conf)(hc_sock_t *s, hc_route_t *route); + hc_result_t *(*hc_strategy_set_conf)(hc_sock_t *s, hc_strategy_t *strategy); + hc_result_t *(*hc_strategy_add_local_prefix_conf)(hc_sock_t *s, + hc_strategy_t *strategy); + hc_result_t *(*hc_subscription_create_conf)(hc_sock_t *s, + hc_subscription_t *subscription); + hc_result_t *(*hc_subscription_delete_conf)(hc_sock_t *s, + hc_subscription_t *subscription); + + hc_msg_t *(*hc_result_get_msg)(hc_result_t *result); + bool (*hc_result_get_success)(hc_result_t *result); + int (*hc_result_get_cmd_id)(hc_result_t *result); + void (*hc_result_free)(hc_result_t *result); // Reference to module containing the implementation void *handle; }; -#endif // HICN_API_PRIVATE_H
\ No newline at end of file +#endif // HICN_API_PRIVATE_H diff --git a/ctrl/libhicnctrl/src/cli.c b/ctrl/libhicnctrl/src/cli.c deleted file mode 100644 index 064eb77e3..000000000 --- a/ctrl/libhicnctrl/src/cli.c +++ /dev/null @@ -1,883 +0,0 @@ -/* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -/** - * \file cli.c - * \brief Command line interface - */ -#include <ctype.h> // isalpha isalnum -#include <stdlib.h> -#include <stdio.h> -#include <unistd.h> // getopt - -#include <hicn/ctrl.h> -#include <hicn/util/ip_address.h> -#include <hicn/util/token.h> - - -#define die(LABEL, MESSAGE) do { \ - printf(MESSAGE "\n"); \ - rc = -1; \ - goto ERR_ ## LABEL; \ -} while(0) - -#define foreach_object \ - _(UNDEFINED) \ - _(FACE) \ - _(ROUTE) \ - _(STRATEGY) \ - _(LISTENER) \ - _(CONNECTION) \ - _(N) - -typedef enum { -#define _(x) OBJECT_ ## x, -foreach_object -#undef _ -} hc_object_t; - -#define HICNLIGHT_PARAM "hicnlight" -#define VPP_PARAM "vpp" - -void -usage_header() -{ - fprintf(stderr, "Usage:\n"); -} - -void -usage_face_create(const char * prog, bool header, bool verbose) -{ - - if (header) - usage_header(); - fprintf(stderr, "%s -f TYPE LOCAL_ADDRESS LOCAL_PORT REMOTE_ADDRESS REMOTE_PORT [INTERFACE_NAME]\n", prog); - if (verbose) - fprintf(stderr, " Create a face on specified address and port.\n"); -} - -void -usage_face_delete(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -df ID\n", prog); - //fprintf(stderr, "%s -df NAME\n", prog); - fprintf(stderr, "%s -df TYPE LOCAL_ADDRESS LOCAL_PORT REMOTE_ADDRESS REMOTE_PORT [INTERFACE_NAME]\n", prog); - if (verbose) - fprintf(stderr, " Delete a face...\n"); -} - -void -usage_face_list(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -F\n", prog); - if (verbose) - fprintf(stderr, " List all faces.\n"); -} - -void -usage_face(const char * prog, bool header, bool verbose) -{ - usage_face_create(prog, header, verbose); - usage_face_delete(prog, header, verbose); - usage_face_list(prog, header, verbose); -} - -void -usage_route_create(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -r FACE_ID PREFIX [COST]\n", prog); - //fprintf(stderr, "%s -r [FACE_ID|NAME] PREFIX [COST]\n", prog); - if (verbose) - fprintf(stderr, " Create a route...\n"); -} - -void -usage_route_delete(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -dr FACE_ID PREFIX\n", prog); - //fprintf(stderr, "%s -dr [FACE_ID|NAME] PREFIX\n", prog); - if (verbose) - fprintf(stderr, " Delete a route...\n"); -} - -void -usage_route_list(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -R\n", prog); - if (verbose) - fprintf(stderr, " List all routes.\n"); -} - -void -usage_route(const char * prog, bool header, bool verbose) -{ - usage_route_create(prog, header, verbose); - usage_route_delete(prog, header, verbose); - usage_route_list(prog, header, verbose); -} - -void -usage_forwarding_strategy_create(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); -} -void -usage_forwarding_strategy_delete(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); -} - -void -usage_forwarding_strategy_list(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -S\n", prog); - if (verbose) - fprintf(stderr, " List all availble forwarding strategies.\n"); -} - -void -usage_forwarding_strategy(const char * prog, bool header, bool verbose) -{ - usage_forwarding_strategy_create(prog, header, verbose); - usage_forwarding_strategy_delete(prog, header, verbose); - usage_forwarding_strategy_list(prog, header, verbose); -} - -void -usage_listener_create(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -l NAME TYPE LOCAL_ADDRESS LOCAL_PORT [INTERFACE_NAME]\n", prog); - if (verbose) - fprintf(stderr, " Create a listener on specified address and port.\n"); -} - -void -usage_listener_delete(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -dl ID\n", prog); - fprintf(stderr, "%s -dl NAME\n", prog); - fprintf(stderr, "%s -dl TYPE LOCAL_ADDRESS LOCAL_PORT [INTERFACE_NAME]\n", prog); - if (verbose) - fprintf(stderr, " Delete a listener...\n"); -} - -void -usage_listener_list(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -L\n", prog); - if (verbose) - fprintf(stderr, " List all listeners.\n"); -} - -void -usage_listener(const char * prog, bool header, bool verbose) -{ - usage_listener_create(prog, header, verbose); - usage_listener_delete(prog, header, verbose); - usage_listener_list(prog, header, verbose); -} -void -usage_connection_create(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -c NAME TYPE LOCAL_ADDRESS LOCAL_PORT REMOTE_ADDRESS REMOTE_PORT [INTERFACE_NAME]\n", prog); - if (verbose) - fprintf(stderr, " Create a connection on specified address and port.\n"); -} - -void -usage_connection_delete(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -dc ID\n", prog); - fprintf(stderr, "%s -dc NAME\n", prog); - fprintf(stderr, "%s -dc TYPE LOCAL_ADDRESS LOCAL_PORT REMOTE_ADDRESS REMOTE_PORT [INTERFACE_NAME]\n", prog); - if (verbose) - fprintf(stderr, " Delete a connection...\n"); -} - -void -usage_connection_list(const char * prog, bool header, bool verbose) -{ - if (header) - usage_header(); - fprintf(stderr, "%s -C\n", prog); - if (verbose) - fprintf(stderr, " List all connections.\n"); -} - -void -usage_connection(const char * prog, bool header, bool verbose) -{ - usage_connection_create(prog, header, verbose); - usage_connection_delete(prog, header, verbose); - usage_connection_list(prog, header, verbose); -} - -void usage(const char * prog) -{ - fprintf(stderr, "Usage: %s [ -z forwarder (hicnlight | vpp) ] [ [-d] [-f|-l|-c|-r] PARAMETERS | [-F|-L|-C|-R] ]\n", prog); - fprintf(stderr, "\n"); - fprintf(stderr, "High-level commands\n"); - fprintf(stderr, "\n"); - usage_face(prog, false, true); - usage_route(prog, false, true); - usage_forwarding_strategy(prog, false, true); - fprintf(stderr, "\n"); - fprintf(stderr, "Low level commands (hicn-light specific)\n"); - fprintf(stderr, "\n"); - usage_listener(prog, false, true); - usage_connection(prog, false, true); -} - -typedef struct { - hc_action_t action; - hc_object_t object; - union { - hc_face_t face; - hc_route_t route; - hc_connection_t connection; - hc_listener_t listener; - }; -} hc_command_t; - -/** - * Return true if string is purely an integer - */ -static inline -bool -is_number(const char *string) { - size_t len = strlen(string); - for (size_t i = 0; i < len; i++) - if (!isdigit(string[i])) - return false; - return true; -} - -/** - * A symbolic name must be at least 1 character and must begin with an alpha. - * The remainder must be an alphanum. - */ -static inline -bool -is_symbolic_name(const char *name) -{ - size_t len = strlen(name); - if (len <= 0) - return false; - if (!isalpha(name[0])) - return false; - for (size_t i = 1; i < len; i++) { - if (!isalnum(name[i])) - return false; - } - return true; -} - -face_type_t -face_type_from_str(const char * str) -{ -#define _(x) \ - if (strcasecmp(str, STRINGIZE(x)) == 0) \ - return FACE_TYPE_ ## x; \ - else -foreach_face_type -#undef _ - return FACE_TYPE_UNDEFINED; -} - - -int -parse_options(int argc, char *argv[], hc_command_t * command, forwarder_t *forwarder) -{ - command->object = OBJECT_UNDEFINED; - command->action = ACTION_CREATE; - int opt; - int family; - - while ((opt = getopt(argc, argv, "dflcrFLCRShz:")) != -1) { - switch (opt) { - case 'z' : - if (strncmp(optarg, VPP_PARAM, strlen(VPP_PARAM)) == 0) { - *forwarder = VPP; - } else if (strncmp(optarg, HICNLIGHT_PARAM, strlen(HICNLIGHT_PARAM))) { - *forwarder = HICNLIGHT; - } else { - usage(argv[0]); - exit(EXIT_FAILURE); - } - break; - case 'd': - command->action = ACTION_DELETE; - break; - case 'f': - command->object = OBJECT_FACE; - break; - case 'l': - command->object = OBJECT_LISTENER; - break; - case 'c': - command->object = OBJECT_CONNECTION; - break; - case 'r': - command->object = OBJECT_ROUTE; - break; - case 'F': - command->action = ACTION_LIST; - command->object = OBJECT_FACE; - break; - case 'L': - command->action = ACTION_LIST; - command->object = OBJECT_LISTENER; - break; - case 'C': - command->action = ACTION_LIST; - command->object = OBJECT_CONNECTION; - break; - case 'R': - command->action = ACTION_LIST; - command->object = OBJECT_ROUTE; - break; - case 'S': - command->action = ACTION_LIST; - command->object = OBJECT_STRATEGY; - break; - default: /* "h" */ - usage(argv[0]); - exit(EXIT_SUCCESS); - } - } - - if (command->object == OBJECT_UNDEFINED) { - fprintf(stderr, "Missing object specification: connection | listener | route\n"); - return -1; - } - - /* Parse and validate parameters for add/delete */ - switch(command->object) { - case OBJECT_FACE: - switch(command->action) { - case ACTION_CREATE: - if ((argc - optind != 5) && (argc - optind != 6)) { - usage_face_create(argv[0], true, false); - goto ERR_PARAM; - } - /* NAME will be autogenerated (and currently not used) */ - //snprintf(command->face.name, SYMBOLIC_NAME_LEN, "%s", argv[optind++]); - command->face.face.type = face_type_from_str(argv[optind++]); - if (command->face.face.type == FACE_TYPE_UNDEFINED) - goto ERR_PARAM; - command->face.face.family = ip_address_get_family(argv[optind]); - if (!IS_VALID_FAMILY(command->face.face.family)) - goto ERR_PARAM; - if (ip_address_pton(argv[optind++], &command->face.face.local_addr) < 0) - goto ERR_PARAM; - command->face.face.local_port = atoi(argv[optind++]); - family = ip_address_get_family(argv[optind]); - if (!IS_VALID_FAMILY(family) || (command->face.face.family != family)) - goto ERR_PARAM; - if (ip_address_pton(argv[optind++], &command->face.face.remote_addr) < 0) - goto ERR_PARAM; - command->face.face.remote_port = atoi(argv[optind++]); - if (argc != optind) { - //netdevice_set_name(&command->face.face.netdevice, argv[optind++]); - command->face.face.netdevice.index = atoi(argv[optind++]); - } - - break; - case ACTION_DELETE: - if ((argc - optind != 1) && (argc - optind != 5) && (argc - optind != 6)) { - usage_face_delete(argv[0], true, false); - goto ERR_PARAM; - } - - if (argc - optind == 1) { - /* Id or name */ - if (is_number(argv[optind])) { - command->face.id = atoi(argv[optind++]); - snprintf(command->face.name, SYMBOLIC_NAME_LEN, "%s", argv[optind++]); - //} else if (is_symbolic_name(argv[optind])) { - // snprintf(command->face.name, SYMBOLIC_NAME_LEN, "%s", argv[optind++]); - } else { - fprintf(stderr, "Invalid argument\n"); - goto ERR_PARAM; - } - } else { - command->face.face.type = face_type_from_str(argv[optind++]); - if (command->face.face.type == FACE_TYPE_UNDEFINED) - goto ERR_PARAM; - command->face.face.family = ip_address_get_family(argv[optind]); - if (!IS_VALID_FAMILY(command->face.face.family)) - goto ERR_PARAM; - if (ip_address_pton(argv[optind++], &command->face.face.local_addr) < 0) - goto ERR_PARAM; - command->face.face.local_port = atoi(argv[optind++]); - family = ip_address_get_family(argv[optind]); - if (!IS_VALID_FAMILY(family) || (command->face.face.family != family)) - goto ERR_PARAM; - if (ip_address_pton(argv[optind++], &command->face.face.remote_addr) < 0) - goto ERR_PARAM; - command->face.face.remote_port = atoi(argv[optind++]); - if (argc != optind) { - command->face.face.netdevice.index = atoi(argv[optind++]); - //netdevice_set_name(&command->face.face.netdevice, argv[optind++]); - } - } - break; - - case ACTION_LIST: - if (argc - optind != 0) { - usage_face_list(argv[0], true, false); - goto ERR_PARAM; - } - break; - - default: - goto ERR_COMMAND; - break; - } - break; - - case OBJECT_ROUTE: - switch(command->action) { - case ACTION_CREATE: - if ((argc - optind != 2) && (argc - optind != 3)) { - usage_route_create(argv[0], true, false); - goto ERR_PARAM; - } - - command->route.face_id = atoi(argv[optind++]); - - { - ip_prefix_t prefix; - ip_prefix_pton(argv[optind++], &prefix); - command->route.family = prefix.family; - command->route.remote_addr = prefix.address; - command->route.len = prefix.len; - } - - if (argc != optind) { - printf("parse cost\n"); - command->route.cost = atoi(argv[optind++]); - } - break; - - case ACTION_DELETE: - if (argc - optind != 2) { - usage_route_delete(argv[0], true, false); - goto ERR_PARAM; - } - - command->route.face_id = atoi(argv[optind++]); - - { - ip_prefix_t prefix; - ip_prefix_pton(argv[optind++], &prefix); - command->route.family = prefix.family; - command->route.remote_addr = prefix.address; - command->route.len = prefix.len; - } - break; - - case ACTION_LIST: - if (argc - optind != 0) { - usage_route_list(argv[0], true, false); - goto ERR_PARAM; - } - break; - - default: - goto ERR_COMMAND; - break; - } - break; - - case OBJECT_STRATEGY: - switch(command->action) { - case ACTION_LIST: - if (argc - optind != 0) { - usage_forwarding_strategy_list(argv[0], true, false); - goto ERR_PARAM; - } - break; - default: - goto ERR_COMMAND; - break; - } - break; - - case OBJECT_LISTENER: - switch(command->action) { - case ACTION_CREATE: - if ((argc - optind != 4) && (argc - optind != 5)) { - usage_listener_create(argv[0], true, false); - goto ERR_PARAM; - } - snprintf(command->listener.name, SYMBOLIC_NAME_LEN, "%s", argv[optind++]); - command->listener.type = connection_type_from_str(argv[optind++]); - if (command->listener.type == CONNECTION_TYPE_UNDEFINED) - goto ERR_PARAM; - command->listener.family = ip_address_get_family(argv[optind]); - if (!IS_VALID_FAMILY(command->listener.family)) - goto ERR_PARAM; - if (ip_address_pton(argv[optind++], &command->listener.local_addr) < 0) - goto ERR_PARAM; - command->listener.local_port = atoi(argv[optind++]); - if (argc != optind) { - snprintf(command->listener.interface_name, INTERFACE_LEN, "%s", argv[optind++]); - } - break; - - case ACTION_DELETE: - if ((argc - optind != 1) && (argc - optind != 3) && (argc - optind != 4)) { - usage_listener_delete(argv[0], true, false); - goto ERR_PARAM; - } - - if (argc - optind == 1) { - /* Id or name */ - if (is_number(argv[optind])) { - command->listener.id = atoi(argv[optind++]); - snprintf(command->listener.name, SYMBOLIC_NAME_LEN, "%s", argv[optind++]); - } else if (is_symbolic_name(argv[optind])) { - snprintf(command->listener.name, SYMBOLIC_NAME_LEN, "%s", argv[optind++]); - } else { - fprintf(stderr, "Invalid argument\n"); - goto ERR_PARAM; - } - } else { - command->listener.type = connection_type_from_str(argv[optind++]); - if (command->listener.type == CONNECTION_TYPE_UNDEFINED) - goto ERR_PARAM; - command->listener.family = ip_address_get_family(argv[optind]); - if (!IS_VALID_FAMILY(command->listener.family)) - goto ERR_PARAM; - if (ip_address_pton(argv[optind++], &command->listener.local_addr) < 0) - goto ERR_PARAM; - command->listener.local_port = atoi(argv[optind++]); - if (argc != optind) { - snprintf(command->listener.interface_name, INTERFACE_LEN, "%s", argv[optind++]); - } - } - break; - - case ACTION_LIST: - if (argc - optind != 0) { - usage_listener_list(argv[0], true, false); - goto ERR_PARAM; - } - break; - - default: - goto ERR_COMMAND; - break; - } - break; - - case OBJECT_CONNECTION: - switch(command->action) { - case ACTION_CREATE: - /* NAME TYPE LOCAL_ADDRESS LOCAL_PORT REMOTE_ADDRESS REMOTE_PORT */ - if ((argc - optind != 6) && (argc - optind != 7)) { - usage_connection_create(argv[0], true, false); - goto ERR_PARAM; - } - snprintf(command->connection.name, SYMBOLIC_NAME_LEN, "%s", argv[optind++]); - command->connection.type = connection_type_from_str(argv[optind++]); - if (command->connection.type == CONNECTION_TYPE_UNDEFINED) - goto ERR_PARAM; - command->connection.family = ip_address_get_family(argv[optind]); - if (!IS_VALID_FAMILY(command->connection.family)) - goto ERR_PARAM; - if (ip_address_pton(argv[optind++], &command->connection.local_addr) < 0) - goto ERR_PARAM; - command->connection.local_port = atoi(argv[optind++]); - family = ip_address_get_family(argv[optind]); - if (!IS_VALID_FAMILY(family) || (command->connection.family != family)) - goto ERR_PARAM; - if (ip_address_pton(argv[optind++], &command->connection.remote_addr) < 0) - goto ERR_PARAM; - command->connection.remote_port = atoi(argv[optind++]); - - break; - - case ACTION_DELETE: - if ((argc - optind != 1) && (argc - optind != 5) && (argc - optind != 6)) { - usage_connection_delete(argv[0], true, false); - goto ERR_PARAM; - } - - if (argc - optind == 1) { - /* Id or name */ - if (is_number(argv[optind])) { - command->connection.id = atoi(argv[optind++]); - snprintf(command->connection.name, SYMBOLIC_NAME_LEN, "%s", argv[optind++]); - } else if (is_symbolic_name(argv[optind])) { - snprintf(command->connection.name, SYMBOLIC_NAME_LEN, "%s", argv[optind++]); - } else { - fprintf(stderr, "Invalid argument\n"); - goto ERR_PARAM; - } - } else { - command->connection.type = connection_type_from_str(argv[optind++]); - if (command->connection.type == CONNECTION_TYPE_UNDEFINED) - goto ERR_PARAM; - command->connection.family = ip_address_get_family(argv[optind]); - if (!IS_VALID_FAMILY(command->connection.family)) - goto ERR_PARAM; - if (ip_address_pton(argv[optind++], &command->connection.local_addr) < 0) - goto ERR_PARAM; - command->connection.local_port = atoi(argv[optind++]); - family = ip_address_get_family(argv[optind]); - if (!IS_VALID_FAMILY(family) || (command->connection.family != family)) - goto ERR_PARAM; - if (ip_address_pton(argv[optind++], &command->connection.remote_addr) < 0) - goto ERR_PARAM; - command->connection.remote_port = atoi(argv[optind++]); - } - break; - - case ACTION_LIST: - if (argc - optind != 0) { - usage_connection_list(argv[0], true, false); - goto ERR_PARAM; - } - break; - - default: - goto ERR_COMMAND; - break; - } - break; - - default: - goto ERR_COMMAND; - break; - } - - return 0; - -ERR_PARAM: -ERR_COMMAND: - return -1; -} - -int main(int argc, char *argv[]) -{ - hc_data_t * data; - int rc = 1; - hc_command_t command = {0}; - char buf_listener[MAXSZ_HC_LISTENER]; - char buf_connection[MAXSZ_HC_CONNECTION]; - char buf_route[MAXSZ_HC_ROUTE]; - char buf_strategy[MAXSZ_HC_STRATEGY]; - - forwarder_t forwarder = HICNLIGHT; - - if (parse_options(argc, argv, &command, &forwarder) < 0) - die(OPTIONS, "Bad arguments"); - - hc_sock_t * s = hc_sock_create_forwarder(forwarder); - if (!s) - die(SOCKET, "Error creating socket."); - - if (hc_sock_connect(s) < 0) - die(CONNECT, "Error connecting to the forwarder."); - - switch(command.object) { - case OBJECT_FACE: - switch(command.action) { - case ACTION_CREATE: - if (hc_face_create(s, &command.face) < 0) - die(COMMAND, "Error creating face"); - printf("OK\n"); - break; - - case ACTION_DELETE: - if (hc_face_delete(s, &command.face) < 0) - die(COMMAND, "Error creating face"); - printf("OK\n"); - break; - - case ACTION_LIST: - if (hc_face_list(s, &data) < 0) - die(COMMAND, "Error getting connections."); - - printf("Faces:\n"); - foreach_face(f, data) { - if (hc_face_snprintf(buf_connection, MAXSZ_HC_FACE, f) >= MAXSZ_HC_FACE) - die(COMMAND, "Display error"); - printf("[%s] %s\n", f->name, buf_connection); - } - - hc_data_free(data); - break; - default: - die(COMMAND, "Unsupported command for connection"); - break; - } - break; - - case OBJECT_ROUTE: - switch(command.action) { - case ACTION_CREATE: - if (hc_route_create(s, &command.route) < 0) - die(COMMAND, "Error creating route"); - printf("OK\n"); - break; - - case ACTION_DELETE: - if (hc_route_delete(s, &command.route) < 0) - die(COMMAND, "Error creating route"); - printf("OK\n"); - break; - - case ACTION_LIST: - if (hc_route_list(s, &data) < 0) - die(COMMAND, "Error getting routes."); - - printf("Routes:\n"); - foreach_route(r, data) { - if (hc_route_snprintf(buf_route, MAXSZ_HC_ROUTE, r) >= MAXSZ_HC_ROUTE) - die(COMMAND, "Display error"); - printf("%s\n", buf_route); - } - - hc_data_free(data); - break; - default: - die(COMMAND, "Unsupported command for route"); - break; - } - break; - - case OBJECT_STRATEGY: - switch(command.action) { - case ACTION_LIST: - if (hc_strategy_list(s, &data) < 0) - die(COMMAND, "Error getting routes."); - - printf("Forwarding strategies:\n"); - foreach_strategy(st, data) { - if (hc_strategy_snprintf(buf_strategy, MAXSZ_HC_STRATEGY, st) >= MAXSZ_HC_STRATEGY) - die(COMMAND, "Display error"); - printf("%s\n", buf_strategy); - } - - hc_data_free(data); - break; - default: - die(COMMAND, "Unsupported command for strategy"); - break; - } - break; - - case OBJECT_LISTENER: - switch(command.action) { - case ACTION_CREATE: - if (hc_listener_create(s, &command.listener) < 0) - die(COMMAND, "Error creating listener"); - printf("OK\n"); - break; - case ACTION_DELETE: - if (hc_listener_delete(s, &command.listener) < 0) - die(COMMAND, "Error deleting listener"); - printf("OK\n"); - break; - break; - case ACTION_LIST: - if (hc_listener_list(s, &data) < 0) - die(COMMAND, "Error getting listeners."); - - printf("Listeners:\n"); - foreach_listener(l, data) { - if (hc_listener_snprintf(buf_listener, MAXSZ_HC_LISTENER+17, l) >= MAXSZ_HC_LISTENER) - die(COMMAND, "Display error"); - printf("[%d] %s\n", l->id, buf_listener); - } - - hc_data_free(data); - break; - default: - die(COMMAND, "Unsupported command for listener"); - break; - } - break; - - case OBJECT_CONNECTION: - switch(command.action) { - case ACTION_CREATE: - if (hc_connection_create(s, &command.connection) < 0) - die(COMMAND, "Error creating connection"); - printf("OK\n"); - break; - case ACTION_DELETE: - if (hc_connection_delete(s, &command.connection) < 0) - die(COMMAND, "Error creating connection"); - printf("OK\n"); - break; - case ACTION_LIST: - if (hc_connection_list(s, &data) < 0) - die(COMMAND, "Error getting connections."); - - printf("Connections:\n"); - foreach_connection(c, data) { - if (hc_connection_snprintf(buf_connection, MAXSZ_HC_CONNECTION, c) >= MAXSZ_HC_CONNECTION) - die(COMMAND, "Display error"); - printf("[%s] %s\n", c->name, buf_connection); - } - - hc_data_free(data); - break; - default: - die(COMMAND, "Unsupported command for connection"); - break; - } - break; - - default: - die(COMMAND, "Unsupported object"); - break; - } - -ERR_COMMAND: -ERR_CONNECT: - hc_sock_free(s); -ERR_SOCKET: -ERR_OPTIONS: - return (rc < 0) ? EXIT_FAILURE : EXIT_SUCCESS; -} diff --git a/ctrl/libhicnctrl/src/face.c b/ctrl/libhicnctrl/src/face.c deleted file mode 100644 index e617ff8a4..000000000 --- a/ctrl/libhicnctrl/src/face.c +++ /dev/null @@ -1,430 +0,0 @@ -/* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -/** - * \file face.c - * \brief Implementation of face abstraction - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <hicn/util/token.h> - -#include <hicn/ctrl/face.h> -#include "util/hash.h" - -#define member_size(type, member) sizeof(((type *)0)->member) - - -/* Netdevice */ - -const char * netdevice_type_str[] = { -#define _(x) [NETDEVICE_TYPE_ ## x] = STRINGIZE(x), -foreach_netdevice_type -#undef _ -}; - -netdevice_t * -netdevice_create_from_index(u32 index) -{ - netdevice_t * netdevice = malloc(sizeof(netdevice_t)); - if (!netdevice) - goto ERR_MALLOC; - - int rc = netdevice_set_index(netdevice, index); - if (rc < 0) - goto ERR_INIT; - - return netdevice; - -ERR_INIT: - free(netdevice); -ERR_MALLOC: - return NULL; -} - -netdevice_t * -netdevice_create_from_name(const char * name) -{ - netdevice_t * netdevice = malloc(sizeof(netdevice_t)); - if (!netdevice) - goto ERR_MALLOC; - - int rc = netdevice_set_name(netdevice, name); - if (rc < 0) - goto ERR_INIT; - - return netdevice; - -ERR_INIT: - free(netdevice); -ERR_MALLOC: - return NULL; -} - -/** - * \brief Update the index of the netdevice based on the name - */ -int -netdevice_update_index(netdevice_t * netdevice) -{ - netdevice->index = if_nametoindex(netdevice->name); - if (netdevice->index == 0) - return -1; - return 0; -} - -int -netdevice_update_name(netdevice_t * netdevice) -{ - if (!if_indextoname(netdevice->index, netdevice->name)) - return -1; - return 0; -} - -void -netdevice_free(netdevice_t * netdevice) -{ - free(netdevice); -} - -int -netdevice_get_index(const netdevice_t * netdevice, u32 * index) -{ - if (netdevice->index == 0) - return -1; - *index = netdevice->index; - return 0; -} - -int -netdevice_set_index(netdevice_t * netdevice, u32 index) -{ - netdevice->index = index; - return netdevice_update_name(netdevice); -} - -int -netdevice_get_name(const netdevice_t * netdevice, const char ** name) -{ - if (netdevice->name[0] == '\0') - return -1; - *name = netdevice->name; - return 0; -} - -int -netdevice_set_name(netdevice_t * netdevice, const char * name) -{ - memset(netdevice->name, 0, sizeof(netdevice->name)); - int rc = snprintf(netdevice->name, IFNAMSIZ, "%s", name); - if (rc < 0) - return -1; - if (rc >= IFNAMSIZ) - return -2; /* truncated */ - return netdevice_update_index(netdevice); -} - -int -netdevice_cmp(const netdevice_t * nd1, const netdevice_t * nd2) -{ - return (nd1->index - nd2->index); -} - - -/* Face state */ - -const char * face_state_str[] = { -#define _(x) [FACE_STATE_ ## x] = STRINGIZE(x), -foreach_face_state -#undef _ -}; - - -/* Face type */ - -const char * face_type_str[] = { -#define _(x) [FACE_TYPE_ ## x] = STRINGIZE(x), -foreach_face_type -#undef _ -}; - - -/* Face */ - -int -face_initialize(face_t * face) -{ - memset(face, 0, sizeof(face_t)); /* 0'ed for hash */ - return 1; -} - -int -face_initialize_udp(face_t * face, const char * interface_name, const - ip_address_t * local_addr, u16 local_port, - const ip_address_t * remote_addr, u16 remote_port, - int family) -{ - if (!local_addr) - return -1; - - *face = (face_t) { - .type = FACE_TYPE_UDP, - .family = family, - .local_addr = *local_addr, - .local_port = local_port, - .remote_addr = remote_addr ? *remote_addr : IP_ADDRESS_EMPTY, - .remote_port = remote_port, - }; - - snprintf(face->netdevice.name, IFNAMSIZ, "%s", interface_name); - - return 1; -} - -int -face_initialize_udp_sa(face_t * face, const char * interface_name, - const struct sockaddr * local_addr, - const struct sockaddr * remote_addr) -{ - if (!local_addr) - return -1; - - if (remote_addr && (local_addr->sa_family != remote_addr->sa_family)) - return -1; - - switch (local_addr->sa_family) { - case AF_INET: - { - struct sockaddr_in *lsai = (struct sockaddr_in *)local_addr; - struct sockaddr_in *rsai = (struct sockaddr_in *)remote_addr; - *face = (face_t) { - .type = FACE_TYPE_UDP, - .family = AF_INET, - .local_addr.v4.as_inaddr = lsai->sin_addr, - .local_port = lsai ? ntohs(lsai->sin_port) : 0, - .remote_addr = IP_ADDRESS_EMPTY, - .remote_port = rsai ? ntohs(rsai->sin_port) : 0, - }; - if (rsai) - face->remote_addr.v4.as_inaddr = rsai->sin_addr; - } - break; - case AF_INET6: - { - struct sockaddr_in6 *lsai = (struct sockaddr_in6 *)local_addr; - struct sockaddr_in6 *rsai = (struct sockaddr_in6 *)remote_addr; - *face = (face_t) { - .type = FACE_TYPE_UDP, - .family = AF_INET6, - .local_addr.v6.as_in6addr = lsai->sin6_addr, - .local_port = lsai ? ntohs(lsai->sin6_port) : 0, - .remote_addr = IP_ADDRESS_EMPTY, - .remote_port = rsai ? ntohs(rsai->sin6_port) : 0, - }; - if (rsai) - face->remote_addr.v6.as_in6addr = rsai->sin6_addr; - } - break; - default: - return -1; - } - - snprintf(face->netdevice.name, IFNAMSIZ, "%s", interface_name); - - return 1; -} - -face_t * face_create() -{ - face_t * face = calloc(1, sizeof(face_t)); /* 0'ed for hash */ - return face; -} - -face_t * face_create_udp(const char * interface_name, - const ip_address_t * local_addr, u16 local_port, - const ip_address_t * remote_addr, u16 remote_port, int family) -{ - face_t * face = face_create(); - if (face_initialize_udp(face, interface_name, local_addr, local_port, remote_addr, remote_port, family) < 0) - goto ERR_INIT; - return face; - -ERR_INIT: - free(face); - return NULL; -} - -face_t * face_create_udp_sa(const char * interface_name, - const struct sockaddr * local_addr, - const struct sockaddr * remote_addr) -{ - face_t * face = face_create(); - if (face_initialize_udp_sa(face, interface_name, local_addr, remote_addr) < 0) - goto ERR_INIT; - return face; - -ERR_INIT: - free(face); - return NULL; -} - -void face_free(face_t * face) -{ - free(face); -} - -/** - * \brief Compare two faces - * \param [in] f1 - First face - * \param [in] f2 - Second face - * \return whether faces are equal, ie both their types are parameters are - * equal. - * - * NOTE: this function implements a partial order. - */ -int -face_cmp(const face_t * f1, const face_t * f2) -{ - - int ret = f1->type - f2->type; - if (ret != 0) - return ret; - - ret = f1->family - f2->family; - if (ret != 0) - return ret; - - /* - * FIXME As hicn-light API might not return the netdevice, we can discard the - * comparison when one of the two is not set for now... - */ - if ((f1->netdevice.index != 0) && (f2->netdevice.index != 0)) { - ret = netdevice_cmp(&f1->netdevice, &f2->netdevice); - if (ret != 0) - return ret; - } - - switch(f1->type) { - case FACE_TYPE_HICN: - ret = ip_address_cmp(&f1->local_addr, &f2->local_addr, f1->family); - if (ret != 0) - return ret; - - ret = ip_address_cmp(&f1->remote_addr, &f2->remote_addr, f1->family); - if (ret != 0) - return ret; - - break; - - case FACE_TYPE_TCP: - case FACE_TYPE_UDP: - ret = ip_address_cmp(&f1->local_addr, &f2->local_addr, f1->family); - if (ret != 0) - return ret; - - ret = f1->local_port - f2->local_port; - if (ret != 0) - return ret; - - ret = ip_address_cmp(&f1->remote_addr, &f2->remote_addr, f1->family); - if (ret != 0) - return ret; - - ret = f1->remote_port - f2->remote_port; - if (ret != 0) - return ret; - - break; - default: - break; - } - - return 0; -} - -unsigned int -face_hash(const face_t * face) -{ - /* Assuming the unused part of the struct is set to zero */ - return hash_struct(face); -} - -/* /!\ Please update constants in header file upon changes */ -size_t -face_snprintf(char * s, size_t size, const face_t * face) -{ - switch(face->type) { - case FACE_TYPE_HICN: - { - char local[MAXSZ_IP_ADDRESS]; - char remote[MAXSZ_IP_ADDRESS]; - char tags[MAXSZ_POLICY_TAGS]; - - ip_address_snprintf(local, MAXSZ_IP_ADDRESS, - &face->local_addr, - face->family); - ip_address_snprintf(remote, MAXSZ_IP_ADDRESS, - &face->remote_addr, - face->family); - policy_tags_snprintf(tags, MAXSZ_POLICY_TAGS, face->tags); - return snprintf(s, size, "%s [%s -> %s] [%s]", - face_type_str[face->type], - local, - remote, - tags); - } - case FACE_TYPE_UNDEFINED: - case FACE_TYPE_TCP: - case FACE_TYPE_UDP: - { - char local[MAXSZ_IP_ADDRESS]; - char remote[MAXSZ_IP_ADDRESS]; - char tags[MAXSZ_POLICY_TAGS]; - - ip_address_snprintf(local, MAXSZ_IP_ADDRESS, - &face->local_addr, - face->family); - ip_address_snprintf(remote, MAXSZ_IP_ADDRESS, - &face->remote_addr, - face->family); - policy_tags_snprintf(tags, MAXSZ_POLICY_TAGS, face->tags); - - return snprintf(s, size, "%s [%s:%d -> %s:%d] [%s]", - face_type_str[face->type], - local, - face->local_port, - remote, - face->remote_port, - tags); - } - default: - return -1; - } - -} - -policy_tags_t face_get_tags(const face_t * face) -{ - return face->tags; -} - -int -face_set_tags(face_t * face, policy_tags_t tags) -{ - face->tags = tags; - return 1; -} diff --git a/ctrl/libhicnctrl/src/hicnctrl.c b/ctrl/libhicnctrl/src/hicnctrl.c new file mode 100644 index 000000000..99d67b19f --- /dev/null +++ b/ctrl/libhicnctrl/src/hicnctrl.c @@ -0,0 +1,805 @@ +/* + * Copyright (c) 2021 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** + * \file cli.c + * \brief Command line interface + */ +#include <ctype.h> // isalpha isalnum +#include <stdlib.h> +#include <stdio.h> +#include <unistd.h> // getopt + +#include <hicn/ctrl.h> +#include <hicn/util/ip_address.h> +#include <hicn/util/token.h> +#include <hicn/validation.h> + +#define die(LABEL, MESSAGE) \ + do { \ + printf(MESSAGE "\n"); \ + rc = -1; \ + goto ERR_##LABEL; \ + } while (0) + +const char HICNLIGHT_PARAM[] = "hicnlight"; +const char HICNLIGHT_NG_PARAM[] = "hicnlightng"; +const char VPP_PARAM[] = "vpp"; + +void usage_header() { fprintf(stderr, "Usage:\n"); } + +void usage_face_create(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, + "%s -f TYPE LOCAL_ADDRESS LOCAL_PORT REMOTE_ADDRESS REMOTE_PORT " + "[INTERFACE_NAME]\n", + prog); + if (verbose) + fprintf(stderr, " Create a face on specified address and port.\n"); +} + +void usage_face_delete(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -df ID\n", prog); + // fprintf(stderr, "%s -df NAME\n", prog); + fprintf(stderr, + "%s -df TYPE LOCAL_ADDRESS LOCAL_PORT REMOTE_ADDRESS REMOTE_PORT " + "[INTERFACE_NAME]\n", + prog); + if (verbose) fprintf(stderr, " Delete a face...\n"); +} + +void usage_face_list(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -F\n", prog); + if (verbose) fprintf(stderr, " List all faces.\n"); +} + +void usage_face(const char *prog, bool header, bool verbose) { + usage_face_create(prog, header, verbose); + usage_face_delete(prog, header, verbose); + usage_face_list(prog, header, verbose); +} + +void usage_route_create(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -r FACE_ID PREFIX [COST]\n", prog); + // fprintf(stderr, "%s -r [FACE_ID|NAME] PREFIX [COST]\n", prog); + if (verbose) fprintf(stderr, " Create a route...\n"); +} + +void usage_route_delete(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -dr FACE_ID PREFIX\n", prog); + // fprintf(stderr, "%s -dr [FACE_ID|NAME] PREFIX\n", prog); + if (verbose) fprintf(stderr, " Delete a route...\n"); +} + +void usage_route_list(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -R\n", prog); + if (verbose) fprintf(stderr, " List all routes.\n"); +} + +void usage_route(const char *prog, bool header, bool verbose) { + usage_route_create(prog, header, verbose); + usage_route_delete(prog, header, verbose); + usage_route_list(prog, header, verbose); +} + +void usage_forwarding_strategy_create(const char *prog, bool header, + bool verbose) { + if (header) usage_header(); +} +void usage_forwarding_strategy_delete(const char *prog, bool header, + bool verbose) { + if (header) usage_header(); +} + +void usage_forwarding_strategy_list(const char *prog, bool header, + bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -S\n", prog); + if (verbose) + fprintf(stderr, " List all availble forwarding strategies.\n"); +} + +void usage_forwarding_strategy(const char *prog, bool header, bool verbose) { + usage_forwarding_strategy_create(prog, header, verbose); + usage_forwarding_strategy_delete(prog, header, verbose); + usage_forwarding_strategy_list(prog, header, verbose); +} + +void usage_listener_create(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -l NAME TYPE LOCAL_ADDRESS LOCAL_PORT [INTERFACE_NAME]\n", + prog); + if (verbose) + fprintf(stderr, " Create a listener on specified address and port.\n"); +} + +void usage_listener_delete(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -dl ID\n", prog); + fprintf(stderr, "%s -dl NAME\n", prog); + fprintf(stderr, "%s -dl TYPE LOCAL_ADDRESS LOCAL_PORT [INTERFACE_NAME]\n", + prog); + if (verbose) fprintf(stderr, " Delete a listener...\n"); +} + +void usage_listener_list(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -L\n", prog); + if (verbose) fprintf(stderr, " List all listeners.\n"); +} + +void usage_listener(const char *prog, bool header, bool verbose) { + usage_listener_create(prog, header, verbose); + usage_listener_delete(prog, header, verbose); + usage_listener_list(prog, header, verbose); +} +void usage_connection_create(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, + "%s -c NAME TYPE LOCAL_ADDRESS LOCAL_PORT REMOTE_ADDRESS REMOTE_PORT " + "[INTERFACE_NAME]\n", + prog); + if (verbose) + fprintf(stderr, " Create a connection on specified address and port.\n"); +} + +void usage_connection_delete(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -dc ID\n", prog); + fprintf(stderr, "%s -dc NAME\n", prog); + fprintf(stderr, + "%s -dc TYPE LOCAL_ADDRESS LOCAL_PORT REMOTE_ADDRESS REMOTE_PORT " + "[INTERFACE_NAME]\n", + prog); + if (verbose) fprintf(stderr, " Delete a connection...\n"); +} + +void usage_connection_list(const char *prog, bool header, bool verbose) { + if (header) usage_header(); + fprintf(stderr, "%s -C\n", prog); + if (verbose) fprintf(stderr, " List all connections.\n"); +} + +void usage_connection(const char *prog, bool header, bool verbose) { + usage_connection_create(prog, header, verbose); + usage_connection_delete(prog, header, verbose); + usage_connection_list(prog, header, verbose); +} + +void usage(const char *prog) { + fprintf(stderr, + "Usage: %s [ -z forwarder (hicnlight | vpp) ] [ [-d] [-f|-l|-c|-r] " + "PARAMETERS | [-F|-L|-C|-R] ]\n", + prog); + fprintf(stderr, "\n"); + fprintf(stderr, "High-level commands\n"); + fprintf(stderr, "\n"); + usage_face(prog, false, true); + usage_route(prog, false, true); + usage_forwarding_strategy(prog, false, true); + fprintf(stderr, "\n"); + fprintf(stderr, "Low level commands (hicn-light specific)\n"); + fprintf(stderr, "\n"); + usage_listener(prog, false, true); + usage_connection(prog, false, true); +} + +#if 0 +typedef struct { + hc_action_t action; + hc_object_t object; + union { + hc_face_t face; + hc_route_t route; + hc_connection_t connection; + hc_listener_t listener; + }; +} hc_command_t; +#endif + +int parse_options(int argc, char *argv[], hc_command_t *command, + forwarder_type_t *forwarder) { + command->object.type = OBJECT_UNDEFINED; + command->action = ACTION_CREATE; + int opt; + int family; + + while ((opt = getopt(argc, argv, "dflcrFLCRShz:")) != -1) { + switch (opt) { + case 'z': + if (strncmp(optarg, VPP_PARAM, strlen(VPP_PARAM)) == 0) { + *forwarder = VPP; + } else if (strncmp(optarg, HICNLIGHT_PARAM, strlen(HICNLIGHT_PARAM))) { + *forwarder = HICNLIGHT; + } else if (strncmp(optarg, HICNLIGHT_NG_PARAM, + strlen(HICNLIGHT_NG_PARAM))) { + *forwarder = HICNLIGHT_NG; + } else { + usage(argv[0]); + exit(EXIT_FAILURE); + } + break; + case 'd': + command->action = ACTION_DELETE; + break; + case 'f': + command->object.type = OBJECT_FACE; + break; + case 'c': + command->object.type = OBJECT_CONNECTION; + break; + case 'F': + command->action = ACTION_LIST; + command->object.type = OBJECT_FACE; + break; + case 'L': + command->action = ACTION_LIST; + command->object.type = OBJECT_LISTENER; + break; + case 'C': + command->action = ACTION_LIST; + command->object.type = OBJECT_CONNECTION; + break; + case 'R': + command->action = ACTION_LIST; + command->object.type = OBJECT_ROUTE; + break; + case 'S': + command->action = ACTION_LIST; + command->object.type = OBJECT_STRATEGY; + break; + default: /* "h" */ + usage(argv[0]); + exit(EXIT_SUCCESS); + } + } + + if (command->object.type == OBJECT_UNDEFINED) { + fprintf(stderr, + "Missing object specification: connection | listener | route\n"); + return -1; + } + + /* Parse and validate parameters for add/delete */ + switch (command->object.type) { + case OBJECT_FACE: + switch (command->action) { + case ACTION_CREATE: + if ((argc - optind != 5) && (argc - optind != 6)) { + usage_face_create(argv[0], true, false); + goto ERR_PARAM; + } + /* NAME will be autogenerated (and currently not used) */ + // snprintf(command->face.name, SYMBOLIC_NAME_LEN, "%s", + // argv[optind++]); + command->object.face.face.type = face_type_from_str(argv[optind++]); + if (command->object.face.face.type == FACE_TYPE_UNDEFINED) + goto ERR_PARAM; + command->object.face.face.family = + ip_address_get_family(argv[optind]); + if (!IS_VALID_FAMILY(command->object.face.face.family)) + goto ERR_PARAM; + if (ip_address_pton(argv[optind++], + &command->object.face.face.local_addr) < 0) + goto ERR_PARAM; + command->object.face.face.local_port = atoi(argv[optind++]); + family = ip_address_get_family(argv[optind]); + if (!IS_VALID_FAMILY(family) || + (command->object.face.face.family != family)) + goto ERR_PARAM; + if (ip_address_pton(argv[optind++], + &command->object.face.face.remote_addr) < 0) + goto ERR_PARAM; + command->object.face.face.remote_port = atoi(argv[optind++]); + if (argc != optind) { + // netdevice_set_name(&command->object.face.face.netdevice, + // argv[optind++]); + command->object.face.face.netdevice.index = atoi(argv[optind++]); + } + + break; + case ACTION_DELETE: + if ((argc - optind != 1) && (argc - optind != 5) && + (argc - optind != 6)) { + usage_face_delete(argv[0], true, false); + goto ERR_PARAM; + } + + if (argc - optind == 1) { + /* Id or name */ + if (is_number(argv[optind], SYMBOLIC_NAME_LEN)) { + command->object.face.id = atoi(argv[optind++]); + snprintf(command->object.face.name, SYMBOLIC_NAME_LEN, "%s", + argv[optind++]); + //} else if (is_symbolic_name(argv[optind])) { + // snprintf(command->object.face.name, SYMBOLIC_NAME_LEN, "%s", + // argv[optind++]); + } else { + fprintf(stderr, "Invalid argument\n"); + goto ERR_PARAM; + } + } else { + command->object.face.face.type = face_type_from_str(argv[optind++]); + if (command->object.face.face.type == FACE_TYPE_UNDEFINED) + goto ERR_PARAM; + command->object.face.face.family = + ip_address_get_family(argv[optind]); + if (!IS_VALID_FAMILY(command->object.face.face.family)) + goto ERR_PARAM; + if (ip_address_pton(argv[optind++], + &command->object.face.face.local_addr) < 0) + goto ERR_PARAM; + command->object.face.face.local_port = atoi(argv[optind++]); + family = ip_address_get_family(argv[optind]); + if (!IS_VALID_FAMILY(family) || + (command->object.face.face.family != family)) + goto ERR_PARAM; + if (ip_address_pton(argv[optind++], + &command->object.face.face.remote_addr) < 0) + goto ERR_PARAM; + command->object.face.face.remote_port = atoi(argv[optind++]); + if (argc != optind) { + command->object.face.face.netdevice.index = atoi(argv[optind++]); + // netdevice_set_name(&command->object.face.face.netdevice, + // argv[optind++]); + } + } + break; + + case ACTION_LIST: + if (argc - optind != 0) { + usage_face_list(argv[0], true, false); + goto ERR_PARAM; + } + break; + + default: + goto ERR_COMMAND; + } + break; + + case OBJECT_ROUTE: + switch (command->action) { + case ACTION_CREATE: + if ((argc - optind != 2) && (argc - optind != 3)) { + usage_route_create(argv[0], true, false); + goto ERR_PARAM; + } + + command->object.route.face_id = atoi(argv[optind++]); + + { + ip_prefix_t prefix; + ip_prefix_pton(argv[optind++], &prefix); + command->object.route.family = prefix.family; + command->object.route.remote_addr = prefix.address; + command->object.route.len = prefix.len; + } + + if (argc != optind) { + printf("parse cost\n"); + command->object.route.cost = atoi(argv[optind++]); + } + break; + + case ACTION_DELETE: + if (argc - optind != 2) { + usage_route_delete(argv[0], true, false); + goto ERR_PARAM; + } + + command->object.route.face_id = atoi(argv[optind++]); + + { + ip_prefix_t prefix; + ip_prefix_pton(argv[optind++], &prefix); + command->object.route.family = prefix.family; + command->object.route.remote_addr = prefix.address; + command->object.route.len = prefix.len; + } + break; + + case ACTION_LIST: + if (argc - optind != 0) { + usage_route_list(argv[0], true, false); + goto ERR_PARAM; + } + break; + + default: + goto ERR_COMMAND; + } + break; + + case OBJECT_STRATEGY: + switch (command->action) { + case ACTION_LIST: + if (argc - optind != 0) { + usage_forwarding_strategy_list(argv[0], true, false); + goto ERR_PARAM; + } + break; + default: + goto ERR_COMMAND; + } + break; + + case OBJECT_LISTENER: + switch (command->action) { + case ACTION_CREATE: + if ((argc - optind != 4) && (argc - optind != 5)) { + usage_listener_create(argv[0], true, false); + goto ERR_PARAM; + } + + snprintf(command->object.listener.name, SYMBOLIC_NAME_LEN, "%s", + argv[optind++]); + command->object.listener.type = face_type_from_str(argv[optind++]); + if (command->object.listener.type == FACE_TYPE_UNDEFINED) + goto ERR_PARAM; + command->object.listener.family = ip_address_get_family(argv[optind]); + if (!IS_VALID_FAMILY(command->object.listener.family)) goto ERR_PARAM; + if (ip_address_pton(argv[optind++], + &command->object.listener.local_addr) < 0) + goto ERR_PARAM; + command->object.listener.local_port = atoi(argv[optind++]); + if (argc != optind) { + snprintf(command->object.listener.interface_name, INTERFACE_LEN, + "%s", argv[optind++]); + } + break; + + case ACTION_DELETE: + if ((argc - optind != 1) && (argc - optind != 3) && + (argc - optind != 4)) { + usage_listener_delete(argv[0], true, false); + goto ERR_PARAM; + } + + if (argc - optind == 1) { + /* Id or name */ + if (is_number(argv[optind], SYMBOLIC_NAME_LEN)) { + command->object.listener.id = atoi(argv[optind++]); + snprintf(command->object.listener.name, SYMBOLIC_NAME_LEN, "%s", + argv[optind++]); + } else if (is_symbolic_name(argv[optind], SYMBOLIC_NAME_LEN)) { + snprintf(command->object.listener.name, SYMBOLIC_NAME_LEN, "%s", + argv[optind++]); + } else { + fprintf(stderr, "Invalid argument\n"); + goto ERR_PARAM; + } + } else { + command->object.listener.type = face_type_from_str(argv[optind++]); + if (command->object.listener.type == FACE_TYPE_UNDEFINED) + goto ERR_PARAM; + command->object.listener.family = + ip_address_get_family(argv[optind]); + if (!IS_VALID_FAMILY(command->object.listener.family)) + goto ERR_PARAM; + if (ip_address_pton(argv[optind++], + &command->object.listener.local_addr) < 0) + goto ERR_PARAM; + command->object.listener.local_port = atoi(argv[optind++]); + if (argc != optind) { + snprintf(command->object.listener.interface_name, INTERFACE_LEN, + "%s", argv[optind++]); + } + } + break; + + case ACTION_LIST: + if (argc - optind != 0) { + usage_listener_list(argv[0], true, false); + goto ERR_PARAM; + } + break; + + default: + goto ERR_COMMAND; + } + break; + + case OBJECT_CONNECTION: + switch (command->action) { + case ACTION_CREATE: + /* NAME TYPE LOCAL_ADDRESS LOCAL_PORT REMOTE_ADDRESS REMOTE_PORT */ + if ((argc - optind != 6) && (argc - optind != 7)) { + usage_connection_create(argv[0], true, false); + goto ERR_PARAM; + } + snprintf(command->object.connection.name, SYMBOLIC_NAME_LEN, "%s", + argv[optind++]); + command->object.connection.type = face_type_from_str(argv[optind++]); + if (command->object.connection.type == FACE_TYPE_UNDEFINED) + goto ERR_PARAM; + command->object.connection.family = + ip_address_get_family(argv[optind]); + if (!IS_VALID_FAMILY(command->object.connection.family)) + goto ERR_PARAM; + if (ip_address_pton(argv[optind++], + &command->object.connection.local_addr) < 0) + goto ERR_PARAM; + command->object.connection.local_port = atoi(argv[optind++]); + family = ip_address_get_family(argv[optind]); + if (!IS_VALID_FAMILY(family) || + (command->object.connection.family != family)) + goto ERR_PARAM; + if (ip_address_pton(argv[optind++], + &command->object.connection.remote_addr) < 0) + goto ERR_PARAM; + command->object.connection.remote_port = atoi(argv[optind++]); + + break; + + case ACTION_DELETE: + if ((argc - optind != 1) && (argc - optind != 5) && + (argc - optind != 6)) { + usage_connection_delete(argv[0], true, false); + goto ERR_PARAM; + } + + if (argc - optind == 1) { + /* Id or name */ + if (is_number(argv[optind], SYMBOLIC_NAME_LEN)) { + command->object.connection.id = atoi(argv[optind++]); + snprintf(command->object.connection.name, SYMBOLIC_NAME_LEN, "%s", + argv[optind++]); + } else if (is_symbolic_name(argv[optind], SYMBOLIC_NAME_LEN)) { + snprintf(command->object.connection.name, SYMBOLIC_NAME_LEN, "%s", + argv[optind++]); + } else { + fprintf(stderr, "Invalid argument\n"); + goto ERR_PARAM; + } + } else { + command->object.connection.type = + face_type_from_str(argv[optind++]); + if (command->object.connection.type == FACE_TYPE_UNDEFINED) + goto ERR_PARAM; + command->object.connection.family = + ip_address_get_family(argv[optind]); + if (!IS_VALID_FAMILY(command->object.connection.family)) + goto ERR_PARAM; + if (ip_address_pton(argv[optind++], + &command->object.connection.local_addr) < 0) + goto ERR_PARAM; + command->object.connection.local_port = atoi(argv[optind++]); + family = ip_address_get_family(argv[optind]); + if (!IS_VALID_FAMILY(family) || + (command->object.connection.family != family)) + goto ERR_PARAM; + if (ip_address_pton(argv[optind++], + &command->object.connection.remote_addr) < 0) + goto ERR_PARAM; + command->object.connection.remote_port = atoi(argv[optind++]); + } + break; + + case ACTION_LIST: + if (argc - optind != 0) { + usage_connection_list(argv[0], true, false); + goto ERR_PARAM; + } + break; + + default: + goto ERR_COMMAND; + } + break; + + default: + goto ERR_COMMAND; + } + + return 0; + +ERR_PARAM: +ERR_COMMAND: + return -1; +} + +int main(int argc, char *argv[]) { + hc_data_t *data; + int rc = 1; + hc_command_t command = {0}; + char buf_listener[MAXSZ_HC_LISTENER]; + char buf_connection[MAXSZ_HC_CONNECTION]; + char buf_route[MAXSZ_HC_ROUTE]; + char buf_strategy[MAXSZ_HC_STRATEGY]; + + forwarder_type_t forwarder = HICNLIGHT; + + if (parse_options(argc, argv, &command, &forwarder) < 0) + die(OPTIONS, "Bad arguments"); + + hc_sock_t *s = hc_sock_create_forwarder(forwarder); + if (!s) die(SOCKET, "Error creating socket."); + + if (hc_sock_connect(s) < 0) + die(CONNECT, "Error connecting to the forwarder."); + + switch (command.object.type) { + case OBJECT_FACE: + switch (command.action) { + case ACTION_CREATE: + if (hc_face_create(s, &command.object.face) < 0) + die(COMMAND, "Error creating face"); + printf("OK\n"); + break; + + case ACTION_DELETE: + if (hc_face_delete(s, &command.object.face, 1) < 0) + die(COMMAND, "Error creating face"); + printf("OK\n"); + break; + + case ACTION_LIST: + if (hc_face_list(s, &data) < 0) + die(COMMAND, "Error getting connections."); + + printf("Faces:\n"); + foreach_face(f, data) { + if (hc_face_snprintf(buf_connection, MAXSZ_HC_FACE, f) >= + MAXSZ_HC_FACE) + die(COMMAND, "Display error"); + printf("[%s] %s\n", f->name, buf_connection); + } + + hc_data_free(data); + break; + default: + die(COMMAND, "Unsupported command for connection"); + break; + } + break; + + case OBJECT_ROUTE: + switch (command.action) { + case ACTION_CREATE: + if (hc_route_create(s, &command.object.route) < 0) + die(COMMAND, "Error creating route"); + printf("OK\n"); + break; + + case ACTION_DELETE: + if (hc_route_delete(s, &command.object.route) < 0) + die(COMMAND, "Error creating route"); + printf("OK\n"); + break; + + case ACTION_LIST: + if (hc_route_list(s, &data) < 0) + die(COMMAND, "Error getting routes."); + + printf("Routes:\n"); + foreach_route(r, data) { + if (hc_route_snprintf(buf_route, MAXSZ_HC_ROUTE, r) >= + MAXSZ_HC_ROUTE) + die(COMMAND, "Display error"); + printf("%s\n", buf_route); + } + + hc_data_free(data); + break; + default: + die(COMMAND, "Unsupported command for route"); + break; + } + break; + + case OBJECT_STRATEGY: + switch (command.action) { + case ACTION_LIST: + if (hc_strategy_list(s, &data) < 0) + die(COMMAND, "Error getting routes."); + + printf("Forwarding strategies:\n"); + foreach_strategy(st, data) { + if (hc_strategy_snprintf(buf_strategy, MAXSZ_HC_STRATEGY, st) >= + MAXSZ_HC_STRATEGY) + die(COMMAND, "Display error"); + printf("%s\n", buf_strategy); + } + + hc_data_free(data); + break; + default: + die(COMMAND, "Unsupported command for strategy"); + break; + } + break; + + case OBJECT_LISTENER: + switch (command.action) { + case ACTION_CREATE: + if (hc_listener_create(s, &command.object.listener) < 0) + die(COMMAND, "Error creating listener"); + printf("OK\n"); + break; + case ACTION_DELETE: + if (hc_listener_delete(s, &command.object.listener) < 0) + die(COMMAND, "Error deleting listener"); + printf("OK\n"); + break; + case ACTION_LIST: + if (hc_listener_list(s, &data) < 0) + die(COMMAND, "Error getting listeners."); + + printf("Listeners:\n"); + foreach_listener(l, data) { + if (hc_listener_snprintf(buf_listener, MAXSZ_HC_LISTENER + 17, l) >= + MAXSZ_HC_LISTENER) + die(COMMAND, "Display error"); + printf("[%d] %s\n", l->id, buf_listener); + } + + hc_data_free(data); + break; + default: + die(COMMAND, "Unsupported command for listener"); + break; + } + break; + + case OBJECT_CONNECTION: + switch (command.action) { + case ACTION_CREATE: + if (hc_connection_create(s, &command.object.connection) < 0) + die(COMMAND, "Error creating connection"); + printf("OK\n"); + break; + case ACTION_DELETE: + if (hc_connection_delete(s, &command.object.connection) < 0) + die(COMMAND, "Error creating connection"); + printf("OK\n"); + break; + case ACTION_LIST: + if (hc_connection_list(s, &data) < 0) + die(COMMAND, "Error getting connections."); + + printf("Connections:\n"); + foreach_connection(c, data) { + if (hc_connection_snprintf(buf_connection, MAXSZ_HC_CONNECTION, + c) >= MAXSZ_HC_CONNECTION) + die(COMMAND, "Display error"); + printf("[%s] %s\n", c->name, buf_connection); + } + + hc_data_free(data); + break; + default: + die(COMMAND, "Unsupported command for connection"); + break; + } + break; + + default: + die(COMMAND, "Unsupported object"); + break; + } + +ERR_COMMAND: +ERR_CONNECT: + hc_sock_free(s); +ERR_SOCKET: +ERR_OPTIONS: + return (rc < 0) ? EXIT_FAILURE : EXIT_SUCCESS; +} diff --git a/ctrl/libhicnctrl/src/libhicnctrl-config.cmake.in b/ctrl/libhicnctrl/src/libhicnctrl-config.cmake.in new file mode 100644 index 000000000..a27d85cde --- /dev/null +++ b/ctrl/libhicnctrl/src/libhicnctrl-config.cmake.in @@ -0,0 +1,8 @@ +@PACKAGE_INIT@ + +set(Libhicnctrl_VERSION_MAJOR "@VERSION_MAJOR@") +set(Libhicnctrl_VERSION_MINOR "@VERSION_MINOR@") +set(Libhicnctrl_VERSION_PATCH "@VERSION_PATCH@") + +set_and_check(Libhicnctrl_INCLUDE_DIRS "@PACKAGE_Libhicnctrl_INCLUDE_DIRS@") +include("${CMAKE_CURRENT_LIST_DIR}/libhicnctrl-targets.cmake") diff --git a/ctrl/libhicnctrl/src/modules/CMakeLists.txt b/ctrl/libhicnctrl/src/modules/CMakeLists.txt index e07ab8c99..8f7916d14 100644 --- a/ctrl/libhicnctrl/src/modules/CMakeLists.txt +++ b/ctrl/libhicnctrl/src/modules/CMakeLists.txt @@ -1,4 +1,4 @@ -# Copyright (c) 2021 Cisco and/or its affiliates. +# Copyright (c) 2021-2022 Cisco and/or its affiliates. # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at: @@ -11,38 +11,53 @@ # See the License for the specific language governing permissions and # limitations under the License. -cmake_minimum_required(VERSION 3.5 FATAL_ERROR) - - -list(APPEND HICNLIGHT_MODULE_SOURCE_FILES - ${CMAKE_CURRENT_SOURCE_DIR}/hicn_light_api.c +############################################################## +# Hicn Light NG Module +############################################################## +list(APPEND HICNLIGHTNG_MODULE_SOURCE_FILES + ${CMAKE_CURRENT_SOURCE_DIR}/hicn_light_common.c + ${CMAKE_CURRENT_SOURCE_DIR}/hicn_light_ng_api.c ) -build_module(hicnlightctrl_module - SHARED - SOURCES ${HICNLIGHT_MODULE_SOURCE_FILES} - DEPENDS ${DEPENDENCIES} - COMPONENT ${LIBHICNCTRL_COMPONENT} - INCLUDE_DIRS ${INCLUDE_DIRS} - DEFINITIONS ${COMPILER_DEFINITIONS} - COMPILE_OPTIONS ${COMPILE_FLAGS} +build_module(hicnlightngctrl_module + SOURCES ${HICNLIGHTNG_MODULE_SOURCE_FILES} + DEPENDS ${DEPENDENCIES} + COMPONENT ${LIBHICNCTRL_COMPONENT} + LINK_LIBRARIES PRIVATE ${HICN_LIBRARIES} + INCLUDE_DIRS PRIVATE ${INCLUDE_DIRS} + DEFINITIONS PRIVATE ${COMPILER_DEFINITIONS} + COMPILE_OPTIONS PRIVATE ${COMPILE_FLAGS} + COMPILE_OPTIONS ${COMPILER_OPTIONS} ) + +############################################################## +# VPP Module +############################################################## if(BUILD_HICNPLUGIN AND ${CMAKE_SYSTEM_NAME} MATCHES "Linux") - list(APPEND HICNLIGHT_PLUGIN_SOURCE_FILES - ${CMAKE_CURRENT_SOURCE_DIR}/hicn_plugin_api.c + if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR) + find_package(HicnPlugin ${CURRENT_VERSION} REQUIRED) + find_package(Safevapi ${CURRENT_VERSION} REQUIRED) + else() + list(APPEND DEPENDENCIES + ${SAFE_VAPI_SHARED} + ) + endif() + + list(APPEND HICN_PLUGIN_SOURCE_FILES + ${CMAKE_CURRENT_SOURCE_DIR}/hicn_plugin_api.c ) build_module(vppctrl_module - SHARED - SOURCES ${HICNLIGHT_PLUGIN_SOURCE_FILES} - DEPENDS ${DEPENDENCIES} - LINK_LIBRARIES ${HICNPLUGIN_LIBRARIES} ${SAFE_VAPI_LIBRARIES} - COMPONENT ${LIBHICNCTRL_COMPONENT_MODULES} - INCLUDE_DIRS ${INCLUDE_DIRS} - DEFINITIONS ${COMPILER_DEFINITIONS} - COMPILE_OPTIONS ${COMPILE_FLAGS} - LINK_FLAGS "-Wl,-unresolved-symbols=ignore-in-shared-libs" + SOURCES ${HICN_PLUGIN_SOURCE_FILES} + DEPENDS ${DEPENDENCIES} + LINK_LIBRARIES + PRIVATE ${HICN_LIBRARIES} + PRIVATE ${HICNPLUGIN_LIBRARIES} + PRIVATE ${SAFE_VAPI_LIBRARIES} + COMPONENT ${LIBHICNCTRL_COMPONENT_MODULES} + INCLUDE_DIRS PRIVATE ${INCLUDE_DIRS} + DEFINITIONS PRIVATE ${COMPILER_DEFINITIONS} + COMPILE_OPTIONS ${COMPILER_OPTIONS} ${MARCH_COMPILER_OPTIONS} ) - -endif()
\ No newline at end of file +endif() diff --git a/ctrl/libhicnctrl/src/modules/hicn_light_api.c b/ctrl/libhicnctrl/src/modules/hicn_light_api.c deleted file mode 100644 index d1a055777..000000000 --- a/ctrl/libhicnctrl/src/modules/hicn_light_api.c +++ /dev/null @@ -1,2278 +0,0 @@ -/* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -/** - * \file api.c - * \brief Implementation of hICN control library API - */ - -#include "api_private.h" - -#include <assert.h> // assert -#include <stdbool.h> -#include <stdio.h> // snprintf -#include <string.h> // memmove, strcasecmp -#include <sys/socket.h> // socket -#include <unistd.h> // close, fcntl -#include <fcntl.h> // fcntl -#include <sys/types.h> // getpid -#include <unistd.h> // getpid -#ifdef __linux__ -#include <sys/syscall.h> -#define gettid() syscall(SYS_gettid) -#endif /* __linux__ */ -#include <strings.h> - -#define PORT 9695 - -#define BOOLSTR(x) ((x) ? "true" : "false") - -/* - * Internal state associated to a pending request - */ -typedef struct { - int seq; - hc_data_t * data; - /* Information used to process results */ - int size_in; - int (*parse)(const u8 * src, u8 * dst); -} hc_sock_request_t; - -/** - * Messages to the forwarder might be multiplexed thanks to the seqNum fields in - * the header_control_message structure. The forwarder simply answers back the - * original sequence number. We maintain a map of such sequence number to - * outgoing queries so that replied can be demultiplexed and treated - * appropriately. - */ -TYPEDEF_MAP_H(hc_sock_map, int, hc_sock_request_t *); -TYPEDEF_MAP(hc_sock_map, int, hc_sock_request_t *, int_cmp, int_snprintf, generic_snprintf); - -struct hc_sock_light_s { - /* This must be the first element of the struct */ - hc_sock_t vft; - - char * url; - int fd; - - /* Partial receive buffer */ - u8 buf[RECV_BUFLEN]; - size_t roff; /**< Read offset */ - size_t woff; /**< Write offset */ - - /* - * Because received messages are potentially unbounded in size, we might not - * guarantee that we can store a full packet before processing it. We must - * implement a very simple state machine remembering the current parsing - * status in order to partially process the packet. - */ - size_t remaining; - u32 send_id; - - /* Next sequence number to be used for requests */ - int seq; - - /* Request being parsed (NULL if none) */ - hc_sock_request_t * cur_request; - - bool async; - hc_sock_map_t * map; -}; - -typedef struct hc_sock_light_s hc_sock_light_t; - -#define TO_HC_SOCK_LIGHT(s) (hc_sock_light_t*)(s) - -hc_sock_request_t * -hc_sock_request_create(int seq, hc_data_t * data, HC_PARSE parse) -{ - assert(data); - - hc_sock_request_t * request = malloc(sizeof(hc_sock_request_t)); - if (!request) - return NULL; - request->seq = seq; - request->data = data; - request->parse = parse; - return request; -} - -void -hc_sock_light_request_free(hc_sock_request_t * request) -{ - free(request); -} - -/* - * list was working with all seq set to 0, but it seems hicnLightControl uses - * 1, and replies with the same seqno - */ -#define HICN_CTRL_SEND_SEQ_INIT 1 -#define HICN_CTRL_RECV_SEQ_INIT 1 - -#define MAX(x, y) ((x > y) ? x : y) - -/** - * In practise, we want to preserve enough room to store a full packet of - * average expected size (say a header + N payload elements). - */ -#define AVG_ELEMENTS (1 << DEFAULT_SIZE_LOG) -#define AVG_BUFLEN (sizeof(hc_msg_header_t) + AVG_ELEMENTS * sizeof(hc_msg_payload_t)) - -/* - * We should at least have buffer space allowing to store one processable unit - * of data, either the header of the maximum possible payload - */ -#define MIN_BUFLEN MAX(sizeof(hc_msg_header_t), sizeof(hc_msg_payload_t)) - -static const struct in6_addr loopback_addr = IN6ADDR_LOOPBACK_INIT; - -/****************************************************************************** - * Message helper types and aliases - ******************************************************************************/ - -#define foreach_hc_command \ - _(add_connection) \ - _(remove_connection) \ - _(list_connections) \ - _(add_listener) \ - _(remove_listener) \ - _(list_listeners) \ - _(add_route) \ - _(remove_route) \ - _(list_routes) \ - _(cache_store) \ - _(cache_serve) \ - /*_(cache_clear) */ \ - _(set_strategy) \ - _(set_wldr) \ - _(add_punting) \ - _(mapme_activator) \ - _(mapme_timing) - -typedef header_control_message hc_msg_header_t; - -typedef union { -#define _(x) x ## _command x; - foreach_hc_command -#undef _ -} hc_msg_payload_t; - - -typedef struct hc_msg_s { - hc_msg_header_t hdr; - hc_msg_payload_t payload; -} hc_msg_t; - -/****************************************************************************** - * Control socket - ******************************************************************************/ - -/** - * \brief Parse a connection URL into a sockaddr - * \param [in] url - URL - * \param [out] sa - Resulting struct sockaddr, expected zero'ed. - * \return 0 if parsing succeeded, a negative error value otherwise. - */ -static int -_hc_sock_light_parse_url(const char * url, struct sockaddr * sa) -{ - /* FIXME URL parsing is currently not implemented */ - assert(!url); - -#ifdef __linux__ - srand(time(NULL) ^ getpid() ^ gettid()); -#else - srand((unsigned int )(time(NULL) ^ getpid())); -#endif /* __linux__ */ - - /* - * A temporary solution is to inspect the sa_family fields of the passed in - * sockaddr, which defaults to AF_UNSPEC (0) and thus creates an IPv4/TCP - * connection to localhost. - */ - switch (sa->sa_family) { - case AF_UNSPEC: - case AF_INET: - { - struct sockaddr_in * sai = (struct sockaddr_in *)sa; - sai->sin_family = AF_INET; - sai->sin_port = htons(PORT); - sai->sin_addr.s_addr = htonl(INADDR_LOOPBACK); - break; - } - case AF_INET6: - { - struct sockaddr_in6 * sai6 = (struct sockaddr_in6 *)sa; - sai6->sin6_family = AF_INET6; - sai6->sin6_port = htons(PORT); - sai6->sin6_addr = loopback_addr; - break; - } - default: - return -1; - } - - return 0; -} - -static int -_hc_sock_light_reset(hc_sock_t * socket) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - s->roff = s->woff = 0; - s->remaining = 0; - return 0; -} - -void -_hc_sock_light_free(hc_sock_t * socket) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - hc_sock_request_t ** request_array = NULL; - int n = hc_sock_map_get_value_array(s->map, &request_array); - if (n < 0) { - ERROR("Could not retrieve pending request array for freeing up resources"); - } else { - for (unsigned i = 0; i < n; i++) { - hc_sock_request_t * request = request_array[i]; - if (hc_sock_map_remove(s->map, request->seq, NULL) < 0) - ERROR("[hc_sock_light_process] Error removing request from map"); - hc_sock_light_request_free(request); - } - free(request_array); - } - - hc_sock_map_free(s->map); - if (s->url) - free(s->url); - close(s->fd); - free(s); -} - -static int -_hc_sock_light_get_next_seq(hc_sock_t * socket) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - return s->seq++; -} - -static int -_hc_sock_light_set_nonblocking(hc_sock_t * socket) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - return (fcntl(s->fd, F_SETFL, fcntl(s->fd, F_GETFL) | O_NONBLOCK) < 0); -} - -static int -_hc_sock_light_get_fd(hc_sock_t * socket) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - return s->fd; -} - -static int -_hc_sock_light_connect(hc_sock_t * socket) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - struct sockaddr_storage ss; - memset(&ss, 0, sizeof(struct sockaddr_storage)); - - if (_hc_sock_light_parse_url(s->url, (struct sockaddr *)&ss) < 0) - goto ERR_PARSE; - - size_t size = ss.ss_family == AF_INET - ? sizeof(struct sockaddr_in) - : sizeof(struct sockaddr_in6); - if (connect(s->fd, (struct sockaddr *)&ss, (socklen_t)size) < 0) //sizeof(struct sockaddr)) < 0) - goto ERR_CONNECT; - - return 0; - -ERR_CONNECT: -ERR_PARSE: - return -1; -} - -static int -_hc_sock_light_send(hc_sock_t * socket, hc_msg_t * msg, size_t msglen, int seq) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - int rc; - msg->hdr.seqNum = seq; - rc = (int)send(s->fd, msg, msglen, 0); - if (rc < 0) { - perror("hc_sock_light_send"); - return -1; - } - return 0; -} - -static int -_hc_sock_light_get_available(hc_sock_t * socket, u8 ** buffer, size_t * size) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - *buffer = s->buf + s->woff; - *size = RECV_BUFLEN - s->woff; - - return 0; -} - -static int -_hc_sock_light_recv(hc_sock_t * socket) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - int rc; - - /* - * This condition should be ensured to guarantee correct processing of - * messages - */ - assert(RECV_BUFLEN - s->woff > MIN_BUFLEN); - - rc = (int)recv(s->fd, s->buf + s->woff, RECV_BUFLEN - s->woff, 0); - if (rc == 0) { - /* Connection has been closed */ - return 0; - } - if (rc < 0) { - /* - * Let's not return 0 which currently means the socket has been closed - */ - if (errno == EWOULDBLOCK) - return -1; - perror("hc_sock_light_recv"); - return -1; - } - s->woff += rc; - return rc; -} - -/* - * Returns -99 in case of internal error, -1 in case of API command failure - */ -static int -_hc_sock_light_process(hc_sock_t * socket, hc_data_t ** data) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - int err = 0; - - /* We must have received at least one byte */ - size_t available = s->woff - s->roff; - - while(available > 0) { - - if (!s->cur_request) { // No message being parsed, alternatively (remaining == 0) - hc_msg_t * msg = (hc_msg_t*)(s->buf + s->roff); - - /* We expect a message header */ - if (available < sizeof(hc_msg_header_t)) { - break; - } - - hc_sock_request_t * request = NULL; - if (hc_sock_map_get(s->map, msg->hdr.seqNum, &request) < 0) { - ERROR("[hc_sock_light_process] Error searching for matching request"); - return -99; - } - if (!request) { - ERROR("[hc_sock_light_process] No request matching received sequence number"); - return -99; - } - - s->remaining = msg->hdr.length; - switch(msg->hdr.messageType) { - case ACK_LIGHT: - assert(s->remaining == 1); - assert(!data); - s->cur_request = request; - break; - case NACK_LIGHT: - assert(s->remaining == 1); - assert(!data); - hc_data_set_error(request->data); - s->cur_request = request; - err = -1; - break; - case RESPONSE_LIGHT: - assert(data); - if (s->remaining == 0) { - hc_data_set_complete(request->data); - *data = request->data; - if (hc_sock_map_remove(s->map, request->seq, NULL) < 0) - ERROR("[hc_sock_light_process] Error removing request from map"); - hc_sock_light_request_free(request); - } else { - /* We only remember it if there is still data to parse */ - s->cur_request = request; - } - break; - default: - ERROR("[hc_sock_light_process] Invalid response received"); - return -99; - } - - available -= sizeof(hc_msg_header_t); - s->roff += sizeof(hc_msg_header_t); - } else { - /* We expect the complete payload, or at least a chunk of it */ - size_t num_chunks = available / s->cur_request->data->in_element_size; - if (num_chunks == 0) - break; - if (num_chunks > s->remaining) - num_chunks = s->remaining; - - if (!s->cur_request->parse) { - /* If we don't need to parse results, then we can directly push - * all of them into the result data structure */ - hc_data_push_many(s->cur_request->data, s->buf + s->roff, num_chunks); - } else { - int rc; - rc = hc_data_ensure_available(s->cur_request->data, num_chunks); - if (rc < 0) { - ERROR("[hc_sock_light_process] Error in hc_data_ensure_available"); - return -99; - } - for (int i = 0; i < num_chunks; i++) { - u8 * dst = hc_data_get_next(s->cur_request->data); - if (!dst) { - ERROR("[hc_sock_light_process] Error in hc_data_get_next"); - return -99; - } - - rc = s->cur_request->parse(s->buf + s->roff + i * s->cur_request->data->in_element_size, dst); - if (rc < 0) { - ERROR("[hc_sock_light_process] Error in parse"); - err = -99; /* FIXME we let the loop complete (?) */ - } - s->cur_request->data->size++; - } - } - - s->remaining -= num_chunks; - available -= num_chunks * s->cur_request->data->in_element_size; - s->roff += num_chunks * s->cur_request->data->in_element_size; - if (s->remaining == 0) { - if (hc_sock_map_remove(s->map, s->cur_request->seq, NULL) < 0) { - ERROR("[hc_sock_light_process] Error removing request from map"); - return -99; - } - hc_data_set_complete(s->cur_request->data); - if (data) - *data = s->cur_request->data; - hc_sock_light_request_free(s->cur_request); - s->cur_request = NULL; - } - - } - } - - /* Make sure there is enough remaining space in the buffer */ - if (RECV_BUFLEN - s->woff < AVG_BUFLEN) { - /* - * There should be no overlap provided a sufficiently large BUFLEN, but - * who knows. - */ - memmove(s->buf, s->buf + s->roff, s->woff - s->roff); - s->woff -= s->roff; - s->roff = 0; - } - - return err; -} - -static int -_hc_sock_light_callback(hc_sock_t * socket, hc_data_t ** pdata) -{ - hc_data_t * data; - - for (;;) { - int n = _hc_sock_light_recv(socket); - if (n == 0) - goto ERR_EOF; - if (n < 0) { - switch(errno) { - case ECONNRESET: - case ENODEV: - /* Forwarder restarted */ - WARN("Forwarder likely restarted: not (yet) implemented"); - goto ERR; - case EWOULDBLOCK: - //DEBUG("Would block... stop reading from socket"); - goto END; - default: - perror("hc_sock_light_recv"); - goto ERR; - } - } - if (_hc_sock_light_process(socket, &data) < 0) { - goto ERR; - } - } -END: - if (pdata) - *pdata = data; - else - hc_data_free(data); - return 0; - -ERR: - hc_data_free(data); -ERR_EOF: - return -1; -} - -/****************************************************************************** - * Command-specific structures and functions - ******************************************************************************/ - -typedef int (*HC_PARSE)(const u8 *, u8 *); - -typedef struct { - hc_action_t cmd; - command_id cmd_id; - size_t size_in; - size_t size_out; - HC_PARSE parse; -} hc_command_params_t; - -static int -_hc_execute_command(hc_sock_t * socket, hc_msg_t * msg, size_t msg_len, - hc_command_params_t * params, hc_data_t ** pdata, bool async) -{ - hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); - int ret; - if (async) - assert(!pdata); - - /* Sanity check */ - switch(params->cmd) { - case ACTION_CREATE: - assert(params->size_in != 0); /* payload repeated */ - assert(params->size_out == 0); - assert(params->parse == NULL); - break; - case ACTION_DELETE: - assert(params->size_in != 0); /* payload repeated */ - assert(params->size_out == 0); - assert(params->parse == NULL); - break; - case ACTION_LIST: - assert(params->size_in != 0); - assert(params->size_out != 0); - assert(params->parse != NULL); - break; - case ACTION_SET: - assert(params->size_in != 0); - assert(params->size_out == 0); - assert(params->parse == NULL); - break; - default: - return -1; - } - - //hc_sock_light_reset(s); - - /* XXX data will at least store the result (complete) */ - hc_data_t * data = hc_data_create(params->size_in, params->size_out, NULL); - if (!data) { - ERROR("[_hc_execute_command] Could not create data storage"); - goto ERR_DATA; - } - - int seq = _hc_sock_light_get_next_seq(socket); - - /* Create state used to process the request */ - hc_sock_request_t * request = NULL; - request = hc_sock_request_create(seq, data, params->parse); - if (!request) { - ERROR("[_hc_execute_command] Could not create request state"); - goto ERR_REQUEST; - } - - /* Add state to map */ - if (hc_sock_map_add(s->map, seq, request) < 0) { - ERROR("[_hc_execute_command] Error adding request state to map"); - goto ERR_MAP; - } - - if (_hc_sock_light_send(socket, msg, msg_len, seq) < 0) { - ERROR("[_hc_execute_command] Error sending message"); - goto ERR_PROCESS; - } - - if (async) - return 0; - - while(!data->complete) { - /* - * As the socket is non blocking it might happen that we need to read - * several times before success... shall we alternate between blocking - * and non-blocking mode ? - */ - int n = _hc_sock_light_recv(socket); - if (n == 0) - goto ERR_EOF; - if (n < 0) - continue; //break; - int rc = _hc_sock_light_process(socket, pdata); - switch(rc) { - case 0: - break; - case -1: - ret = rc; - break; - case -99: - ERROR("[_hc_execute_command] Error processing socket results"); - goto ERR; - break; - default: - ERROR("[_hc_execute_command] Unexpected return value"); - goto ERR; - } - } - -ERR_EOF: - ret = data->ret; - if (!data->complete) - return -1; - if (!pdata) - hc_data_free(data); - - return ret; - -ERR_PROCESS: -ERR_MAP: - hc_sock_light_request_free(request); -ERR: -ERR_REQUEST: - hc_data_free(data); -ERR_DATA: - return -99; -} - -/*----------------------------------------------------------------------------* - * Listeners - *----------------------------------------------------------------------------*/ - -/* LISTENER CREATE */ - -static int -_hc_listener_create_internal(hc_sock_t * socket, hc_listener_t * listener, bool async) -{ - char listener_s[MAXSZ_HC_LISTENER]; - int rc = hc_listener_snprintf(listener_s, MAXSZ_HC_LISTENER, listener); - if (rc >= MAXSZ_HC_LISTENER) - WARN("[_hc_listener_create] Unexpected truncation of listener string"); - DEBUG("[_hc_listener_create] listener=%s async=%s", listener_s, - BOOLSTR(async)); - - if (!IS_VALID_FAMILY(listener->family)) - return -1; - - if (!IS_VALID_CONNECTION_TYPE(listener->type)) - return -1; - - struct { - header_control_message hdr; - add_listener_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = ADD_LISTENER, - .length = 1, - .seqNum = 0, - }, - .payload = { - .address = listener->local_addr, - .port = htons(listener->local_port), - .addressType = (u8)map_to_addr_type[listener->family], - .listenerMode = (u8)map_to_listener_mode[listener->type], - .connectionType = (u8)map_to_connection_type[listener->type], - } - }; - - rc = snprintf(msg.payload.symbolic, SYMBOLIC_NAME_LEN, "%s", listener->name); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_listener_create] Unexpected truncation of symbolic name string"); - - rc = snprintf(msg.payload.interfaceName, INTERFACE_LEN, "%s", listener->interface_name); - if (rc >= INTERFACE_LEN) - WARN("[_hc_listener_create] Unexpected truncation of interface name string"); - - hc_command_params_t params = { - .cmd = ACTION_CREATE, - .cmd_id = ADD_LISTENER, - .size_in = sizeof(add_listener_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_listener_create(hc_sock_t * s, hc_listener_t * listener) -{ - return _hc_listener_create_internal(s, listener, false); -} - -static int -_hc_listener_create_async(hc_sock_t * s, hc_listener_t * listener) -{ - return _hc_listener_create_internal(s, listener, true); -} - -/* LISTENER LIST */ - -static int -_hc_listener_list_internal(hc_sock_t * socket, hc_data_t ** pdata, bool async) -{ - DEBUG("[hc_listener_list] async=%s", BOOLSTR(async)); - - struct { - header_control_message hdr; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = LIST_LISTENERS, - .length = 0, - .seqNum = 0, - }, - }; - - hc_command_params_t params = { - .cmd = ACTION_LIST, - .cmd_id = LIST_LISTENERS, - .size_in = sizeof(list_listeners_command), - .size_out = sizeof(hc_listener_t), - .parse = (HC_PARSE)hc_listener_parse, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, pdata, async); -} - -static int -_hc_listener_list(hc_sock_t * s, hc_data_t ** pdata) -{ - return _hc_listener_list_internal(s, pdata, false); -} - -static int -_hc_listener_list_async(hc_sock_t * s, hc_data_t ** pdata) -{ - return _hc_listener_list_internal(s, pdata, true); -} - -/* LISTENER GET */ - -static int -_hc_listener_get(hc_sock_t * socket, hc_listener_t * listener, - hc_listener_t ** listener_found) -{ - hc_data_t * listeners; - hc_listener_t * found; - - char listener_s[MAXSZ_HC_LISTENER]; - int rc = hc_listener_snprintf(listener_s, MAXSZ_HC_LISTENER, listener); - if (rc >= MAXSZ_HC_LISTENER) - WARN("[hc_listener_get] Unexpected truncation of listener string"); - DEBUG("[hc_listener_get] listener=%s", listener_s); - - if (_hc_listener_list(socket, &listeners) < 0) - return -1; - - /* Test */ - if (hc_listener_find(listeners, listener, &found) < 0) { - hc_data_free(listeners); - return -1; - } - - if (found) { - *listener_found = malloc(sizeof(hc_listener_t)); - if (!*listener_found) - return -1; - **listener_found = *found; - } else { - *listener_found = NULL; - } - - hc_data_free(listeners); - - return 0; -} - - -/* LISTENER DELETE */ - -static int -_hc_listener_delete_internal(hc_sock_t * socket, hc_listener_t * listener, bool async) -{ - char listener_s[MAXSZ_HC_LISTENER]; - int rc = hc_listener_snprintf(listener_s, MAXSZ_HC_LISTENER, listener); - if (rc >= MAXSZ_HC_LISTENER) - WARN("[_hc_listener_delete] Unexpected truncation of listener string"); - DEBUG("[_hc_listener_delete] listener=%s async=%s", listener_s, - BOOLSTR(async)); - - struct { - header_control_message hdr; - remove_listener_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = REMOVE_LISTENER, - .length = 1, - .seqNum = 0, - }, - }; - - if (listener->id) { - rc = snprintf(msg.payload.symbolicOrListenerid, SYMBOLIC_NAME_LEN, "%d", listener->id); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_listener_delete] Unexpected truncation of symbolic name string"); - } else if (*listener->name) { - rc = snprintf(msg.payload.symbolicOrListenerid, SYMBOLIC_NAME_LEN, "%s", listener->name); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_listener_delete] Unexpected truncation of symbolic name string"); - } else { - hc_listener_t * listener_found; - if (_hc_listener_get(socket, listener, &listener_found) < 0) - return -1; - if (!listener_found) - return -1; - rc = snprintf(msg.payload.symbolicOrListenerid, SYMBOLIC_NAME_LEN, "%d", listener_found->id); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_listener_delete] Unexpected truncation of symbolic name string"); - free(listener_found); - } - - hc_command_params_t params = { - .cmd = ACTION_DELETE, - .cmd_id = REMOVE_LISTENER, - .size_in = sizeof(remove_listener_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_listener_delete(hc_sock_t * s, hc_listener_t * listener) -{ - return _hc_listener_delete_internal(s, listener, false); -} - -static int -_hc_listener_delete_async(hc_sock_t * s, hc_listener_t * listener) -{ - return _hc_listener_delete_internal(s, listener, true); -} - -/*----------------------------------------------------------------------------* - * CONNECTION - *----------------------------------------------------------------------------*/ - -/* CONNECTION CREATE */ - -static int -_hc_connection_create_internal(hc_sock_t * socket, hc_connection_t * connection, bool async) -{ - char connection_s[MAXSZ_HC_CONNECTION]; - int rc = hc_connection_snprintf(connection_s, MAXSZ_HC_CONNECTION, connection); - if (rc >= MAXSZ_HC_CONNECTION) - WARN("[_hc_connection_create] Unexpected truncation of connection string"); - DEBUG("[_hc_connection_create] connection=%s async=%s", connection_s, BOOLSTR(async)); - - if (hc_connection_validate(connection) < 0) - return -1; - - struct { - header_control_message hdr; - add_connection_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = ADD_CONNECTION, - .length = 1, - .seqNum = 0, - }, - .payload = { - .remoteIp = connection->remote_addr, - .localIp = connection->local_addr, - .remotePort = htons(connection->remote_port), - .localPort = htons(connection->local_port), - .ipType = (u8)map_to_addr_type[connection->family], - .connectionType = (u8)map_to_connection_type[connection->type], - .admin_state = connection->admin_state, -#ifdef WITH_POLICY - .priority = connection->priority, - .tags = connection->tags, -#endif /* WITH_POLICY */ - } - }; - rc = snprintf(msg.payload.symbolic, SYMBOLIC_NAME_LEN, "%s", connection->name); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_connection_create] Unexpected truncation of symbolic name string"); - //snprintf(msg.payload.interfaceName, INTERFACE_NAME_LEN, "%s", connection->interface_name); - - hc_command_params_t params = { - .cmd = ACTION_CREATE, - .cmd_id = ADD_CONNECTION, - .size_in = sizeof(add_connection_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_connection_create(hc_sock_t * s, hc_connection_t * connection) -{ - return _hc_connection_create_internal(s, connection, false); -} - -static int -_hc_connection_create_async(hc_sock_t * s, hc_connection_t * connection) -{ - return _hc_connection_create_internal(s, connection, true); -} - -/* CONNECTION LIST */ - -static int -_hc_connection_list_internal(hc_sock_t * socket, hc_data_t ** pdata, bool async) -{ - DEBUG("[hc_connection_list] async=%s", BOOLSTR(async)); - - struct { - header_control_message hdr; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = LIST_CONNECTIONS, - .length = 0, - .seqNum = 0, - }, - }; - - hc_command_params_t params = { - .cmd = ACTION_LIST, - .cmd_id = LIST_CONNECTIONS, - .size_in = sizeof(list_connections_command), - .size_out = sizeof(hc_connection_t), - .parse = (HC_PARSE)hc_connection_parse, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, pdata, async); -} - -static int -_hc_connection_list(hc_sock_t * s, hc_data_t ** pdata) -{ - return _hc_connection_list_internal(s, pdata, false); -} - -static int -_hc_connection_list_async(hc_sock_t * s, hc_data_t ** pdata) -{ - return _hc_connection_list_internal(s, pdata, true); -} - -/* CONNECTION GET */ - -static int -_hc_connection_get(hc_sock_t * socket, hc_connection_t * connection, - hc_connection_t ** connection_found) -{ - hc_data_t * connections; - hc_connection_t * found; - - char connection_s[MAXSZ_HC_CONNECTION]; - int rc = hc_connection_snprintf(connection_s, MAXSZ_HC_CONNECTION, connection); - if (rc >= MAXSZ_HC_CONNECTION) - WARN("[hc_connection_get] Unexpected truncation of connection string"); - DEBUG("[hc_connection_get] connection=%s", connection_s); - - if (_hc_connection_list(socket, &connections) < 0) - return -1; - - /* Test */ - if (hc_connection_find(connections, connection, &found) < 0) { - hc_data_free(connections); - return -1; - } - - if (found) { - *connection_found = malloc(sizeof(hc_connection_t)); - if (!*connection_found) - return -1; - **connection_found = *found; - } else { - *connection_found = NULL; - } - - hc_data_free(connections); - - return 0; -} - - -/* CONNECTION DELETE */ - -static int -_hc_connection_delete_internal(hc_sock_t * socket, hc_connection_t * connection, bool async) -{ - char connection_s[MAXSZ_HC_CONNECTION]; - int rc = hc_connection_snprintf(connection_s, MAXSZ_HC_CONNECTION, connection); - if (rc >= MAXSZ_HC_CONNECTION) - WARN("[_hc_connection_delete] Unexpected truncation of connection string"); - DEBUG("[_hc_connection_delete] connection=%s async=%s", connection_s, BOOLSTR(async)); - - struct { - header_control_message hdr; - remove_connection_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = REMOVE_CONNECTION, - .length = 1, - .seqNum = 0, - }, - }; - - if (connection->id) { - rc = snprintf(msg.payload.symbolicOrConnid, SYMBOLIC_NAME_LEN, "%d", connection->id); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_connection_delete] Unexpected truncation of symbolic name string"); - } else if (*connection->name) { - rc = snprintf(msg.payload.symbolicOrConnid, SYMBOLIC_NAME_LEN, "%s", connection->name); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_connection_delete] Unexpected truncation of symbolic name string"); - } else { - hc_connection_t * connection_found; - if (_hc_connection_get(socket, connection, &connection_found) < 0) - return -1; - if (!connection_found) - return -1; - rc = snprintf(msg.payload.symbolicOrConnid, SYMBOLIC_NAME_LEN, "%d", connection_found->id); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_connection_delete] Unexpected truncation of symbolic name string"); - free(connection_found); - } - - hc_command_params_t params = { - .cmd = ACTION_DELETE, - .cmd_id = REMOVE_CONNECTION, - .size_in = sizeof(remove_connection_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_connection_delete(hc_sock_t * s, hc_connection_t * connection) -{ - return _hc_connection_delete_internal(s, connection, false); -} - -static int -_hc_connection_delete_async(hc_sock_t * s, hc_connection_t * connection) -{ - return _hc_connection_delete_internal(s, connection, true); -} - -static int -_hc_connection_update_by_id(hc_sock_t *s, int hc_connection_id, - hc_connection_t *connection) -{ - // Not implemented - return -1; -} - -static int -_hc_connection_update(hc_sock_t *s, hc_connection_t *connection_current, - hc_connection_t *connection_updated) -{ - // Not implemented - return -1; -} - -/* CONNECTION SET ADMIN STATE */ - -static int -_hc_connection_set_admin_state_internal(hc_sock_t * socket, const char * conn_id_or_name, - face_state_t state, bool async) -{ - int rc; - DEBUG("[hc_connection_set_admin_state] connection_id/name=%s admin_state=%s async=%s", - conn_id_or_name, face_state_str[state], BOOLSTR(async)); - struct { - header_control_message hdr; - connection_set_admin_state_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = CONNECTION_SET_ADMIN_STATE, - .length = 1, - .seqNum = 0, - }, - .payload = { - .admin_state = state, - }, - }; - rc = snprintf(msg.payload.symbolicOrConnid, SYMBOLIC_NAME_LEN, "%s", conn_id_or_name); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_connection_set_admin_state] Unexpected truncation of symbolic name string"); - - hc_command_params_t params = { - .cmd = ACTION_SET, - .cmd_id = CONNECTION_SET_ADMIN_STATE, - .size_in = sizeof(connection_set_admin_state_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_connection_set_admin_state(hc_sock_t * s, const char * conn_id_or_name, - face_state_t state) -{ - return _hc_connection_set_admin_state_internal(s, conn_id_or_name, state, false); -} - -static int -_hc_connection_set_admin_state_async(hc_sock_t * s, const char * conn_id_or_name, - face_state_t state) -{ - return _hc_connection_set_admin_state_internal(s, conn_id_or_name, state, true); -} - -#ifdef WITH_POLICY - -static int -_hc_connection_set_priority_internal(hc_sock_t * socket, const char * conn_id_or_name, - uint32_t priority, bool async) -{ - int rc; - DEBUG("[hc_connection_set_priority] connection_id/name=%s priority=%d async=%s", - conn_id_or_name, priority, BOOLSTR(async)); - struct { - header_control_message hdr; - connection_set_priority_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = CONNECTION_SET_PRIORITY, - .length = 1, - .seqNum = 0, - }, - .payload = { - .priority = priority, - }, - }; - rc = snprintf(msg.payload.symbolicOrConnid, SYMBOLIC_NAME_LEN, "%s", conn_id_or_name); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_connection_set_priority] Unexpected truncation of symbolic name string"); - - hc_command_params_t params = { - .cmd = ACTION_SET, - .cmd_id = CONNECTION_SET_PRIORITY, - .size_in = sizeof(connection_set_priority_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_connection_set_priority(hc_sock_t * s, const char * conn_id_or_name, - uint32_t priority) -{ - return _hc_connection_set_priority_internal(s, conn_id_or_name, priority, false); -} - -static int -_hc_connection_set_priority_async(hc_sock_t * s, const char * conn_id_or_name, - uint32_t priority) -{ - return _hc_connection_set_priority_internal(s, conn_id_or_name, priority, true); -} - -#endif // WITH_POLICY - -static int -_hc_connection_set_tags_internal(hc_sock_t * s, const char * conn_id_or_name, - policy_tags_t tags, bool async) -{ - int rc; - DEBUG("[hc_connection_set_tags] connection_id/name=%s tags=%d async=%s", - conn_id_or_name, tags, BOOLSTR(async)); - struct { - header_control_message hdr; - connection_set_tags_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = CONNECTION_SET_TAGS, - .length = 1, - .seqNum = 0, - }, - .payload = { - .tags = tags, - }, - }; - rc = snprintf(msg.payload.symbolicOrConnid, SYMBOLIC_NAME_LEN, "%s", conn_id_or_name); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_connection_set_tags] Unexpected truncation of symbolic name string"); - - hc_command_params_t params = { - .cmd = ACTION_SET, - .cmd_id = CONNECTION_SET_TAGS, - .size_in = sizeof(connection_set_tags_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(s, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_connection_set_tags(hc_sock_t * s, const char * conn_id_or_name, - policy_tags_t tags) -{ - return _hc_connection_set_tags_internal(s, conn_id_or_name, tags, false); -} - -static int -_hc_connection_set_tags_async(hc_sock_t * s, const char * conn_id_or_name, - policy_tags_t tags) -{ - return _hc_connection_set_tags_internal(s, conn_id_or_name, tags, true); -} - -/*----------------------------------------------------------------------------* - * Routes - *----------------------------------------------------------------------------*/ - -/* ROUTE CREATE */ - -static int -_hc_route_create_internal(hc_sock_t * socket, hc_route_t * route, bool async) -{ - char route_s[MAXSZ_HC_ROUTE]; - int rc = hc_route_snprintf(route_s, MAXSZ_HC_ROUTE, route); - if (rc >= MAXSZ_HC_ROUTE) - WARN("[_hc_route_create] Unexpected truncation of route string"); - if (rc < 0) - WARN("[_hc_route_create] Error building route string"); - else - DEBUG("[hc_route_create] route=%s async=%s", route_s, BOOLSTR(async)); - - if (!IS_VALID_FAMILY(route->family)) - return -1; - - struct { - header_control_message hdr; - add_route_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = ADD_ROUTE, - .length = 1, - .seqNum = 0, - }, - .payload = { - .address = route->remote_addr, - .cost = route->cost, - .addressType = (u8)map_to_addr_type[route->family], - .len = route->len, - } - }; - - /* - * The route commands expects the ID (or name that we don't use) as part of - * the symbolicOrConnid attribute. - */ - rc = snprintf(msg.payload.symbolicOrConnid, SYMBOLIC_NAME_LEN, "%d", route->face_id); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_route_create] Unexpected truncation of symbolic name string"); - - hc_command_params_t params = { - .cmd = ACTION_CREATE, - .cmd_id = ADD_ROUTE, - .size_in = sizeof(add_route_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_route_create(hc_sock_t * s, hc_route_t * route) -{ - return _hc_route_create_internal(s, route, false); -} - -static int -_hc_route_create_async(hc_sock_t * s, hc_route_t * route) -{ - return _hc_route_create_internal(s, route, true); -} - -/* ROUTE DELETE */ - -static int -_hc_route_delete_internal(hc_sock_t * socket, hc_route_t * route, bool async) -{ - char route_s[MAXSZ_HC_ROUTE]; - int rc = hc_route_snprintf(route_s, MAXSZ_HC_ROUTE, route); - if (rc >= MAXSZ_HC_ROUTE) - WARN("[_hc_route_delete] Unexpected truncation of route string"); - DEBUG("[hc_route_delete] route=%s async=%s", route_s, BOOLSTR(async)); - - if (!IS_VALID_FAMILY(route->family)) - return -1; - - struct { - header_control_message hdr; - remove_route_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = REMOVE_ROUTE, - .length = 1, - .seqNum = 0, - }, - .payload = { - .address = route->remote_addr, - .addressType = (u8)map_to_addr_type[route->family], - .len = route->len, - } - }; - - /* - * The route commands expects the ID (or name that we don't use) as part of - * the symbolicOrConnid attribute. - */ - snprintf(msg.payload.symbolicOrConnid, SYMBOLIC_NAME_LEN, "%d", route->face_id); - - hc_command_params_t params = { - .cmd = ACTION_DELETE, - .cmd_id = REMOVE_ROUTE, - .size_in = sizeof(remove_route_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_route_delete(hc_sock_t * s, hc_route_t * route) -{ - return _hc_route_delete_internal(s, route, false); -} - -static int -_hc_route_delete_async(hc_sock_t * s, hc_route_t * route) -{ - return _hc_route_delete_internal(s, route, true); -} - -/* ROUTE LIST */ - -static int -_hc_route_list_internal(hc_sock_t * socket, hc_data_t ** pdata, bool async) -{ - //DEBUG("[hc_route_list] async=%s", BOOLSTR(async)); - - struct { - header_control_message hdr; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = LIST_ROUTES, - .length = 0, - .seqNum = 0, - }, - }; - - hc_command_params_t params = { - .cmd = ACTION_LIST, - .cmd_id = LIST_ROUTES, - .size_in = sizeof(list_routes_command), - .size_out = sizeof(hc_route_t), - .parse = (HC_PARSE)hc_route_parse, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, pdata, async); -} - -static int -_hc_route_list(hc_sock_t * s, hc_data_t ** pdata) -{ - return _hc_route_list_internal(s, pdata, false); -} - -static int -_hc_route_list_async(hc_sock_t * s) -{ - return _hc_route_list_internal(s, NULL, true); -} - -/*----------------------------------------------------------------------------* - * Face - * - * Face support is not directly available in hicn-light, but we can offer such - * an interface through a combination of listeners and connections. The code - * starts with some conversion functions between faces/listeners/connections. - * - * We also need to make sure that there always exist a (single) listener when a - * connection is created, and in the hICN face case, that there is a single - * connection attached to this listener. - * - *----------------------------------------------------------------------------*/ - -/* FACE CREATE */ - -static int -_hc_face_create(hc_sock_t * socket, hc_face_t * face) -{ - hc_listener_t listener; - hc_listener_t * listener_found; - - hc_connection_t connection; - hc_connection_t * connection_found; - - char face_s[MAXSZ_HC_FACE]; - int rc = hc_face_snprintf(face_s, MAXSZ_HC_FACE, face); - if (rc >= MAXSZ_HC_FACE) - WARN("[hc_face_create] Unexpected truncation of face string"); - DEBUG("[hc_face_create] face=%s", face_s); - - switch(face->face.type) - { - case FACE_TYPE_HICN: - case FACE_TYPE_TCP: - case FACE_TYPE_UDP: - if (hc_face_to_connection(face, &connection, true) < 0) { - ERROR("[hc_face_create] Could not convert face to connection."); - return -1; - } - - /* Ensure we have a corresponding local listener */ - if (hc_connection_to_local_listener(&connection, &listener) < 0) { - ERROR("[hc_face_create] Could not convert face to local listener."); - return -1; - } - - if (_hc_listener_get(socket, &listener, &listener_found) < 0) { - ERROR("[hc_face_create] Could not retrieve listener"); - return -1; - } - - if (!listener_found) { - /* We need to create the listener if it does not exist */ - if (_hc_listener_create(socket, &listener) < 0) { - ERROR("[hc_face_create] Could not create listener."); - free(listener_found); - return -1; - } - } else { - free(listener_found); - } - - /* Create corresponding connection */ - if (_hc_connection_create(socket, &connection) < 0) { - ERROR("[hc_face_create] Could not create connection."); - return -1; - } - - /* - * Once the connection is created, we need to list all connections - * and compare with the current one to find the created face ID. - */ - if (_hc_connection_get(socket, &connection, &connection_found) < 0) { - ERROR("[hc_face_create] Could not retrieve connection"); - return -1; - } - - if (!connection_found) { - ERROR("[hc_face_create] Could not find newly created connection."); - return -1; - } - - face->id = connection_found->id; - free(connection_found); - - break; - - case FACE_TYPE_HICN_LISTENER: - case FACE_TYPE_TCP_LISTENER: - case FACE_TYPE_UDP_LISTENER: - if (hc_face_to_listener(face, &listener) < 0) { - ERROR("Could not convert face to listener."); - return -1; - } - if (_hc_listener_create(socket, &listener) < 0) { - ERROR("[hc_face_create] Could not create listener."); - return -1; - } - return -1; - break; - default: - ERROR("[hc_face_create] Unknwon face type."); - - return -1; - }; - - return 0; -} - -static int -_hc_face_get(hc_sock_t * socket, hc_face_t * face, hc_face_t ** face_found) -{ - hc_listener_t listener; - hc_listener_t * listener_found; - - hc_connection_t connection; - hc_connection_t * connection_found; - - char face_s[MAXSZ_HC_FACE]; - int rc = hc_face_snprintf(face_s, MAXSZ_HC_FACE, face); - if (rc >= MAXSZ_HC_FACE) - WARN("[hc_face_get] Unexpected truncation of face string"); - DEBUG("[hc_face_get] face=%s", face_s); - - switch(face->face.type) - { - case FACE_TYPE_HICN: - case FACE_TYPE_TCP: - case FACE_TYPE_UDP: - if (hc_face_to_connection(face, &connection, false) < 0) - return -1; - if (_hc_connection_get(socket, &connection, &connection_found) < 0) - return -1; - if (!connection_found) { - *face_found = NULL; - return 0; - } - *face_found = malloc(sizeof(hc_face_t)); - hc_connection_to_face(connection_found, *face_found); - free(connection_found); - break; - - case FACE_TYPE_HICN_LISTENER: - case FACE_TYPE_TCP_LISTENER: - case FACE_TYPE_UDP_LISTENER: - if (hc_face_to_listener(face, &listener) < 0) - return -1; - if (_hc_listener_get(socket, &listener, &listener_found) < 0) - return -1; - if (!listener_found) { - *face_found = NULL; - return 0; - } - *face_found = malloc(sizeof(hc_face_t)); - hc_listener_to_face(listener_found, *face_found); - free(listener_found); - break; - - default: - return -1; - } - - return 0; - -} - -/* FACE DELETE */ - -static int -_hc_face_delete(hc_sock_t * socket, hc_face_t * face) -{ - char face_s[MAXSZ_HC_FACE]; - int rc = hc_face_snprintf(face_s, MAXSZ_HC_FACE, face); - if (rc >= MAXSZ_HC_FACE) - WARN("[hc_face_delete] Unexpected truncation of face string"); - DEBUG("[hc_face_delete] face=%s", face_s); - - hc_connection_t connection; - if (hc_face_to_connection(face, &connection, false) < 0) { - ERROR("[hc_face_delete] Could not convert face to connection."); - return -1; - } - - if (_hc_connection_delete(socket, &connection) < 0) { - ERROR("[hc_face_delete] Error removing connection"); - return -1; - } - - /* If this is the last connection attached to the listener, remove it */ - - hc_data_t * connections; - hc_listener_t listener = {{0}}; - - /* - * Ensure we have a corresponding local listener - * NOTE: hc_face_to_listener is not appropriate - */ - if (hc_connection_to_local_listener(&connection, &listener) < 0) { - ERROR("[hc_face_create] Could not convert face to local listener."); - return -1; - } -#if 1 - /* - * The name is generated to prepare listener creation, we need it to be - * empty for deletion. The id should not need to be reset though. - */ - listener.id = 0; - memset(listener.name, 0, sizeof(listener.name)); -#endif - if (_hc_connection_list(socket, &connections) < 0) { - ERROR("[hc_face_delete] Error getting the list of listeners"); - return -1; - } - - bool delete = true; - foreach_connection(c, connections) { - if ((ip_address_cmp(&c->local_addr, &listener.local_addr, c->family) == 0) && - (c->local_port == listener.local_port) && - (strcmp(c->interface_name, listener.interface_name) == 0)) { - delete = false; - } - } - - if (delete) { - if (_hc_listener_delete(socket, &listener) < 0) { - ERROR("[hc_face_delete] Error removing listener"); - return -1; - } - } - - hc_data_free(connections); - - return 0; - - -} - -/* FACE LIST */ - -static int -_hc_face_list(hc_sock_t * socket, hc_data_t ** pdata) -{ - hc_data_t * connection_data; - hc_face_t face; - - //DEBUG("[hc_face_list]"); - - if (_hc_connection_list(socket, &connection_data) < 0) { - ERROR("[hc_face_list] Could not list connections."); - return -1; - } - - hc_data_t * face_data = hc_data_create(sizeof(hc_connection_t), sizeof(hc_face_t), NULL); - foreach_connection(c, connection_data) { - if (hc_connection_to_face(c, &face) < 0) { - ERROR("[hc_face_list] Could not convert connection to face."); - goto ERR; - } - hc_data_push(face_data, &face); - } - - *pdata = face_data; - hc_data_free(connection_data); - return 0; - -ERR: - hc_data_free(connection_data); - return -1; -} - -static int -_hc_face_list_async(hc_sock_t * socket) -{ - struct { - header_control_message hdr; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = LIST_CONNECTIONS, - .length = 0, - .seqNum = 0, - }, - }; - - hc_command_params_t params = { - .cmd = ACTION_LIST, - .cmd_id = LIST_CONNECTIONS, - .size_in = sizeof(list_connections_command), - .size_out = sizeof(hc_face_t), - .parse = (HC_PARSE)hc_connection_parse_to_face, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, true); -} - -static int -_hc_face_set_admin_state(hc_sock_t * s, const char * conn_id_or_name, - face_state_t admin_state) -{ - return hc_connection_set_admin_state(s, conn_id_or_name, admin_state); -} - -#ifdef WITH_POLICY -static int -_hc_face_set_priority(hc_sock_t * s, const char * conn_id_or_name, - uint32_t priority) -{ - return hc_connection_set_priority(s, conn_id_or_name, priority); -} - -static int -_hc_face_set_tags(hc_sock_t * s, const char * conn_id_or_name, - policy_tags_t tags) -{ - return hc_connection_set_tags(s, conn_id_or_name, tags); -} -#endif // WITH_POLICY - -/*----------------------------------------------------------------------------* - * Punting - *----------------------------------------------------------------------------*/ - -static int -_hc_punting_create_internal(hc_sock_t * socket, hc_punting_t * punting, bool async) -{ - int rc; - - if (hc_punting_validate(punting) < 0) - return -1; - - struct { - header_control_message hdr; - add_punting_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = ADD_PUNTING, - .length = 1, - .seqNum = 0, - }, - .payload = { - .address = punting->prefix, - .addressType = (u8)map_to_addr_type[punting->family], - .len = punting->prefix_len, - } - }; - rc = snprintf(msg.payload.symbolicOrConnid, SYMBOLIC_NAME_LEN, "%d", punting->face_id); - if (rc >= SYMBOLIC_NAME_LEN) - WARN("[_hc_punting_create] Unexpected truncation of symbolic name string"); - - hc_command_params_t params = { - .cmd = ACTION_CREATE, - .cmd_id = ADD_PUNTING, - .size_in = sizeof(add_punting_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_punting_create(hc_sock_t * s, hc_punting_t * punting) -{ - return _hc_punting_create_internal(s, punting, false); -} - -static int -_hc_punting_create_async(hc_sock_t * s, hc_punting_t * punting) -{ - return _hc_punting_create_internal(s, punting, true); -} - -static int -_hc_punting_get(hc_sock_t * s, hc_punting_t * punting, hc_punting_t ** punting_found) -{ - ERROR("hc_punting_get not (yet) implemented."); - return -1; -} - -static int -_hc_punting_delete(hc_sock_t * s, hc_punting_t * punting) -{ - ERROR("hc_punting_delete not (yet) implemented."); - return -1; -} - -static int -_hc_punting_list(hc_sock_t * s, hc_data_t ** pdata) -{ - ERROR("hc_punting_list not (yet) implemented."); - return -1; -} - - -/*----------------------------------------------------------------------------* - * Cache - *----------------------------------------------------------------------------*/ - -static int -_hc_cache_set_store_internal(hc_sock_t * socket, int enabled, bool async) -{ - struct { - header_control_message hdr; - cache_store_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = CACHE_STORE, - .length = 1, - .seqNum = 0, - }, - .payload = { - .activate = enabled, - } - }; - - hc_command_params_t params = { - .cmd = ACTION_SET, - .cmd_id = CACHE_STORE, - .size_in = sizeof(cache_store_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_cache_set_store(hc_sock_t * s, int enabled) -{ - return _hc_cache_set_store_internal(s, enabled, false); -} - -static int -_hc_cache_set_store_async(hc_sock_t * s, int enabled) -{ - return _hc_cache_set_store_internal(s, enabled, true); -} - -static int -_hc_cache_set_serve_internal(hc_sock_t * socket, int enabled, bool async) -{ - struct { - header_control_message hdr; - cache_serve_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = CACHE_SERVE, - .length = 1, - .seqNum = 0, - }, - .payload = { - .activate = enabled, - } - }; - - hc_command_params_t params = { - .cmd = ACTION_SET, - .cmd_id = CACHE_SERVE, - .size_in = sizeof(cache_serve_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_cache_set_serve(hc_sock_t * s, int enabled) -{ - return _hc_cache_set_serve_internal(s, enabled, false); -} - -static int -_hc_cache_set_serve_async(hc_sock_t * s, int enabled) -{ - return _hc_cache_set_serve_internal(s, enabled, true); -} - -/*----------------------------------------------------------------------------* - * Strategy - *----------------------------------------------------------------------------*/ - -// per prefix -static int -_hc_strategy_set(hc_sock_t * s /* XXX */) -{ - return 0; -} - -/* How to retrieve that from the forwarder ? */ -static const char * strategies[] = { - "random", - "load_balancer", -}; - -#define ARRAY_SIZE(array) (sizeof(array) / sizeof(*array)) - -static int -_hc_strategy_list(hc_sock_t * s, hc_data_t ** data) -{ - int rc; - - *data = hc_data_create(0, sizeof(hc_strategy_t), NULL); - - for (unsigned i = 0; i < ARRAY_SIZE(strategies); i++) { - hc_strategy_t * strategy = (hc_strategy_t*)hc_data_get_next(*data); - if (!strategy) - return -1; - rc = snprintf(strategy->name, MAXSZ_HC_STRATEGY, "%s", strategies[i]); - if (rc >= MAXSZ_HC_STRATEGY) - WARN("[hc_strategy_list] Unexpected truncation of strategy name string"); - (*data)->size++; - } - - return 0; -} - -/*----------------------------------------------------------------------------* - * WLDR - *----------------------------------------------------------------------------*/ - -// per connection -static int -_hc_wldr_set(hc_sock_t * s /* XXX */) -{ - return 0; -} - -/*----------------------------------------------------------------------------* - * MAP-Me - *----------------------------------------------------------------------------*/ - -static int -_hc_mapme_set(hc_sock_t * s, int enabled) -{ - return 0; -} - -static int -_hc_mapme_set_discovery(hc_sock_t * s, int enabled) -{ - return 0; -} - -static int -_hc_mapme_set_timescale(hc_sock_t * s, double timescale) -{ - return 0; -} - -static int -_hc_mapme_set_retx(hc_sock_t * s, double timescale) -{ - return 0; -} - -/*----------------------------------------------------------------------------* - * Policy - *----------------------------------------------------------------------------*/ - -#ifdef WITH_POLICY - -/* POLICY CREATE */ - -static int -_hc_policy_create_internal(hc_sock_t * socket, hc_policy_t * policy, bool async) -{ - if (!IS_VALID_FAMILY(policy->family)) - return -1; - - struct { - header_control_message hdr; - add_policy_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = ADD_POLICY, - .length = 1, - .seqNum = 0, - }, - .payload = { - .address = policy->remote_addr, - .addressType = (u8)map_to_addr_type[policy->family], - .len = policy->len, - .policy = policy->policy, - } - }; - - hc_command_params_t params = { - .cmd = ACTION_CREATE, - .cmd_id = ADD_POLICY, - .size_in = sizeof(add_policy_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_policy_create(hc_sock_t * s, hc_policy_t * policy) -{ - return _hc_policy_create_internal(s, policy, false); -} - -static int -_hc_policy_create_async(hc_sock_t * s, hc_policy_t * policy) -{ - return _hc_policy_create_internal(s, policy, true); -} - -/* POLICY DELETE */ - -static int -_hc_policy_delete_internal(hc_sock_t * socket, hc_policy_t * policy, bool async) -{ - if (!IS_VALID_FAMILY(policy->family)) - return -1; - - struct { - header_control_message hdr; - remove_policy_command payload; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = REMOVE_POLICY, - .length = 1, - .seqNum = 0, - }, - .payload = { - .address = policy->remote_addr, - .addressType = (u8)map_to_addr_type[policy->family], - .len = policy->len, - } - }; - - hc_command_params_t params = { - .cmd = ACTION_DELETE, - .cmd_id = REMOVE_POLICY, - .size_in = sizeof(remove_policy_command), - .size_out = 0, - .parse = NULL, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, NULL, async); -} - -static int -_hc_policy_delete(hc_sock_t * s, hc_policy_t * policy) -{ - return _hc_policy_delete_internal(s, policy, false); -} - -static int -_hc_policy_delete_async(hc_sock_t * s, hc_policy_t * policy) -{ - return _hc_policy_delete_internal(s, policy, true); -} - -/* POLICY LIST */ - -static int -_hc_policy_list_internal(hc_sock_t * socket, hc_data_t ** pdata, bool async) -{ - struct { - header_control_message hdr; - } msg = { - .hdr = { - .messageType = REQUEST_LIGHT, - .commandID = LIST_POLICIES, - .length = 0, - .seqNum = 0, - }, - }; - - hc_command_params_t params = { - .cmd = ACTION_LIST, - .cmd_id = LIST_POLICIES, - .size_in = sizeof(list_policies_command), - .size_out = sizeof(hc_policy_t), - .parse = (HC_PARSE)hc_policy_parse, - }; - - return _hc_execute_command(socket, (hc_msg_t*)&msg, sizeof(msg), ¶ms, pdata, async); -} - -static int -_hc_policy_list(hc_sock_t * s, hc_data_t ** pdata) -{ - return _hc_policy_list_internal(s, pdata, false); -} - -static int -_hc_policy_list_async(hc_sock_t * s, hc_data_t ** pdata) -{ - return _hc_policy_list_internal(s, pdata, true); -} - -#endif /* WITH_POLICY */ - -static hc_sock_t hc_sock_light_interface = (hc_sock_t) { - .hc_sock_get_next_seq = _hc_sock_light_get_next_seq, - .hc_sock_set_nonblocking = _hc_sock_light_set_nonblocking, - .hc_sock_get_fd = _hc_sock_light_get_fd, - .hc_sock_connect = _hc_sock_light_connect, - .hc_sock_get_available = _hc_sock_light_get_available, - .hc_sock_send = _hc_sock_light_send, - .hc_sock_recv = _hc_sock_light_recv, - .hc_sock_process = _hc_sock_light_process, - .hc_sock_callback = _hc_sock_light_callback, - .hc_sock_reset = _hc_sock_light_reset, - .hc_sock_free = _hc_sock_light_free, - .hc_listener_create = _hc_listener_create, - .hc_listener_create_async = _hc_listener_create_async, - .hc_listener_get = _hc_listener_get, - .hc_listener_delete = _hc_listener_delete, - .hc_listener_delete_async = _hc_listener_delete_async, - .hc_listener_list = _hc_listener_list, - .hc_listener_list_async = _hc_listener_list_async, - .hc_connection_create = _hc_connection_create, - .hc_connection_create_async = _hc_connection_create_async, - .hc_connection_get = _hc_connection_get, - .hc_connection_update_by_id = _hc_connection_update_by_id, - .hc_connection_update = _hc_connection_update, - .hc_connection_delete = _hc_connection_delete, - .hc_connection_delete_async = _hc_connection_delete_async, - .hc_connection_list = _hc_connection_list, - .hc_connection_list_async = _hc_connection_list_async, - .hc_connection_set_admin_state = _hc_connection_set_admin_state, - .hc_connection_set_admin_state_async = _hc_connection_set_admin_state_async, - -#ifdef WITH_POLICY - .hc_connection_set_priority = _hc_connection_set_priority, - .hc_connection_set_priority_async = _hc_connection_set_priority_async, - .hc_connection_set_tags = _hc_connection_set_tags, - .hc_connection_set_tags_async = _hc_connection_set_tags_async, -#endif // WITH_POLICY - - .hc_face_create = _hc_face_create, - .hc_face_get = _hc_face_get, - .hc_face_delete = _hc_face_delete, - .hc_face_list = _hc_face_list, - .hc_face_list_async = _hc_face_list_async, - .hc_face_set_admin_state = _hc_face_set_admin_state, - -#ifdef WITH_POLICY - .hc_face_set_priority = _hc_face_set_priority, - .hc_face_set_tags = _hc_face_set_tags, -#endif // WITH_POLICY - - .hc_route_create = _hc_route_create, - .hc_route_create_async = _hc_route_create_async, - .hc_route_delete = _hc_route_delete, - .hc_route_delete_async = _hc_route_delete_async, - .hc_route_list = _hc_route_list, - .hc_route_list_async = _hc_route_list_async, - - .hc_punting_create = _hc_punting_create, - .hc_punting_create_async = _hc_punting_create_async, - .hc_punting_get = _hc_punting_get, - .hc_punting_delete = _hc_punting_delete, - .hc_punting_list = _hc_punting_list, - - .hc_cache_set_store = _hc_cache_set_store, - .hc_cache_set_store_async = _hc_cache_set_store_async, - .hc_cache_set_serve = _hc_cache_set_serve, - .hc_cache_set_serve_async = _hc_cache_set_serve_async, - - .hc_strategy_list = _hc_strategy_list, - .hc_strategy_set = _hc_strategy_set, - .hc_wldr_set = _hc_wldr_set, - - .hc_mapme_set = _hc_mapme_set, - .hc_mapme_set_discovery = _hc_mapme_set_discovery, - .hc_mapme_set_timescale = _hc_mapme_set_timescale, - .hc_mapme_set_retx = _hc_mapme_set_retx, - -#ifdef WITH_POLICY - .hc_policy_create = _hc_policy_create, - .hc_policy_create_async = _hc_policy_create_async, - .hc_policy_delete = _hc_policy_delete, - .hc_policy_delete_async = _hc_policy_delete_async, - .hc_policy_list = _hc_policy_list, - .hc_policy_list_async = _hc_policy_list_async -#endif // WITH_POLICY -}; - -// Public contructors - -hc_sock_t * -_hc_sock_create_url(const char * url) -{ - hc_sock_light_t * s = malloc(sizeof(hc_sock_light_t)); - if (!s) - goto ERR_MALLOC; - - s->vft = hc_sock_light_interface; - s->url = url ? strdup(url) : NULL; - - s->fd = socket(AF_INET, SOCK_STREAM, 0); - if (s->fd < 0) - goto ERR_SOCKET; - - if (_hc_sock_light_reset((hc_sock_t*)s) < 0) - goto ERR_RESET; - - s->seq = 0; - s->cur_request = NULL; - - s->map = hc_sock_map_create(); - if (!s->map) - goto ERR_MAP; - - return (hc_sock_t*)(s); - - //hc_sock_light_map_free(s->map); -ERR_MAP: -ERR_RESET: - if (s->url) - free(s->url); - close(s->fd); -ERR_SOCKET: - free(s); -ERR_MALLOC: - return NULL; -} - -hc_sock_t * -_hc_sock_create(void) -{ - return _hc_sock_create_url(NULL); -} diff --git a/ctrl/libhicnctrl/src/modules/hicn_light_common.c b/ctrl/libhicnctrl/src/modules/hicn_light_common.c new file mode 100644 index 000000000..bc04404bf --- /dev/null +++ b/ctrl/libhicnctrl/src/modules/hicn_light_common.c @@ -0,0 +1,33 @@ +/* + * Copyright (c) 2021 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "hicn_light_common.h" + +TYPEDEF_MAP(hc_sock_map, int, hc_sock_request_t *, int_cmp, int_snprintf, + generic_snprintf); + +hc_sock_request_t *hc_sock_request_create(int seq, hc_data_t *data, + HC_PARSE parse) { + assert(data); + + hc_sock_request_t *request = malloc(sizeof(hc_sock_request_t)); + if (!request) return NULL; + request->seq = seq; + request->data = data; + request->parse = parse; + return request; +} + +void hc_sock_light_request_free(hc_sock_request_t *request) { free(request); } diff --git a/ctrl/libhicnctrl/src/modules/hicn_light_common.h b/ctrl/libhicnctrl/src/modules/hicn_light_common.h new file mode 100644 index 000000000..4749474c8 --- /dev/null +++ b/ctrl/libhicnctrl/src/modules/hicn_light_common.h @@ -0,0 +1,95 @@ +/* + * Copyright (c) 2021 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef HICNCTRL_HICN_LIGHT_COMMON +#define HICNCTRL_HICN_LIGHT_COMMON + +#include <assert.h> // assert + +#include "api_private.h" + +#define PORT 9695 + +#define BOOLSTR(x) ((x) ? "true" : "false") + +/* + * Internal state associated to a pending request + */ +typedef struct { + int seq; + hc_data_t *data; + int (*parse)(const u8 *src, u8 *dst); +} hc_sock_request_t; + +/** + * Messages to the forwarder might be multiplexed thanks to the seqNum fields in + * the header_control_message structure. The forwarder simply answers back the + * original sequence number. We maintain a map of such sequence number to + * outgoing queries so that replied can be demultiplexed and treated + * appropriately. + */ +TYPEDEF_MAP_H(hc_sock_map, int, hc_sock_request_t *); + +struct hc_sock_light_s { + /* This must be the first element of the struct */ + hc_sock_t vft; + + char *url; + int fd; + + /* Partial receive buffer */ + u8 buf[RECV_BUFLEN]; + size_t roff; /**< Read offset */ + size_t woff; /**< Write offset */ + + /* + * Because received messages are potentially unbounded in size, we might not + * guarantee that we can store a full packet before processing it. We must + * implement a very simple state machine remembering the current parsing + * status in order to partially process the packet. + */ + size_t remaining; + u32 send_id; + + /* Next sequence number to be used for requests */ + int seq; + + /* Request being parsed (NULL if none) */ + hc_sock_request_t *cur_request; + + bool async; + hc_sock_map_t *map; +}; + +typedef struct hc_sock_light_s hc_sock_light_t; + +#define TO_HC_SOCK_LIGHT(s) (hc_sock_light_t *)(s) + +hc_sock_request_t *hc_sock_request_create(int seq, hc_data_t *data, + HC_PARSE parse); + +void hc_sock_light_request_free(hc_sock_request_t *request); + +/* + * list was working with all seq set to 0, but it seems hicnLightControl uses + * 1, and replies with the same seqno + */ +#define HICN_CTRL_SEND_SEQ_INIT 1 +#define HICN_CTRL_RECV_SEQ_INIT 1 + +#define MAX(x, y) ((x > y) ? x : y) + +static const struct in6_addr loopback_addr = IN6ADDR_LOOPBACK_INIT; + +#endif /* HICNCTRL_HICN_LIGHT_COMMON */ diff --git a/ctrl/libhicnctrl/src/modules/hicn_light_ng_api.c b/ctrl/libhicnctrl/src/modules/hicn_light_ng_api.c new file mode 100644 index 000000000..a58ee909e --- /dev/null +++ b/ctrl/libhicnctrl/src/modules/hicn_light_ng_api.c @@ -0,0 +1,3111 @@ +/* + * Copyright (c) 2021 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** + * \file api.c + * \brief Implementation of hICN control library API + */ + +#include <assert.h> // assert +#include <fcntl.h> // fcntl +#include <stdbool.h> +#include <stdio.h> // snprintf +#include <string.h> // memmove, strcasecmp +#include <sys/socket.h> // socket +#include <sys/types.h> // getpid +#include <unistd.h> // close, fcntl +#include <unistd.h> // getpid + +#include "api_private.h" +#ifdef __linux__ +#include <sys/syscall.h> +#define gettid() syscall(SYS_gettid) +#endif /* __linux__ */ +#include <hicn/ctrl/hicn-light-ng.h> +#include <strings.h> + +#include "hicn_light_common.h" +#include <hicn/util/sstrncpy.h> + +#pragma GCC diagnostic ignored "-Warray-bounds" + +#if 0 +#ifdef __APPLE__ +#define RANDBYTE() (u8)(arc4random() & 0xFF) +#else +#define RANDBYTE() (u8)(random() & 0xFF) +#endif +#endif +#define RANDBYTE() (u8)(rand() & 0xFF) + +/** + * \brief Defines the default size for the allocated data arrays holding the + * results of API calls. + * + * This size should not be too small to avoid wasting memoyy, but also not too + * big to avoid unnecessary realloc's. Later on this size is doubled at each + * reallocation. + */ +#define DEFAULT_SIZE_LOG 3 + +#define connection_state_to_face_state(x) ((face_state_t)(x)) +#define face_state_to_connection_state(x) ((hc_connection_state_t)(x)) + +/****************************************************************************** + * Message helper types and aliases + ******************************************************************************/ + +#define foreach_hc_command \ + _(connection_add) \ + _(connection_remove) \ + _(connection_list) \ + _(listener_add) \ + _(listener_remove) \ + _(listener_list) \ + _(route_add) \ + _(route_remove) \ + _(route_list) \ + _(cache_set_store) \ + _(cache_set_serve) \ + _(cache_clear) \ + _(cache_list) \ + _(strategy_set) \ + _(strategy_add_local_prefix) \ + _(wldr_set) \ + _(punting_add) \ + _(mapme_activator) \ + _(mapme_timing) \ + _(subscription_add) \ + _(subscription_remove) + +const char *command_type_str[] = { +#define _(l, u) [COMMAND_TYPE_##u] = STRINGIZE(u), + foreach_command_type +#undef _ +}; + +typedef cmd_header_t hc_msg_header_t; + +typedef union { +#define _(x) cmd_##x##_t x; + foreach_hc_command +#undef _ +} hc_msg_payload_t; + +typedef struct hc_msg_s { + hc_msg_header_t hdr; + hc_msg_payload_t payload; +} hc_msg_t; + +/****************************************************************************** + * Control socket + ******************************************************************************/ + +#define AVAILABLE(s) ((s)->woff - (s)->roff) +#define DEFAULT_SOCK_RECV_TIMEOUT_MS 100 + +/** + * \brief Parse a connection URL into a sockaddr + * \param [in] url - URL + * \param [out] sa - Resulting struct sockaddr, expected zero'ed. + * \return 0 if parsing succeeded, a negative error value otherwise. + */ +static int _hcng_sock_light_parse_url(const char *url, struct sockaddr *sa) { + /* FIXME URL parsing is currently not implemented */ + assert(!url); + +#ifdef __linux__ + srand(time(NULL) ^ getpid() ^ gettid()); +#else + srand((unsigned int)(time(NULL) ^ getpid())); +#endif /* __linux__ */ + + /* + * A temporary solution is to inspect the sa_family fields of the passed in + * sockaddr, which defaults to AF_UNSPEC (0) and thus creates an IPv4/TCP + * connection to localhost. + */ + switch (sa->sa_family) { + case AF_UNSPEC: + case AF_INET: { + struct sockaddr_in *sai = (struct sockaddr_in *)sa; + sai->sin_family = AF_INET; + sai->sin_port = htons(PORT); + sai->sin_addr.s_addr = htonl(INADDR_LOOPBACK); + break; + } + case AF_INET6: { + struct sockaddr_in6 *sai6 = (struct sockaddr_in6 *)sa; + sai6->sin6_family = AF_INET6; + sai6->sin6_port = htons(PORT); + sai6->sin6_addr = loopback_addr; + break; + } + default: + return -1; + } + + return 0; +} + +static int _hcng_sock_light_reset(hc_sock_t *socket) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + s->roff = s->woff = 0; + s->remaining = 0; + return 0; +} + +void _hcng_sock_light_free(hc_sock_t *socket) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + hc_sock_request_t **request_array = NULL; + int n = hc_sock_map_get_value_array(s->map, &request_array); + if (n < 0) { + ERROR("Could not retrieve pending request array for freeing up resources"); + } else { + for (unsigned i = 0; i < n; i++) { + hc_sock_request_t *request = request_array[i]; + if (hc_sock_map_remove(s->map, request->seq, NULL) < 0) + ERROR("[hc_sock_light_process] Error removing request from map"); + hc_sock_light_request_free(request); + } + free(request_array); + } + + hc_sock_map_free(s->map); + if (s->url) free(s->url); + close(s->fd); + free(s); +} + +static void _hcng_sock_increment_woff(hc_sock_t *socket, size_t bytes) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + s->woff += bytes; +} + +static int _hcng_sock_light_get_next_seq(hc_sock_t *socket) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + return s->seq++; +} + +static int _hcng_sock_light_set_nonblocking(hc_sock_t *socket) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + return (fcntl(s->fd, F_SETFL, fcntl(s->fd, F_GETFL) | O_NONBLOCK) < 0); +} + +static int _hcng_sock_light_get_fd(hc_sock_t *socket) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + return s->fd; +} + +static int _hcng_sock_light_connect(hc_sock_t *socket) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + struct sockaddr_storage ss; + memset(&ss, 0, sizeof(struct sockaddr_storage)); + + if (_hcng_sock_light_parse_url(s->url, (struct sockaddr *)&ss) < 0) + goto ERR_PARSE; + + size_t size = ss.ss_family == AF_INET ? sizeof(struct sockaddr_in) + : sizeof(struct sockaddr_in6); + if (connect(s->fd, (struct sockaddr *)&ss, (socklen_t)size) < 0) { + perror("connect error"); + goto ERR_CONNECT; + } + return 0; + +ERR_CONNECT: +ERR_PARSE: + return -1; +} + +static int _hcng_sock_light_send(hc_sock_t *socket, hc_msg_t *msg, + size_t msglen, uint32_t seq) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + int rc; + msg->hdr.seq_num = seq; + rc = (int)send(s->fd, msg, msglen, 0); + if (rc < 0) { + perror("hc_sock_light_send"); + return -1; + } + return 0; +} + +static int _hcng_sock_light_get_available(hc_sock_t *socket, u8 **buffer, + size_t *size) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + *buffer = s->buf + s->woff; + *size = RECV_BUFLEN - s->woff; + + return 0; +} + +static int _hcng_sock_light_recv(hc_sock_t *socket) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + int rc; + + /* + * This condition should be ensured to guarantee correct processing of + * messages. With TCP, we need at least a header as we will receive part of + * the stream. With UDP, we need the be able to receive the full datagram, + * otherwise the rest will be lost. + * + * Let's be sure to always be able to receive at least 1 JUMBO_MTU, which + * should be fine for al situations. + */ + assert(RECV_BUFLEN - s->woff > JUMBO_MTU); + + rc = (int)recv(s->fd, s->buf + s->woff, RECV_BUFLEN - s->woff, 0); + if (rc == 0) { + /* Connection has been closed */ + return 0; + } + if (rc < 0) { + /* + * Let's not return 0 which currently means the socket has been closed + */ + if (errno == EWOULDBLOCK) return -1; + if (errno == EINTR) { + WARN("recv has been stopped by signal"); + return -1; + } + perror("hc_sock_light_recv"); + return -1; + } + s->woff += rc; + return rc; +} + +static void _hcng_sock_light_mark_complete(hc_sock_light_t *s, + hc_data_t **pdata) { + hc_data_t *data = s->cur_request->data; + + if (hc_sock_map_remove(s->map, s->cur_request->seq, NULL) < 0) { + ERROR("[hc_sock_light_mark_complete] Error removing request from map"); + } + hc_data_set_complete(data); + if (pdata) *pdata = data; + + /* Free current request */ + hc_sock_light_request_free(s->cur_request); + s->cur_request = NULL; +} + +static int _hcng_sock_light_process_notification(hc_sock_light_t *s, + hc_data_t **pdata) { + /* For now, notifications are not associated to requests */ + assert(!s->cur_request); + + /* + * Assumption: the whole notification data is returned in a single read and we + * immediately parse it. + * + * XXX This is only valid for UDP sockets. + */ + size_t notification_size = AVAILABLE(s); + + *pdata = hc_data_create(0, /* in_element_size, 0 = no parsing */ + notification_size, /* out_element_size */ + NULL); /* complete_cb */ + + /* Copy the packet payload as the single entry in hc_data_t */ + hc_data_push_many(*pdata, s->buf + s->roff, 1); + + return notification_size; +} + +/* + * Notifications have no sequence number and are not linked to any request + */ +static hc_sock_request_t *_hcng_sock_light_get_request(hc_sock_light_t *s, + int seq) { + hc_sock_request_t *request; + /* Retrieve request from sock map */ + if (hc_sock_map_get(s->map, seq, &request) < 0) { + ERROR("[hc_sock_light_process] Error searching for matching request"); + return NULL; + } + if (!request) { + ERROR("[hc_sock_light_process] No request matching sequence number"); + return NULL; + } + return request; +} + +/* + * Return codes: + * 0 success, or not enough data yet to do something + * > 0 : notification type + * -99 invalid buffer data -> flush + */ +static int _hcng_sock_light_process_header(hc_sock_light_t *s, + hc_data_t **pdata) { + int rc; + + /* Check we have at least a header's worth of data, and consume it */ + if (AVAILABLE(s) < sizeof(hc_msg_header_t)) return 0; + + hc_msg_t *msg = (hc_msg_t *)(s->buf + s->roff); + + // INFO("Processing header header %s", command_type_str(msg->hdr.command_id)); + s->roff += sizeof(hc_msg_header_t); + + if (msg->hdr.message_type != NOTIFICATION_LIGHT) { + s->cur_request = _hcng_sock_light_get_request(s, msg->hdr.seq_num); + if (!s->cur_request) return -99; + } + + /* How many elements are we expecting in the reply ? */ + s->remaining = msg->hdr.length; + hc_data_t *request_data; + + switch (msg->hdr.message_type) { + case ACK_LIGHT: + assert(s->remaining == 1); // sic + assert(!pdata); + _hcng_sock_light_mark_complete(s, pdata); + break; + + case NACK_LIGHT: + assert(!pdata); + assert(s->remaining == 1); // sic + request_data = s->cur_request->data; + _hcng_sock_light_mark_complete(s, pdata); + hc_data_set_error(request_data); + break; + + case RESPONSE_LIGHT: + assert(pdata); + + if (s->remaining == 0) { + /* Empty response (i.e. containing 0 elements) */ + _hcng_sock_light_mark_complete(s, pdata); + return 0; + } + + /* Make room in hc_data_t... to avoid multiple calls */ + rc = hc_data_ensure_available(s->cur_request->data, s->remaining); + if (rc < 0) { + ERROR("[hc_sock_light_process] Error in hc_data_ensure_available"); + return -99; + } + break; + + case NOTIFICATION_LIGHT: { + assert(pdata); + assert(s->remaining == 0); + + /* This returns the notification size */ + size_t notification_size = + _hcng_sock_light_process_notification(s, pdata); + s->roff += notification_size; + return msg->hdr.command_id; + } + + default: + ERROR("[hc_sock_light_process] Invalid response received"); + return -99; + } + + return 0; +} + +static int _hcng_sock_light_process_payload(hc_sock_light_t *s, + hc_data_t **pdata) { + int err = 0; + int rc; + + hc_data_t *data = s->cur_request->data; + + /* We only process full elements (size is stored in data) */ + size_t num_chunks = AVAILABLE(s) / data->in_element_size; + + /* Check whether we have enough data to process */ + if (num_chunks == 0) return 0; + + /* Safeguard: assert(num_chunks < s->remaining); */ + if (num_chunks > s->remaining) { + WARN( + "[_hcng_sock_light_process_payload] Unexpected num_chunks > " + "s->remaining"); + num_chunks = s->remaining; + } + + if (!s->cur_request->parse) { + /* If we don't need to parse results, then we can directly push + * all of them into the result data structure */ + hc_data_push_many(data, s->buf + s->roff, num_chunks); + } else { + /* Iterate on chunks of data */ + for (int i = 0; i < num_chunks; i++) { + /* Get storage offset in hc_data_t */ + u8 *dst = hc_data_get_next(data); + if (!dst) { + ERROR("[hc_sock_light_process] Error in hc_data_get_next"); + err = -2; + break; + } + + /* Parse element #i */ + rc = s->cur_request->parse(s->buf + s->roff + i * data->in_element_size, + dst); + if (rc < 0) { + ERROR("[hc_sock_light_process] Error in parse"); + err = -1; + /* In this case we let the loop complete to collect other results */ + } + data->size++; + } + } + + s->roff += num_chunks * data->in_element_size; + + /* + * If we are not expecting any more data, mark the reply as complete + */ + s->remaining -= num_chunks; + if (s->remaining == 0) _hcng_sock_light_mark_complete(s, pdata); + + return err; +} + +/* + * Process messages as they are received in the ring buffer. There can be + * interleaved queries and replies (they are identified by sequence number), + * and the assumption is that a reply can arrive over mutiple packets (in + * other terms, it is possible that not all data from the reply is available + * in the buffer at a given time). However, we assume that a full query is + * received at once. + */ +static int _hcng_sock_light_process(hc_sock_t *socket, hc_data_t **data) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + int rc = 0; + + /* + * We loop consuming messages until there is no more data in the buffer, + * or that we can find an entire message. Messages are received + * sequentially, and we keep track of incomplete requests in s->cur_request. + */ + while (AVAILABLE(s) > 0) { + if (!s->cur_request) { + rc = _hcng_sock_light_process_header(s, data); + } else { + rc = _hcng_sock_light_process_payload(s, data); + } + if (rc < 0) break; + } + + if ((rc == -99) || (s->roff == s->woff)) { + /* Flush buffer */ + s->woff = 0; + } else { + /* Clean up read data from buffer */ + memmove(s->buf, s->buf + s->roff, AVAILABLE(s)); + s->woff -= s->roff; + } + s->roff = 0; + + return rc; +} + +static int _hcng_sock_light_callback(hc_sock_t *socket, hc_data_t **pdata) { + hc_data_t *data = NULL; + int rc = 0; + + for (;;) { + int n = _hcng_sock_light_recv(socket); + if (n == 0) goto ERR_EOF; + if (n < 0) { + switch (errno) { + case ECONNRESET: + case ENODEV: + /* Forwarder restarted */ + WARN("Forwarder likely restarted: not (yet) implemented"); + goto ERR; + case EWOULDBLOCK: + // DEBUG("Would block... stop reading from socket"); + goto END; + case EINTR: + WARN("callback has been stopped by signal"); + goto ERR; + default: + perror("hc_sock_light_callback"); + goto ERR; + } + } + rc = _hcng_sock_light_process(socket, &data); + if (rc < 0) goto ERR; + if (rc > 0) // i.e. rc = notification type + goto END; + } +END: + if (pdata) + *pdata = data; + else + hc_data_free(data); + return rc; + +ERR: + hc_data_free(data); +ERR_EOF: + return -1; +} + +/****************************************************************************** + * Command-specific structures and functions + ******************************************************************************/ + +typedef int (*HC_PARSE)(const u8 *, u8 *); + +typedef struct { + hc_action_t cmd; + command_type_t cmd_id; + size_t size_in; + size_t size_out; + HC_PARSE parse; +} hc_command_params_t; + +typedef struct hc_result_s { + hc_msg_t msg; + hc_command_params_t params; + bool async; + bool success; +} hc_result_t; + +int _hcng_sock_prepare_send(hc_sock_t *socket, hc_result_t *result, + data_callback_t complete_cb, + void *complete_cb_data) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + + // Prepare data + hc_data_t *data = + hc_data_create(result->params.size_in, result->params.size_out, NULL); + if (!data) { + ERROR("[_hcng_execute_command] Could not create data storage"); + goto ERR_DATA; + } + hc_data_set_callback(data, complete_cb, complete_cb_data); + + // Update the sequence number + int seq = _hcng_sock_light_get_next_seq(socket); + result->msg.hdr.seq_num = seq; // Like in _hcng_sock_light_send + + // Create state used to process the request + hc_sock_request_t *request = NULL; + request = hc_sock_request_create(seq, data, result->params.parse); + if (!request) { + ERROR("[_hcng_execute_command] Could not create request state"); + goto ERR_REQUEST; + } + + // Add state to map + if (hc_sock_map_add(s->map, seq, request) < 0) { + ERROR("[_hcng_execute_command] Error adding request state to map"); + goto ERR_MAP; + } + + return sizeof(result->msg); + +ERR_MAP: + hc_sock_light_request_free(request); +ERR_REQUEST: + hc_data_free(data); +ERR_DATA: + return -99; +} + +int _hcng_sock_set_recv_timeout_ms(hc_sock_t *socket, long timeout_ms) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + + struct timeval tv; + tv.tv_sec = 0; + tv.tv_usec = timeout_ms * 1000; // Convert ms into us + if (setsockopt(s->fd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv)) < 0) { + perror("setsockopt"); + return -1; + } + + return 0; +} + +static int _hcng_execute_command(hc_sock_t *socket, hc_msg_t *msg, + size_t msg_len, hc_command_params_t *params, + hc_data_t **pdata, bool async) { + hc_sock_light_t *s = TO_HC_SOCK_LIGHT(socket); + int ret; + if (async) assert(!pdata); + + /* Sanity check */ + switch (params->cmd) { + case ACTION_CREATE: + assert(params->size_in != 0); /* payload repeated */ + assert(params->size_out == 0); + assert(params->parse == NULL); + break; + case ACTION_DELETE: + assert(params->size_in != 0); /* payload repeated */ + assert(params->size_out == 0); + assert(params->parse == NULL); + break; + case ACTION_LIST: + assert(params->size_in != 0); + assert(params->size_out != 0); + assert(params->parse != NULL); + break; + case ACTION_SET: + case ACTION_SERVE: + case ACTION_STORE: + case ACTION_UPDATE: + assert(params->size_in != 0); + assert(params->size_out == 0); + assert(params->parse == NULL); + break; + case ACTION_CLEAR: + assert(params->size_in == 0); + assert(params->size_out == 0); + assert(params->parse == NULL); + break; + default: + return -1; + } + + // hc_sock_light_reset(s); + + /* XXX data will at least store the result (complete) */ + hc_data_t *data = hc_data_create(params->size_in, params->size_out, NULL); + if (!data) { + ERROR("[_hcng_execute_command] Could not create data storage"); + goto ERR_DATA; + } + + int seq = _hcng_sock_light_get_next_seq(socket); + + /* Create state used to process the request */ + hc_sock_request_t *request = NULL; + request = hc_sock_request_create(seq, data, params->parse); + if (!request) { + ERROR("[_hcng_execute_command] Could not create request state"); + goto ERR_REQUEST; + } + + /* Add state to map */ + if (hc_sock_map_add(s->map, seq, request) < 0) { + ERROR("[_hcng_execute_command] Error adding request state to map"); + goto ERR_MAP; + } + + if (_hcng_sock_light_send(socket, msg, msg_len, seq) < 0) { + ERROR("[_hcng_execute_command] Error sending message"); + goto ERR_PROCESS; + } + + if (async) return 0; + + /* + * Dangerous zone, we might be doing blocking operations on a non-blocking + * UDP socket + */ + int retries = 0; + while (!data->complete) { + /* + * As the socket is non blocking it might happen that we need to read + * several times before success... + */ + int n = _hcng_sock_light_recv(socket); + if (n == 0) goto ERR_EOF; + if (n < 0) { + if ((errno == EWOULDBLOCK) && (retries < 10)) { /* Max 500ms */ + DEBUG("read = EWOULDBLOCK... sleeping for 50ms (max 500ms)"); + usleep(50000); /* 50ms */ + retries++; + continue; + } + break; + } + int rc = _hcng_sock_light_process(socket, pdata); + switch (rc) { + case 0: + case -1: + break; + case -99: + ERROR("[_hcng_execute_command] Error processing socket results"); + goto ERR; + default: + ERROR("[_hcng_execute_command] Unexpected return value"); + goto ERR; + } + } + +ERR_EOF: + ret = data->ret; + if (!data->complete) return -1; + if (!pdata) hc_data_free(data); + + return ret; + +ERR_PROCESS: +ERR_MAP: + hc_sock_light_request_free(request); +ERR: +ERR_REQUEST: + hc_data_free(data); +ERR_DATA: + return -99; +} + +/*----------------------------------------------------------------------------* + * Listeners + *----------------------------------------------------------------------------*/ + +/* LISTENER CREATE */ + +static hc_result_t *_listener_create_serialize(hc_sock_t *s, + hc_listener_t *listener, + bool async) { + hc_result_t *res = malloc(sizeof(*res)); + char listener_s[MAXSZ_HC_LISTENER]; + int rc = hc_listener_snprintf(listener_s, MAXSZ_HC_LISTENER, listener); + if (rc >= MAXSZ_HC_LISTENER) + WARN("[_hcng_listener_create] Unexpected truncation of listener string"); + DEBUG("[_hcng_listener_create] listener=%s async=%s", listener_s, + BOOLSTR(async)); + + if (hc_listener_validate(listener) < 0) { + res->success = false; + return res; + } + + msg_listener_add_t msg = {.header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_LISTENER_ADD, + .length = 1, + .seq_num = 0, + }, + .payload = { + .address = listener->local_addr, + .port = htons(listener->local_port), + .family = listener->family, + .type = listener->type, + }}; + + rc = snprintf(msg.payload.symbolic, SYMBOLIC_NAME_LEN, "%s", listener->name); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_listener_create] Unexpected truncation of symbolic name " + "string"); + + rc = snprintf(msg.payload.interface_name, INTERFACE_LEN, "%s", + listener->interface_name); + if (rc >= INTERFACE_LEN) + WARN( + "[_hc_listener_create] Unexpected truncation of interface name " + "string"); + + hc_command_params_t params = { + .cmd = ACTION_CREATE, + .cmd_id = COMMAND_TYPE_LISTENER_ADD, + .size_in = sizeof(cmd_listener_add_t), + .size_out = 0, + .parse = NULL, + }; + + *res = (hc_result_t){ + .msg = + (hc_msg_t){ + .hdr = msg.header, + .payload.listener_add = msg.payload, + }, + .params = params, + .async = async, + .success = true, + }; + return res; +} + +static hc_result_t *_hcng_listener_create_conf(hc_sock_t *s, + hc_listener_t *listener) { + return _listener_create_serialize(s, listener, false); +} + +static int _hcng_listener_create_internal(hc_sock_t *socket, + hc_listener_t *listener, bool async) { + hc_result_t *result = _listener_create_serialize(socket, listener, async); + + int ret = INPUT_ERROR; + if (result->success) { + ret = _hcng_execute_command(socket, (hc_msg_t *)&result->msg, + sizeof(result->msg), &result->params, NULL, + result->async); + } + + free(result); + DEBUG("[_hcng_listener_create] done or error"); + return ret; +} + +static int _hcng_listener_create(hc_sock_t *s, hc_listener_t *listener) { + DEBUG("[_hcng_listener_create]"); + return _hcng_listener_create_internal(s, listener, false); +} + +static int _hcng_listener_create_async(hc_sock_t *s, hc_listener_t *listener) { + DEBUG("[_hcng_listener_create_async]"); + return _hcng_listener_create_internal(s, listener, true); +} + +/* LISTENER PARSE */ + +static int hc_listener_parse(void *in, hc_listener_t *listener) { + int rc; + cmd_listener_list_item_t *item = (cmd_listener_list_item_t *)in; + + if (!IS_VALID_ID(item->id)) { + ERROR("[hc_listener_parse] Invalid id received"); + return -1; + } + + *listener = (hc_listener_t){ + .id = item->id, + .type = item->type, + .family = item->family, + .local_addr = UNION_CAST(item->address, ip_address_t), + .local_port = ntohs(item->port), + }; + rc = snprintf(listener->name, SYMBOLIC_NAME_LEN, "%s", item->name); + if (rc >= SYMBOLIC_NAME_LEN) + WARN("[hc_listener_parse] Unexpected truncation of symbolic name string"); + rc = snprintf(listener->interface_name, INTERFACE_LEN, "%s", + item->interface_name); + if (rc >= INTERFACE_LEN) + WARN("[hc_listener_parse] Unexpected truncation of interface name string"); + + if (hc_listener_validate(listener) < 0) return -1; + return 0; +} + +/* LISTENER LIST */ + +static hc_result_t *_hcng_listener_list_serialize(hc_sock_t *socket, + hc_data_t **pdata, + bool async) { + hc_result_t *res = malloc(sizeof(*res)); + DEBUG("[hc_listener_list] async=%s", BOOLSTR(async)); + + msg_listener_list_t msg = {.header = { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_LISTENER_LIST, + .length = 0, + .seq_num = 0, + }}; + + hc_command_params_t params = { + .cmd = ACTION_LIST, + .cmd_id = COMMAND_TYPE_LISTENER_LIST, + .size_in = sizeof(cmd_listener_list_item_t), + .size_out = sizeof(hc_listener_t), + .parse = (HC_PARSE)hc_listener_parse, + }; + + *res = (hc_result_t){ + .msg = + (hc_msg_t){ + .hdr = msg.header, + .payload.listener_list = msg.payload, + }, + .params = params, + .async = async, + .success = true, + }; + return res; +} + +static hc_result_t *_hcng_listener_list_conf(hc_sock_t *s, hc_data_t **pdata) { + return _hcng_listener_list_serialize(s, pdata, false); +} + +static int _hcng_listener_list_internal(hc_sock_t *socket, hc_data_t **pdata, + bool async) { + hc_result_t *result = _hcng_listener_list_serialize(socket, pdata, async); + + int ret = INPUT_ERROR; + if (result->success) { + ret = _hcng_execute_command(socket, (hc_msg_t *)&result->msg, + sizeof(result->msg), &result->params, pdata, + result->async); + } + + hc_result_free(result); + DEBUG("[_hcng_listener_list] done or error"); + return ret; +} + +static int _hcng_listener_list(hc_sock_t *s, hc_data_t **pdata) { + DEBUG("[_hcng_listener_list]"); + return _hcng_listener_list_internal(s, pdata, false); +} + +static int _hcng_listener_list_async(hc_sock_t *s, hc_data_t **pdata) { + DEBUG("[_hcng_listener_list_as-nc]"); + return _hcng_listener_list_internal(s, pdata, true); +} + +/* LISTENER GET */ + +static int _hcng_listener_get(hc_sock_t *socket, hc_listener_t *listener, + hc_listener_t **listener_found) { + hc_data_t *listeners; + hc_listener_t *found; + + char listener_s[MAXSZ_HC_LISTENER]; + int rc = hc_listener_snprintf(listener_s, MAXSZ_HC_LISTENER, listener); + if (rc >= MAXSZ_HC_LISTENER) + WARN("[hc_listener_get] Unexpected truncation of listener string"); + DEBUG("[hc_listener_get] listener=%s", listener_s); + + if (_hcng_listener_list(socket, &listeners) < 0) return -1; + + /* Test */ + if (hc_listener_find(listeners, listener, &found) < 0) { + hc_data_free(listeners); + return -1; + } + + if (found) { + *listener_found = malloc(sizeof(hc_listener_t)); + if (!*listener_found) return -1; + **listener_found = *found; + } else { + *listener_found = NULL; + } + + hc_data_free(listeners); + + return 0; +} + +/* LISTENER DELETE */ + +static int _hcng_listener_delete_internal(hc_sock_t *socket, + hc_listener_t *listener, bool async) { + char listener_s[MAXSZ_HC_LISTENER]; + int rc = hc_listener_snprintf(listener_s, MAXSZ_HC_LISTENER, listener); + if (rc >= MAXSZ_HC_LISTENER) + WARN("[_hcng_listener_delete] Unexpected truncation of listener string"); + DEBUG("[_hcng_listener_delete] listener=%s async=%s", listener_s, + BOOLSTR(async)); + + msg_listener_remove_t msg = {.header = { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_LISTENER_REMOVE, + .length = 1, + .seq_num = 0, + }}; + + if (listener->id) { + rc = snprintf(msg.payload.symbolicOrListenerid, SYMBOLIC_NAME_LEN, "%d", + listener->id); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_listener_delete] Unexpected truncation of symbolic name " + "string"); + } else if (*listener->name) { + rc = snprintf(msg.payload.symbolicOrListenerid, SYMBOLIC_NAME_LEN, "%s", + listener->name); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_listener_delete] Unexpected truncation of symbolic name " + "string"); + } else { + hc_listener_t *listener_found; + if (_hcng_listener_get(socket, listener, &listener_found) < 0) return -1; + if (!listener_found) return -1; + rc = snprintf(msg.payload.symbolicOrListenerid, SYMBOLIC_NAME_LEN, "%d", + listener_found->id); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_listener_delete] Unexpected truncation of symbolic name " + "string"); + free(listener_found); + } + + hc_command_params_t params = { + .cmd = ACTION_DELETE, + .cmd_id = COMMAND_TYPE_LISTENER_REMOVE, + .size_in = sizeof(cmd_listener_remove_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, async); +} + +static int _hcng_listener_delete(hc_sock_t *s, hc_listener_t *listener) { + return _hcng_listener_delete_internal(s, listener, false); +} + +static int _hcng_listener_delete_async(hc_sock_t *s, hc_listener_t *listener) { + return _hcng_listener_delete_internal(s, listener, true); +} + +/*----------------------------------------------------------------------------* + * CONNECTION + *----------------------------------------------------------------------------*/ + +/* CONNECTION CREATE */ + +static hc_result_t *_connection_create_serialize(hc_sock_t *socket, + hc_connection_t *connection, + bool async) { + hc_result_t *res = malloc(sizeof(*res)); + char connection_s[MAXSZ_HC_CONNECTION]; + int rc = + hc_connection_snprintf(connection_s, MAXSZ_HC_CONNECTION, connection); + if (rc >= MAXSZ_HC_CONNECTION) + WARN( + "[_hcng_connection_create] Unexpected truncation of connection " + "string"); + DEBUG("[_hcng_connection_create] connection=%s async=%s", connection_s, + BOOLSTR(async)); + + if (hc_connection_validate(connection) < 0) { + res->success = false; + return res; + } + + msg_connection_add_t msg = {.header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CONNECTION_ADD, + .length = 1, + .seq_num = 0, + }, + .payload = { + .remote_ip = connection->remote_addr, + .local_ip = connection->local_addr, + .remote_port = htons(connection->remote_port), + .local_port = htons(connection->local_port), + .family = connection->family, + .type = connection->type, + .admin_state = connection->admin_state, +#ifdef WITH_POLICY + .priority = connection->priority, + .tags = connection->tags, +#endif /* WITH_POLICY */ + }}; + rc = + snprintf(msg.payload.symbolic, SYMBOLIC_NAME_LEN, "%s", connection->name); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_connection_create] Unexpected truncation of symbolic name " + "string"); + // snprintf(msg.payload.interface_name, INTERFACE_NAME_LEN, "%s", + // connection->interface_name); + + hc_command_params_t params = { + .cmd = ACTION_CREATE, + .cmd_id = COMMAND_TYPE_CONNECTION_ADD, + .size_in = sizeof(cmd_connection_add_t), + .size_out = 0, + .parse = NULL, + }; + + *res = (hc_result_t){ + .msg = + (hc_msg_t){ + .hdr = msg.header, + .payload.connection_add = msg.payload, + }, + .params = params, + .async = async, + .success = true, + }; + return res; +} + +static hc_result_t *_hcng_connection_create_conf(hc_sock_t *s, + hc_connection_t *connection) { + return _connection_create_serialize(s, connection, false); +} + +static int _hcng_connection_create_internal(hc_sock_t *socket, + hc_connection_t *connection, + bool async) { + hc_result_t *result = _connection_create_serialize(socket, connection, async); + + int ret = INPUT_ERROR; + if (result->success) { + ret = _hcng_execute_command(socket, (hc_msg_t *)&result->msg, + sizeof(result->msg), &result->params, NULL, + result->async); + } + + hc_result_free(result); + DEBUG("[_hcng_connection_create] done or error"); + return ret; +} + +static int _hcng_connection_create(hc_sock_t *s, hc_connection_t *connection) { + DEBUG("[_hcng_connection_create]"); + return _hcng_connection_create_internal(s, connection, false); +} + +static int _hcng_connection_create_async(hc_sock_t *s, + hc_connection_t *connection) { + DEBUG("[_hcng_connection_create_async]"); + return _hcng_connection_create_internal(s, connection, true); +} + +/* CONNECTION PARSE */ + +static int hc_connection_parse(void *in, hc_connection_t *connection) { + int rc; + cmd_connection_list_item_t *item = (cmd_connection_list_item_t *)in; + + if (!IS_VALID_ID(item->id)) { + ERROR("[hc_connection_parse] Invalid id received"); + return -1; + } + + *connection = (hc_connection_t){ + .id = item->id, + .type = item->type, + .family = item->family, + .local_addr = item->local_addr, + .local_port = ntohs(item->local_port), + .remote_addr = item->remote_addr, + .remote_port = ntohs(item->remote_port), + .admin_state = item->admin_state, +#ifdef WITH_POLICY + .priority = item->priority, + .tags = item->tags, +#endif /* WITH_POLICY */ + .state = item->state, + }; + rc = snprintf(connection->name, SYMBOLIC_NAME_LEN, "%s", item->name); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[hc_connection_parse] Unexpected truncation of symbolic name " + "string"); + rc = snprintf(connection->interface_name, INTERFACE_LEN, "%s", + item->interface_name); + if (rc >= INTERFACE_LEN) + WARN( + "[hc_connection_parse] Unexpected truncation of interface name " + "string"); + + if (hc_connection_validate(connection) < 0) return -1; + return 0; +} + +/* CONNECTION LIST */ + +static int _hcng_connection_list_internal(hc_sock_t *socket, hc_data_t **pdata, + bool async) { + DEBUG("[hc_connection_list] async=%s", BOOLSTR(async)); + + msg_connection_list_t msg = {.header = { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CONNECTION_LIST, + .length = 0, + .seq_num = 0, + }}; + + hc_command_params_t params = { + .cmd = ACTION_LIST, + .cmd_id = COMMAND_TYPE_CONNECTION_LIST, + .size_in = sizeof(cmd_connection_list_item_t), + .size_out = sizeof(hc_connection_t), + .parse = (HC_PARSE)hc_connection_parse, + }; + + int ret = _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), + ¶ms, pdata, async); + + DEBUG("[hc_connection_list] done or error"); + return ret; +} + +static int _hcng_connection_list(hc_sock_t *s, hc_data_t **pdata) { + DEBUG("[hc_connection_list]"); + return _hcng_connection_list_internal(s, pdata, false); +} + +static int _hcng_connection_list_async(hc_sock_t *s, hc_data_t **pdata) { + DEBUG("[hc_connection_list_async]"); + return _hcng_connection_list_internal(s, pdata, true); +} + +/* CONNECTION GET */ + +static int _hcng_connection_get(hc_sock_t *socket, hc_connection_t *connection, + hc_connection_t **connection_found) { + hc_data_t *connections; + hc_connection_t *found; + + char connection_s[MAXSZ_HC_CONNECTION]; + int rc = + hc_connection_snprintf(connection_s, MAXSZ_HC_CONNECTION, connection); + if (rc >= MAXSZ_HC_CONNECTION) + WARN("[hc_connection_get] Unexpected truncation of connection string"); + DEBUG("[hc_connection_get] connection=%s", connection_s); + + if (_hcng_connection_list(socket, &connections) < 0) return -1; + + /* Test */ + if (hc_connection_find(connections, connection, &found) < 0) { + hc_data_free(connections); + return -1; + } + + if (found) { + *connection_found = malloc(sizeof(hc_connection_t)); + if (!*connection_found) return -1; + **connection_found = *found; + } else { + *connection_found = NULL; + } + + hc_data_free(connections); + + return 0; +} + +/* CONNECTION DELETE */ + +static hc_result_t *_hcng_connection_delete_serialize( + hc_sock_t *socket, hc_connection_t *connection, bool async) { + hc_result_t *res = malloc(sizeof(*res)); + res->success = false; + + char connection_s[MAXSZ_HC_CONNECTION]; + int rc = + hc_connection_snprintf(connection_s, MAXSZ_HC_CONNECTION, connection); + if (rc >= MAXSZ_HC_CONNECTION) + WARN( + "[_hcng_connection_delete] Unexpected truncation of connection " + "string"); + DEBUG("[_hcng_connection_delete] connection=%s async=%s", connection_s, + BOOLSTR(async)); + + msg_connection_remove_t msg = { + .header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CONNECTION_REMOVE, + .length = 1, + .seq_num = 0, + }, + }; + + if (connection->id) { + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%d", + connection->id); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_connection_delete] Unexpected truncation of symbolic name " + "string"); + } else if (*connection->name) { + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%s", + connection->name); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_connection_delete] Unexpected truncation of symbolic name " + "string"); + } else { + hc_connection_t *connection_found; + if (hc_connection_get(socket, connection, &connection_found) < 0) + return res; + if (!connection_found) return res; + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%d", + connection_found->id); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_connection_delete] Unexpected truncation of symbolic name " + "string"); + free(connection_found); + } + + hc_command_params_t params = { + .cmd = ACTION_DELETE, + .cmd_id = COMMAND_TYPE_CONNECTION_REMOVE, + .size_in = sizeof(cmd_connection_remove_t), + .size_out = 0, + .parse = NULL, + }; + + *res = (hc_result_t){ + .msg = + (hc_msg_t){ + .hdr = msg.header, + .payload.connection_remove = msg.payload, + }, + .params = params, + .async = async, + .success = true, + }; + return res; +} + +static hc_result_t *_hcng_connection_delete_conf(hc_sock_t *s, + hc_connection_t *connection) { + return _hcng_connection_delete_serialize(s, connection, false); +} + +static int _hcng_connection_delete_internal(hc_sock_t *socket, + hc_connection_t *connection, + bool async) { + hc_result_t *result = + _hcng_connection_delete_serialize(socket, connection, async); + + int ret = INPUT_ERROR; + if (result->success) { + ret = _hcng_execute_command(socket, (hc_msg_t *)&result->msg, + sizeof(result->msg), &result->params, NULL, + result->async); + } + + hc_result_free(result); + return ret; +} + +static int _hcng_connection_delete(hc_sock_t *s, hc_connection_t *connection) { + return _hcng_connection_delete_internal(s, connection, false); +} + +static int _hcng_connection_delete_async(hc_sock_t *s, + hc_connection_t *connection) { + return _hcng_connection_delete_internal(s, connection, true); +} + +/* CONNECTION UPDATE */ + +static int _hcng_connection_update_by_id(hc_sock_t *s, int hc_connection_id, + hc_connection_t *connection) { + // Not implemented + return -1; +} + +static int _hcng_connection_update(hc_sock_t *s, + hc_connection_t *connection_current, + hc_connection_t *connection_updated) { + // Not implemented + return -1; +} + +/* CONNECTION SET ADMIN STATE */ + +static int _hcng_connection_set_admin_state_internal( + hc_sock_t *socket, const char *conn_id_or_name, face_state_t state, + bool async) { + int rc; + DEBUG( + "[hc_connection_set_admin_state] connection_id/name=%s admin_state=%s " + "async=%s", + conn_id_or_name, face_state_str(state), BOOLSTR(async)); + + struct { + cmd_header_t hdr; + cmd_connection_set_admin_state_t payload; + } msg = { + .hdr = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CONNECTION_SET_ADMIN_STATE, + .length = 1, + .seq_num = 0, + }, + .payload = + { + .admin_state = state, + }, + }; + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%s", + conn_id_or_name); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_connection_set_admin_state] Unexpected truncation of symbolic " + "name string"); + + hc_command_params_t params = { + .cmd = ACTION_SET, + .cmd_id = COMMAND_TYPE_CONNECTION_SET_ADMIN_STATE, + .size_in = sizeof(cmd_connection_set_admin_state_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, async); +} + +static int _hcng_connection_set_admin_state(hc_sock_t *s, + const char *conn_id_or_name, + face_state_t state) { + return _hcng_connection_set_admin_state_internal(s, conn_id_or_name, state, + false); +} + +static int _hcng_connection_set_admin_state_async(hc_sock_t *s, + const char *conn_id_or_name, + face_state_t state) { + return _hcng_connection_set_admin_state_internal(s, conn_id_or_name, state, + true); +} + +#ifdef WITH_POLICY + +static int _hcng_connection_set_priority_internal(hc_sock_t *socket, + const char *conn_id_or_name, + uint32_t priority, + bool async) { + int rc; + DEBUG( + "[hc_connection_set_priority] connection_id/name=%s priority=%d " + "async=%s", + conn_id_or_name, priority, BOOLSTR(async)); + struct { + cmd_header_t hdr; + cmd_connection_set_priority_t payload; + } msg = { + .hdr = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CONNECTION_SET_PRIORITY, + .length = 1, + .seq_num = 0, + }, + .payload = + { + .priority = priority, + }, + }; + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%s", + conn_id_or_name); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_connection_set_priority] Unexpected truncation of symbolic " + "name " + "string"); + + hc_command_params_t params = { + .cmd = ACTION_SET, + .cmd_id = COMMAND_TYPE_CONNECTION_SET_PRIORITY, + .size_in = sizeof(cmd_connection_set_priority_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, async); +} + +static int _hcng_connection_set_priority(hc_sock_t *s, + const char *conn_id_or_name, + uint32_t priority) { + return _hcng_connection_set_priority_internal(s, conn_id_or_name, priority, + false); +} + +static int _hcng_connection_set_priority_async(hc_sock_t *s, + const char *conn_id_or_name, + uint32_t priority) { + return _hcng_connection_set_priority_internal(s, conn_id_or_name, priority, + true); +} + +#endif // WITH_POLICY + +static int _hcng_connection_set_tags_internal(hc_sock_t *s, + const char *conn_id_or_name, + policy_tags_t tags, bool async) { + int rc; + DEBUG("[hc_connection_set_tags] connection_id/name=%s tags=%d async=%s", + conn_id_or_name, tags, BOOLSTR(async)); + struct { + cmd_header_t hdr; + cmd_connection_set_tags_t payload; + } msg = { + .hdr = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CONNECTION_SET_TAGS, + .length = 1, + .seq_num = 0, + }, + .payload = + { + .tags = tags, + }, + }; + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%s", + conn_id_or_name); + if (rc >= SYMBOLIC_NAME_LEN) + WARN( + "[_hc_connection_set_tags] Unexpected truncation of symbolic name " + "string"); + + hc_command_params_t params = { + .cmd = ACTION_SET, + .cmd_id = COMMAND_TYPE_CONNECTION_SET_TAGS, + .size_in = sizeof(cmd_connection_set_tags_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(s, (hc_msg_t *)&msg, sizeof(msg), ¶ms, NULL, + async); +} + +static int _hcng_connection_set_tags(hc_sock_t *s, const char *conn_id_or_name, + policy_tags_t tags) { + return _hcng_connection_set_tags_internal(s, conn_id_or_name, tags, false); +} + +static int _hcng_connection_set_tags_async(hc_sock_t *s, + const char *conn_id_or_name, + policy_tags_t tags) { + return _hcng_connection_set_tags_internal(s, conn_id_or_name, tags, true); +} + +/*----------------------------------------------------------------------------* + * Routes + *----------------------------------------------------------------------------*/ + +/* ROUTE CREATE */ + +static hc_result_t *_route_create_serialize(hc_sock_t *socket, + hc_route_t *route, bool async) { + hc_result_t *res = malloc(sizeof(*res)); + char route_s[MAXSZ_HC_ROUTE]; + int rc = hc_route_snprintf(route_s, MAXSZ_HC_ROUTE, route); + if (rc >= MAXSZ_HC_ROUTE) + WARN("[_hc_route_create] Unexpected truncation of route string"); + if (rc < 0) + WARN("[_hc_route_create] Error building route string"); + else + DEBUG("[hc_route_create] route=%s async=%s", route_s, BOOLSTR(async)); + + if (hc_route_validate(route) < 0) { + res->success = false; + return res; + } + + msg_route_add_t msg = {.header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_ROUTE_ADD, + .length = 1, + .seq_num = 0, + }, + .payload = { + .address = route->remote_addr, + .cost = route->cost, + .family = route->family, + .len = route->len, + }}; + + /* + * The route commands expects the ID or name as part of the + * symbolic_or_connid attribute. + */ + if (route->name[0] != '\0') { + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%s", + route->name); + } else { + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%d", + route->face_id); + } + + if (rc >= SYMBOLIC_NAME_LEN) + WARN("[_hc_route_create] Unexpected truncation of symbolic name string"); + + hc_command_params_t params = { + .cmd = ACTION_CREATE, + .cmd_id = COMMAND_TYPE_ROUTE_ADD, + .size_in = sizeof(cmd_route_add_t), + .size_out = 0, + .parse = NULL, + }; + + *res = (hc_result_t){ + .msg = + (hc_msg_t){ + .hdr = msg.header, + .payload.route_add = msg.payload, + }, + .params = params, + .async = async, + .success = true, + }; + return res; +} + +static hc_result_t *_hcng_route_create_conf(hc_sock_t *s, hc_route_t *route) { + return _route_create_serialize(s, route, false); +} + +static int _hcng_route_create_internal(hc_sock_t *socket, hc_route_t *route, + bool async) { + hc_result_t *result = _route_create_serialize(socket, route, async); + + int ret = INPUT_ERROR; + if (result->success) { + ret = _hcng_execute_command(socket, (hc_msg_t *)&result->msg, + sizeof(result->msg), &result->params, NULL, + result->async); + } + + hc_result_free(result); + return ret; +} + +static int _hcng_route_create(hc_sock_t *s, hc_route_t *route) { + return _hcng_route_create_internal(s, route, false); +} + +static int _hcng_route_create_async(hc_sock_t *s, hc_route_t *route) { + return _hcng_route_create_internal(s, route, true); +} + +/* ROUTE DELETE */ + +static int _hcng_route_delete_internal(hc_sock_t *socket, hc_route_t *route, + bool async) { + char route_s[MAXSZ_HC_ROUTE]; + int rc = hc_route_snprintf(route_s, MAXSZ_HC_ROUTE, route); + if (rc >= MAXSZ_HC_ROUTE) + WARN("[_hc_route_delete] Unexpected truncation of route string"); + DEBUG("[hc_route_delete] route=%s async=%s", route_s, BOOLSTR(async)); + + if (!IS_VALID_FAMILY(route->family)) return -1; + + struct { + cmd_header_t hdr; + cmd_route_remove_t payload; + } msg = {.hdr = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_ROUTE_REMOVE, + .length = 1, + .seq_num = 0, + }, + .payload = { + .address = route->remote_addr, + .family = route->family, + .len = route->len, + }}; + + /* + * The route commands expects the ID or name as part of the + * symbolic_or_connid attribute. + */ + if (route->name[0] != '\0') { + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%s", + route->name); + } else { + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%d", + route->face_id); + } + + hc_command_params_t params = { + .cmd = ACTION_DELETE, + .cmd_id = COMMAND_TYPE_ROUTE_REMOVE, + .size_in = sizeof(cmd_route_remove_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, async); +} + +static int _hcng_route_delete(hc_sock_t *s, hc_route_t *route) { + return _hcng_route_delete_internal(s, route, false); +} + +static int _hcng_route_delete_async(hc_sock_t *s, hc_route_t *route) { + return _hcng_route_delete_internal(s, route, true); +} + +/* ROUTE PARSE */ + +static int hc_route_parse(void *in, hc_route_t *route) { + cmd_route_list_item_t *item = (cmd_route_list_item_t *)in; + + *route = (hc_route_t){ + .name = "", /* This is not reported back */ + .face_id = item->connection_id, + .family = item->family, + .remote_addr = item->address, + .len = item->len, + .cost = item->cost, + }; + + if (hc_route_validate(route) < 0) return -1; + return 0; +} + +/* ROUTE LIST */ + +static int _hcng_route_list_internal(hc_sock_t *socket, hc_data_t **pdata, + bool async) { + // DEBUG("[hc_route_list] async=%s", BOOLSTR(async)); + msg_route_list_t msg = {.header = { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_ROUTE_LIST, + .length = 0, + .seq_num = 0, + }}; + + hc_command_params_t params = { + .cmd = ACTION_LIST, + .cmd_id = COMMAND_TYPE_ROUTE_LIST, + .size_in = sizeof(cmd_route_list_item_t), + .size_out = sizeof(hc_route_t), + .parse = (HC_PARSE)hc_route_parse, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + pdata, async); +} + +static int _hcng_route_list(hc_sock_t *s, hc_data_t **pdata) { + return _hcng_route_list_internal(s, pdata, false); +} + +static int _hcng_route_list_async(hc_sock_t *s) { + return _hcng_route_list_internal(s, NULL, true); +} + +/*----------------------------------------------------------------------------* + * Face + * + * Face support is not directly available in hicn-light, but we can offer such + * an interface through a combination of listeners and connections. The code + * starts with some conversion functions between faces/listeners/connections. + * + * We also need to make sure that there always exist a (single) listener when + *a connection is created, and in the hICN face case, that there is a single + * connection attached to this listener. + * + *----------------------------------------------------------------------------*/ + +/* FACE CREATE */ + +static int _hcng_face_create(hc_sock_t *socket, hc_face_t *face) { + hc_listener_t listener; + hc_listener_t *listener_found; + + hc_connection_t connection; + hc_connection_t *connection_found; + + char face_s[MAXSZ_HC_FACE]; + int rc = hc_face_snprintf(face_s, MAXSZ_HC_FACE, face); + if (rc >= MAXSZ_HC_FACE) + WARN("[hc_face_create] Unexpected truncation of face string"); + DEBUG("[hc_face_create] face=%s", face_s); + + switch (face->face.type) { + case FACE_TYPE_HICN: + case FACE_TYPE_TCP: + case FACE_TYPE_UDP: + if (hc_face_to_connection(face, &connection, true) < 0) { + ERROR("[hc_face_create] Could not convert face to connection."); + return -1; + } + + /* Ensure we have a corresponding local listener */ + if (hc_connection_to_local_listener(&connection, &listener) < 0) { + ERROR("[hc_face_create] Could not convert face to local listener."); + return -1; + } + + if (_hcng_listener_get(socket, &listener, &listener_found) < 0) { + ERROR("[hc_face_create] Could not retrieve listener"); + return -1; + } + + if (!listener_found) { + /* We need to create the listener if it does not exist */ + if (hc_listener_create(socket, &listener) < 0) { + ERROR("[hc_face_create] Could not create listener."); + free(listener_found); + return -1; + } + } else { + free(listener_found); + } + + /* Create corresponding connection */ + if (_hcng_connection_create(socket, &connection) < 0) { + ERROR("[hc_face_create] Could not create connection."); + return -1; + } + + /* + * Once the connection is created, we need to list all connections + * and compare with the current one to find the created face ID. + */ + if (_hcng_connection_get(socket, &connection, &connection_found) < 0) { + ERROR("[hc_face_create] Could not retrieve connection"); + return -1; + } + + if (!connection_found) { + ERROR("[hc_face_create] Could not find newly created connection."); + return -1; + } + + face->id = connection_found->id; + free(connection_found); + + break; + + case FACE_TYPE_HICN_LISTENER: + case FACE_TYPE_TCP_LISTENER: + case FACE_TYPE_UDP_LISTENER: + if (hc_face_to_listener(face, &listener) < 0) { + ERROR("Could not convert face to listener."); + return -1; + } + if (hc_listener_create(socket, &listener) < 0) { + ERROR("[hc_face_create] Could not create listener."); + return -1; + } + break; + default: + ERROR("[hc_face_create] Unknwon face type."); + + return -1; + }; + + return 0; +} + +static int _hcng_face_get(hc_sock_t *socket, hc_face_t *face, + hc_face_t **face_found) { + hc_listener_t listener; + hc_listener_t *listener_found; + + hc_connection_t connection; + hc_connection_t *connection_found; + + char face_s[MAXSZ_HC_FACE]; + int rc = hc_face_snprintf(face_s, MAXSZ_HC_FACE, face); + if (rc >= MAXSZ_HC_FACE) + WARN("[hc_face_get] Unexpected truncation of face string"); + DEBUG("[hc_face_get] face=%s", face_s); + + switch (face->face.type) { + case FACE_TYPE_HICN: + case FACE_TYPE_TCP: + case FACE_TYPE_UDP: + if (hc_face_to_connection(face, &connection, false) < 0) return -1; + if (_hcng_connection_get(socket, &connection, &connection_found) < 0) + return -1; + if (!connection_found) { + *face_found = NULL; + return 0; + } + *face_found = malloc(sizeof(hc_face_t)); + hc_connection_to_face(connection_found, *face_found); + free(connection_found); + break; + + case FACE_TYPE_HICN_LISTENER: + case FACE_TYPE_TCP_LISTENER: + case FACE_TYPE_UDP_LISTENER: + if (hc_face_to_listener(face, &listener) < 0) return -1; + if (_hcng_listener_get(socket, &listener, &listener_found) < 0) return -1; + if (!listener_found) { + *face_found = NULL; + return 0; + } + *face_found = malloc(sizeof(hc_face_t)); + hc_listener_to_face(listener_found, *face_found); + free(listener_found); + break; + + default: + return -1; + } + + return 0; +} + +/* FACE DELETE */ + +static int _hcng_face_delete(hc_sock_t *socket, hc_face_t *face, + uint8_t delete_listener) { + char face_s[MAXSZ_HC_FACE]; + int rc = hc_face_snprintf(face_s, MAXSZ_HC_FACE, face); + if (rc >= MAXSZ_HC_FACE) + WARN("[hc_face_delete] Unexpected truncation of face string"); + DEBUG("[hc_face_delete] face=%s", face_s); + + hc_connection_t connection; + if (hc_face_to_connection(face, &connection, false) < 0) { + ERROR("[hc_face_delete] Could not convert face to connection."); + return -1; + } + + if (_hcng_connection_delete(socket, &connection) < 0) { + ERROR("[hc_face_delete] Error removing connection"); + return -1; + } + + if (!delete_listener) { + return 0; + } + + /* If this is the last connection attached to the listener, remove it */ + + hc_data_t *connections; + hc_listener_t listener = {{0}}; + + /* + * Ensure we have a corresponding local listener + * NOTE: hc_face_to_listener is not appropriate + */ + if (hc_connection_to_local_listener(&connection, &listener) < 0) { + ERROR("[hc_face_create] Could not convert face to local listener."); + return -1; + } +#if 1 + /* + * The name is generated to prepare listener creation, we need it to be + * empty for deletion. The id should not need to be reset though. + */ + listener.id = 0; + memset(listener.name, 0, sizeof(listener.name)); +#endif + if (_hcng_connection_list(socket, &connections) < 0) { + ERROR("[hc_face_delete] Error getting the list of listeners"); + return -1; + } + + bool delete = true; + foreach_connection(c, connections) { + if ((ip_address_cmp(&c->local_addr, &listener.local_addr, c->family) == + 0) && + (c->local_port == listener.local_port) && + (strcmp(c->interface_name, listener.interface_name) == 0)) { + delete = false; + } + } + + if (delete) { + if (_hcng_listener_delete(socket, &listener) < 0) { + ERROR("[hc_face_delete] Error removing listener"); + return -1; + } + } + + hc_data_free(connections); + + return 0; +} + +/* FACE LIST */ + +static int _hcng_face_list(hc_sock_t *socket, hc_data_t **pdata) { + hc_data_t *connection_data; + hc_face_t face; + + DEBUG("[hc_face_list]"); + + if (_hcng_connection_list(socket, &connection_data) < 0) { + ERROR("[hc_face_list] Could not list connections."); + return -1; + } + + hc_data_t *face_data = + hc_data_create(sizeof(hc_connection_t), sizeof(hc_face_t), NULL); + foreach_connection(c, connection_data) { + if (hc_connection_to_face(c, &face) < 0) { + ERROR("[hc_face_list] Could not convert connection to face."); + goto ERR; + } + hc_data_push(face_data, &face); + } + + *pdata = face_data; + hc_data_free(connection_data); + DEBUG("[hc_face_list] done"); + return 0; + +ERR: + hc_data_free(connection_data); + DEBUG("[hc_face_list] error"); + return -1; +} + +static int hc_connection_parse_to_face(void *in, hc_face_t *face) { + hc_connection_t connection; + + if (hc_connection_parse(in, &connection) < 0) { + ERROR("[hc_connection_parse_to_face] Could not parse connection"); + return -1; + } + + if (hc_connection_to_face(&connection, face) < 0) { + ERROR( + "[hc_connection_parse_to_face] Could not convert connection to " + "face."); + return -1; + } + + return 0; +} + +static int _hcng_face_list_async(hc_sock_t *socket) { + struct { + cmd_header_t hdr; + } msg = { + .hdr = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CONNECTION_LIST, + .length = 0, + .seq_num = 0, + }, + }; + + hc_command_params_t params = { + .cmd = ACTION_LIST, + .cmd_id = COMMAND_TYPE_CONNECTION_LIST, + .size_in = sizeof(cmd_connection_list_item_t), + .size_out = sizeof(hc_face_t), + .parse = (HC_PARSE)hc_connection_parse_to_face, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, true); +} + +static int _hcng_face_set_admin_state(hc_sock_t *s, const char *conn_id_or_name, + face_state_t admin_state) { + return hc_connection_set_admin_state(s, conn_id_or_name, admin_state); +} + +#ifdef WITH_POLICY +static int _hcng_face_set_priority(hc_sock_t *s, const char *conn_id_or_name, + uint32_t priority) { + return hc_connection_set_priority(s, conn_id_or_name, priority); +} + +static int _hcng_face_set_tags(hc_sock_t *s, const char *conn_id_or_name, + policy_tags_t tags) { + return hc_connection_set_tags(s, conn_id_or_name, tags); +} +#endif // WITH_POLICY + +/*----------------------------------------------------------------------------* + * Punting + *----------------------------------------------------------------------------*/ + +static int _hcng_punting_create_internal(hc_sock_t *socket, + hc_punting_t *punting, bool async) { + int rc; + + if (hc_punting_validate(punting) < 0) return -1; + + struct { + cmd_header_t hdr; + cmd_punting_add_t payload; + } msg = {.hdr = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_PUNTING_ADD, + .length = 1, + .seq_num = 0, + }, + .payload = { + .address = punting->prefix, + .family = punting->family, + .len = punting->prefix_len, + }}; + rc = snprintf(msg.payload.symbolic_or_connid, SYMBOLIC_NAME_LEN, "%d", + punting->face_id); + if (rc >= SYMBOLIC_NAME_LEN) + WARN("[_hc_punting_create] Unexpected truncation of symbolic name string"); + + hc_command_params_t params = { + .cmd = ACTION_CREATE, + .cmd_id = COMMAND_TYPE_PUNTING_ADD, + .size_in = sizeof(cmd_punting_add_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, async); +} + +static int _hcng_punting_create(hc_sock_t *s, hc_punting_t *punting) { + return _hcng_punting_create_internal(s, punting, false); +} + +static int _hcng_punting_create_async(hc_sock_t *s, hc_punting_t *punting) { + return _hcng_punting_create_internal(s, punting, true); +} + +static int _hcng_punting_get(hc_sock_t *s, hc_punting_t *punting, + hc_punting_t **punting_found) { + ERROR("hc_punting_get not (yet) implemented."); + return -1; +} + +static int _hcng_punting_delete(hc_sock_t *s, hc_punting_t *punting) { + ERROR("hc_punting_delete not (yet) implemented."); + return -1; +} + +#if 0 +static int hc_punting_parse(void * in, hc_punting_t * punting) +{ + ERROR("hc_punting_parse not (yet) implemented."); + return -1; +} +#endif + +static int _hcng_punting_list(hc_sock_t *s, hc_data_t **pdata) { + ERROR("hc_punting_list not (yet) implemented."); + return -1; +} + +/*----------------------------------------------------------------------------* + * Cache + *----------------------------------------------------------------------------*/ + +/* CACHE SET STORE */ + +static int _hcng_cache_set_store_internal(hc_sock_t *socket, hc_cache_t *cache, + bool async) { + msg_cache_set_store_t msg = { + .header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CACHE_SET_STORE, + .length = 1, + .seq_num = 0, + }, + .payload = { + .activate = cache->store, + }}; + + hc_command_params_t params = { + .cmd = ACTION_STORE, + .cmd_id = COMMAND_TYPE_CACHE_SET_STORE, + .size_in = sizeof(cmd_cache_set_store_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, async); +} + +static int _hcng_cache_set_store(hc_sock_t *s, hc_cache_t *cache) { + return _hcng_cache_set_store_internal(s, cache, false); +} + +static int _hcng_cache_set_store_async(hc_sock_t *s, hc_cache_t *cache) { + return _hcng_cache_set_store_internal(s, cache, true); +} + +/* CACHE SET SERVE */ + +static int _hcng_cache_set_serve_internal(hc_sock_t *socket, hc_cache_t *cache, + bool async) { + msg_cache_set_serve_t msg = { + .header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CACHE_SET_SERVE, + .length = 1, + .seq_num = 0, + }, + .payload = { + .activate = cache->serve, + }}; + + hc_command_params_t params = { + .cmd = ACTION_SERVE, + .cmd_id = COMMAND_TYPE_CACHE_SET_SERVE, + .size_in = sizeof(cmd_cache_set_serve_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, async); +} + +static int _hcng_cache_set_serve(hc_sock_t *s, hc_cache_t *cache) { + return _hcng_cache_set_serve_internal(s, cache, false); +} + +static int _hcng_cache_set_serve_async(hc_sock_t *s, hc_cache_t *cache) { + return _hcng_cache_set_serve_internal(s, cache, true); +} + +/* CACHE CLEAR */ + +static int _hcng_cache_clear_internal(hc_sock_t *socket, hc_cache_t *cache, + bool async) { + msg_cache_clear_t msg = {.header = { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CACHE_CLEAR, + .length = 1, + .seq_num = 0, + }}; + + hc_command_params_t params = { + .cmd = ACTION_CLEAR, + .cmd_id = COMMAND_TYPE_CACHE_CLEAR, + .size_in = sizeof(cmd_cache_clear_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, async); +} + +static int _hcng_cache_clear(hc_sock_t *s, hc_cache_t *cache) { + return _hcng_cache_clear_internal(s, cache, false); +} + +/* CACHE PARSE */ + +static int hc_cache_parse(void *in, hc_cache_info_t *cache_info) { + cmd_cache_list_reply_t *item = (cmd_cache_list_reply_t *)in; + *cache_info = (hc_cache_info_t){.store = item->store_in_cs, + .serve = item->serve_from_cs, + .cs_size = item->cs_size, + .num_stale_entries = item->num_stale_entries}; + + return 0; +} + +/* CACHE LIST */ + +static hc_result_t *_hcng_cache_list_serialize(hc_sock_t *socket, + hc_data_t **pdata, bool async) { + hc_result_t *res = malloc(sizeof(*res)); + DEBUG("[hc_cache_list] async=%s", BOOLSTR(async)); + + msg_cache_list_t msg = {.header = { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_CACHE_LIST, + .length = 0, + .seq_num = 0, + }}; + + hc_command_params_t params = { + .cmd = ACTION_LIST, + .cmd_id = COMMAND_TYPE_CACHE_LIST, + .size_in = sizeof(cmd_cache_list_reply_t), + .size_out = sizeof(hc_cache_info_t), + .parse = (HC_PARSE)hc_cache_parse, + }; + + *res = (hc_result_t){ + .msg = + (hc_msg_t){ + .hdr = msg.header, + .payload.cache_list = msg.payload, + }, + .params = params, + .async = async, + .success = true, + }; + return res; +} + +static int _hcng_cache_list_internal(hc_sock_t *socket, hc_data_t **pdata, + bool async) { + hc_result_t *result = _hcng_cache_list_serialize(socket, pdata, async); + + int ret = INPUT_ERROR; + if (result->success) { + ret = _hcng_execute_command(socket, (hc_msg_t *)&result->msg, + sizeof(result->msg), &result->params, pdata, + result->async); + } + + hc_result_free(result); + return ret; +} + +static int _hcng_cache_list(hc_sock_t *s, hc_data_t **pdata) { + return _hcng_cache_list_internal(s, pdata, false); +} + +/*----------------------------------------------------------------------------* + * Strategy + *----------------------------------------------------------------------------*/ + +// per prefix +static hc_result_t *_strategy_set_serialize(hc_sock_t *socket, + hc_strategy_t *strategy) { + hc_result_t *res = malloc(sizeof(*res)); + + char strategy_s[MAXSZ_HC_STRATEGY]; + int rc = strcpy_s(strategy->name, MAXSZ_STRATEGY_NAME, + strategy_str(strategy->type)); + if (rc != EOK) goto ERR; + rc = hc_strategy_snprintf(strategy_s, MAXSZ_HC_STRATEGY, strategy); + if (rc >= MAXSZ_HC_STRATEGY) + WARN("[_hcng_strategy_create] Unexpected truncation of strategy string"); + DEBUG("[_hcng_strategy_create] strategy=%s", strategy_s); + + if (!IS_VALID_FAMILY(strategy->family) || + !IS_VALID_STRATEGY_TYPE(strategy->type)) { + goto ERR; + } + + msg_strategy_set_t msg = {.header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_STRATEGY_SET, + .length = 1, + .seq_num = 0, + }, + .payload = { + .address = strategy->address, + .family = strategy->family, + .len = strategy->len, + .type = strategy->type, + }}; + + hc_command_params_t params = { + .cmd = ACTION_SET, + .cmd_id = COMMAND_TYPE_STRATEGY_SET, + .size_in = sizeof(cmd_strategy_set_t), + .size_out = 0, + .parse = NULL, + }; + + *res = (hc_result_t){ + .msg = + (hc_msg_t){ + .hdr = msg.header, + .payload.strategy_set = msg.payload, + }, + .params = params, + .async = false, + .success = true, + }; + return res; + +ERR: + res->success = false; + return res; +} + +static hc_result_t *_strategy_add_local_prefix_serialize( + hc_sock_t *socket, hc_strategy_t *strategy) { + hc_result_t *res = malloc(sizeof(*res)); + + char strategy_s[MAXSZ_HC_STRATEGY]; + int rc = strcpy_s(strategy->name, MAXSZ_STRATEGY_NAME, + strategy_str(strategy->type)); + if (rc != EOK) goto ERR; + rc = hc_strategy_snprintf(strategy_s, MAXSZ_HC_STRATEGY, strategy); + if (rc >= MAXSZ_HC_STRATEGY) + WARN("[_hcng_strategy_create] Unexpected truncation of strategy string"); + DEBUG("[_hcng_strategy_create] strategy=%s", strategy_s); + + if (!IS_VALID_FAMILY(strategy->family) || + !IS_VALID_STRATEGY_TYPE(strategy->type) || + !IS_VALID_FAMILY(strategy->local_family)) { + goto ERR; + } + + msg_strategy_add_local_prefix_t msg = { + .header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_STRATEGY_ADD_LOCAL_PREFIX, + .length = 1, + .seq_num = 0, + }, + .payload = { + .type = strategy->type, + .address = strategy->address, + .family = strategy->family, + .len = strategy->len, + .local_address = strategy->local_address, + .local_family = strategy->local_family, + .local_len = strategy->local_len, + }}; + + hc_command_params_t params = { + .cmd = ACTION_SET, + .cmd_id = COMMAND_TYPE_STRATEGY_ADD_LOCAL_PREFIX, + .size_in = sizeof(cmd_strategy_add_local_prefix_t), + .size_out = 0, + .parse = NULL, + }; + + *res = (hc_result_t){ + .msg = + (hc_msg_t){ + .hdr = msg.header, + .payload.strategy_add_local_prefix = msg.payload, + }, + .params = params, + .async = false, + .success = true, + }; + return res; + +ERR: + res->success = false; + return res; +} + +static hc_result_t *_hcng_strategy_set_conf(hc_sock_t *s, + hc_strategy_t *strategy) { + return _strategy_set_serialize(s, strategy); +} + +static int _hcng_strategy_set(hc_sock_t *socket, hc_strategy_t *strategy) { + hc_result_t *result = _strategy_set_serialize(socket, strategy); + + int ret = INPUT_ERROR; + if (result->success) { + ret = _hcng_execute_command(socket, (hc_msg_t *)&result->msg, + sizeof(result->msg), &result->params, NULL, + result->async); + } + + hc_result_free(result); + return ret; +} + +static hc_result_t *_hcng_strategy_add_local_prefix_conf( + hc_sock_t *s, hc_strategy_t *strategy) { + return _strategy_add_local_prefix_serialize(s, strategy); +} + +static int _hcng_strategy_add_local_prefix(hc_sock_t *socket, + hc_strategy_t *strategy) { + hc_result_t *result = _strategy_add_local_prefix_serialize(socket, strategy); + + int ret = INPUT_ERROR; + if (result->success) { + ret = _hcng_execute_command(socket, (hc_msg_t *)&result->msg, + sizeof(result->msg), &result->params, NULL, + result->async); + } + + hc_result_free(result); + return ret; +} + +/* How to retrieve that from the forwarder ? */ +static const char *strategies[] = { + "random", + "load_balancer", +}; + +#define ARRAY_SIZE(array) (sizeof(array) / sizeof(*array)) + +static int _hcng_strategy_list(hc_sock_t *s, hc_data_t **data) { + int rc; + + *data = hc_data_create(0, sizeof(hc_strategy_t), NULL); + + for (unsigned i = 0; i < ARRAY_SIZE(strategies); i++) { + hc_strategy_t *strategy = (hc_strategy_t *)hc_data_get_next(*data); + if (!strategy) return -1; + rc = snprintf(strategy->name, MAXSZ_STRATEGY_NAME, "%s", strategies[i]); + if (rc >= MAXSZ_STRATEGY_NAME) + WARN("[hc_strategy_list] Unexpected truncation of strategy name string"); + (*data)->size++; + } + + return 0; +} + +/*----------------------------------------------------------------------------* + * WLDR + *----------------------------------------------------------------------------*/ + +// per connection +static int _hcng_wldr_set(hc_sock_t *s /* XXX */) { return 0; } + +/*----------------------------------------------------------------------------* + * MAP-Me + *----------------------------------------------------------------------------*/ + +static int _hcng_mapme_set(hc_sock_t *socket, int enabled) { + msg_mapme_enable_t msg = {.header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_MAPME_ENABLE, + .length = 1, + .seq_num = 0, + }, + .payload = { + .activate = enabled, + }}; + + hc_command_params_t params = { + .cmd = ACTION_SET, + .cmd_id = COMMAND_TYPE_MAPME_ENABLE, + .size_in = sizeof(cmd_mapme_enable_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, false); +} + +static int _hcng_mapme_set_discovery(hc_sock_t *socket, int enabled) { + msg_mapme_enable_t msg = { + .header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_MAPME_SET_DISCOVERY, + .length = 1, + .seq_num = 0, + }, + .payload = { + .activate = enabled, + }}; + + hc_command_params_t params = { + .cmd = ACTION_SET, + .cmd_id = COMMAND_TYPE_MAPME_SET_DISCOVERY, + .size_in = sizeof(cmd_mapme_set_discovery_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, false); +} + +static int _hcng_mapme_set_timescale(hc_sock_t *socket, uint32_t timescale) { + msg_mapme_set_timescale_t msg = { + .header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_MAPME_SET_TIMESCALE, + .length = 1, + .seq_num = 0, + }, + .payload = { + .timePeriod = timescale, + }}; + + hc_command_params_t params = { + .cmd = ACTION_SET, + .cmd_id = COMMAND_TYPE_MAPME_SET_TIMESCALE, + .size_in = sizeof(cmd_mapme_set_timescale_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, false); +} + +static int _hcng_mapme_set_retx(hc_sock_t *socket, uint32_t timescale) { + msg_mapme_set_retx_t msg = {.header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_MAPME_SET_RETX, + .length = 1, + .seq_num = 0, + }, + .payload = { + .timePeriod = timescale, + }}; + + hc_command_params_t params = { + .cmd = ACTION_SET, + .cmd_id = COMMAND_TYPE_MAPME_SET_RETX, + .size_in = sizeof(msg_mapme_set_retx_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, false); +} + +static int _hcng_mapme_send_update(hc_sock_t *socket, hc_mapme_t *mapme) { + if (!IS_VALID_FAMILY(mapme->family)) return -1; + + msg_mapme_send_update_t msg = { + .header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_MAPME_SEND_UPDATE, + .length = 1, + .seq_num = 0, + }, + }; + + hc_command_params_t params = { + .cmd = ACTION_UPDATE, + .cmd_id = COMMAND_TYPE_MAPME_SEND_UPDATE, + .size_in = sizeof(msg_mapme_send_update_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, false); +} + +/*----------------------------------------------------------------------------* + * Policy + *----------------------------------------------------------------------------*/ + +#ifdef WITH_POLICY + +/* POLICY CREATE */ + +static int _hcng_policy_create_internal(hc_sock_t *socket, hc_policy_t *policy, + bool async) { + if (!IS_VALID_FAMILY(policy->family)) return -1; + + struct { + cmd_header_t hdr; + cmd_policy_add_t payload; + } msg = {.hdr = + { + .message_type = REQUEST_LIGHT, + COMMAND_TYPE_POLICY_ADD, + .length = 1, + .seq_num = 0, + }, + .payload = { + .address = policy->remote_addr, + .family = policy->family, + .len = policy->len, + .policy = policy->policy, + }}; + + hc_command_params_t params = { + .cmd = ACTION_CREATE, + .cmd_id = COMMAND_TYPE_POLICY_ADD, + .size_in = sizeof(cmd_policy_add_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, async); +} + +static int _hcng_policy_create(hc_sock_t *s, hc_policy_t *policy) { + return _hcng_policy_create_internal(s, policy, false); +} + +static int _hcng_policy_create_async(hc_sock_t *s, hc_policy_t *policy) { + return _hcng_policy_create_internal(s, policy, true); +} + +/* POLICY DELETE */ + +static int _hcng_policy_delete_internal(hc_sock_t *socket, hc_policy_t *policy, + bool async) { + if (!IS_VALID_FAMILY(policy->family)) return -1; + + struct { + cmd_header_t hdr; + cmd_policy_remove_t payload; + } msg = {.hdr = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_POLICY_REMOVE, + .length = 1, + .seq_num = 0, + }, + .payload = { + .address = policy->remote_addr, + .family = policy->family, + .len = policy->len, + }}; + + hc_command_params_t params = { + .cmd = ACTION_DELETE, + .cmd_id = COMMAND_TYPE_POLICY_REMOVE, + .size_in = sizeof(cmd_policy_remove_t), + .size_out = 0, + .parse = NULL, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + NULL, async); +} + +static int _hcng_policy_delete(hc_sock_t *s, hc_policy_t *policy) { + return _hcng_policy_delete_internal(s, policy, false); +} + +static int _hcng_policy_delete_async(hc_sock_t *s, hc_policy_t *policy) { + return _hcng_policy_delete_internal(s, policy, true); +} + +/* POLICY PARSE */ + +static int hc_policy_parse(void *in, hc_policy_t *policy) { + cmd_policy_list_item_t *item = (cmd_policy_list_item_t *)in; + + if (!IS_VALID_ADDRESS(&item->address, item->family)) { + ERROR("[hc_policy_parse] Invalid address"); + return -1; + } + if (!IS_VALID_FAMILY(item->family)) { + ERROR("[hc_policy_parse] Invalid family"); + return -1; + } + if (!IS_VALID_PREFIX_LEN(item->len)) { + ERROR("[hc_policy_parse] Invalid len"); + return -1; + } + if (!IS_VALID_POLICY(item->policy)) { + ERROR("[hc_policy_parse] Invalid policy"); + return -1; + } + + *policy = (hc_policy_t){ + .family = item->family, + .remote_addr = item->address, + .len = item->len, + .policy = item->policy, + }; + return 0; +} + +/* POLICY LIST */ + +static int _hcng_policy_list_internal(hc_sock_t *socket, hc_data_t **pdata, + bool async) { + struct { + cmd_header_t hdr; + } msg = { + .hdr = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_POLICY_LIST, + .length = 0, + .seq_num = 0, + }, + }; + + hc_command_params_t params = { + .cmd = ACTION_LIST, + .cmd_id = COMMAND_TYPE_POLICY_LIST, + .size_in = sizeof(cmd_policy_list_item_t), + .size_out = sizeof(hc_policy_t), + .parse = (HC_PARSE)hc_policy_parse, + }; + + return _hcng_execute_command(socket, (hc_msg_t *)&msg, sizeof(msg), ¶ms, + pdata, async); +} + +static int _hcng_policy_list(hc_sock_t *s, hc_data_t **pdata) { + return _hcng_policy_list_internal(s, pdata, false); +} + +static int _hcng_policy_list_async(hc_sock_t *s, hc_data_t **pdata) { + return _hcng_policy_list_internal(s, pdata, true); +} + +#endif /* WITH_POLICY */ + +/*----------------------------------------------------------------------------* + * Subscriptioins + *----------------------------------------------------------------------------*/ + +/* SUBSCRIPTION CREATE */ + +static hc_result_t *_subscription_create_serialize( + hc_sock_t *s, hc_subscription_t *subscription) { + msg_subscription_add_t msg = { + .header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_SUBSCRIPTION_ADD, + .length = 1, + .seq_num = 0, + }, + .payload = {.topics = subscription->topics}}; + + hc_command_params_t params = { + .cmd = ACTION_CREATE, + .cmd_id = COMMAND_TYPE_SUBSCRIPTION_ADD, + .size_in = sizeof(cmd_subscription_add_t), + .size_out = 0, + .parse = NULL, + }; + + hc_result_t *res = malloc(sizeof(*res)); + *res = (hc_result_t){ + .msg = + (hc_msg_t){ + .hdr = msg.header, + .payload.subscription_add = msg.payload, + }, + .params = params, + .async = false, + .success = true, + }; + return res; +} + +static hc_result_t *_hcng_subscription_create_conf( + hc_sock_t *s, hc_subscription_t *subscription) { + return _subscription_create_serialize(s, subscription); +} + +static int _hcng_subscription_create(hc_sock_t *socket, + hc_subscription_t *subscriiption) { + hc_result_t *result = _subscription_create_serialize(socket, subscriiption); + + int ret = INPUT_ERROR; + if (result->success) { + ret = _hcng_execute_command(socket, (hc_msg_t *)&result->msg, + sizeof(result->msg), &result->params, NULL, + result->async); + } + + hc_result_free(result); + return ret; +} + +/* SUBSCRIPTION DELETE */ + +static hc_result_t *_subscription_delete_serialize( + hc_sock_t *s, hc_subscription_t *subscription) { + msg_subscription_remove_t msg = { + .header = + { + .message_type = REQUEST_LIGHT, + .command_id = COMMAND_TYPE_SUBSCRIPTION_REMOVE, + .length = 1, + .seq_num = 0, + }, + .payload = {.topics = subscription->topics}}; + + hc_command_params_t params = { + .cmd = ACTION_DELETE, + .cmd_id = COMMAND_TYPE_SUBSCRIPTION_REMOVE, + .size_in = sizeof(cmd_subscription_remove_t), + .size_out = 0, + .parse = NULL, + }; + + hc_result_t *res = malloc(sizeof(*res)); + *res = (hc_result_t){ + .msg = + (hc_msg_t){ + .hdr = msg.header, + .payload.subscription_remove = msg.payload, + }, + .params = params, + .async = false, + .success = true, + }; + return res; +} + +static hc_result_t *_hcng_subscription_delete_conf( + hc_sock_t *s, hc_subscription_t *subscription) { + return _subscription_delete_serialize(s, subscription); +} + +static int _hcng_subscription_delete(hc_sock_t *socket, + hc_subscription_t *subscriiption) { + hc_result_t *result = _subscription_delete_serialize(socket, subscriiption); + + int ret = INPUT_ERROR; + if (result->success) { + ret = _hcng_execute_command(socket, (hc_msg_t *)&result->msg, + sizeof(result->msg), &result->params, NULL, + result->async); + } + + hc_result_free(result); + return ret; +} + +/* RESULT */ +hc_msg_t *_hcng_result_get_msg(hc_result_t *result) { return &result->msg; } +int _hcng_result_get_cmd_id(hc_result_t *result) { + return result->params.cmd_id; +} +bool _hcng_result_get_success(hc_result_t *result) { return result->success; } + +static hc_sock_t hc_sock_light_ng_interface = (hc_sock_t){ + .hc_sock_get_next_seq = _hcng_sock_light_get_next_seq, + .hc_sock_set_nonblocking = _hcng_sock_light_set_nonblocking, + .hc_sock_get_fd = _hcng_sock_light_get_fd, + .hc_sock_connect = _hcng_sock_light_connect, + .hc_sock_get_available = _hcng_sock_light_get_available, + .hc_sock_send = _hcng_sock_light_send, + .hc_sock_recv = _hcng_sock_light_recv, + .hc_sock_process = _hcng_sock_light_process, + .hc_sock_callback = _hcng_sock_light_callback, + .hc_sock_reset = _hcng_sock_light_reset, + .hc_sock_free = _hcng_sock_light_free, + .hc_sock_increment_woff = _hcng_sock_increment_woff, + .hc_sock_prepare_send = _hcng_sock_prepare_send, + .hc_sock_set_recv_timeout_ms = _hcng_sock_set_recv_timeout_ms, + .hc_listener_create = _hcng_listener_create, + .hc_listener_create_async = _hcng_listener_create_async, + .hc_listener_get = _hcng_listener_get, + .hc_listener_delete = _hcng_listener_delete, + .hc_listener_delete_async = _hcng_listener_delete_async, + .hc_listener_list = _hcng_listener_list, + .hc_listener_list_async = _hcng_listener_list_async, + .hc_connection_create = _hcng_connection_create, + .hc_connection_create_async = _hcng_connection_create_async, + .hc_connection_get = _hcng_connection_get, + .hc_connection_update_by_id = _hcng_connection_update_by_id, + .hc_connection_update = _hcng_connection_update, + .hc_connection_delete = _hcng_connection_delete, + .hc_connection_delete_async = _hcng_connection_delete_async, + .hc_connection_list = _hcng_connection_list, + .hc_connection_list_async = _hcng_connection_list_async, + .hc_connection_set_admin_state = _hcng_connection_set_admin_state, + .hc_connection_set_admin_state_async = + _hcng_connection_set_admin_state_async, + +#ifdef WITH_POLICY + .hc_connection_set_priority = _hcng_connection_set_priority, + .hc_connection_set_priority_async = _hcng_connection_set_priority_async, + .hc_connection_set_tags = _hcng_connection_set_tags, + .hc_connection_set_tags_async = _hcng_connection_set_tags_async, +#endif // WITH_POLICY + + .hc_face_create = _hcng_face_create, + .hc_face_get = _hcng_face_get, + .hc_face_delete = _hcng_face_delete, + .hc_face_list = _hcng_face_list, + .hc_face_list_async = _hcng_face_list_async, + .hc_face_set_admin_state = _hcng_face_set_admin_state, + +#ifdef WITH_POLICY + .hc_face_set_priority = _hcng_face_set_priority, + .hc_face_set_tags = _hcng_face_set_tags, +#endif // WITH_POLICY + .hc_subscription_create = _hcng_subscription_create, + .hc_subscription_delete = _hcng_subscription_delete, + + .hc_route_create = _hcng_route_create, + .hc_route_create_async = _hcng_route_create_async, + .hc_route_delete = _hcng_route_delete, + .hc_route_delete_async = _hcng_route_delete_async, + .hc_route_list = _hcng_route_list, + .hc_route_list_async = _hcng_route_list_async, + + .hc_punting_create = _hcng_punting_create, + .hc_punting_create_async = _hcng_punting_create_async, + .hc_punting_get = _hcng_punting_get, + .hc_punting_delete = _hcng_punting_delete, + .hc_punting_list = _hcng_punting_list, + + .hc_cache_set_store = _hcng_cache_set_store, + .hc_cache_set_store_async = _hcng_cache_set_store_async, + .hc_cache_set_serve = _hcng_cache_set_serve, + .hc_cache_set_serve_async = _hcng_cache_set_serve_async, + .hc_cache_clear = _hcng_cache_clear, + .hc_cache_list = _hcng_cache_list, + + .hc_strategy_list = _hcng_strategy_list, + .hc_strategy_set = _hcng_strategy_set, + .hc_strategy_add_local_prefix = _hcng_strategy_add_local_prefix, + .hc_wldr_set = _hcng_wldr_set, + + .hc_mapme_set = _hcng_mapme_set, + .hc_mapme_set_discovery = _hcng_mapme_set_discovery, + .hc_mapme_set_timescale = _hcng_mapme_set_timescale, + .hc_mapme_set_retx = _hcng_mapme_set_retx, + .hc_mapme_send_update = _hcng_mapme_send_update, + +#ifdef WITH_POLICY + .hc_policy_create = _hcng_policy_create, + .hc_policy_create_async = _hcng_policy_create_async, + .hc_policy_delete = _hcng_policy_delete, + .hc_policy_delete_async = _hcng_policy_delete_async, + .hc_policy_list = _hcng_policy_list, + .hc_policy_list_async = _hcng_policy_list_async, +#endif // WITH_POLICY + + .hc_listener_create_conf = _hcng_listener_create_conf, + .hc_listener_list_conf = _hcng_listener_list_conf, + .hc_connection_create_conf = _hcng_connection_create_conf, + .hc_connection_delete_conf = _hcng_connection_delete_conf, + .hc_route_create_conf = _hcng_route_create_conf, + .hc_strategy_set_conf = _hcng_strategy_set_conf, + .hc_strategy_add_local_prefix_conf = _hcng_strategy_add_local_prefix_conf, + .hc_subscription_create_conf = _hcng_subscription_create_conf, + .hc_subscription_delete_conf = _hcng_subscription_delete_conf, + + .hc_result_get_msg = _hcng_result_get_msg, + .hc_result_get_cmd_id = _hcng_result_get_cmd_id, + .hc_result_get_success = _hcng_result_get_success, +}; + +// Public contructors + +hc_sock_t *_hc_sock_create_url(const char *url) { + hc_sock_light_t *s = malloc(sizeof(hc_sock_light_t)); + if (!s) goto ERR_MALLOC; + + s->vft = hc_sock_light_ng_interface; + s->url = url ? strdup(url) : NULL; + + s->fd = socket(AF_INET, SOCK_DGRAM, 0); + if (s->fd < 0) goto ERR_SOCKET; + + if (_hcng_sock_set_recv_timeout_ms((hc_sock_t *)s, + DEFAULT_SOCK_RECV_TIMEOUT_MS) < 0) + goto ERR_SOCKET; + + if (_hcng_sock_light_reset((hc_sock_t *)s) < 0) goto ERR_RESET; + + s->seq = 0; + s->cur_request = NULL; + + s->map = hc_sock_map_create(); + if (!s->map) goto ERR_MAP; + + return (hc_sock_t *)(s); + + // hc_sock_light_map_free(s->map); +ERR_MAP: +ERR_RESET: + if (s->url) free(s->url); + close(s->fd); +ERR_SOCKET: + free(s); +ERR_MALLOC: + return NULL; +} diff --git a/ctrl/libhicnctrl/src/modules/hicn_plugin_api.c b/ctrl/libhicnctrl/src/modules/hicn_plugin_api.c index e59a2e41e..6d1baa786 100644 --- a/ctrl/libhicnctrl/src/modules/hicn_plugin_api.c +++ b/ctrl/libhicnctrl/src/modules/hicn_plugin_api.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017-2020 Cisco and/or its affiliates. + * Copyright (c) 2021 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: @@ -18,8 +18,6 @@ * \brief Implementation of hICN control library API */ -#include "api_private.h" - #include <assert.h> // assert #include <fcntl.h> // fcntl #include <math.h> // log2 @@ -29,40 +27,10 @@ #include <sys/socket.h> // socket #include <unistd.h> // close, fcntl #include <vapi/vapi_safe.h> -#include <vapi/hicn.api.vapi.h> -#include <vapi/ip.api.vapi.h> -#include <vapi/udp.api.vapi.h> -#include <vapi/interface.api.vapi.h> - - -#if __GNUC__ >= 9 -#pragma GCC diagnostic ignored "-Waddress-of-packed-member" -#endif - -#include <vnet/ip/ip46_address.h> - -#if __GNUC__ >= 9 -#pragma GCC diagnostic pop -#endif - -#define APP_NAME "hicn_plugin" -#define MAX_OUTSTANDING_REQUESTS 4 -#define RESPONSE_QUEUE_SIZE 2 - -DEFINE_VAPI_MSG_IDS_HICN_API_JSON -DEFINE_VAPI_MSG_IDS_INTERFACE_API_JSON -DEFINE_VAPI_MSG_IDS_IP_API_JSON -DEFINE_VAPI_MSG_IDS_UDP_API_JSON +#include <vppinfra/clib.h> +#include <vpp_plugins/hicn/error.h> -typedef struct { - vapi_ctx_t g_vapi_ctx_instance; - bool async; -} vapi_skc_ctx_t; - -vapi_skc_ctx_t vapi_skc = { - .g_vapi_ctx_instance = NULL, - .async = false, -}; +#include "api_private.h" /** * Messages to the forwarder might be multiplexed thanks to the seqNum fields in @@ -81,7 +49,6 @@ struct hc_sock_vpp_s { vapi_ctx_t g_vapi_ctx_instance; char *url; - int fd; size_t roff; /**< Read offset */ size_t woff; /**< Write offset */ @@ -94,43 +61,42 @@ struct hc_sock_vpp_s { typedef struct hc_sock_vpp_s hc_sock_vpp_t; -#define TO_HC_SOCK_VPP(s) (hc_sock_vpp_t*)(s) +#define TO_HC_SOCK_VPP(s) (hc_sock_vpp_t *)(s) /****************************************************************************** * Message helper types and aliases ******************************************************************************/ -#define foreach_hc_command \ - _(hicn_api_node_params_set) \ - _(hicn_api_node_params_set_reply) \ - _(hicn_api_node_params_get_reply) \ - _(hicn_api_node_stats_get_reply) \ - _(hicn_api_face_get) \ - _(hicn_api_faces_details) \ - _(hicn_api_face_stats_details) \ - _(hicn_api_face_get_reply) \ - _(hicn_api_route_get) \ - _(hicn_api_route_get_reply) \ - _(hicn_api_routes_details) \ - _(hicn_api_strategies_get_reply) \ - _(hicn_api_strategy_get) \ +#define foreach_hc_command \ + _(hicn_api_node_params_set) \ + _(hicn_api_node_params_set_reply) \ + _(hicn_api_node_params_get_reply) \ + _(hicn_api_node_stats_get_reply) \ + _(hicn_api_face_get) \ + _(hicn_api_faces_details) \ + _(hicn_api_face_stats_details) \ + _(hicn_api_face_get_reply) \ + _(hicn_api_route_get) \ + _(hicn_api_route_get_reply) \ + _(hicn_api_routes_details) \ + _(hicn_api_strategies_get_reply) \ + _(hicn_api_strategy_get) \ _(hicn_api_strategy_get_reply) - typedef vapi_type_msg_header2_t hc_msg_header_t; typedef union { -#define _(a) vapi_payload_ ## a a; +#define _(a) vapi_payload_##a a; foreach_hc_command #undef _ } hc_msg_payload_t; -typedef struct __attribute__ ((__packed__)) { +typedef struct __attribute__((__packed__)) { hc_msg_header_t hdr; hc_msg_payload_t payload; } hc_hicnp_t; -typedef void (* NTOH)(void *msg); +typedef void (*NTOH)(void *msg); typedef struct __attribute__((__packed__)) { hc_data_t *data; @@ -138,7 +104,7 @@ typedef struct __attribute__((__packed__)) { } callback_ctx_t; typedef struct __attribute__((__packed__)) { - hc_hicnp_t * hicnp_msg; + hc_hicnp_t *hicnp_msg; vapi_cb_t callback; callback_ctx_t *callback_ctx; NTOH ntoh; @@ -151,11 +117,9 @@ typedef struct __attribute__((__packed__)) { static void _hc_sock_vpp_free(hc_sock_t *socket) { hc_sock_vpp_t *s = TO_HC_SOCK_VPP(socket); if (s->url) free(s->url); - close(s->fd); free(s); vapi_disconnect_safe(); - vapi_skc.g_vapi_ctx_instance = NULL; } static int _hc_sock_vpp_get_next_seq(hc_sock_t *socket) { @@ -174,8 +138,7 @@ static int _hc_sock_vpp_get_fd(hc_sock_t *s) { return 1; } static int _hc_sock_vpp_connect(hc_sock_t *socket) { hc_sock_vpp_t *s = TO_HC_SOCK_VPP(socket); vapi_error_e rv = vapi_connect_safe(&s->g_vapi_ctx_instance, s->async); - if (rv != VAPI_OK) - goto ERR_CONNECT; + if (rv != VAPI_OK) goto ERR_CONNECT; return 0; @@ -184,7 +147,8 @@ ERR_CONNECT: return -1; } -static int _hc_sock_vpp_send(hc_sock_t *s, hc_msg_t *msg, size_t msglen, int seq) { +static int _hc_sock_vpp_send(hc_sock_t *s, hc_msg_t *msg, size_t msglen, + uint32_t seq) { return -1; } @@ -199,16 +163,16 @@ static int _hc_sock_vpp_recv(hc_sock_t *s) { } static int _hc_sock_vpp_process(hc_sock_t *s, hc_data_t **pdata) { - //NOT IMPLEMENTED + // NOT IMPLEMENTED return -1; } -static int _hc_sock_vpp_callback(hc_sock_t * socket, hc_data_t ** pdata) { +static int _hc_sock_vpp_callback(hc_sock_t *socket, hc_data_t **pdata) { // NOT IMPLEMENTED return -1; } -static int _hc_sock_vpp_reset(hc_sock_t * socket) { +static int _hc_sock_vpp_reset(hc_sock_t *socket) { // NOT IMPLEMENTED return -1; } @@ -217,7 +181,6 @@ static int _hc_sock_vpp_reset(hc_sock_t * socket) { * Command-specific structures and functions ******************************************************************************/ - /*----------------------------------------------------------------------------* * Listeners *----------------------------------------------------------------------------*/ @@ -236,7 +199,7 @@ static int _hc_listener_create_async(hc_sock_t *s, hc_listener_t *listener) { /* LISTENER GET */ static int _hc_listener_get(hc_sock_t *s, hc_listener_t *listener, - hc_listener_t **listener_found) { + hc_listener_t **listener_found) { // NOT IMPLEMENTED return -1; } @@ -253,33 +216,32 @@ static int _hc_listener_delete_async(hc_sock_t *s, hc_listener_t *listener) { return -1; } -static vapi_error_e process_ip_info(struct vapi_ctx_s *ctx, - void *callback_ctx, - vapi_error_e rv, - bool is_last, +static vapi_error_e process_ip_info(struct vapi_ctx_s *ctx, void *callback_ctx, + vapi_error_e rv, bool is_last, vapi_payload_ip_address_details *reply) { - - if (is_last) - return 0; + if (is_last) return 0; hc_data_t *data = (hc_data_t *)callback_ctx; if (data->size == data->current) { - data->buffer = realloc(data->buffer, sizeof(hc_listener_t) * data->size * 2); + data->buffer = + realloc(data->buffer, sizeof(hc_listener_t) * data->size * 2); - if (!data->buffer) - return VAPI_ENOMEM; + if (!data->buffer) return VAPI_ENOMEM; - data->size *=2; + data->size *= 2; } - hc_listener_t * listener = (hc_listener_t *)(data->buffer + data->current * sizeof(hc_listener_t)); + hc_listener_t *listener = + (hc_listener_t *)(data->buffer + data->current * sizeof(hc_listener_t)); + memset(listener, 0, sizeof(hc_listener_t)); - if(reply->prefix.address.af == ADDRESS_IP4) { - memcpy(listener->local_addr.v4.as_u8, reply->prefix.address.un.ip4, IPV4_ADDR_LEN); + if (reply->prefix.address.af == ADDRESS_IP4) { + memcpy(listener->local_addr.v4.as_u8, reply->prefix.address.un.ip4, + IPV4_ADDR_LEN); listener->family = AF_INET; - } - else { - memcpy(listener->local_addr.v6.as_u8, reply->prefix.address.un.ip6, IPV6_ADDR_LEN); + } else { + memcpy(listener->local_addr.v6.as_u8, reply->prefix.address.un.ip6, + IPV6_ADDR_LEN); listener->family = AF_INET6; } @@ -293,31 +255,26 @@ typedef struct { char interface_name[INTERFACE_LEN]; } hc_vapi_interface_t; -static vapi_error_e listener_list_complete_cb ( - struct vapi_ctx_s *ctx, - void *callback_ctx, - vapi_error_e rv, - bool is_last, - vapi_payload_sw_interface_details *reply) { +static vapi_error_e listener_list_complete_cb( + struct vapi_ctx_s *ctx, void *callback_ctx, vapi_error_e rv, bool is_last, + vapi_payload_sw_interface_details *reply) { + if (reply == NULL || rv != VAPI_OK) return rv; - if (reply == NULL || rv != VAPI_OK) - return rv; - - if (is_last) - return 0; + if (is_last) return 0; hc_data_t *data = (hc_data_t *)callback_ctx; if (data->size == data->current) { - data->buffer = realloc(data->buffer, sizeof(hc_vapi_interface_t) * data->size * 2); + data->buffer = + realloc(data->buffer, sizeof(hc_vapi_interface_t) * data->size * 2); - if (!data->buffer) - return VAPI_ENOMEM; + if (!data->buffer) return VAPI_ENOMEM; - data->size *=2; + data->size *= 2; } - hc_vapi_interface_t *swif = &((hc_vapi_interface_t*)data->buffer)[data->current]; + hc_vapi_interface_t *swif = + &((hc_vapi_interface_t *)data->buffer)[data->current]; swif[0].swif = reply->sw_if_index; memcpy(swif[0].interface_name, reply->interface_name, INTERFACE_LEN); @@ -327,7 +284,6 @@ static vapi_error_e listener_list_complete_cb ( return rv; } - /* LISTENER LIST */ static int _hc_listener_list(hc_sock_t *socket, hc_data_t **pdata) { hc_sock_vpp_t *s = TO_HC_SOCK_VPP(socket); @@ -344,14 +300,14 @@ static int _hc_listener_list(hc_sock_t *socket, hc_data_t **pdata) { hicnp_msg->payload.sw_if_index = ~0; hicnp_msg->payload.name_filter_valid = 0; - hc_data_t *data = hc_data_create(0, sizeof(hc_vapi_interface_t),NULL); + hc_data_t *data = hc_data_create(0, sizeof(hc_vapi_interface_t), NULL); if (!data) { retval = -1; goto END; } - hc_data_t *data2 = hc_data_create(0, 1,NULL); + hc_data_t *data2 = hc_data_create(0, 1, NULL); if (!data2) { retval = -1; @@ -362,12 +318,13 @@ static int _hc_listener_list(hc_sock_t *socket, hc_data_t **pdata) { data->size = 1; if (!data->buffer) { - free (data); + free(data); retval = -1; goto FREE_DATA; } - int ret = vapi_sw_interface_dump(s->g_vapi_ctx_instance, hicnp_msg, listener_list_complete_cb, data); + int ret = vapi_sw_interface_dump(s->g_vapi_ctx_instance, hicnp_msg, + listener_list_complete_cb, data); if (ret != VAPI_OK) { free(data->buffer); @@ -381,28 +338,34 @@ static int _hc_listener_list(hc_sock_t *socket, hc_data_t **pdata) { data2->out_element_size = 1; if (!data2->buffer) { - free (data2->buffer); - retval =1 -1; + free(data2->buffer); + retval = -1; goto CLEAN; } /* Query the forwarder for each interface */ - for(int i = 0; i < data->current; i++) { + for (int i = 0; i < data->current; i++) { int index = data2->current; - vapi_msg_ip_address_dump* msg = vapi_alloc_ip_address_dump(s->g_vapi_ctx_instance); + vapi_msg_ip_address_dump *msg = + vapi_alloc_ip_address_dump(s->g_vapi_ctx_instance); msg->payload.sw_if_index = ((hc_vapi_interface_t *)data->buffer)[i].swif; msg->payload.is_ipv6 = 0; - retval = vapi_ip_address_dump(s->g_vapi_ctx_instance, msg, process_ip_info, data2); - vapi_msg_ip_address_dump* msg2 = vapi_alloc_ip_address_dump(s->g_vapi_ctx_instance); + retval = vapi_ip_address_dump(s->g_vapi_ctx_instance, msg, process_ip_info, + data2); + vapi_msg_ip_address_dump *msg2 = + vapi_alloc_ip_address_dump(s->g_vapi_ctx_instance); if (retval) goto CLEAN; msg2->payload.sw_if_index = ((hc_vapi_interface_t *)data->buffer)[i].swif; msg2->payload.is_ipv6 = 1; - retval = vapi_ip_address_dump(s->g_vapi_ctx_instance, msg2, process_ip_info, data2); + retval = vapi_ip_address_dump(s->g_vapi_ctx_instance, msg2, process_ip_info, + data2); for (size_t j = index; j < data2->current; j++) { - memcpy(((hc_listener_t *)(data2->buffer))[j].interface_name, ((hc_vapi_interface_t*)(data->buffer))[i].interface_name, INTERFACE_LEN); - ((hc_listener_t *)(data2->buffer))[j].type = CONNECTION_TYPE_HICN; + memcpy(((hc_listener_t *)(data2->buffer))[j].interface_name, + ((hc_vapi_interface_t *)(data->buffer))[i].interface_name, + INTERFACE_LEN); + ((hc_listener_t *)(data2->buffer))[j].type = FACE_TYPE_HICN; } if (retval) goto CLEAN; @@ -417,7 +380,7 @@ FREE_DATA: data2->size = data2->current; data2->out_element_size = sizeof(hc_listener_t); *pdata = data2; - END: +END: vapi_unlock(); return retval; } @@ -438,7 +401,8 @@ static int _hc_connection_create(hc_sock_t *s, hc_connection_t *connection) { return -1; } -static int _hc_connection_create_async(hc_sock_t *s, hc_connection_t *connection) { +static int _hc_connection_create_async(hc_sock_t *s, + hc_connection_t *connection) { // NOT IMPLEMENTED return -1; } @@ -446,17 +410,20 @@ static int _hc_connection_create_async(hc_sock_t *s, hc_connection_t *connection /* CONNECTION GET */ static int _hc_connection_get(hc_sock_t *s, hc_connection_t *connection, - hc_connection_t **connection_found) { + hc_connection_t **connection_found) { // NOT IMPLEMENTED return -1; } -static int _hc_connection_update_by_id(hc_sock_t *s, int hc_connection_id, hc_connection_t *connection) { +static int _hc_connection_update_by_id(hc_sock_t *s, int hc_connection_id, + hc_connection_t *connection) { // Not implemented return -1; } -static int _hc_connection_update(hc_sock_t *s, hc_connection_t *connection_current, hc_connection_t *connection_updated) { +static int _hc_connection_update(hc_sock_t *s, + hc_connection_t *connection_current, + hc_connection_t *connection_updated) { // Not implemented return -1; } @@ -468,7 +435,8 @@ static int _hc_connection_delete(hc_sock_t *s, hc_connection_t *connection) { return -1; } -static int _hc_connection_delete_async(hc_sock_t *s, hc_connection_t *connection) { +static int _hc_connection_delete_async(hc_sock_t *s, + hc_connection_t *connection) { // NOT IMPLEMENTED return -1; } @@ -487,39 +455,47 @@ static int _hc_connection_list_async(hc_sock_t *s, hc_data_t **pdata) { /* CONNECTION SET ADMIN STATE */ -static int _hc_connection_set_admin_state(hc_sock_t *s, const char *conn_id_or_name, - face_state_t state) { +static int _hc_connection_set_admin_state(hc_sock_t *s, + const char *conn_id_or_name, + face_state_t state) { // NOT IMPLEMENTED return -1; } static int _hc_connection_set_admin_state_async(hc_sock_t *s, - const char *conn_id_or_name, - face_state_t state) { + const char *conn_id_or_name, + face_state_t state) { // NOT IMPLEMENTED return -1; } #ifdef WITH_POLICY -static int _hc_connection_set_priority(hc_sock_t * s, const char * conn_id_or_name, uint32_t priority) { +static int _hc_connection_set_priority(hc_sock_t *s, + const char *conn_id_or_name, + uint32_t priority) { // NOT IMPLEMENTED return -1; } -static int _hc_connection_set_priority_async(hc_sock_t * s, const char * conn_id_or_name, uint32_t priority) { +static int _hc_connection_set_priority_async(hc_sock_t *s, + const char *conn_id_or_name, + uint32_t priority) { // NOT IMPLEMENTED return -1; } -#endif // WITH_POLICY +#endif // WITH_POLICY -static int _hc_connection_set_tags(hc_sock_t * s, const char * conn_id_or_name, policy_tags_t tags) { +static int _hc_connection_set_tags(hc_sock_t *s, const char *conn_id_or_name, + policy_tags_t tags) { // NOT IMPLEMENTED return -1; } -static int _hc_connection_set_tags_async(hc_sock_t * s, const char * conn_id_or_name, policy_tags_t tags) { +static int _hc_connection_set_tags_async(hc_sock_t *s, + const char *conn_id_or_name, + policy_tags_t tags) { // NOT IMPLEMENTED return -1; } @@ -528,66 +504,65 @@ static int _hc_connection_set_tags_async(hc_sock_t * s, const char * conn_id_or_ * Routes *----------------------------------------------------------------------------*/ -static vapi_error_e create_udp_tunnel_cb( vapi_ctx_t ctx, - void *callback_ctx, - vapi_error_e rv, - bool is_last, - vapi_payload_hicn_api_udp_tunnel_add_del_reply *reply) { - if (reply == NULL || rv != VAPI_OK) - return rv; +static vapi_error_e create_udp_tunnel_cb( + vapi_ctx_t ctx, void *callback_ctx, vapi_error_e rv, bool is_last, + vapi_payload_hicn_api_udp_tunnel_add_del_reply *reply) { + if (reply == NULL || rv != VAPI_OK) return rv; - if (reply->retval != VAPI_OK) - return reply->retval; + if (reply->retval != VAPI_OK) return reply->retval; - u32 * uei = (u32*) callback_ctx; + u32 *uei = (u32 *)callback_ctx; *uei = reply->uei; return reply->retval; } /* ROUTE CREATE */ -static vapi_error_e parse_route_create( vapi_ctx_t ctx, - void *callback_ctx, - vapi_error_e rv, - bool is_last, - vapi_payload_ip_route_add_del_reply *reply) { - if (reply == NULL || rv != VAPI_OK) - return rv; +static vapi_error_e parse_route_create( + vapi_ctx_t ctx, void *callback_ctx, vapi_error_e rv, bool is_last, + vapi_payload_ip_route_add_del_reply *reply) { + if (reply == NULL || rv != VAPI_OK) return rv; - if (reply->retval != VAPI_OK) - return reply->retval; + if (reply->retval != VAPI_OK) return reply->retval; return reply->retval; } -static vapi_error_e hicn_enable_cb( vapi_ctx_t ctx, - void *callback_ctx, - vapi_error_e rv, - bool is_last, - vapi_payload_hicn_api_enable_disable_reply *reply) { - if (reply == NULL || rv != VAPI_OK) - return rv; +static vapi_error_e hicn_enable_cb( + vapi_ctx_t ctx, void *callback_ctx, vapi_error_e rv, bool is_last, + vapi_payload_hicn_api_enable_disable_reply *reply) { + if (reply == NULL || rv != VAPI_OK) return rv; + face_id_t *faceid = (face_id_t *)callback_ctx; + + if (reply->nfaces) { + *faceid = reply->faceids[0]; + } return reply->retval; } -static int _hc_route_create_internal(hc_sock_t *socket, hc_route_t *route, bool async) { +static int _hc_route_create_internal(hc_sock_t *socket, hc_route_t *route, + bool async) { if (!IS_VALID_FAMILY(route->family)) return -1; hc_sock_vpp_t *s = TO_HC_SOCK_VPP(socket); - int ret; + int ret = -1; vapi_lock(); - vapi_msg_ip_route_add_del *hicnp_msg = vapi_alloc_ip_route_add_del(s->g_vapi_ctx_instance, 1); + vapi_msg_ip_route_add_del *hicnp_msg = + vapi_alloc_ip_route_add_del(s->g_vapi_ctx_instance, 1); hicnp_msg->payload.is_add = 1; if (route->family == AF_INET) { - memcpy(&hicnp_msg->payload.route.prefix.address.un.ip4[0], &route->remote_addr.v4, 4); + memcpy(&hicnp_msg->payload.route.prefix.address.un.ip4[0], + &route->remote_addr.v4, 4); hicnp_msg->payload.route.prefix.address.af = ADDRESS_IP4; - } - else { - memcpy(&hicnp_msg->payload.route.prefix.address.un.ip6[0], &route->remote_addr.v6, 16); + hicnp_msg->payload.route.paths[0].proto = FIB_API_PATH_NH_PROTO_IP4; + } else { + memcpy(&hicnp_msg->payload.route.prefix.address.un.ip6[0], + &route->remote_addr.v6, 16); hicnp_msg->payload.route.prefix.address.af = ADDRESS_IP6; + hicnp_msg->payload.route.paths[0].proto = FIB_API_PATH_NH_PROTO_IP6; } hicnp_msg->payload.route.prefix.len = route->len; @@ -596,87 +571,101 @@ static int _hc_route_create_internal(hc_sock_t *socket, hc_route_t *route, bool hicnp_msg->payload.route.paths[0].table_id = 0; hc_face_t *face = &(route->face); - switch (face->face.type) { - case FACE_TYPE_HICN: - { - if (ip46_address_is_ip4((ip46_address_t *)(&(face->face.remote_addr)))) { - memcpy(&(hicnp_msg->payload.route.paths[0].nh.address.ip4), &face->face.remote_addr.v4, sizeof(ip4_address_t)); - hicnp_msg->payload.route.paths[0].proto = FIB_API_PATH_NH_PROTO_IP4; - } - else{ - memcpy(&(hicnp_msg->payload.route.paths[0].nh.address.ip6), &face->face.remote_addr.v6, sizeof(ip6_address_t)); - hicnp_msg->payload.route.paths[0].proto = FIB_API_PATH_NH_PROTO_IP6; - } - - hicnp_msg->payload.route.paths[0].type = FIB_API_PATH_FLAG_NONE; - hicnp_msg->payload.route.paths[0].flags = FIB_API_PATH_FLAG_NONE; - - break; - } - case FACE_TYPE_UDP: - { - vapi_msg_hicn_api_udp_tunnel_add_del *msg = NULL; - u32 uei = ~0; - - if (ip46_address_is_ip4((ip46_address_t *)(&(face->face.remote_addr))) && - ip46_address_is_ip4((ip46_address_t *)(&(face->face.local_addr)))) { - msg = vapi_alloc_hicn_api_udp_tunnel_add_del(s->g_vapi_ctx_instance); - memcpy(msg->payload.src_addr.un.ip4, &face->face.local_addr.v4, sizeof(ip4_address_t)); - msg->payload.src_addr.af = ADDRESS_IP4; + face->face.netdevice.index = ~0; + face->id = INVALID_FACE_ID; - memcpy(msg->payload.dst_addr.un.ip4, &face->face.remote_addr.v4, sizeof(ip4_address_t)); - msg->payload.dst_addr.af = ADDRESS_IP4; + switch (face->face.type) { + case FACE_TYPE_HICN: { + if (ip_address_is_v4((ip_address_t *)(&(face->face.remote_addr)))) { + memcpy(&(hicnp_msg->payload.route.paths[0].nh.address.ip4), + &face->face.remote_addr.v4, sizeof(ip4_address_t)); + hicnp_msg->payload.route.paths[0].proto = FIB_API_PATH_NH_PROTO_IP4; + } else { + memcpy(&(hicnp_msg->payload.route.paths[0].nh.address.ip6), + &face->face.remote_addr.v6, sizeof(ip6_address_t)); + hicnp_msg->payload.route.paths[0].proto = FIB_API_PATH_NH_PROTO_IP6; + } - } else if (!ip46_address_is_ip4((ip46_address_t *)(&(route->face.face.remote_addr))) && - !ip46_address_is_ip4((ip46_address_t *)(&(route->face.face.local_addr)))) { + hicnp_msg->payload.route.paths[0].type = FIB_API_PATH_TYPE_NORMAL; + hicnp_msg->payload.route.paths[0].flags = FIB_API_PATH_FLAG_NONE; - msg = vapi_alloc_hicn_api_udp_tunnel_add_del(s->g_vapi_ctx_instance); - memcpy(msg->payload.src_addr.un.ip6, &face->face.local_addr.v6, sizeof(ip6_address_t)); - msg->payload.src_addr.af = ADDRESS_IP4; + break; + } + case FACE_TYPE_UDP: { + vapi_msg_hicn_api_udp_tunnel_add_del *msg = NULL; + u32 uei = ~0; + + if (ip_address_is_v4((ip_address_t *)(&(face->face.remote_addr))) && + ip_address_is_v4((ip_address_t *)(&(face->face.local_addr)))) { + msg = vapi_alloc_hicn_api_udp_tunnel_add_del(s->g_vapi_ctx_instance); + memcpy(msg->payload.src_addr.un.ip4, &face->face.local_addr.v4, + sizeof(ip4_address_t)); + msg->payload.src_addr.af = ADDRESS_IP4; + + memcpy(msg->payload.dst_addr.un.ip4, &face->face.remote_addr.v4, + sizeof(ip4_address_t)); + msg->payload.dst_addr.af = ADDRESS_IP4; + + } else if (!ip_address_is_v4( + (ip_address_t *)(&(route->face.face.remote_addr))) && + !ip_address_is_v4( + (ip_address_t *)(&(route->face.face.local_addr)))) { + msg = vapi_alloc_hicn_api_udp_tunnel_add_del(s->g_vapi_ctx_instance); + memcpy(msg->payload.src_addr.un.ip6, &face->face.local_addr.v6, + sizeof(ip6_address_t)); + msg->payload.src_addr.af = ADDRESS_IP6; + + memcpy(msg->payload.dst_addr.un.ip6, &face->face.remote_addr.v6, + sizeof(ip6_address_t)); + msg->payload.dst_addr.af = ADDRESS_IP6; + } else { + // NOT IMPLEMENTED + ret = -1; + goto done; + } - memcpy(msg->payload.dst_addr.un.ip6, &face->face.remote_addr.v6, sizeof(ip6_address_t)); - msg->payload.dst_addr.af = ADDRESS_IP6; + msg->payload.src_port = face->face.local_port; + msg->payload.dst_port = face->face.remote_port; + msg->payload.is_add = 1; - } else { - //NOT IMPLEMENTED - ret = -1; - goto done; - } + int ret = vapi_hicn_api_udp_tunnel_add_del(s->g_vapi_ctx_instance, msg, + create_udp_tunnel_cb, &uei); - msg->payload.src_port = face->face.local_port; - msg->payload.dst_port = face->face.remote_port; - msg->payload.is_add = 1; + if (ret) { + ERROR("Error in vapi_hicn_api_udp_tunnel_add_del"); + vapi_msg_free(s->g_vapi_ctx_instance, hicnp_msg); + goto done; + } - int ret = vapi_hicn_api_udp_tunnel_add_del(s->g_vapi_ctx_instance, msg, create_udp_tunnel_cb, &uei); + hicnp_msg->payload.route.paths[0].type = FIB_API_PATH_TYPE_UDP_ENCAP; + hicnp_msg->payload.route.paths[0].flags = FIB_API_PATH_FLAG_NONE; + hicnp_msg->payload.route.paths[0].nh.obj_id = uei; - if(ret) { - vapi_msg_free(s->g_vapi_ctx_instance, hicnp_msg); - goto done; - } + face->face.netdevice.index = uei; - hicnp_msg->payload.route.paths[0].type = FIB_API_PATH_TYPE_UDP_ENCAP; - hicnp_msg->payload.route.paths[0].flags = FIB_API_PATH_FLAG_NONE; - hicnp_msg->payload.route.paths[0].nh.obj_id = uei; - break; - } + break; + } default: ret = -1; goto done; } - ret = vapi_ip_route_add_del(s->g_vapi_ctx_instance, hicnp_msg, parse_route_create, NULL); + ret = vapi_ip_route_add_del(s->g_vapi_ctx_instance, hicnp_msg, + parse_route_create, NULL); - if (ret) + if (ret) { + ERROR("Error in vapi_ip_route_add_del"); goto done; + } - vapi_msg_hicn_api_enable_disable *msg = vapi_alloc_hicn_api_enable_disable(s->g_vapi_ctx_instance); + vapi_msg_hicn_api_enable_disable *msg = + vapi_alloc_hicn_api_enable_disable(s->g_vapi_ctx_instance); if (route->family == AF_INET) { memcpy(&msg->payload.prefix.address.un.ip4[0], &route->remote_addr.v4, 4); msg->payload.prefix.address.af = ADDRESS_IP4; - } - else { + } else { memcpy(&msg->payload.prefix.address.un.ip6[0], &route->remote_addr.v6, 16); msg->payload.prefix.address.af = ADDRESS_IP6; } @@ -684,7 +673,13 @@ static int _hc_route_create_internal(hc_sock_t *socket, hc_route_t *route, bool msg->payload.prefix.len = route->len; msg->payload.enable_disable = 1; - ret = vapi_hicn_api_enable_disable(s->g_vapi_ctx_instance, msg, hicn_enable_cb, NULL); + ret = vapi_hicn_api_enable_disable(s->g_vapi_ctx_instance, msg, + hicn_enable_cb, &face->id); + + if (ret) { + ERROR("Error in vapi_hicn_api_enable_disable"); + } + done: vapi_unlock(); return ret; @@ -699,32 +694,63 @@ static int _hc_route_create_async(hc_sock_t *s, hc_route_t *route) { } /* ROUTE DELETE */ -static vapi_error_e parse_route_delete( vapi_ctx_t ctx, - void *callback_ctx, - vapi_error_e rv, - bool is_last, - vapi_payload_ip_route_add_del_reply *reply) { - if (reply == NULL || rv != VAPI_OK) - return rv; +static vapi_error_e parse_route_delete( + vapi_ctx_t ctx, void *callback_ctx, vapi_error_e rv, bool is_last, + vapi_payload_ip_route_add_del_reply *reply) { + if (reply == NULL || rv != VAPI_OK) return rv; + + return reply->retval; +} + +static vapi_error_e hicn_disable_cb( + vapi_ctx_t ctx, void *callback_ctx, vapi_error_e rv, bool is_last, + vapi_payload_hicn_api_enable_disable_reply *reply) { + if (reply == NULL || rv != VAPI_OK) return rv; return reply->retval; } -static int _hc_route_delete_internal(hc_sock_t *socket, hc_route_t *route, bool async) { +static int _hc_route_delete_internal(hc_sock_t *socket, hc_route_t *route, + bool async) { if (!IS_VALID_FAMILY(route->family)) return -1; hc_sock_vpp_t *s = TO_HC_SOCK_VPP(socket); vapi_lock(); - vapi_msg_ip_route_add_del *hicnp_msg = vapi_alloc_ip_route_add_del(s->g_vapi_ctx_instance, 1); + + vapi_msg_hicn_api_enable_disable *msg = + vapi_alloc_hicn_api_enable_disable(s->g_vapi_ctx_instance); + + if (route->family == AF_INET) { + memcpy(&msg->payload.prefix.address.un.ip4[0], &route->remote_addr.v4, 4); + msg->payload.prefix.address.af = ADDRESS_IP4; + } else { + memcpy(&msg->payload.prefix.address.un.ip6[0], &route->remote_addr.v6, 16); + msg->payload.prefix.address.af = ADDRESS_IP6; + } + + msg->payload.prefix.len = route->len; + msg->payload.enable_disable = 0; + + vapi_error_e ret = vapi_hicn_api_enable_disable(s->g_vapi_ctx_instance, msg, + hicn_disable_cb, NULL); + + if (ret) { + ERROR("Error in vapi_hicn_api_enable_disable in route delete"); + goto done; + } + + vapi_msg_ip_route_add_del *hicnp_msg = + vapi_alloc_ip_route_add_del(s->g_vapi_ctx_instance, 1); hicnp_msg->payload.is_add = 0; if (route->family == AF_INET) { - memcpy(&hicnp_msg->payload.route.prefix.address.un.ip4[0], &route->remote_addr.v4, 4); + memcpy(&hicnp_msg->payload.route.prefix.address.un.ip4[0], + &route->remote_addr.v4, 4); hicnp_msg->payload.route.prefix.address.af = ADDRESS_IP4; - } - else { - memcpy(&hicnp_msg->payload.route.prefix.address.un.ip6[0], &route->remote_addr.v6, 16); + } else { + memcpy(&hicnp_msg->payload.route.prefix.address.un.ip6[0], + &route->remote_addr.v6, 16); hicnp_msg->payload.route.prefix.address.af = ADDRESS_IP6; } @@ -735,34 +761,41 @@ static int _hc_route_delete_internal(hc_sock_t *socket, hc_route_t *route, bool hc_face_t *face = &(route->face); switch (face->face.type) { - case FACE_TYPE_HICN: - { - if (ip46_address_is_ip4((ip46_address_t *)(&(face->face.remote_addr)))) { - memcpy(&(hicnp_msg->payload.route.paths[0].nh.address.ip4), &face->face.remote_addr.v4, sizeof(ip4_address_t)); - hicnp_msg->payload.route.paths[0].proto = FIB_API_PATH_NH_PROTO_IP4; - } - else{ - memcpy(&(hicnp_msg->payload.route.paths[0].nh.address.ip6), &face->face.remote_addr.v6, sizeof(ip6_address_t)); - hicnp_msg->payload.route.paths[0].proto = FIB_API_PATH_NH_PROTO_IP6; - } - - hicnp_msg->payload.route.paths[0].type = FIB_API_PATH_FLAG_NONE; - hicnp_msg->payload.route.paths[0].flags = FIB_API_PATH_FLAG_NONE; - - break; - } - case FACE_TYPE_UDP: - { - hicnp_msg->payload.route.paths[0].type = FIB_API_PATH_TYPE_UDP_ENCAP; - hicnp_msg->payload.route.paths[0].flags = FIB_API_PATH_FLAG_NONE; - hicnp_msg->payload.route.paths[0].nh.obj_id = face->face.netdevice.index; - break; + case FACE_TYPE_HICN: { + if (ip_address_is_v4((ip_address_t *)(&(face->face.remote_addr)))) { + memcpy(&(hicnp_msg->payload.route.paths[0].nh.address.ip4), + &face->face.remote_addr.v4, sizeof(ip4_address_t)); + hicnp_msg->payload.route.paths[0].proto = FIB_API_PATH_NH_PROTO_IP4; + } else { + memcpy(&(hicnp_msg->payload.route.paths[0].nh.address.ip6), + &face->face.remote_addr.v6, sizeof(ip6_address_t)); + hicnp_msg->payload.route.paths[0].proto = FIB_API_PATH_NH_PROTO_IP6; } + + hicnp_msg->payload.route.paths[0].type = FIB_API_PATH_TYPE_NORMAL; + hicnp_msg->payload.route.paths[0].flags = FIB_API_PATH_FLAG_NONE; + + break; + } + case FACE_TYPE_UDP: { + hicnp_msg->payload.route.paths[0].type = FIB_API_PATH_TYPE_UDP_ENCAP; + hicnp_msg->payload.route.paths[0].flags = FIB_API_PATH_FLAG_NONE; + hicnp_msg->payload.route.paths[0].nh.obj_id = face->face.netdevice.index; + break; + } default: return -1; } - vapi_error_e ret = vapi_ip_route_add_del(s->g_vapi_ctx_instance, hicnp_msg, parse_route_delete, NULL); + ret = vapi_ip_route_add_del(s->g_vapi_ctx_instance, hicnp_msg, + parse_route_delete, NULL); + + if (ret) { + ERROR("Error in vapi_ip_route_add_del in route delete"); + goto done; + } + +done: vapi_unlock(); return ret; @@ -776,33 +809,31 @@ static int _hc_route_delete_async(hc_sock_t *s, hc_route_t *route) { return _hc_route_delete_internal(s, route, true); } -static vapi_error_e parse_udp_encap_list( vapi_ctx_t ctx, - void *callback_ctx, - vapi_error_e rv, - bool is_last, - vapi_payload_udp_encap_details *reply) { - if (reply == NULL || rv != VAPI_OK) - return rv; +static vapi_error_e parse_udp_encap_list( + vapi_ctx_t ctx, void *callback_ctx, vapi_error_e rv, bool is_last, + vapi_payload_udp_encap_details *reply) { + if (reply == NULL || rv != VAPI_OK) return rv; - hc_face_t * face = (hc_face_t *)callback_ctx; + hc_face_t *face = (hc_face_t *)callback_ctx; - if (face->face.netdevice.index == reply->udp_encap.id) - { - switch(reply->udp_encap.src_ip.af) { - case ADDRESS_IP4: - { - memcpy(&face->face.local_addr.v4, &(reply->udp_encap.src_ip.un.ip4), sizeof(ip4_address_t)); - memcpy(&face->face.remote_addr.v4, &(reply->udp_encap.dst_ip.un.ip4), sizeof(ip4_address_t)); + if (face->face.netdevice.index == reply->udp_encap.id) { + switch (reply->udp_encap.src_ip.af) { + case ADDRESS_IP4: { + memcpy(&face->face.local_addr.v4, &(reply->udp_encap.src_ip.un.ip4), + sizeof(ip4_address_t)); + memcpy(&face->face.remote_addr.v4, &(reply->udp_encap.dst_ip.un.ip4), + sizeof(ip4_address_t)); break; } - case ADDRESS_IP6: - { - memcpy(&face->face.local_addr.v6, &(reply->udp_encap.src_ip.un.ip6), sizeof(ip6_address_t)); - memcpy(&face->face.remote_addr.v6, &(reply->udp_encap.dst_ip.un.ip6), sizeof(ip6_address_t)); + case ADDRESS_IP6: { + memcpy(&face->face.local_addr.v6, &(reply->udp_encap.src_ip.un.ip6), + sizeof(ip6_address_t)); + memcpy(&face->face.remote_addr.v6, &(reply->udp_encap.dst_ip.un.ip6), + sizeof(ip6_address_t)); break; } default: - break; + break; } face->face.local_port = reply->udp_encap.src_port; @@ -811,35 +842,35 @@ static vapi_error_e parse_udp_encap_list( vapi_ctx_t ctx, return rv; } -static int _fill_face_with_info(hc_face_t * face, vapi_type_fib_path *path, hc_sock_t *s) { - switch(path->type){ - case FIB_API_PATH_FLAG_NONE: - { +static int _fill_face_with_info(hc_face_t *face, vapi_type_fib_path *path, + hc_sock_t *s) { + switch (path->type) { + case FIB_API_PATH_FLAG_NONE: { face->face.type = FACE_TYPE_HICN; - switch(path->proto){ + switch (path->proto) { case FIB_API_PATH_NH_PROTO_IP4: - memcpy(&face->face.remote_addr.v4, &(path->nh.address.ip4), sizeof(ip4_address_t)); - break; + memcpy(&face->face.remote_addr.v4, &(path->nh.address.ip4), + sizeof(ip4_address_t)); + break; case FIB_API_PATH_NH_PROTO_IP6: - memcpy(&face->face.remote_addr.v6, &(path->nh.address.ip6), sizeof(ip6_address_t)); - break; + memcpy(&face->face.remote_addr.v6, &(path->nh.address.ip6), + sizeof(ip6_address_t)); + break; default: - break; + break; } face->face.netdevice.index = path->sw_if_index; - } - break; - case FIB_API_PATH_TYPE_UDP_ENCAP: - { + } break; + case FIB_API_PATH_TYPE_UDP_ENCAP: { face->face.type = FACE_TYPE_UDP; face->face.netdevice.index = clib_net_to_host_u32(path->nh.obj_id); // Let's make the compiler happy (void)parse_udp_encap_list; - //vapi_msg_udp_encap_dump *msg; - //msg = vapi_alloc_udp_encap_dump(s->g_vapi_ctx_instance); - //vapi_udp_encap_dump(s->g_vapi_ctx_instance, msg, parse_udp_encap_list, face); - } - break; + // vapi_msg_udp_encap_dump *msg; + // msg = vapi_alloc_udp_encap_dump(s->g_vapi_ctx_instance); + // vapi_udp_encap_dump(s->g_vapi_ctx_instance, msg, parse_udp_encap_list, + // face); + } break; default: return -1; } @@ -852,32 +883,33 @@ typedef struct hicn_route_socket_s { hc_sock_t *s; } hicn_route_socket_t; -static vapi_error_e parse_route_list( vapi_ctx_t ctx, - void *callback_ctx, - vapi_error_e rv, - bool is_last, - vapi_payload_ip_route_details *reply) { - - if (reply == NULL || rv != VAPI_OK) - return rv; +static vapi_error_e parse_route_list(vapi_ctx_t ctx, void *callback_ctx, + vapi_error_e rv, bool is_last, + vapi_payload_ip_route_details *reply) { + if (reply == NULL || rv != VAPI_OK) return rv; hicn_route_socket_t *rs = (hicn_route_socket_t *)callback_ctx; hc_data_t *data = rs->data; u8 found = false; - for (int j = 0; j < reply->route.n_paths; j++){ + for (int j = 0; j < reply->route.n_paths; j++) { for (int i = 0; i < data->size && !found; i++) { - hc_route_t * route = &((hc_route_t*)(data->buffer))[i]; - - if(ip46_address_is_ip4((ip46_address_t *)&(route->remote_addr)) && - memcmp(route->remote_addr.v4.as_u8, reply->route.prefix.address.un.ip4, sizeof(ip4_address_t)) == 0 && - route->len == reply->route.prefix.len && route->face_id == ~0) { - _fill_face_with_info(&(route->face), &reply->route.paths[j], rs->s); - found = true; - } else if (memcmp(route->remote_addr.v6.as_u8, reply->route.prefix.address.un.ip6, sizeof(ip6_address_t)) == 0 && - route->len == reply->route.prefix.len && route->face_id == ~0) { - _fill_face_with_info(&(route->face), &reply->route.paths[j], rs->s); - found = true; + hc_route_t *route = &((hc_route_t *)(data->buffer))[i]; + + if (ip_address_is_v4((ip_address_t *)&(route->remote_addr)) && + memcmp(route->remote_addr.v4.as_u8, + reply->route.prefix.address.un.ip4, + sizeof(ip4_address_t)) == 0 && + route->len == reply->route.prefix.len && route->face_id == ~0) { + _fill_face_with_info(&(route->face), &reply->route.paths[j], rs->s); + found = true; + } else if (memcmp(route->remote_addr.v6.as_u8, + reply->route.prefix.address.un.ip6, + sizeof(ip6_address_t)) == 0 && + route->len == reply->route.prefix.len && + route->face_id == ~0) { + _fill_face_with_info(&(route->face), &reply->route.paths[j], rs->s); + found = true; } } } @@ -885,14 +917,10 @@ static vapi_error_e parse_route_list( vapi_ctx_t ctx, return rv; } -static vapi_error_e parse_hicn_route_list( vapi_ctx_t ctx, - void *callback_ctx, - vapi_error_e rv, - bool is_last, - vapi_payload_hicn_api_routes_details *reply) { - - if (reply == NULL || rv != VAPI_OK) - return rv; +static vapi_error_e parse_hicn_route_list( + vapi_ctx_t ctx, void *callback_ctx, vapi_error_e rv, bool is_last, + vapi_payload_hicn_api_routes_details *reply) { + if (reply == NULL || rv != VAPI_OK) return rv; hc_data_t *data = (hc_data_t *)callback_ctx; @@ -900,43 +928,41 @@ static vapi_error_e parse_hicn_route_list( vapi_ctx_t ctx, if (empty_spots < reply->nfaces) { int new_size = data->size + (reply->nfaces - empty_spots); data->buffer = realloc(data->buffer, sizeof(hc_route_t) * (new_size)); - if (!data->buffer) - return VAPI_ENOMEM; + if (!data->buffer) return VAPI_ENOMEM; - data->size =new_size; + data->size = new_size; } for (int i = 0; i < reply->nfaces; i++) { - hc_route_t * route = &((hc_route_t*)(data->buffer))[data->current]; + hc_route_t *route = &((hc_route_t *)(data->buffer))[data->current]; route->face_id = ~0; route->cost = 1; route->len = reply->prefix.len; - if (reply->prefix.address.af == ADDRESS_IP6) - { - memcpy(route->remote_addr.v6.as_u8, reply->prefix.address.un.ip6, 16); - } - else - { - memcpy(route->remote_addr.v4.as_u8, reply->prefix.address.un.ip4, 4); - } - route->family = reply->prefix.address.af == ADDRESS_IP6? AF_INET6 : AF_INET; + if (reply->prefix.address.af == ADDRESS_IP6) { + memcpy(route->remote_addr.v6.as_u8, reply->prefix.address.un.ip6, 16); + } else { + memcpy(route->remote_addr.v4.as_u8, reply->prefix.address.un.ip4, 4); + } + route->family = + reply->prefix.address.af == ADDRESS_IP6 ? AF_INET6 : AF_INET; data->current++; } return rv; } -static int _hc_route_list_internal(hc_sock_t *socket, hc_data_t **pdata, bool async) { +static int _hc_route_list_internal(hc_sock_t *socket, hc_data_t **pdata, + bool async) { hc_sock_vpp_t *s = TO_HC_SOCK_VPP(socket); vapi_lock(); vapi_msg_hicn_api_routes_dump *msg; msg = vapi_alloc_hicn_api_routes_dump(s->g_vapi_ctx_instance); - hc_data_t *data = hc_data_create(0, sizeof(hc_route_t),NULL); + hc_data_t *data = hc_data_create(0, sizeof(hc_route_t), NULL); int ret = VAPI_OK; - if (!data){ + if (!data) { ret = -1; goto err; } @@ -949,10 +975,10 @@ static int _hc_route_list_internal(hc_sock_t *socket, hc_data_t **pdata, bool as goto err_free; } - ret = vapi_hicn_api_routes_dump(s->g_vapi_ctx_instance, msg, parse_hicn_route_list, data); + ret = vapi_hicn_api_routes_dump(s->g_vapi_ctx_instance, msg, + parse_hicn_route_list, data); - if (ret != VAPI_OK) - goto err_free; + if (ret != VAPI_OK) goto err_free; vapi_msg_ip_route_dump *hicnp_msg; hicnp_msg = vapi_alloc_ip_route_dump(s->g_vapi_ctx_instance); @@ -960,29 +986,30 @@ static int _hc_route_list_internal(hc_sock_t *socket, hc_data_t **pdata, bool as hicnp_msg->payload.table.is_ip6 = 1; hicn_route_socket_t ctx = { - .data = data, - .s = socket, + .data = data, + .s = socket, }; - ret = vapi_ip_route_dump(s->g_vapi_ctx_instance, hicnp_msg, parse_route_list, &ctx); + ret = vapi_ip_route_dump(s->g_vapi_ctx_instance, hicnp_msg, parse_route_list, + &ctx); hicnp_msg = vapi_alloc_ip_route_dump(s->g_vapi_ctx_instance); hicnp_msg->payload.table.table_id = 0; hicnp_msg->payload.table.is_ip6 = 0; - ret = vapi_ip_route_dump(s->g_vapi_ctx_instance, hicnp_msg, parse_route_list, &ctx); + ret = vapi_ip_route_dump(s->g_vapi_ctx_instance, hicnp_msg, parse_route_list, + &ctx); - if (ret != VAPI_OK) - goto err_free; + if (ret != VAPI_OK) goto err_free; *pdata = data; vapi_unlock(); return ret; - err_free: +err_free: free(data); - err: +err: vapi_unlock(); return ret; } @@ -1008,17 +1035,19 @@ static int _hc_route_list_async(hc_sock_t *s) { * *----------------------------------------------------------------------------*/ -static int _hc_face_create(hc_sock_t *s, hc_face_t *face) { - ERROR("Face creation implemented."); +static int _hc_face_create(hc_sock_t *socket, hc_face_t *face) { + ERROR("Face creation not implemented."); return -1; } -static int _hc_face_get(hc_sock_t * socket, hc_face_t * face, hc_face_t ** face_found) { +static int _hc_face_get(hc_sock_t *socket, hc_face_t *face, + hc_face_t **face_found) { ERROR("Face deletion not implemented."); return -1; } -static int _hc_face_delete(hc_sock_t *s, hc_face_t *face) { +static int _hc_face_delete(hc_sock_t *s, hc_face_t *face, + uint8_t delete_listener) { ERROR("Face deletion not implemented."); return -1; } @@ -1030,9 +1059,7 @@ static int _hc_face_list(hc_sock_t *s, hc_data_t **pdata) { return -1; } -static int _hc_face_list_async(hc_sock_t *s) { - return 0; -} +static int _hc_face_list_async(hc_sock_t *s) { return 0; } static int _hc_face_set_admin_state( hc_sock_t *s, const char *conn_id_or_name, // XXX wrong identifier @@ -1041,22 +1068,25 @@ static int _hc_face_set_admin_state( } #ifdef WITH_POLICY -static int _hc_face_set_priority(hc_sock_t * s, const char * conn_id_or_name, uint32_t priority) { +static int _hc_face_set_priority(hc_sock_t *s, const char *conn_id_or_name, + uint32_t priority) { ERROR("Face set priority not implemented."); return -1; } -static int _hc_face_set_tags(hc_sock_t * s, const char * conn_id_or_name, policy_tags_t tags) { +static int _hc_face_set_tags(hc_sock_t *s, const char *conn_id_or_name, + policy_tags_t tags) { ERROR("Face set tags not implemented."); return -1; } -#endif // WITH_POLICY +#endif // WITH_POLICY /*----------------------------------------------------------------------------* * Punting *----------------------------------------------------------------------------*/ -static int _hc_punting_create_internal(hc_sock_t *s, hc_punting_t *punting, bool async) { +static int _hc_punting_create_internal(hc_sock_t *s, hc_punting_t *punting, + bool async) { return -1; } @@ -1069,7 +1099,7 @@ static int _hc_punting_create_async(hc_sock_t *s, hc_punting_t *punting) { } static int _hc_punting_get(hc_sock_t *s, hc_punting_t *punting, - hc_punting_t **punting_found) { + hc_punting_t **punting_found) { ERROR("hc_punting_get not (yet) implemented."); return -1; } @@ -1088,28 +1118,30 @@ static int _hc_punting_list(hc_sock_t *s, hc_data_t **pdata) { * Cache *----------------------------------------------------------------------------*/ -static int _hc_cache_set_store_internal(hc_sock_t *s, int enabled, bool async) { +static int _hc_cache_set_store_internal(hc_sock_t *s, hc_cache_t *cache, + bool async) { return 0; } -static int _hc_cache_set_store(hc_sock_t *s, int enabled) { - return _hc_cache_set_store_internal(s, enabled, false); +static int _hc_cache_set_store(hc_sock_t *s, hc_cache_t *cache) { + return _hc_cache_set_store_internal(s, cache, false); } -static int _hc_cache_set_store_async(hc_sock_t *s, int enabled) { - return _hc_cache_set_store_internal(s, enabled, true); +static int _hc_cache_set_store_async(hc_sock_t *s, hc_cache_t *cache) { + return _hc_cache_set_store_internal(s, cache, true); } -static int _hc_cache_set_serve_internal(hc_sock_t *s, int enabled, bool async) { +static int _hc_cache_set_serve_internal(hc_sock_t *s, hc_cache_t *cache, + bool async) { return 0; } -static int _hc_cache_set_serve(hc_sock_t *s, int enabled) { - return _hc_cache_set_serve_internal(s, enabled, false); +static int _hc_cache_set_serve(hc_sock_t *s, hc_cache_t *cache) { + return _hc_cache_set_serve_internal(s, cache, false); } -static int _hc_cache_set_serve_async(hc_sock_t *s, int enabled) { - return _hc_cache_set_serve_internal(s, enabled, true); +static int _hc_cache_set_serve_async(hc_sock_t *s, hc_cache_t *cache) { + return _hc_cache_set_serve_internal(s, cache, true); } /*----------------------------------------------------------------------------* @@ -1117,12 +1149,15 @@ static int _hc_cache_set_serve_async(hc_sock_t *s, int enabled) { *----------------------------------------------------------------------------*/ // per prefix -static int _hc_strategy_set(hc_sock_t *s /* XXX */) { return 0; } +static int _hc_strategy_set(hc_sock_t *s, hc_strategy_t *strategy) { return 0; } -static int _hc_strategy_list(hc_sock_t *s, hc_data_t **data) { +static int _hc_strategy_add_local_prefix(hc_sock_t *s, + hc_strategy_t *strategy) { return 0; } +static int _hc_strategy_list(hc_sock_t *s, hc_data_t **data) { return 0; } + /*----------------------------------------------------------------------------* * WLDR *----------------------------------------------------------------------------*/ @@ -1138,9 +1173,11 @@ static int _hc_mapme_set(hc_sock_t *s, int enabled) { return 0; } static int _hc_mapme_set_discovery(hc_sock_t *s, int enabled) { return 0; } -static int _hc_mapme_set_timescale(hc_sock_t *s, double timescale) { return 0; } +static int _hc_mapme_set_timescale(hc_sock_t *s, uint32_t timescale) { + return 0; +} -static int _hc_mapme_set_retx(hc_sock_t *s, double timescale) { return 0; } +static int _hc_mapme_set_retx(hc_sock_t *s, uint32_t timescale) { return 0; } /*----------------------------------------------------------------------------* * Policy @@ -1150,51 +1187,99 @@ static int _hc_mapme_set_retx(hc_sock_t *s, double timescale) { return 0; } /* POLICY CREATE */ -static int _hc_policy_create_internal(hc_sock_t * socket, hc_policy_t * policy, bool async) { +static int _hc_policy_create_internal(hc_sock_t *socket, hc_policy_t *policy, + bool async) { return -1; } -static int -_hc_policy_create(hc_sock_t * s, hc_policy_t * policy) { +static int _hc_policy_create(hc_sock_t *s, hc_policy_t *policy) { return _hc_policy_create_internal(s, policy, false); } -static int _hc_policy_create_async(hc_sock_t * s, hc_policy_t * policy) { +static int _hc_policy_create_async(hc_sock_t *s, hc_policy_t *policy) { return _hc_policy_create_internal(s, policy, true); } /* POLICY DELETE */ -static int _hc_policy_delete_internal(hc_sock_t * socket, hc_policy_t * policy, bool async) { +static int _hc_policy_delete_internal(hc_sock_t *socket, hc_policy_t *policy, + bool async) { return -1; } -static int _hc_policy_delete(hc_sock_t * s, hc_policy_t * policy) { +static int _hc_policy_delete(hc_sock_t *s, hc_policy_t *policy) { return _hc_policy_delete_internal(s, policy, false); } -static int _hc_policy_delete_async(hc_sock_t * s, hc_policy_t * policy) { +static int _hc_policy_delete_async(hc_sock_t *s, hc_policy_t *policy) { return _hc_policy_delete_internal(s, policy, true); } /* POLICY LIST */ -static int -_hc_policy_list_internal(hc_sock_t * socket, hc_data_t ** pdata, bool async) { +static int _hc_policy_list_internal(hc_sock_t *socket, hc_data_t **pdata, + bool async) { return -1; } -static int _hc_policy_list(hc_sock_t * s, hc_data_t ** pdata) { +static int _hc_policy_list(hc_sock_t *s, hc_data_t **pdata) { return _hc_policy_list_internal(s, pdata, false); } -static int _hc_policy_list_async(hc_sock_t * s, hc_data_t ** pdata) { +static int _hc_policy_list_async(hc_sock_t *s, hc_data_t **pdata) { return _hc_policy_list_internal(s, pdata, true); } #endif /* WITH_POLICY */ -static hc_sock_t hc_sock_vpp_interface = (hc_sock_t) { +/*----------------------------------------------------------------------------* + * Configuration + *----------------------------------------------------------------------------*/ + +typedef struct hc_result_s { + void *_; +} hc_result_t; + +static hc_result_t *_hc_listener_create_conf(hc_sock_t *s, + hc_listener_t *listener) { + ERROR("Not implemented."); + return NULL; +} +static hc_result_t *_hc_connection_create_conf(hc_sock_t *s, + hc_connection_t *connection) { + ERROR("Not implemented."); + return NULL; +} +static hc_result_t *_hc_route_create_conf(hc_sock_t *s, hc_route_t *route) { + ERROR("Not implemented."); + return NULL; +} +static hc_result_t *_hc_strategy_set_conf(hc_sock_t *s, + hc_strategy_t *strategy) { + ERROR("Not implemented."); + return NULL; +} +static hc_result_t *_hc_strategy_add_local_prefix_conf( + hc_sock_t *s, hc_strategy_t *strategy) { + ERROR("Not implemented."); + return NULL; +} + +hc_msg_t *_hc_result_get_msg(hc_result_t *result) { + ERROR("Not implemented."); + return NULL; +} +int _hc_result_get_cmd_id(hc_result_t *result) { + ERROR("Not implemented."); + return -1; +} +bool _hc_result_get_success(hc_result_t *result) { + ERROR("Not implemented."); + return false; +} +void _hc_result_free(hc_result_t *result) { free(result); } + +static hc_sock_t hc_sock_vpp_interface = (hc_sock_t){ .hc_sock_get_next_seq = _hc_sock_vpp_get_next_seq, .hc_sock_set_nonblocking = _hc_sock_vpp_set_nonblocking, .hc_sock_get_fd = _hc_sock_vpp_get_fd, @@ -1230,7 +1315,7 @@ static hc_sock_t hc_sock_vpp_interface = (hc_sock_t) { .hc_connection_set_priority_async = _hc_connection_set_priority_async, .hc_connection_set_tags = _hc_connection_set_tags, .hc_connection_set_tags_async = _hc_connection_set_tags_async, -#endif // WITH_POLICY +#endif // WITH_POLICY .hc_face_create = _hc_face_create, .hc_face_get = _hc_face_get, @@ -1242,7 +1327,7 @@ static hc_sock_t hc_sock_vpp_interface = (hc_sock_t) { #ifdef WITH_POLICY .hc_face_set_priority = _hc_face_set_priority, .hc_face_set_tags = _hc_face_set_tags, -#endif // WITH_POLICY +#endif // WITH_POLICY .hc_route_create = _hc_route_create, .hc_route_create_async = _hc_route_create_async, @@ -1264,6 +1349,7 @@ static hc_sock_t hc_sock_vpp_interface = (hc_sock_t) { .hc_strategy_list = _hc_strategy_list, .hc_strategy_set = _hc_strategy_set, + .hc_strategy_add_local_prefix = _hc_strategy_add_local_prefix, .hc_wldr_set = _hc_wldr_set, .hc_mapme_set = _hc_mapme_set, @@ -1277,16 +1363,27 @@ static hc_sock_t hc_sock_vpp_interface = (hc_sock_t) { .hc_policy_delete = _hc_policy_delete, .hc_policy_delete_async = _hc_policy_delete_async, .hc_policy_list = _hc_policy_list, - .hc_policy_list_async = _hc_policy_list_async -#endif // WITH_POLICY + .hc_policy_list_async = _hc_policy_list_async, +#endif // WITH_POLICY + + .hc_listener_create_conf = _hc_listener_create_conf, + .hc_connection_create_conf = _hc_connection_create_conf, + .hc_route_create_conf = _hc_route_create_conf, + .hc_strategy_set_conf = _hc_strategy_set_conf, + .hc_strategy_add_local_prefix_conf = _hc_strategy_add_local_prefix_conf, + + .hc_result_get_msg = _hc_result_get_msg, + .hc_result_get_cmd_id = _hc_result_get_cmd_id, + .hc_result_get_success = _hc_result_get_success, + .hc_result_free = _hc_result_free, }; hc_sock_t *_hc_sock_create_url(const char *url) { - // NOT IMPLEMENTED - return NULL; -} + if (url) { + // NOT IMPLEMENTED + return NULL; + } -hc_sock_t *_hc_sock_create(void) { hc_sock_vpp_t *s = malloc(sizeof(hc_sock_vpp_t)); if (!s) goto ERR_SOCK; @@ -1302,4 +1399,4 @@ hc_sock_t *_hc_sock_create(void) { ERR_SOCK: return NULL; -}
\ No newline at end of file +} diff --git a/ctrl/libhicnctrl/src/route.c b/ctrl/libhicnctrl/src/route.c index 703b4763f..f59dbce7c 100644 --- a/ctrl/libhicnctrl/src/route.c +++ b/ctrl/libhicnctrl/src/route.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. + * Copyright (c) 2021 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: @@ -25,84 +25,64 @@ #define DEFAULT_HICN_ROUTE_COST 1 struct hicn_route_s { - ip_prefix_t prefix; - face_id_t face_id; - route_cost_t cost; /* Optional, 0 means no value, defaults to 1 */ + ip_prefix_t prefix; + face_id_t face_id; + route_cost_t cost; /* Optional, 0 means no value, defaults to 1 */ }; -hicn_route_t * -hicn_route_create(ip_prefix_t * prefix, face_id_t face_id, route_cost_t cost) -{ - hicn_route_t * route = malloc(sizeof(hicn_route_t)); - if (!route) - return NULL; - route->prefix = *prefix; - route->face_id = face_id; - route->cost = cost != 0 ? cost : DEFAULT_HICN_ROUTE_COST; +hicn_route_t* hicn_route_create(ip_prefix_t* prefix, face_id_t face_id, + route_cost_t cost) { + hicn_route_t* route = malloc(sizeof(hicn_route_t)); + if (!route) return NULL; + route->prefix = *prefix; + route->face_id = face_id; + route->cost = cost != 0 ? cost : DEFAULT_HICN_ROUTE_COST; - return route; + return route; } -hicn_route_t * -hicn_route_dup(const hicn_route_t * route) -{ - hicn_route_t * new_route = malloc(sizeof(hicn_route_t)); - if (!route) - return NULL; - memcpy(new_route, route, sizeof(hicn_route_t)); - return new_route; +hicn_route_t* hicn_route_dup(const hicn_route_t* route) { + hicn_route_t* new_route = malloc(sizeof(hicn_route_t)); + if (!route) return NULL; + memcpy(new_route, route, sizeof(hicn_route_t)); + return new_route; } -void hicn_route_free(hicn_route_t * route) -{ - free(route); -} +void hicn_route_free(hicn_route_t* route) { free(route); } -int -hicn_route_cmp(const hicn_route_t * route1, const hicn_route_t * route2) -{ - int rc; - rc = ip_prefix_cmp(&route1->prefix, &route2->prefix); - if (rc != 0) - return rc; +int hicn_route_cmp(const hicn_route_t* route1, const hicn_route_t* route2) { + int rc; + rc = ip_prefix_cmp(&route1->prefix, &route2->prefix); + if (rc != 0) return rc; - return (route1->face_id > route2->face_id) ? 1 : - (route1->face_id < route2->face_id) ? -1 : 0; + return (route1->face_id > route2->face_id) ? 1 + : (route1->face_id < route2->face_id) ? -1 + : 0; } -int -hicn_route_get_prefix(const hicn_route_t * route, ip_prefix_t * prefix) -{ - *prefix = route->prefix; - return 0; +int hicn_route_get_prefix(const hicn_route_t* route, ip_prefix_t* prefix) { + *prefix = route->prefix; + return 0; } -int -hicn_route_set_prefix(hicn_route_t * route, const ip_prefix_t prefix) -{ - route->prefix = prefix; - return 0; +int hicn_route_set_prefix(hicn_route_t* route, const ip_prefix_t prefix) { + route->prefix = prefix; + return 0; } -int -hicn_route_get_cost(const hicn_route_t * route, int * cost) -{ - *cost = route->cost; - return 0; +int hicn_route_get_cost(const hicn_route_t* route, int* cost) { + *cost = route->cost; + return 0; } -int -hicn_route_set_cost(hicn_route_t * route, const int cost) -{ - route->cost = cost; - return 0; +int hicn_route_set_cost(hicn_route_t* route, const int cost) { + route->cost = cost; + return 0; } /* /!\ Please update constants in header file upon changes */ -size_t -hicn_route_snprintf(char * s, size_t size, const hicn_route_t * route) -{ - char prefix_s[MAXSZ_PREFIX]; - ip_prefix_ntop(&route->prefix, prefix_s, MAXSZ_PREFIX); - return snprintf(s, size, "%s [%d]", prefix_s, route->cost); +size_t hicn_route_snprintf(char* s, size_t size, const hicn_route_t* route) { + char prefix_s[MAXSZ_IP_PREFIX]; + ip_prefix_ntop(&route->prefix, prefix_s, MAXSZ_IP_PREFIX); + return snprintf(s, size, "%s [%d]", prefix_s, route->cost); } diff --git a/ctrl/libhicnctrl/src/util/hash.h b/ctrl/libhicnctrl/src/util/hash.h index 7c7bb1e3a..f3a1eedcc 100644 --- a/ctrl/libhicnctrl/src/util/hash.h +++ b/ctrl/libhicnctrl/src/util/hash.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. + * Copyright (c) 2021 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: @@ -27,67 +27,88 @@ #ifndef UTIL_HASH_H #define UTIL_HASH_H -#if (defined(__BYTE_ORDER) && defined(__LITTLE_ENDIAN) && \ - __BYTE_ORDER == __LITTLE_ENDIAN) || \ +#if (defined(__BYTE_ORDER) && defined(__LITTLE_ENDIAN) && \ + __BYTE_ORDER == __LITTLE_ENDIAN) || \ (defined(i386) || defined(__i386__) || defined(__i486__) || \ - defined(__i586__) || defined(__i686__) || defined(vax) || defined(MIPSEL)) -# define HASH_LITTLE_ENDIAN 1 -# define HASH_BIG_ENDIAN 0 + defined(__i586__) || defined(__i686__) || defined(vax) || \ + defined(MIPSEL)) +#define HASH_LITTLE_ENDIAN 1 +#define HASH_BIG_ENDIAN 0 #elif (defined(__BYTE_ORDER) && defined(__BIG_ENDIAN) && \ - __BYTE_ORDER == __BIG_ENDIAN) || \ - (defined(sparc) || defined(POWERPC) || defined(mc68000) || defined(sel)) -# define HASH_LITTLE_ENDIAN 0 -# define HASH_BIG_ENDIAN 1 + __BYTE_ORDER == __BIG_ENDIAN) || \ + (defined(sparc) || defined(POWERPC) || defined(mc68000) || defined(sel)) +#define HASH_LITTLE_ENDIAN 0 +#define HASH_BIG_ENDIAN 1 #else -# define HASH_LITTLE_ENDIAN 0 -# define HASH_BIG_ENDIAN 0 +#define HASH_LITTLE_ENDIAN 0 +#define HASH_BIG_ENDIAN 0 #endif -#define hashsize(n) ((uint32_t)1<<(n)) -#define hashmask(n) (hashsize(n)-1) -#define rot(x,k) (((x)<<(k)) | ((x)>>(32-(k)))) - -#define mix(a,b,c) \ -{ \ - a -= c; a ^= rot(c, 4); c += b; \ - b -= a; b ^= rot(a, 6); a += c; \ - c -= b; c ^= rot(b, 8); b += a; \ - a -= c; a ^= rot(c,16); c += b; \ - b -= a; b ^= rot(a,19); a += c; \ - c -= b; c ^= rot(b, 4); b += a; \ -} +#define hashsize(n) ((uint32_t)1 << (n)) +#define hashmask(n) (hashsize(n) - 1) +#define rot(x, k) (((x) << (k)) | ((x) >> (32 - (k)))) -#define final(a,b,c) \ -{ \ - c ^= b; c -= rot(b,14); \ - a ^= c; a -= rot(c,11); \ - b ^= a; b -= rot(a,25); \ - c ^= b; c -= rot(b,16); \ - a ^= c; a -= rot(c,4); \ - b ^= a; b -= rot(a,14); \ - c ^= b; c -= rot(b,24); \ -} +#define mix(a, b, c) \ + { \ + a -= c; \ + a ^= rot(c, 4); \ + c += b; \ + b -= a; \ + b ^= rot(a, 6); \ + a += c; \ + c -= b; \ + c ^= rot(b, 8); \ + b += a; \ + a -= c; \ + a ^= rot(c, 16); \ + c += b; \ + b -= a; \ + b ^= rot(a, 19); \ + a += c; \ + c -= b; \ + c ^= rot(b, 4); \ + b += a; \ + } -static inline -uint32_t hashlittle( const void *key, size_t length, uint32_t initval) -{ - uint32_t a,b,c; /* internal state */ - union { const void *ptr; size_t i; } u; /* needed for Mac Powerbook G4 */ +#define final(a, b, c) \ + { \ + c ^= b; \ + c -= rot(b, 14); \ + a ^= c; \ + a -= rot(c, 11); \ + b ^= a; \ + b -= rot(a, 25); \ + c ^= b; \ + c -= rot(b, 16); \ + a ^= c; \ + a -= rot(c, 4); \ + b ^= a; \ + b -= rot(a, 14); \ + c ^= b; \ + c -= rot(b, 24); \ + } + +static inline uint32_t hashlittle(const void *key, size_t length, + uint32_t initval) { + uint32_t a, b, c; /* internal state */ + union { + const void *ptr; + size_t i; + } u; /* needed for Mac Powerbook G4 */ /* Set up the internal state */ a = b = c = 0xdeadbeef + ((uint32_t)length) + initval; u.ptr = key; if (HASH_LITTLE_ENDIAN && ((u.i & 0x3) == 0)) { - const uint32_t *k = (const uint32_t *)key; /* read 32-bit chunks */ + const uint32_t *k = (const uint32_t *)key; /* read 32-bit chunks */ /*------ all but last block: aligned reads and affect 32 bits of (a,b,c) */ - while (length > 12) - { + while (length > 12) { a += k[0]; b += k[1]; c += k[2]; - mix(a,b,c); + mix(a, b, c); length -= 12; k += 3; } @@ -104,136 +125,214 @@ uint32_t hashlittle( const void *key, size_t length, uint32_t initval) */ #ifndef VALGRIND - switch(length) - { - case 12: c+=k[2]; b+=k[1]; a+=k[0]; break; - case 11: c+=k[2]&0xffffff; b+=k[1]; a+=k[0]; break; - case 10: c+=k[2]&0xffff; b+=k[1]; a+=k[0]; break; - case 9 : c+=k[2]&0xff; b+=k[1]; a+=k[0]; break; - case 8 : b+=k[1]; a+=k[0]; break; - case 7 : b+=k[1]&0xffffff; a+=k[0]; break; - case 6 : b+=k[1]&0xffff; a+=k[0]; break; - case 5 : b+=k[1]&0xff; a+=k[0]; break; - case 4 : a+=k[0]; break; - case 3 : a+=k[0]&0xffffff; break; - case 2 : a+=k[0]&0xffff; break; - case 1 : a+=k[0]&0xff; break; - case 0 : return c; /* zero length strings require no mixing */ + switch (length) { + case 12: + c += k[2]; + b += k[1]; + a += k[0]; + break; + case 11: + c += k[2] & 0xffffff; + b += k[1]; + a += k[0]; + break; + case 10: + c += k[2] & 0xffff; + b += k[1]; + a += k[0]; + break; + case 9: + c += k[2] & 0xff; + b += k[1]; + a += k[0]; + break; + case 8: + b += k[1]; + a += k[0]; + break; + case 7: + b += k[1] & 0xffffff; + a += k[0]; + break; + case 6: + b += k[1] & 0xffff; + a += k[0]; + break; + case 5: + b += k[1] & 0xff; + a += k[0]; + break; + case 4: + a += k[0]; + break; + case 3: + a += k[0] & 0xffffff; + break; + case 2: + a += k[0] & 0xffff; + break; + case 1: + a += k[0] & 0xff; + break; + case 0: + return c; /* zero length strings require no mixing */ } #else /* make valgrind happy */ k8 = (const uint8_t *)k; - switch(length) - { - case 12: c+=k[2]; b+=k[1]; a+=k[0]; break; - case 11: c+=((uint32_t)k8[10])<<16; /* fall through */ - case 10: c+=((uint32_t)k8[9])<<8; /* fall through */ - case 9 : c+=k8[8]; /* fall through */ - case 8 : b+=k[1]; a+=k[0]; break; - case 7 : b+=((uint32_t)k8[6])<<16; /* fall through */ - case 6 : b+=((uint32_t)k8[5])<<8; /* fall through */ - case 5 : b+=k8[4]; /* fall through */ - case 4 : a+=k[0]; break; - case 3 : a+=((uint32_t)k8[2])<<16; /* fall through */ - case 2 : a+=((uint32_t)k8[1])<<8; /* fall through */ - case 1 : a+=k8[0]; break; - case 0 : return c; + switch (length) { + case 12: + c += k[2]; + b += k[1]; + a += k[0]; + break; + case 11: + c += ((uint32_t)k8[10]) << 16; /* fall through */ + case 10: + c += ((uint32_t)k8[9]) << 8; /* fall through */ + case 9: + c += k8[8]; /* fall through */ + case 8: + b += k[1]; + a += k[0]; + break; + case 7: + b += ((uint32_t)k8[6]) << 16; /* fall through */ + case 6: + b += ((uint32_t)k8[5]) << 8; /* fall through */ + case 5: + b += k8[4]; /* fall through */ + case 4: + a += k[0]; + break; + case 3: + a += ((uint32_t)k8[2]) << 16; /* fall through */ + case 2: + a += ((uint32_t)k8[1]) << 8; /* fall through */ + case 1: + a += k8[0]; + break; + case 0: + return c; } #endif /* !valgrind */ } else if (HASH_LITTLE_ENDIAN && ((u.i & 0x1) == 0)) { - const uint16_t *k = (const uint16_t *)key; /* read 16-bit chunks */ - const uint8_t *k8; + const uint16_t *k = (const uint16_t *)key; /* read 16-bit chunks */ + const uint8_t *k8; /*--------------- all but last block: aligned reads and different mixing */ - while (length > 12) - { - a += k[0] + (((uint32_t)k[1])<<16); - b += k[2] + (((uint32_t)k[3])<<16); - c += k[4] + (((uint32_t)k[5])<<16); - mix(a,b,c); + while (length > 12) { + a += k[0] + (((uint32_t)k[1]) << 16); + b += k[2] + (((uint32_t)k[3]) << 16); + c += k[4] + (((uint32_t)k[5]) << 16); + mix(a, b, c); length -= 12; k += 6; } /*----------------------------- handle the last (probably partial) block */ k8 = (const uint8_t *)k; - switch(length) - { - case 12: c+=k[4]+(((uint32_t)k[5])<<16); - b+=k[2]+(((uint32_t)k[3])<<16); - a+=k[0]+(((uint32_t)k[1])<<16); - break; - case 11: c+=((uint32_t)k8[10])<<16; /* fall through */ - case 10: c+=k[4]; - b+=k[2]+(((uint32_t)k[3])<<16); - a+=k[0]+(((uint32_t)k[1])<<16); - break; - case 9 : c+=k8[8]; /* fall through */ - case 8 : b+=k[2]+(((uint32_t)k[3])<<16); - a+=k[0]+(((uint32_t)k[1])<<16); - break; - case 7 : b+=((uint32_t)k8[6])<<16; /* fall through */ - case 6 : b+=k[2]; - a+=k[0]+(((uint32_t)k[1])<<16); - break; - case 5 : b+=k8[4]; /* fall through */ - case 4 : a+=k[0]+(((uint32_t)k[1])<<16); - break; - case 3 : a+=((uint32_t)k8[2])<<16; /* fall through */ - case 2 : a+=k[0]; - break; - case 1 : a+=k8[0]; - break; - case 0 : return c; /* zero length requires no mixing */ + switch (length) { + case 12: + c += k[4] + (((uint32_t)k[5]) << 16); + b += k[2] + (((uint32_t)k[3]) << 16); + a += k[0] + (((uint32_t)k[1]) << 16); + break; + case 11: + c += ((uint32_t)k8[10]) << 16; /* fall through */ + case 10: + c += k[4]; + b += k[2] + (((uint32_t)k[3]) << 16); + a += k[0] + (((uint32_t)k[1]) << 16); + break; + case 9: + c += k8[8]; /* fall through */ + case 8: + b += k[2] + (((uint32_t)k[3]) << 16); + a += k[0] + (((uint32_t)k[1]) << 16); + break; + case 7: + b += ((uint32_t)k8[6]) << 16; /* fall through */ + case 6: + b += k[2]; + a += k[0] + (((uint32_t)k[1]) << 16); + break; + case 5: + b += k8[4]; /* fall through */ + case 4: + a += k[0] + (((uint32_t)k[1]) << 16); + break; + case 3: + a += ((uint32_t)k8[2]) << 16; /* fall through */ + case 2: + a += k[0]; + break; + case 1: + a += k8[0]; + break; + case 0: + return c; /* zero length requires no mixing */ } - } else { /* need to read the key one byte at a time */ + } else { /* need to read the key one byte at a time */ const uint8_t *k = (const uint8_t *)key; /*--------------- all but the last block: affect some 32 bits of (a,b,c) */ - while (length > 12) - { + while (length > 12) { a += k[0]; - a += ((uint32_t)k[1])<<8; - a += ((uint32_t)k[2])<<16; - a += ((uint32_t)k[3])<<24; + a += ((uint32_t)k[1]) << 8; + a += ((uint32_t)k[2]) << 16; + a += ((uint32_t)k[3]) << 24; b += k[4]; - b += ((uint32_t)k[5])<<8; - b += ((uint32_t)k[6])<<16; - b += ((uint32_t)k[7])<<24; + b += ((uint32_t)k[5]) << 8; + b += ((uint32_t)k[6]) << 16; + b += ((uint32_t)k[7]) << 24; c += k[8]; - c += ((uint32_t)k[9])<<8; - c += ((uint32_t)k[10])<<16; - c += ((uint32_t)k[11])<<24; - mix(a,b,c); + c += ((uint32_t)k[9]) << 8; + c += ((uint32_t)k[10]) << 16; + c += ((uint32_t)k[11]) << 24; + mix(a, b, c); length -= 12; k += 12; } /*-------------------------------- last block: affect all 32 bits of (c) */ - switch(length) /* all the case statements fall through */ + switch (length) /* all the case statements fall through */ { - case 12: c+=((uint32_t)k[11])<<24; - case 11: c+=((uint32_t)k[10])<<16; - case 10: c+=((uint32_t)k[9])<<8; - case 9 : c+=k[8]; - case 8 : b+=((uint32_t)k[7])<<24; - case 7 : b+=((uint32_t)k[6])<<16; - case 6 : b+=((uint32_t)k[5])<<8; - case 5 : b+=k[4]; - case 4 : a+=((uint32_t)k[3])<<24; - case 3 : a+=((uint32_t)k[2])<<16; - case 2 : a+=((uint32_t)k[1])<<8; - case 1 : a+=k[0]; - break; - case 0 : return c; + case 12: + c += ((uint32_t)k[11]) << 24; + case 11: + c += ((uint32_t)k[10]) << 16; + case 10: + c += ((uint32_t)k[9]) << 8; + case 9: + c += k[8]; + case 8: + b += ((uint32_t)k[7]) << 24; + case 7: + b += ((uint32_t)k[6]) << 16; + case 6: + b += ((uint32_t)k[5]) << 8; + case 5: + b += k[4]; + case 4: + a += ((uint32_t)k[3]) << 24; + case 3: + a += ((uint32_t)k[2]) << 16; + case 2: + a += ((uint32_t)k[1]) << 8; + case 1: + a += k[0]; + break; + case 0: + return c; } } - final(a,b,c); + final(a, b, c); return c; } @@ -241,7 +340,7 @@ uint32_t hashlittle( const void *key, size_t length, uint32_t initval) #define HASH_INITVAL 1 //#define hash(buf, len) (hash_t)hashlittle(buf, len, HASH_INITVAL) -#define hash(buf, len) hashlittle(buf, len, HASH_INITVAL) +#define hash(buf, len) hashlittle(buf, len, HASH_INITVAL) #define hash_struct(buf) hash(buf, sizeof(buf)) #endif /* UTIL_JENKINS_HASH_H */ |