summaryrefslogtreecommitdiffstats
path: root/vlib-api
diff options
context:
space:
mode:
Diffstat (limited to 'vlib-api')
-rw-r--r--vlib-api/Makefile.am84
-rw-r--r--vlib-api/configure.ac9
l---------vlib-api/suffix-rules.mk1
-rw-r--r--vlib-api/vlibapi/api.h281
-rw-r--r--vlib-api/vlibapi/api_helper_macros.h243
-rw-r--r--vlib-api/vlibapi/api_shared.c1375
-rw-r--r--vlib-api/vlibapi/node_serialize.c399
-rw-r--r--vlib-api/vlibmemory/api.h163
-rw-r--r--vlib-api/vlibmemory/memclnt.api91
-rw-r--r--vlib-api/vlibmemory/memory_client.c283
-rw-r--r--vlib-api/vlibmemory/memory_shared.c852
-rw-r--r--vlib-api/vlibmemory/memory_vlib.c1346
-rw-r--r--vlib-api/vlibmemory/unix_shared_memory_queue.c324
-rw-r--r--vlib-api/vlibmemory/unix_shared_memory_queue.h69
-rw-r--r--vlib-api/vlibmemory/vl_memory_api_h.h32
-rw-r--r--vlib-api/vlibmemory/vl_memory_msg_enum.h42
-rw-r--r--vlib-api/vlibsocket/api.h87
-rw-r--r--vlib-api/vlibsocket/sock_test.c155
-rw-r--r--vlib-api/vlibsocket/sockclnt.api50
-rw-r--r--vlib-api/vlibsocket/sockclnt_vlib.c209
-rw-r--r--vlib-api/vlibsocket/socksvr_vlib.c706
-rw-r--r--vlib-api/vlibsocket/vl_socket_api_h.h33
-rw-r--r--vlib-api/vlibsocket/vl_socket_msg_enum.h42
23 files changed, 0 insertions, 6876 deletions
diff --git a/vlib-api/Makefile.am b/vlib-api/Makefile.am
deleted file mode 100644
index d9f4a27b762..00000000000
--- a/vlib-api/Makefile.am
+++ /dev/null
@@ -1,84 +0,0 @@
-# Copyright (c) 2015 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.
-
-AUTOMAKE_OPTIONS = foreign subdir-objects
-
-AM_CFLAGS = -Wall
-
-lib_LTLIBRARIES = libvlibapi.la libvlibmemory.la libvlibmemoryclient.la \
- libvlibsocket.la
-
-libvlibapi_la_SOURCES = \
- vlibapi/api.h \
- vlibapi/api_helper_macros.h \
- vlibapi/api_shared.c \
- vlibapi/node_serialize.c
-
-nobase_include_HEADERS = vlibapi/api.h vlibapi/api_helper_macros.h
-
-libvlibmemory_la_SOURCES = \
- vlibmemory/api.h \
- vlibmemory/memclnt.api \
- vlibmemory/memory_shared.c \
- vlibmemory/memory_vlib.c \
- vlibmemory/vl_memory_api_h.h \
- vlibmemory/vl_memory_msg_enum.h \
- vlibmemory/unix_shared_memory_queue.c \
- vlibmemory/unix_shared_memory_queue.h
-
-libvlibmemoryclient_la_SOURCES = \
- vlibmemory/api.h \
- vlibmemory/memclnt.api \
- vlibmemory/memory_shared.c \
- vlibmemory/memory_client.c \
- vlibmemory/vl_memory_api_h.h \
- vlibmemory/vl_memory_msg_enum.h \
- vlibmemory/unix_shared_memory_queue.c \
- vlibmemory/unix_shared_memory_queue.h
-
-nobase_include_HEADERS += \
- vlibmemory/api.h \
- vlibmemory/vl_memory_api_h.h \
- vlibmemory/vl_memory_msg_enum.h \
- vlibmemory/unix_shared_memory_queue.h \
- vlibmemory/memclnt.api.h
-
-libvlibsocket_la_SOURCES = \
- vlibsocket/api.h \
- vlibsocket/sockclnt.api \
- vlibsocket/sockclnt_vlib.c \
- vlibsocket/socksvr_vlib.c \
- vlibsocket/vl_socket_api_h.h \
- vlibsocket/vl_socket_msg_enum.h
-
-nobase_include_HEADERS += \
- vlibsocket/api.h \
- vlibsocket/vl_socket_api_h.h \
- vlibsocket/vl_socket_msg_enum.h \
- vlibsocket/sockclnt.api.h
-
-BUILT_SOURCES = \
- vlibsocket/sockclnt.api.h \
- vlibmemory/memclnt.api.h \
- vlibmemory/memclnt.api.json
-
-SUFFIXES = .api.h .api .api.json
-
-# The actual %.api.h rule is in .../build-data/packages/suffix-rules.mk
-# and requires a symbolic link at the top of the vnet source tree
-
-include $(top_srcdir)/suffix-rules.mk
-
-# install the API definition, so we can produce java bindings, etc.
-apidir = $(prefix)/vlibmemory
-api_DATA = vlibmemory/memclnt.api.json
diff --git a/vlib-api/configure.ac b/vlib-api/configure.ac
deleted file mode 100644
index f0aa308346b..00000000000
--- a/vlib-api/configure.ac
+++ /dev/null
@@ -1,9 +0,0 @@
-AC_INIT(vlibapi, 1.0)
-LT_INIT
-AM_INIT_AUTOMAKE
-
-AM_SILENT_RULES([yes])
-
-AC_PROG_CC
-
-AC_OUTPUT([Makefile])
diff --git a/vlib-api/suffix-rules.mk b/vlib-api/suffix-rules.mk
deleted file mode 120000
index f609840001f..00000000000
--- a/vlib-api/suffix-rules.mk
+++ /dev/null
@@ -1 +0,0 @@
-../build-data/suffix-rules.mk \ No newline at end of file
diff --git a/vlib-api/vlibapi/api.h b/vlib-api/vlibapi/api.h
deleted file mode 100644
index 6274533580b..00000000000
--- a/vlib-api/vlibapi/api.h
+++ /dev/null
@@ -1,281 +0,0 @@
-/*
- *------------------------------------------------------------------
- * api.h
- *
- * Copyright (c) 2009-2015 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 included_api_h
-#define included_api_h
-
-#include <vppinfra/error.h>
-#include <svm.h>
-#include <vlib/vlib.h>
-#include <vlibmemory/unix_shared_memory_queue.h>
-#include <vlib/unix/unix.h>
-
-typedef enum
-{
- REGISTRATION_TYPE_FREE = 0,
- REGISTRATION_TYPE_SHMEM,
- REGISTRATION_TYPE_SOCKET_LISTEN,
- REGISTRATION_TYPE_SOCKET_SERVER,
- REGISTRATION_TYPE_SOCKET_CLIENT,
-} vl_registration_type_t;
-
-typedef struct vl_api_registration_
-{
- vl_registration_type_t registration_type;
-
- /* Index in VLIB's brain (not shared memory). */
- u32 vl_api_registration_pool_index;
-
- u8 *name;
-
- /*
- * The following groups of data could be unioned, but my fingers are
- * going to be sore enough.
- */
-
- /* shared memory only */
- unix_shared_memory_queue_t *vl_input_queue;
-
- /* socket server and client */
- u32 unix_file_index;
- i8 *unprocessed_input;
- u32 unprocessed_msg_length;
- u8 *output_vector;
-
- /* socket client only */
- u32 server_handle;
- u32 server_index;
-
-} vl_api_registration_t;
-
-
-/* Trace configuration for a single message */
-typedef struct
-{
- int size;
- int trace_enable;
- int replay_enable;
-} trace_cfg_t;
-
-/*
- * API recording
- */
-typedef struct
-{
- u8 endian;
- u8 enabled;
- u8 wrapped;
- u8 pad;
- u32 nitems;
- u32 curindex;
- u8 **traces;
-} vl_api_trace_t;
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED
-(struct
- {
- u8 endian; u8 wrapped;
- u32 nitems;
-}) vl_api_trace_file_header_t;
-/* *INDENT-ON* */
-
-typedef enum
-{
- VL_API_TRACE_TX,
- VL_API_TRACE_RX,
-} vl_api_trace_which_t;
-
-#define VL_API_LITTLE_ENDIAN 0x00
-#define VL_API_BIG_ENDIAN 0x01
-
-typedef struct
-{
- u8 *name;
- u16 first_msg_id;
- u16 last_msg_id;
-} vl_api_msg_range_t;
-
-typedef struct
-{
- void (**msg_handlers) (void *);
- int (**pd_msg_handlers) (void *, int);
- void (**msg_cleanup_handlers) (void *);
- void (**msg_endian_handlers) (void *);
- void (**msg_print_handlers) (void *, void *);
- char **msg_names;
- u8 *message_bounce;
- u8 *is_mp_safe;
- struct ring_alloc_ *arings;
- u32 ring_misses;
- u32 missing_clients;
- vl_api_trace_t *rx_trace;
- vl_api_trace_t *tx_trace;
- int msg_print_flag;
- trace_cfg_t *api_trace_cfg;
- int our_pid;
- svm_region_t *vlib_rp;
- svm_region_t **mapped_shmem_regions;
- struct vl_shmem_hdr_ *shmem_hdr;
- vl_api_registration_t **vl_clients;
-
- u8 *serialized_message_table_in_shmem;
-
- /* For plugin msg allocator */
- u16 first_available_msg_id;
-
- /* message range by name hash */
- uword *msg_range_by_name;
-
- /* vector of message ranges */
- vl_api_msg_range_t *msg_ranges;
-
- /* uid for the api shared memory region */
- int api_uid;
- /* gid for the api shared memory region */
- int api_gid;
-
- /* base virtual address for global VM region */
- u64 global_baseva;
-
- /* size of the global VM region */
- u64 global_size;
-
- /* size of the API region */
- u64 api_size;
-
- /* size of the global VM private mheap */
- u64 global_pvt_heap_size;
-
- /* size of the api private mheap */
- u64 api_pvt_heap_size;
-
- /* Client-only data structures */
- unix_shared_memory_queue_t *vl_input_queue;
-
- /*
- * All VLIB-side message handlers use my_client_index to identify
- * the queue / client. This works in sim replay.
- */
- int my_client_index;
- /*
- * This is the (shared VM) address of the registration,
- * don't use it to id the connection since it can't possibly
- * work in simulator replay.
- */
- vl_api_registration_t *my_registration;
-
- i32 vlib_signal;
-
- /* client side message index hash table */
- uword *msg_index_by_name_and_crc;
-
- char *region_name;
- char *root_path;
-} api_main_t;
-
-extern api_main_t api_main;
-
-typedef struct
-{
- int id;
- char *name;
- u32 crc;
- void *handler;
- void *cleanup;
- void *endian;
- void *print;
- int size;
- int traced;
- int replay;
- int message_bounce;
- int is_mp_safe;
-} vl_msg_api_msg_config_t;
-
-typedef struct msgbuf_
-{
- unix_shared_memory_queue_t *q;
- u32 data_len;
- u32 pad;
- u8 data[0];
-} msgbuf_t;
-
-/* api_shared.c prototypes */
-int vl_msg_api_rx_trace_enabled (api_main_t * am);
-int vl_msg_api_tx_trace_enabled (api_main_t * am);
-void vl_msg_api_trace (api_main_t * am, vl_api_trace_t * tp, void *msg);
-int vl_msg_api_trace_onoff (api_main_t * am, vl_api_trace_which_t which,
- int onoff);
-int vl_msg_api_trace_free (api_main_t * am, vl_api_trace_which_t which);
-int vl_msg_api_trace_save (api_main_t * am,
- vl_api_trace_which_t which, FILE * fp);
-int vl_msg_api_trace_configure (api_main_t * am, vl_api_trace_which_t which,
- u32 nitems);
-void vl_msg_api_handler_with_vm_node (api_main_t * am,
- void *the_msg, vlib_main_t * vm,
- vlib_node_runtime_t * node);
-void vl_msg_api_handler (void *the_msg);
-void vl_msg_api_handler_no_free (void *the_msg);
-void vl_msg_api_handler_no_trace_no_free (void *the_msg);
-void vl_msg_api_trace_only (void *the_msg);
-void vl_msg_api_cleanup_handler (void *the_msg);
-void vl_msg_api_replay_handler (void *the_msg);
-void vl_msg_api_socket_handler (void *the_msg);
-void vl_msg_api_set_handlers (int msg_id, char *msg_name,
- void *handler,
- void *cleanup,
- void *endian,
- void *print, int msg_size, int traced);
-void vl_msg_api_config (vl_msg_api_msg_config_t *);
-void vl_msg_api_set_cleanup_handler (int msg_id, void *fp);
-void vl_msg_api_queue_handler (unix_shared_memory_queue_t * q);
-vl_api_trace_t *vl_msg_api_trace_get (api_main_t * am,
- vl_api_trace_which_t which);
-
-void vl_msg_api_free (void *);
-void vl_noop_handler (void *mp);
-clib_error_t *vl_api_init (vlib_main_t * vm);
-void vl_msg_api_increment_missing_client_counter (void);
-void vl_msg_api_post_mortem_dump (void);
-void vl_msg_api_register_pd_handler (void *handler,
- u16 msg_id_host_byte_order);
-int vl_msg_api_pd_handler (void *mp, int rv);
-
-void vl_msg_api_set_first_available_msg_id (u16 first_avail);
-u16 vl_msg_api_get_msg_ids (char *name, int n);
-void vl_msg_api_add_msg_name_crc (api_main_t * am, char *string, u32 id);
-u32 vl_api_get_msg_index (u8 * name_and_crc);
-
-/* node_serialize.c prototypes */
-u8 *vlib_node_serialize (vlib_node_main_t * nm, u8 * vector,
- u32 max_threads, int include_nexts,
- int include_stats);
-vlib_node_t **vlib_node_unserialize (u8 * vector);
-
-#define VLIB_API_INIT_FUNCTION(x) VLIB_DECLARE_INIT_FUNCTION(x,api_init)
-
-#endif /* included_api_h */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibapi/api_helper_macros.h b/vlib-api/vlibapi/api_helper_macros.h
deleted file mode 100644
index 16f34cfc762..00000000000
--- a/vlib-api/vlibapi/api_helper_macros.h
+++ /dev/null
@@ -1,243 +0,0 @@
-/*
- *------------------------------------------------------------------
- * api_helper_macros.h - message handler helper macros
- *
- * Copyright (c) 2016 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 __api_helper_macros_h__
-#define __api_helper_macros_h__
-
-#define f64_endian(a)
-#define f64_print(a,b)
-
-#define REPLY_MACRO(t) \
-do { \
- unix_shared_memory_queue_t * q; \
- rv = vl_msg_api_pd_handler (mp, rv); \
- q = vl_api_client_index_to_input_queue (mp->client_index); \
- if (!q) \
- return; \
- \
- rmp = vl_msg_api_alloc (sizeof (*rmp)); \
- rmp->_vl_msg_id = ntohs((t)); \
- rmp->context = mp->context; \
- rmp->retval = ntohl(rv); \
- \
- vl_msg_api_send_shmem (q, (u8 *)&rmp); \
-} while(0);
-
-#define REPLY_MACRO2(t, body) \
-do { \
- unix_shared_memory_queue_t * q; \
- rv = vl_msg_api_pd_handler (mp, rv); \
- q = vl_api_client_index_to_input_queue (mp->client_index); \
- if (!q) \
- return; \
- \
- rmp = vl_msg_api_alloc (sizeof (*rmp)); \
- rmp->_vl_msg_id = ntohs((t)); \
- rmp->context = mp->context; \
- rmp->retval = ntohl(rv); \
- do {body;} while (0); \
- vl_msg_api_send_shmem (q, (u8 *)&rmp); \
-} while(0);
-
-#define REPLY_MACRO3(t, n, body) \
-do { \
- unix_shared_memory_queue_t * q; \
- rv = vl_msg_api_pd_handler (mp, rv); \
- q = vl_api_client_index_to_input_queue (mp->client_index); \
- if (!q) \
- return; \
- \
- rmp = vl_msg_api_alloc (sizeof (*rmp) + n); \
- rmp->_vl_msg_id = ntohs((t)); \
- rmp->context = mp->context; \
- rmp->retval = ntohl(rv); \
- do {body;} while (0); \
- vl_msg_api_send_shmem (q, (u8 *)&rmp); \
-} while(0);
-
-#define REPLY_MACRO4(t, n, body) \
-do { \
- unix_shared_memory_queue_t * q; \
- u8 is_error = 0; \
- rv = vl_msg_api_pd_handler (mp, rv); \
- q = vl_api_client_index_to_input_queue (mp->client_index); \
- if (!q) \
- return; \
- \
- rmp = vl_msg_api_alloc_or_null (sizeof (*rmp) + n); \
- if (!rmp) \
- { \
- /* if there isn't enough memory, try to allocate */ \
- /* some at least for returning an error */ \
- rmp = vl_msg_api_alloc (sizeof (*rmp)); \
- if (!rmp) \
- return; \
- \
- memset (rmp, 0, sizeof (*rmp)); \
- rv = VNET_API_ERROR_TABLE_TOO_BIG; \
- is_error = 1; \
- } \
- rmp->_vl_msg_id = ntohs((t)); \
- rmp->context = mp->context; \
- rmp->retval = ntohl(rv); \
- if (!is_error) \
- do {body;} while (0); \
- vl_msg_api_send_shmem (q, (u8 *)&rmp); \
-} while(0);
-
-/* "trust, but verify" */
-
-#define VALIDATE_SW_IF_INDEX(mp) \
- do { u32 __sw_if_index = ntohl(mp->sw_if_index); \
- vnet_main_t *__vnm = vnet_get_main(); \
- if (pool_is_free_index(__vnm->interface_main.sw_interfaces, \
- __sw_if_index)) { \
- rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; \
- goto bad_sw_if_index; \
- } \
-} while(0);
-
-#define BAD_SW_IF_INDEX_LABEL \
-do { \
-bad_sw_if_index: \
- ; \
-} while (0);
-
-#define VALIDATE_RX_SW_IF_INDEX(mp) \
- do { u32 __rx_sw_if_index = ntohl(mp->rx_sw_if_index); \
- vnet_main_t *__vnm = vnet_get_main(); \
- if (pool_is_free_index(__vnm->interface_main.sw_interfaces, \
- __rx_sw_if_index)) { \
- rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; \
- goto bad_rx_sw_if_index; \
- } \
-} while(0);
-
-#define BAD_RX_SW_IF_INDEX_LABEL \
-do { \
-bad_rx_sw_if_index: \
- ; \
-} while (0);
-
-#define VALIDATE_TX_SW_IF_INDEX(mp) \
- do { u32 __tx_sw_if_index = ntohl(mp->tx_sw_if_index); \
- vnet_main_t *__vnm = vnet_get_main(); \
- if (pool_is_free_index(__vnm->interface_main.sw_interfaces, \
- __tx_sw_if_index)) { \
- rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; \
- goto bad_tx_sw_if_index; \
- } \
-} while(0);
-
-#define BAD_TX_SW_IF_INDEX_LABEL \
-do { \
-bad_tx_sw_if_index: \
- ; \
-} while (0);
-
-#define pub_sub_handler(lca,UCA) \
-static void vl_api_want_##lca##_t_handler ( \
- vl_api_want_##lca##_t *mp) \
-{ \
- vpe_api_main_t *vam = &vpe_api_main; \
- vpe_client_registration_t *rp; \
- vl_api_want_##lca##_reply_t *rmp; \
- uword *p; \
- i32 rv = 0; \
- \
- p = hash_get (vam->lca##_registration_hash, mp->client_index); \
- if (p) { \
- if (mp->enable_disable) { \
- clib_warning ("pid %d: already enabled...", mp->pid); \
- rv = VNET_API_ERROR_INVALID_REGISTRATION; \
- goto reply; \
- } else { \
- rp = pool_elt_at_index (vam->lca##_registrations, p[0]); \
- pool_put (vam->lca##_registrations, rp); \
- hash_unset (vam->lca##_registration_hash, \
- mp->client_index); \
- goto reply; \
- } \
- } \
- if (mp->enable_disable == 0) { \
- clib_warning ("pid %d: already disabled...", mp->pid); \
- rv = VNET_API_ERROR_INVALID_REGISTRATION; \
- goto reply; \
- } \
- pool_get (vam->lca##_registrations, rp); \
- rp->client_index = mp->client_index; \
- rp->client_pid = mp->pid; \
- hash_set (vam->lca##_registration_hash, rp->client_index, \
- rp - vam->lca##_registrations); \
- \
-reply: \
- REPLY_MACRO (VL_API_WANT_##UCA##_REPLY); \
-}
-
-#define foreach_registration_hash \
-_(interface_events) \
-_(to_netconf_server) \
-_(from_netconf_server) \
-_(to_netconf_client) \
-_(from_netconf_client) \
-_(oam_events) \
-_(bfd_events)
-
-/* WARNING: replicated in vpp/stats.h */
-typedef struct
-{
- u32 client_index; /* in memclnt registration pool */
- u32 client_pid;
-} vpe_client_registration_t;
-
-struct _vl_api_ip4_arp_event;
-struct _vl_api_ip6_nd_event;
-
-typedef struct
-{
-#define _(a) uword *a##_registration_hash; \
- vpe_client_registration_t * a##_registrations;
- foreach_registration_hash
-#undef _
- /* notifications happen really early in the game */
- u8 link_state_process_up;
-
- /* ip4 arp event registration pool */
- struct _vl_api_ip4_arp_event *arp_events;
-
- /* ip6 nd event registration pool */
- struct _vl_api_ip6_nd_event *nd_events;
-
- /* convenience */
- vlib_main_t *vlib_main;
- vnet_main_t *vnet_main;
-} vpe_api_main_t;
-
-extern vpe_api_main_t vpe_api_main;
-
-#endif /* __api_helper_macros_h__ */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibapi/api_shared.c b/vlib-api/vlibapi/api_shared.c
deleted file mode 100644
index 6a04fac92f4..00000000000
--- a/vlib-api/vlibapi/api_shared.c
+++ /dev/null
@@ -1,1375 +0,0 @@
-/*
- *------------------------------------------------------------------
- * api_shared.c - API message handling, common code for both clients
- * and the vlib process itself.
- *
- *
- * Copyright (c) 2009 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 <stdio.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/mman.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <vppinfra/format.h>
-#include <vppinfra/byte_order.h>
-#include <vppinfra/error.h>
-#include <vlib/vlib.h>
-#include <vlib/unix/unix.h>
-#include <vlibapi/api.h>
-#include <vppinfra/elog.h>
-
-api_main_t api_main;
-
-void vl_msg_api_barrier_sync (void) __attribute__ ((weak));
-void
-vl_msg_api_barrier_sync (void)
-{
-}
-
-void vl_msg_api_barrier_release (void) __attribute__ ((weak));
-void
-vl_msg_api_barrier_release (void)
-{
-}
-
-void
-vl_msg_api_increment_missing_client_counter (void)
-{
- api_main_t *am = &api_main;
- am->missing_clients++;
-}
-
-typedef enum
-{
- DUMP,
- CUSTOM_DUMP,
- REPLAY,
- INITIALIZERS,
-} vl_api_replay_t;
-
-int
-vl_msg_api_rx_trace_enabled (api_main_t * am)
-{
- return (am->rx_trace && am->rx_trace->enabled);
-}
-
-int
-vl_msg_api_tx_trace_enabled (api_main_t * am)
-{
- return (am->tx_trace && am->tx_trace->enabled);
-}
-
-/*
- * vl_msg_api_trace
- */
-void
-vl_msg_api_trace (api_main_t * am, vl_api_trace_t * tp, void *msg)
-{
- u8 **this_trace;
- u8 **old_trace;
- u8 *msg_copy;
- u32 length;
- trace_cfg_t *cfgp;
- u16 msg_id = ntohs (*((u16 *) msg));
- msgbuf_t *header = (msgbuf_t *) (((u8 *) msg) - offsetof (msgbuf_t, data));
-
- cfgp = am->api_trace_cfg + msg_id;
-
- if (!cfgp || !cfgp->trace_enable)
- return;
-
- msg_copy = 0;
-
- if (tp->nitems == 0)
- {
- clib_warning ("tp->nitems is 0");
- return;
- }
-
- if (vec_len (tp->traces) < tp->nitems)
- {
- vec_add1 (tp->traces, 0);
- this_trace = tp->traces + vec_len (tp->traces) - 1;
- }
- else
- {
- tp->wrapped = 1;
- old_trace = tp->traces + tp->curindex++;
- if (tp->curindex == tp->nitems)
- tp->curindex = 0;
- vec_free (*old_trace);
- this_trace = old_trace;
- }
-
- length = clib_net_to_host_u32 (header->data_len);
-
- vec_validate (msg_copy, length - 1);
- clib_memcpy (msg_copy, msg, length);
- *this_trace = msg_copy;
-}
-
-int
-vl_msg_api_trace_onoff (api_main_t * am, vl_api_trace_which_t which,
- int onoff)
-{
- vl_api_trace_t *tp;
- int rv;
-
- switch (which)
- {
- case VL_API_TRACE_TX:
- tp = am->tx_trace;
- if (tp == 0)
- {
- vl_msg_api_trace_configure (am, which, 1024);
- tp = am->tx_trace;
- }
- break;
-
- case VL_API_TRACE_RX:
- tp = am->rx_trace;
- if (tp == 0)
- {
- vl_msg_api_trace_configure (am, which, 1024);
- tp = am->rx_trace;
- }
- break;
-
- default:
- /* duh? */
- return -1;
- }
-
- /* Configured? */
- if (tp == 0 || tp->nitems == 0)
- return -1;
-
- rv = tp->enabled;
- tp->enabled = onoff;
-
- return rv;
-}
-
-int
-vl_msg_api_trace_free (api_main_t * am, vl_api_trace_which_t which)
-{
- vl_api_trace_t *tp;
- int i;
-
- switch (which)
- {
- case VL_API_TRACE_TX:
- tp = am->tx_trace;
- break;
-
- case VL_API_TRACE_RX:
- tp = am->rx_trace;
- break;
-
- default:
- /* duh? */
- return -1;
- }
-
- /* Configured? */
- if (!tp || tp->nitems == 0)
- return -1;
-
- tp->curindex = 0;
- tp->wrapped = 0;
-
- for (i = 0; i < vec_len (tp->traces); i++)
- {
- vec_free (tp->traces[i]);
- }
- vec_free (tp->traces);
-
- return 0;
-}
-
-int
-vl_msg_api_trace_save (api_main_t * am, vl_api_trace_which_t which, FILE * fp)
-{
- vl_api_trace_t *tp;
- vl_api_trace_file_header_t fh;
- int i;
- u8 *msg;
-
- switch (which)
- {
- case VL_API_TRACE_TX:
- tp = am->tx_trace;
- break;
-
- case VL_API_TRACE_RX:
- tp = am->rx_trace;
- break;
-
- default:
- /* duh? */
- return -1;
- }
-
- /* Configured, data present? */
- if (tp == 0 || tp->nitems == 0 || vec_len (tp->traces) == 0)
- return -1;
-
- /* "Dare to be stupid" check */
- if (fp == 0)
- {
- return -2;
- }
-
- /* Write the file header */
- fh.nitems = vec_len (tp->traces);
- fh.endian = tp->endian;
- fh.wrapped = tp->wrapped;
-
- if (fwrite (&fh, sizeof (fh), 1, fp) != 1)
- {
- return (-10);
- }
-
- /* No-wrap case */
- if (tp->wrapped == 0)
- {
- /*
- * Note: vec_len return 0 when fed a NULL pointer.
- * Unfortunately, the static analysis tool doesn't
- * figure it out, hence the suppressed warnings.
- * What a great use of my time.
- */
- for (i = 0; i < vec_len (tp->traces); i++)
- {
- u32 msg_length;
- /*sa_ignore NO_NULL_CHK */
- msg = tp->traces[i];
- /*
- * This retarded check required to pass
- * [sic] SA-checking.
- */
- if (!msg)
- continue;
-
- msg_length = clib_host_to_net_u32 (vec_len (msg));
- if (fwrite (&msg_length, 1, sizeof (msg_length), fp)
- != sizeof (msg_length))
- {
- return (-14);
- }
- if (fwrite (msg, 1, vec_len (msg), fp) != vec_len (msg))
- {
- return (-11);
- }
- }
- }
- else
- {
- /* Wrap case: write oldest -> end of buffer */
- for (i = tp->curindex; i < vec_len (tp->traces); i++)
- {
- u32 msg_length;
- msg = tp->traces[i];
- /*
- * This retarded check required to pass
- * [sic] SA-checking
- */
- if (!msg)
- continue;
-
- msg_length = clib_host_to_net_u32 (vec_len (msg));
- if (fwrite (&msg_length, 1, sizeof (msg_length), fp)
- != sizeof (msg_length))
- {
- return (-14);
- }
-
- if (fwrite (msg, 1, vec_len (msg), fp) != vec_len (msg))
- {
- return (-12);
- }
- }
- /* write beginning of buffer -> oldest-1 */
- for (i = 0; i < tp->curindex; i++)
- {
- u32 msg_length;
- /*sa_ignore NO_NULL_CHK */
- msg = tp->traces[i];
- /*
- * This retarded check required to pass
- * [sic] SA-checking
- */
- if (!msg)
- continue;
-
- msg_length = clib_host_to_net_u32 (vec_len (msg));
- if (fwrite (&msg_length, 1, sizeof (msg_length), fp)
- != sizeof (msg_length))
- {
- return (-14);
- }
-
- if (fwrite (msg, 1, vec_len (msg), fp) != vec_len (msg))
- {
- return (-13);
- }
- }
- }
- return 0;
-}
-
-int
-vl_msg_api_trace_configure (api_main_t * am, vl_api_trace_which_t which,
- u32 nitems)
-{
- vl_api_trace_t *tp;
- int was_on = 0;
-
- switch (which)
- {
- case VL_API_TRACE_TX:
- tp = am->tx_trace;
- if (tp == 0)
- {
- vec_validate (am->tx_trace, 0);
- tp = am->tx_trace;
- }
- break;
-
- case VL_API_TRACE_RX:
- tp = am->rx_trace;
- if (tp == 0)
- {
- vec_validate (am->rx_trace, 0);
- tp = am->rx_trace;
- }
-
- break;
-
- default:
- return -1;
-
- }
-
- if (tp->enabled)
- {
- was_on = vl_msg_api_trace_onoff (am, which, 0);
- }
- if (tp->traces)
- {
- vl_msg_api_trace_free (am, which);
- }
-
- memset (tp, 0, sizeof (*tp));
-
- if (clib_arch_is_big_endian)
- {
- tp->endian = VL_API_BIG_ENDIAN;
- }
- else
- {
- tp->endian = VL_API_LITTLE_ENDIAN;
- }
-
- tp->nitems = nitems;
- if (was_on)
- {
- (void) vl_msg_api_trace_onoff (am, which, was_on);
- }
- return 0;
-}
-
-always_inline void
-msg_handler_internal (api_main_t * am,
- void *the_msg, int trace_it, int do_it, int free_it)
-{
- u16 id = ntohs (*((u16 *) the_msg));
- u8 *(*print_fp) (void *, void *);
-
- if (id < vec_len (am->msg_handlers) && am->msg_handlers[id])
- {
- if (trace_it)
- vl_msg_api_trace (am, am->rx_trace, the_msg);
-
- if (am->msg_print_flag)
- {
- fformat (stdout, "[%d]: %s\n", id, am->msg_names[id]);
- print_fp = (void *) am->msg_print_handlers[id];
- if (print_fp == 0)
- {
- fformat (stdout, " [no registered print fn]\n");
- }
- else
- {
- (*print_fp) (the_msg, stdout);
- }
- }
-
- if (do_it)
- {
- if (!am->is_mp_safe[id])
- vl_msg_api_barrier_sync ();
- (*am->msg_handlers[id]) (the_msg);
- if (!am->is_mp_safe[id])
- vl_msg_api_barrier_release ();
- }
- }
- else
- {
- clib_warning ("no handler for msg id %d", id);
- }
-
- if (free_it)
- vl_msg_api_free (the_msg);
-}
-
-/* set to 1 if you want before/after message handler event logging */
-#define ELOG_API_MESSAGE_HANDLERS 0
-
-#if ELOG_API_MESSAGE_HANDLERS > 0
-static u32
-elog_id_for_msg_name (vlib_main_t * vm, char *msg_name)
-{
- uword *p, r;
- static uword *h;
- u8 *name_copy;
-
- if (!h)
- h = hash_create_string (0, sizeof (uword));
-
- p = hash_get_mem (h, msg_name);
- if (p)
- return p[0];
- r = elog_string (&vm->elog_main, "%s", msg_name);
-
- name_copy = format (0, "%s%c", msg_name, 0);
-
- hash_set_mem (h, name_copy, r);
-
- return r;
-}
-#endif
-
-/* This is only to be called from a vlib/vnet app */
-void
-vl_msg_api_handler_with_vm_node (api_main_t * am,
- void *the_msg, vlib_main_t * vm,
- vlib_node_runtime_t * node)
-{
- u16 id = ntohs (*((u16 *) the_msg));
- u8 *(*handler) (void *, void *, void *);
-
-#if ELOG_API_MESSAGE_HANDLERS > 0
- {
- /* *INDENT-OFF* */
- ELOG_TYPE_DECLARE (e) =
- {
- .format = "api-msg: %s",
- .format_args = "T4",
- };
- /* *INDENT-ON* */
- struct
- {
- u32 c;
- } *ed;
- ed = ELOG_DATA (&vm->elog_main, e);
- if (id < vec_len (am->msg_names))
- ed->c = elog_id_for_msg_name (vm, am->msg_names[id]);
- else
- ed->c = elog_id_for_msg_name (vm, "BOGUS");
- }
-#endif
-
- if (id < vec_len (am->msg_handlers) && am->msg_handlers[id])
- {
- handler = (void *) am->msg_handlers[id];
-
- if (am->rx_trace && am->rx_trace->enabled)
- vl_msg_api_trace (am, am->rx_trace, the_msg);
-
- if (!am->is_mp_safe[id])
- vl_msg_api_barrier_sync ();
- (*handler) (the_msg, vm, node);
- if (!am->is_mp_safe[id])
- vl_msg_api_barrier_release ();
- }
- else
- {
- clib_warning ("no hander for msg id %d", id);
- }
-
- /*
- * Special-case, so we can e.g. bounce messages off the vnet
- * main thread without copying them...
- */
- if (!(am->message_bounce[id]))
- vl_msg_api_free (the_msg);
-
-#if ELOG_API_MESSAGE_HANDLERS > 0
- {
- /* *INDENT-OFF* */
- ELOG_TYPE_DECLARE (e) = {
- .format = "api-msg-done: %s",
- .format_args = "T4",
- };
- /* *INDENT-ON* */
-
- struct
- {
- u32 c;
- } *ed;
- ed = ELOG_DATA (&vm->elog_main, e);
- if (id < vec_len (am->msg_names))
- ed->c = elog_id_for_msg_name (vm, am->msg_names[id]);
- else
- ed->c = elog_id_for_msg_name (vm, "BOGUS");
- }
-#endif
-}
-
-void
-vl_msg_api_handler (void *the_msg)
-{
- api_main_t *am = &api_main;
-
- msg_handler_internal (am, the_msg,
- (am->rx_trace
- && am->rx_trace->enabled) /* trace_it */ ,
- 1 /* do_it */ , 1 /* free_it */ );
-}
-
-void
-vl_msg_api_handler_no_free (void *the_msg)
-{
- api_main_t *am = &api_main;
- msg_handler_internal (am, the_msg,
- (am->rx_trace
- && am->rx_trace->enabled) /* trace_it */ ,
- 1 /* do_it */ , 0 /* free_it */ );
-}
-
-void
-vl_msg_api_handler_no_trace_no_free (void *the_msg)
-{
- api_main_t *am = &api_main;
- msg_handler_internal (am, the_msg, 0 /* trace_it */ , 1 /* do_it */ ,
- 0 /* free_it */ );
-}
-
-/*
- * Add a trace record to the API message trace buffer, if
- * API message tracing is enabled. Handy for adding sufficient
- * data to the trace to reproduce autonomous state, as opposed to
- * state downloaded via control-plane API messages. Example: the NAT
- * application creates database entries based on packet traffic, not
- * control-plane messages.
- *
- */
-void
-vl_msg_api_trace_only (void *the_msg)
-{
- api_main_t *am = &api_main;
-
- msg_handler_internal (am, the_msg,
- (am->rx_trace
- && am->rx_trace->enabled) /* trace_it */ ,
- 0 /* do_it */ , 0 /* free_it */ );
-}
-
-void
-vl_msg_api_cleanup_handler (void *the_msg)
-{
- api_main_t *am = &api_main;
- u16 id = ntohs (*((u16 *) the_msg));
-
- if (PREDICT_FALSE (id >= vec_len (am->msg_cleanup_handlers)))
- {
- clib_warning ("_vl_msg_id too large: %d\n", id);
- return;
- }
- if (am->msg_cleanup_handlers[id])
- (*am->msg_cleanup_handlers[id]) (the_msg);
-
- vl_msg_api_free (the_msg);
-}
-
-/*
- * vl_msg_api_replay_handler
- */
-void
-vl_msg_api_replay_handler (void *the_msg)
-{
- api_main_t *am = &api_main;
-
- u16 id = ntohs (*((u16 *) the_msg));
-
- if (PREDICT_FALSE (id >= vec_len (am->msg_handlers)))
- {
- clib_warning ("_vl_msg_id too large: %d\n", id);
- return;
- }
- /* do NOT trace the message... */
- if (am->msg_handlers[id])
- (*am->msg_handlers[id]) (the_msg);
- /* do NOT free the message buffer... */
-}
-
-/*
- * vl_msg_api_socket_handler
- */
-void
-vl_msg_api_socket_handler (void *the_msg)
-{
- api_main_t *am = &api_main;
-
- msg_handler_internal (am, the_msg,
- (am->rx_trace
- && am->rx_trace->enabled) /* trace_it */ ,
- 1 /* do_it */ , 0 /* free_it */ );
-}
-
-#define foreach_msg_api_vector \
-_(msg_names) \
-_(msg_handlers) \
-_(msg_cleanup_handlers) \
-_(msg_endian_handlers) \
-_(msg_print_handlers) \
-_(api_trace_cfg) \
-_(message_bounce) \
-_(is_mp_safe)
-
-void
-vl_msg_api_config (vl_msg_api_msg_config_t * c)
-{
- api_main_t *am = &api_main;
-
- ASSERT (c->id > 0);
-
-#define _(a) vec_validate (am->a, c->id);
- foreach_msg_api_vector;
-#undef _
-
- am->msg_names[c->id] = c->name;
- am->msg_handlers[c->id] = c->handler;
- am->msg_cleanup_handlers[c->id] = c->cleanup;
- am->msg_endian_handlers[c->id] = c->endian;
- am->msg_print_handlers[c->id] = c->print;
- am->message_bounce[c->id] = c->message_bounce;
- am->is_mp_safe[c->id] = c->is_mp_safe;
-
- am->api_trace_cfg[c->id].size = c->size;
- am->api_trace_cfg[c->id].trace_enable = c->traced;
- am->api_trace_cfg[c->id].replay_enable = c->replay;
-}
-
-/*
- * vl_msg_api_set_handlers
- * preserve the old API for a while
- */
-void
-vl_msg_api_set_handlers (int id, char *name, void *handler, void *cleanup,
- void *endian, void *print, int size, int traced)
-{
- vl_msg_api_msg_config_t cfg;
- vl_msg_api_msg_config_t *c = &cfg;
-
- c->id = id;
- c->name = name;
- c->handler = handler;
- c->cleanup = cleanup;
- c->endian = endian;
- c->print = print;
- c->traced = traced;
- c->replay = 1;
- c->message_bounce = 0;
- c->is_mp_safe = 0;
- vl_msg_api_config (c);
-}
-
-void
-vl_msg_api_set_cleanup_handler (int msg_id, void *fp)
-{
- api_main_t *am = &api_main;
- ASSERT (msg_id > 0);
-
- vec_validate (am->msg_cleanup_handlers, msg_id);
- am->msg_cleanup_handlers[msg_id] = fp;
-}
-
-void
-vl_msg_api_queue_handler (unix_shared_memory_queue_t * q)
-{
- uword msg;
-
- while (!unix_shared_memory_queue_sub (q, (u8 *) & msg, 0))
- vl_msg_api_handler ((void *) msg);
-}
-
-vl_api_trace_t *
-vl_msg_api_trace_get (api_main_t * am, vl_api_trace_which_t which)
-{
- switch (which)
- {
- case VL_API_TRACE_RX:
- return am->rx_trace;
- case VL_API_TRACE_TX:
- return am->tx_trace;
- default:
- return 0;
- }
-}
-
-void
-vl_noop_handler (void *mp)
-{
-}
-
-clib_error_t *
-vl_api_init (vlib_main_t * vm)
-{
- static u8 once;
- api_main_t *am = &api_main;
-
- if (once)
- return 0;
-
- once = 1;
-
- am->region_name = "/unset";
- /*
- * Eventually passed to fchown, -1 => "current user"
- * instead of 0 => "root". A very fine disctinction at best.
- */
- if (am->api_uid == 0)
- am->api_uid = -1;
- if (am->api_gid == 0)
- am->api_gid = -1;
-
- return (0);
-}
-
-void vl_msg_api_custom_dump_configure (api_main_t * am)
- __attribute__ ((weak));
-void
-vl_msg_api_custom_dump_configure (api_main_t * am)
-{
-}
-
-VLIB_INIT_FUNCTION (vl_api_init);
-
-static void
-vl_msg_api_process_file (vlib_main_t * vm, u8 * filename,
- u32 first_index, u32 last_index,
- vl_api_replay_t which)
-{
- vl_api_trace_file_header_t *hp;
- int i, fd;
- struct stat statb;
- size_t file_size;
- u8 *msg;
- u8 endian_swap_needed = 0;
- api_main_t *am = &api_main;
- u8 *tmpbuf = 0;
- u32 nitems;
- void **saved_print_handlers = 0;
-
- fd = open ((char *) filename, O_RDONLY);
-
- if (fd < 0)
- {
- vlib_cli_output (vm, "Couldn't open %s\n", filename);
- return;
- }
-
- if (fstat (fd, &statb) < 0)
- {
- vlib_cli_output (vm, "Couldn't stat %s\n", filename);
- close (fd);
- return;
- }
-
- if (!(statb.st_mode & S_IFREG) || (statb.st_size < sizeof (*hp)))
- {
- vlib_cli_output (vm, "File not plausible: %s\n", filename);
- close (fd);
- return;
- }
-
- file_size = statb.st_size;
- file_size = (file_size + 4095) & ~(4096);
-
- hp = mmap (0, file_size, PROT_READ, MAP_PRIVATE, fd, 0);
-
- if (hp == (vl_api_trace_file_header_t *) MAP_FAILED)
- {
- vlib_cli_output (vm, "mmap failed: %s\n", filename);
- close (fd);
- return;
- }
- close (fd);
-
- if ((clib_arch_is_little_endian && hp->endian == VL_API_BIG_ENDIAN)
- || (clib_arch_is_big_endian && hp->endian == VL_API_LITTLE_ENDIAN))
- endian_swap_needed = 1;
-
- if (endian_swap_needed)
- nitems = ntohl (hp->nitems);
- else
- nitems = hp->nitems;
-
- if (last_index == (u32) ~ 0)
- {
- last_index = nitems - 1;
- }
-
- if (first_index >= nitems || last_index >= nitems)
- {
- vlib_cli_output (vm, "Range (%d, %d) outside file range (0, %d)\n",
- first_index, last_index, nitems - 1);
- munmap (hp, file_size);
- return;
- }
- if (hp->wrapped)
- vlib_cli_output (vm,
- "Note: wrapped/incomplete trace, results may vary\n");
-
- if (which == CUSTOM_DUMP)
- {
- saved_print_handlers = (void **) vec_dup (am->msg_print_handlers);
- vl_msg_api_custom_dump_configure (am);
- }
-
-
- msg = (u8 *) (hp + 1);
-
- for (i = 0; i < first_index; i++)
- {
- trace_cfg_t *cfgp;
- int size;
- u16 msg_id;
-
- size = clib_host_to_net_u32 (*(u32 *) msg);
- msg += sizeof (u32);
-
- if (clib_arch_is_little_endian)
- msg_id = ntohs (*((u16 *) msg));
- else
- msg_id = *((u16 *) msg);
-
- cfgp = am->api_trace_cfg + msg_id;
- if (!cfgp)
- {
- vlib_cli_output (vm, "Ugh: msg id %d no trace config\n", msg_id);
- munmap (hp, file_size);
- return;
- }
- msg += size;
- }
-
- for (; i <= last_index; i++)
- {
- trace_cfg_t *cfgp;
- u16 *msg_idp;
- u16 msg_id;
- int size;
-
- if (which == DUMP)
- vlib_cli_output (vm, "---------- trace %d -----------\n", i);
-
- size = clib_host_to_net_u32 (*(u32 *) msg);
- msg += sizeof (u32);
-
- if (clib_arch_is_little_endian)
- msg_id = ntohs (*((u16 *) msg));
- else
- msg_id = *((u16 *) msg);
-
- cfgp = am->api_trace_cfg + msg_id;
- if (!cfgp)
- {
- vlib_cli_output (vm, "Ugh: msg id %d no trace config\n", msg_id);
- munmap (hp, file_size);
- vec_free (tmpbuf);
- return;
- }
-
- /* Copy the buffer (from the read-only mmap'ed file) */
- vec_validate (tmpbuf, size - 1 + sizeof (uword));
- clib_memcpy (tmpbuf + sizeof (uword), msg, size);
- memset (tmpbuf, 0xf, sizeof (uword));
-
- /*
- * Endian swap if needed. All msg data is supposed to be
- * in network byte order. All msg handlers are supposed to
- * know that. The generic message dumpers don't know that.
- * One could fix apigen, I suppose.
- */
- if ((which == DUMP && clib_arch_is_little_endian) || endian_swap_needed)
- {
- void (*endian_fp) (void *);
- if (msg_id >= vec_len (am->msg_endian_handlers)
- || (am->msg_endian_handlers[msg_id] == 0))
- {
- vlib_cli_output (vm, "Ugh: msg id %d no endian swap\n", msg_id);
- munmap (hp, file_size);
- vec_free (tmpbuf);
- return;
- }
- endian_fp = am->msg_endian_handlers[msg_id];
- (*endian_fp) (tmpbuf + sizeof (uword));
- }
-
- /* msg_id always in network byte order */
- if (clib_arch_is_little_endian)
- {
- msg_idp = (u16 *) (tmpbuf + sizeof (uword));
- *msg_idp = msg_id;
- }
-
- switch (which)
- {
- case CUSTOM_DUMP:
- case DUMP:
- if (msg_id < vec_len (am->msg_print_handlers) &&
- am->msg_print_handlers[msg_id])
- {
- u8 *(*print_fp) (void *, void *);
-
- print_fp = (void *) am->msg_print_handlers[msg_id];
- (*print_fp) (tmpbuf + sizeof (uword), vm);
- }
- else
- {
- vlib_cli_output (vm, "Skipping msg id %d: no print fcn\n",
- msg_id);
- break;
- }
- break;
-
- case INITIALIZERS:
- if (msg_id < vec_len (am->msg_print_handlers) &&
- am->msg_print_handlers[msg_id])
- {
- u8 *s;
- int j;
- u8 *(*print_fp) (void *, void *);
-
- print_fp = (void *) am->msg_print_handlers[msg_id];
-
- vlib_cli_output (vm, "/*");
-
- (*print_fp) (tmpbuf + sizeof (uword), vm);
- vlib_cli_output (vm, "*/\n");
-
- s = format (0, "static u8 * vl_api_%s_%d[%d] = {",
- am->msg_names[msg_id], i,
- am->api_trace_cfg[msg_id].size);
-
- for (j = 0; j < am->api_trace_cfg[msg_id].size; j++)
- {
- if ((j & 7) == 0)
- s = format (s, "\n ");
- s = format (s, "0x%02x,", tmpbuf[sizeof (uword) + j]);
- }
- s = format (s, "\n};\n%c", 0);
- vlib_cli_output (vm, (char *) s);
- vec_free (s);
- }
- break;
-
- case REPLAY:
- if (msg_id < vec_len (am->msg_print_handlers) &&
- am->msg_print_handlers[msg_id] && cfgp->replay_enable)
- {
- void (*handler) (void *);
-
- handler = (void *) am->msg_handlers[msg_id];
-
- if (!am->is_mp_safe[msg_id])
- vl_msg_api_barrier_sync ();
- (*handler) (tmpbuf + sizeof (uword));
- if (!am->is_mp_safe[msg_id])
- vl_msg_api_barrier_release ();
- }
- else
- {
- if (cfgp->replay_enable)
- vlib_cli_output (vm, "Skipping msg id %d: no handler\n",
- msg_id);
- break;
- }
- break;
- }
-
- _vec_len (tmpbuf) = 0;
- msg += size;
- }
-
- if (saved_print_handlers)
- {
- clib_memcpy (am->msg_print_handlers, saved_print_handlers,
- vec_len (am->msg_print_handlers) * sizeof (void *));
- vec_free (saved_print_handlers);
- }
-
- munmap (hp, file_size);
- vec_free (tmpbuf);
-}
-
-u8 *
-format_vl_msg_api_trace_status (u8 * s, va_list * args)
-{
- api_main_t *am = va_arg (*args, api_main_t *);
- vl_api_trace_which_t which = va_arg (*args, vl_api_trace_which_t);
- vl_api_trace_t *tp;
- char *trace_name;
-
- switch (which)
- {
- case VL_API_TRACE_TX:
- tp = am->tx_trace;
- trace_name = "TX trace";
- break;
-
- case VL_API_TRACE_RX:
- tp = am->rx_trace;
- trace_name = "RX trace";
- break;
-
- default:
- abort ();
- }
-
- if (tp == 0)
- {
- s = format (s, "%s: not yet configured.\n", trace_name);
- return s;
- }
-
- s = format (s, "%s: used %d of %d items, %s enabled, %s wrapped\n",
- trace_name, vec_len (tp->traces), tp->nitems,
- tp->enabled ? "is" : "is not", tp->wrapped ? "has" : "has not");
- return s;
-}
-
-static u8 post_mortem_dump_enabled;
-
-static clib_error_t *
-api_trace_command_fn (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cmd)
-{
- u32 nitems = 256 << 10;
- api_main_t *am = &api_main;
- vl_api_trace_which_t which = VL_API_TRACE_RX;
- u8 *filename;
- u32 first = 0;
- u32 last = (u32) ~ 0;
- FILE *fp;
- int rv;
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (input, "on") || unformat (input, "enable"))
- {
- if (unformat (input, "nitems %d", &nitems))
- ;
- vl_msg_api_trace_configure (am, which, nitems);
- vl_msg_api_trace_onoff (am, which, 1 /* on */ );
- }
- else if (unformat (input, "off"))
- {
- vl_msg_api_trace_onoff (am, which, 0);
- }
- else if (unformat (input, "save %s", &filename))
- {
- u8 *chroot_filename;
- if (strstr ((char *) filename, "..")
- || index ((char *) filename, '/'))
- {
- vlib_cli_output (vm, "illegal characters in filename '%s'",
- filename);
- return 0;
- }
-
- chroot_filename = format (0, "/tmp/%s%c", filename, 0);
-
- vec_free (filename);
-
- fp = fopen ((char *) chroot_filename, "w");
- if (fp == NULL)
- {
- vlib_cli_output (vm, "Couldn't create %s\n", chroot_filename);
- return 0;
- }
- rv = vl_msg_api_trace_save (am, which, fp);
- fclose (fp);
- if (rv == -1)
- vlib_cli_output (vm, "API Trace data not present\n");
- else if (rv == -2)
- vlib_cli_output (vm, "File for writing is closed\n");
- else if (rv == -10)
- vlib_cli_output (vm, "Error while writing header to file\n");
- else if (rv == -11)
- vlib_cli_output (vm, "Error while writing trace to file\n");
- else if (rv == -12)
- vlib_cli_output (vm,
- "Error while writing end of buffer trace to file\n");
- else if (rv == -13)
- vlib_cli_output (vm,
- "Error while writing start of buffer trace to file\n");
- else if (rv < 0)
- vlib_cli_output (vm, "Unkown error while saving: %d", rv);
- else
- vlib_cli_output (vm, "API trace saved to %s\n", chroot_filename);
- vec_free (chroot_filename);
- }
- else if (unformat (input, "dump %s", &filename))
- {
- vl_msg_api_process_file (vm, filename, first, last, DUMP);
- }
- else if (unformat (input, "custom-dump %s", &filename))
- {
- vl_msg_api_process_file (vm, filename, first, last, CUSTOM_DUMP);
- }
- else if (unformat (input, "replay %s", &filename))
- {
- vl_msg_api_process_file (vm, filename, first, last, REPLAY);
- }
- else if (unformat (input, "initializers %s", &filename))
- {
- vl_msg_api_process_file (vm, filename, first, last, INITIALIZERS);
- }
- else if (unformat (input, "tx"))
- {
- which = VL_API_TRACE_TX;
- }
- else if (unformat (input, "first %d", &first))
- {
- ;
- }
- else if (unformat (input, "last %d", &last))
- {
- ;
- }
- else if (unformat (input, "status"))
- {
- vlib_cli_output (vm, "%U", format_vl_msg_api_trace_status,
- am, which);
- }
- else if (unformat (input, "free"))
- {
- vl_msg_api_trace_onoff (am, which, 0);
- vl_msg_api_trace_free (am, which);
- }
- else if (unformat (input, "post-mortem-on"))
- post_mortem_dump_enabled = 1;
- else if (unformat (input, "post-mortem-off"))
- post_mortem_dump_enabled = 0;
- else
- return clib_error_return (0, "unknown input `%U'",
- format_unformat_error, input);
- }
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (api_trace_command, static) = {
- .path = "api trace",
- .short_help =
- "api trace [on|off][dump|save|replay <file>][status][free][post-mortem-on]",
- .function = api_trace_command_fn,
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-api_config_fn (vlib_main_t * vm, unformat_input_t * input)
-{
- u32 nitems = 256 << 10;
- vl_api_trace_which_t which = VL_API_TRACE_RX;
- api_main_t *am = &api_main;
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (input, "on") || unformat (input, "enable"))
- {
- if (unformat (input, "nitems %d", &nitems))
- ;
- vl_msg_api_trace_configure (am, which, nitems);
- vl_msg_api_trace_onoff (am, which, 1 /* on */ );
- post_mortem_dump_enabled = 1;
- }
- else
- return clib_error_return (0, "unknown input `%U'",
- format_unformat_error, input);
- }
- return 0;
-}
-
-VLIB_CONFIG_FUNCTION (api_config_fn, "api-trace");
-
-void
-vl_msg_api_post_mortem_dump (void)
-{
- api_main_t *am = &api_main;
- FILE *fp;
- char filename[64];
- int rv;
-
- if (post_mortem_dump_enabled == 0)
- return;
-
- snprintf (filename, sizeof (filename), "/tmp/api_post_mortem.%d",
- getpid ());
-
- fp = fopen (filename, "w");
- if (fp == NULL)
- {
- rv = write (2, "Couldn't create ", 16);
- rv = write (2, filename, strlen (filename));
- rv = write (2, "\n", 1);
- return;
- }
- rv = vl_msg_api_trace_save (am, VL_API_TRACE_RX, fp);
- fclose (fp);
- if (rv < 0)
- {
- rv = write (2, "Failed to save post-mortem API trace to ", 40);
- rv = write (2, filename, strlen (filename));
- rv = write (2, "\n", 1);
- }
-
-}
-
-/* Layered message handling support */
-
-void
-vl_msg_api_register_pd_handler (void *fp, u16 msg_id_host_byte_order)
-{
- api_main_t *am = &api_main;
-
- /* Mild idiot proofing */
- if (msg_id_host_byte_order > 10000)
- clib_warning ("msg_id_host_byte_order endian issue? %d arg vs %d",
- msg_id_host_byte_order,
- clib_net_to_host_u16 (msg_id_host_byte_order));
- vec_validate (am->pd_msg_handlers, msg_id_host_byte_order);
- am->pd_msg_handlers[msg_id_host_byte_order] = fp;
-}
-
-int
-vl_msg_api_pd_handler (void *mp, int rv)
-{
- api_main_t *am = &api_main;
- int (*fp) (void *, int);
- u16 msg_id;
-
- if (clib_arch_is_little_endian)
- msg_id = clib_net_to_host_u16 (*((u16 *) mp));
- else
- msg_id = *((u16 *) mp);
-
- if (msg_id >= vec_len (am->pd_msg_handlers)
- || am->pd_msg_handlers[msg_id] == 0)
- return rv;
-
- fp = am->pd_msg_handlers[msg_id];
- rv = (*fp) (mp, rv);
- return rv;
-}
-
-void
-vl_msg_api_set_first_available_msg_id (u16 first_avail)
-{
- api_main_t *am = &api_main;
-
- am->first_available_msg_id = first_avail;
-}
-
-u16
-vl_msg_api_get_msg_ids (char *name, int n)
-{
- api_main_t *am = &api_main;
- u8 *name_copy;
- vl_api_msg_range_t *rp;
- uword *p;
- u16 rv;
-
- if (am->msg_range_by_name == 0)
- am->msg_range_by_name = hash_create_string (0, sizeof (uword));
-
- name_copy = format (0, "%s%c", name, 0);
-
- p = hash_get_mem (am->msg_range_by_name, name_copy);
- if (p)
- {
- clib_warning ("WARNING: duplicate message range registration for '%s'",
- name_copy);
- vec_free (name_copy);
- return ((u16) ~ 0);
- }
-
- if (n < 0 || n > 1024)
- {
- clib_warning
- ("WARNING: bad number of message-IDs (%d) requested by '%s'",
- n, name_copy);
- vec_free (name_copy);
- return ((u16) ~ 0);
- }
-
- vec_add2 (am->msg_ranges, rp, 1);
-
- rv = rp->first_msg_id = am->first_available_msg_id;
- am->first_available_msg_id += n;
- rp->last_msg_id = am->first_available_msg_id - 1;
- rp->name = name_copy;
-
- hash_set_mem (am->msg_range_by_name, name_copy, rp - am->msg_ranges);
-
- return rv;
-}
-
-void
-vl_msg_api_add_msg_name_crc (api_main_t * am, char *string, u32 id)
-{
- uword *p;
-
- if (am->msg_index_by_name_and_crc == 0)
- am->msg_index_by_name_and_crc = hash_create_string (0, sizeof (uword));
-
- p = hash_get_mem (am->msg_index_by_name_and_crc, string);
- if (p)
- {
- clib_warning ("attempt to redefine '%s' ignored...", string);
- return;
- }
-
- hash_set_mem (am->msg_index_by_name_and_crc, string, id);
-}
-
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibapi/node_serialize.c b/vlib-api/vlibapi/node_serialize.c
deleted file mode 100644
index 4dc1a7d2272..00000000000
--- a/vlib-api/vlibapi/node_serialize.c
+++ /dev/null
@@ -1,399 +0,0 @@
-/*
- * Copyright (c) 2016 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 <vlib/vlib.h>
-
-#include <vppinfra/serialize.h>
-
-extern void vl_msg_api_barrier_sync (void);
-extern void vl_msg_api_barrier_release (void);
-
-/* serialized representation of state strings */
-
-#define foreach_state_string_code \
-_(STATE_DONE, "done") \
-_(STATE_DISABLED, "disabled") \
-_(STATE_TIME_WAIT, "time wait") \
-_(STATE_EVENT_WAIT, "event wait") \
-_(STATE_ANY_WAIT, "any wait") \
-_(STATE_POLLING, "polling") \
-_(STATE_INTERRUPT_WAIT, "interrupt wait") \
-_(STATE_INTERNAL, "internal")
-
-typedef enum
-{
-#define _(a,b) a,
- foreach_state_string_code
-#undef _
-} state_string_enum_t;
-
-static char *state_strings[] = {
-#define _(a,b) b,
- foreach_state_string_code
-#undef _
-};
-
-/*
- * Serialize a vlib_node_main_t. Appends the result to vector.
- * Pass 0 to create a new vector, use vec_reset_length(vector)
- * to recycle a vector / avoid memory allocation, etc.
- * Switch heaps before/after to serialize into API client shared memory.
- */
-
-u8 *
-vlib_node_serialize (vlib_node_main_t * nm, u8 * vector,
- u32 max_threads, int include_nexts, int include_stats)
-{
- serialize_main_t _sm, *sm = &_sm;
- vlib_main_t *vm = vlib_get_main ();
- vlib_node_t *n;
- static vlib_node_t ***node_dups;
- vlib_node_t **nodes;
- static vlib_main_t **stat_vms;
- vlib_main_t *stat_vm;
- u8 *namep;
- u32 name_bytes;
- uword i, j, k;
- u64 l, v, c, d;
- state_string_enum_t state_code;
- u32 threads_to_serialize;
-
- vec_reset_length (node_dups);
-
- if (vec_len (stat_vms) == 0)
- {
- if (vec_len (vlib_mains) == 0)
- vec_add1 (stat_vms, vm);
- else
- {
- for (i = 0; i < vec_len (vlib_mains); i++)
- {
- stat_vm = vlib_mains[i];
- if (stat_vm)
- vec_add1 (stat_vms, stat_vm);
- }
- }
- }
-
- threads_to_serialize = clib_min (max_threads, vec_len (stat_vms));
-
- /*
- * Barrier sync across stats scraping.
- * Otherwise, the counts will be grossly inaccurate.
- */
- vl_msg_api_barrier_sync ();
-
- for (j = 0; j < threads_to_serialize; j++)
- {
- stat_vm = stat_vms[j];
- nm = &stat_vm->node_main;
-
- if (include_stats)
- {
- for (i = 0; i < vec_len (nm->nodes); i++)
- {
- n = nm->nodes[i];
- vlib_node_sync_stats (stat_vm, n);
- }
- }
-
- nodes = vec_dup (nm->nodes);
-
- vec_add1 (node_dups, nodes);
- }
- vl_msg_api_barrier_release ();
-
- serialize_open_vector (sm, vector);
-
- serialize_likely_small_unsigned_integer (sm, vec_len (stat_vms));
-
- for (j = 0; j < vec_len (stat_vms); j++)
- {
- stat_vm = stat_vms[j];
- nodes = node_dups[j];
-
- serialize_likely_small_unsigned_integer (sm, vec_len (nodes));
-
- for (i = 0; i < vec_len (nodes); i++)
- {
- n = nodes[i];
-
- l = n->stats_total.clocks - n->stats_last_clear.clocks;
- v = n->stats_total.vectors - n->stats_last_clear.vectors;
- c = n->stats_total.calls - n->stats_last_clear.calls;
- d = n->stats_total.suspends - n->stats_last_clear.suspends;
-
- state_code = STATE_INTERNAL;
-
- if (n->type == VLIB_NODE_TYPE_PROCESS)
- {
- vlib_process_t *p = vlib_get_process_from_node (vm, n);
-
- switch (p->flags
- & (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK
- | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT))
- {
- default:
- if (!(p->flags & VLIB_PROCESS_IS_RUNNING))
- state_code = STATE_DONE;
- break;
-
- case VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK:
- state_code = STATE_TIME_WAIT;
- break;
-
- case VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT:
- state_code = STATE_EVENT_WAIT;
- break;
-
- case (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK):
- state_code =
- STATE_ANY_WAIT;
- break;
- }
- }
- else if (n->type != VLIB_NODE_TYPE_INTERNAL)
- {
- state_code = STATE_POLLING;
- if (n->state == VLIB_NODE_STATE_DISABLED)
- state_code = STATE_DISABLED;
- else if (n->state == VLIB_NODE_STATE_INTERRUPT)
- state_code = STATE_INTERRUPT_WAIT;
- }
-
- /* See unserialize_cstring */
- name_bytes = vec_len (n->name);
- serialize_likely_small_unsigned_integer (sm, name_bytes);
- namep = serialize_get (sm, name_bytes);
- memcpy (namep, n->name, name_bytes);
-
- serialize_likely_small_unsigned_integer (sm, (u64) state_code);
- serialize_likely_small_unsigned_integer (sm, n->type);
-
- if (include_nexts)
- {
- serialize_likely_small_unsigned_integer
- (sm, vec_len (n->next_nodes));
- for (k = 0; k < vec_len (n->next_nodes); k++)
- serialize_likely_small_unsigned_integer (sm,
- n->next_nodes[k]);
- }
- else
- serialize_likely_small_unsigned_integer (sm, 0);
-
- if (include_stats)
- {
- /* stats present */
- serialize_likely_small_unsigned_integer (sm, 1);
- /* total clocks */
- serialize_integer (sm, l, 8);
- /* Total calls */
- serialize_integer (sm, c, 8);
- /* Total vectors */
- serialize_integer (sm, v, 8);
- /* Total suspends */
- serialize_integer (sm, d, 8);
- }
- else /* no stats */
- serialize_likely_small_unsigned_integer (sm, 0);
- }
- vec_free (nodes);
- }
- return (serialize_close_vector (sm));
-}
-
-vlib_node_t ***
-vlib_node_unserialize (u8 * vector)
-{
- serialize_main_t _sm, *sm = &_sm;
- u32 nnodes, nnexts;
- u32 nstat_vms;
- vlib_node_t *node;
- vlib_node_t **nodes;
- vlib_node_t ***nodes_by_thread = 0;
- int i, j, k;
- u64 l, v, c, d;
- state_string_enum_t state_code;
- int stats_present;
-
- serialize_open_vector (sm, vector);
-
- nstat_vms = unserialize_likely_small_unsigned_integer (sm);
-
- vec_validate (nodes_by_thread, nstat_vms - 1);
- _vec_len (nodes_by_thread) = 0;
-
- for (i = 0; i < nstat_vms; i++)
- {
- nnodes = unserialize_likely_small_unsigned_integer (sm);
-
- nodes = 0;
- vec_validate (nodes, nnodes - 1);
- vec_add1 (nodes_by_thread, nodes);
-
- for (j = 0; j < nnodes; j++)
- {
- node = 0;
- vec_validate (node, 0);
- nodes[j] = node;
-
- unserialize_cstring (sm, (char **) &(node->name));
- state_code = unserialize_likely_small_unsigned_integer (sm);
- node->state_string = (u8 *) state_strings[state_code];
-
- node->type = unserialize_likely_small_unsigned_integer (sm);
- nnexts = unserialize_likely_small_unsigned_integer (sm);
- if (nnexts > 0)
- vec_validate (node->next_nodes, nnexts - 1);
- for (k = 0; k < nnexts; k++)
- node->next_nodes[k] =
- unserialize_likely_small_unsigned_integer (sm);
-
- stats_present = unserialize_likely_small_unsigned_integer (sm);
-
- if (stats_present)
- {
- /* total clocks */
- unserialize_integer (sm, &l, 8);
- node->stats_total.clocks = l;
- node->stats_last_clear.clocks = 0;
-
- /* Total calls */
- unserialize_integer (sm, &c, 8);
- node->stats_total.calls = c;
-
- /* Total vectors */
- unserialize_integer (sm, &v, 8);
- node->stats_total.vectors = v;
-
- /* Total suspends */
- unserialize_integer (sm, &d, 8);
- node->stats_total.suspends = d;
- }
- }
- }
- return nodes_by_thread;
-}
-
-#if CLIB_DEBUG > 0
-
-static clib_error_t *
-test_node_serialize_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- vlib_node_main_t *nm = &vm->node_main;
- u8 *vector = 0;
- vlib_node_t ***nodes_by_thread;
- vlib_node_t **nodes;
- vlib_node_t *node;
- vlib_node_t *next_node;
- int i, j, k;
- u32 max_threads = (u32) ~ 0;
- int include_nexts = 0;
- int include_stats = 0;
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (input, "max-threads %d", &max_threads))
- ;
- else if (unformat (input, "stats"))
- include_stats = 1;
- else if (unformat (input, "nexts"))
- include_nexts = 1;
- else
- break;
- }
-
- /*
- * Keep the number of memcpy ops to a minimum (e.g. 1).
- * The current size of the serialized vector is
- * slightly under 4K.
- */
- vec_validate (vector, 16383);
- vec_reset_length (vector);
-
- vector = vlib_node_serialize (nm, vector, max_threads,
- include_nexts, include_stats);
-
- vlib_cli_output (vm, "result vector %d bytes", vec_len (vector));
-
- nodes_by_thread = vlib_node_unserialize (vector);
-
- vec_free (vector);
-
- for (i = 0; i < vec_len (nodes_by_thread); i++)
- {
- nodes = nodes_by_thread[i];
-
- vlib_cli_output (vm, "thread %d", i);
-
- for (j = 0; j < vec_len (nodes); j++)
- {
- node = nodes[j];
-
- vlib_cli_output (vm, "[%d] %s state %s", j, node->name,
- node->state_string);
-
- vlib_cli_output
- (vm, " clocks %lld calls %lld suspends"
- " %lld vectors %lld",
- node->stats_total.clocks,
- node->stats_total.calls,
- node->stats_total.suspends, node->stats_total.vectors);
-
- for (k = 0; k < vec_len (node->next_nodes); k++)
- {
- if (node->next_nodes[k] != ~0)
- {
- next_node = nodes[node->next_nodes[k]];
- vlib_cli_output (vm, " [%d] %s", k, next_node->name);
- }
- }
- }
- }
-
- for (j = 0; j < vec_len (nodes_by_thread); j++)
- {
- nodes = nodes_by_thread[j];
-
- for (i = 0; i < vec_len (nodes); i++)
- {
- vec_free (nodes[i]->name);
- vec_free (nodes[i]->next_nodes);
- vec_free (nodes[i]);
- }
- vec_free (nodes);
- }
- vec_free (nodes_by_thread);
-
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (test_node_serialize_node, static) = {
- .path = "test node serialize",
- .short_help = "test node serialize [max-threads NN] nexts stats",
- .function = test_node_serialize_command_fn,
-};
-/* *INDENT-ON* */
-#endif
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibmemory/api.h b/vlib-api/vlibmemory/api.h
deleted file mode 100644
index f1f8bb736b0..00000000000
--- a/vlib-api/vlibmemory/api.h
+++ /dev/null
@@ -1,163 +0,0 @@
-/*
- *------------------------------------------------------------------
- * api.h
- *
- * Copyright (c) 2009 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 included_vlibmemory_api_h
-#define included_vlibmemory_api_h
-
-#include <vppinfra/error.h>
-#include <svm.h>
-#include <vlib/vlib.h>
-#include <vlibmemory/unix_shared_memory_queue.h>
-#include <vlib/unix/unix.h>
-#include <vlibapi/api.h>
-
-/* Allocated in shared memory */
-
-/*
- * Ring-allocation scheme for client API messages
- *
- * Only one proc/thread has control of a given message buffer.
- * To free a buffer allocated from one of these rings, we clear
- * a field in the buffer (header), and leave.
- *
- * No locks, no hits, no errors...
- */
-typedef struct ring_alloc_
-{
- unix_shared_memory_queue_t *rp;
- u16 size;
- u16 nitems;
- u32 hits;
- u32 misses;
-} ring_alloc_t;
-
-/*
- * Initializers for the (shared-memory) rings
- * _(size, n). Note: each msg has an 8 byte header.
- * Might want to change that to an index sometime.
- */
-#define foreach_vl_aring_size \
-_(64+8, 1024) \
-_(256+8, 128) \
-_(1024+8, 64)
-
-#define foreach_clnt_aring_size \
-_(1024+8, 1024) \
-_(2048+8, 128) \
-_(4096+8, 8)
-
-typedef struct vl_shmem_hdr_
-{
- int version;
-
- /* getpid () for the VLIB client process */
- volatile int vl_pid;
-
- /* Client sends VLIB msgs here. */
- unix_shared_memory_queue_t *vl_input_queue;
-
- /* Vector of rings; one for each size. */
-
- /* VLIB allocates buffers to send msgs to clients here. */
- ring_alloc_t *vl_rings;
-
- /* Clients allocate buffer to send msgs to VLIB here. */
- ring_alloc_t *client_rings;
-
- /* Number of detected application restarts */
- u32 application_restarts;
-
- /* Number of messages reclaimed during application restart */
- u32 restart_reclaims;
-
-} vl_shmem_hdr_t;
-
-#define VL_SHM_VERSION 2
-
-#define VL_API_EPOCH_MASK 0xFF
-#define VL_API_EPOCH_SHIFT 8
-
-static inline u32
-vl_msg_api_handle_get_epoch (u32 index)
-{
- return (index & VL_API_EPOCH_MASK);
-}
-
-static inline u32
-vl_msg_api_handle_get_index (u32 index)
-{
- return (index >> VL_API_EPOCH_SHIFT);
-}
-
-static inline u32
-vl_msg_api_handle_from_index_and_epoch (u32 index, u32 epoch)
-{
- u32 handle;
- ASSERT (index < 0x00FFFFFF);
-
- handle = (index << VL_API_EPOCH_SHIFT) | (epoch & VL_API_EPOCH_MASK);
- return handle;
-}
-
-void *vl_msg_api_alloc (int nbytes);
-void *vl_msg_api_alloc_or_null (int nbytes);
-void *vl_msg_api_alloc_as_if_client (int nbytes);
-void *vl_msg_api_alloc_as_if_client_or_null (int nbytes);
-void vl_msg_api_free (void *a);
-int vl_map_shmem (char *region_name, int is_vlib);
-void vl_register_mapped_shmem_region (svm_region_t * rp);
-void vl_unmap_shmem (void);
-void vl_msg_api_send_shmem (unix_shared_memory_queue_t * q, u8 * elem);
-void vl_msg_api_send_shmem_nolock (unix_shared_memory_queue_t * q, u8 * elem);
-void vl_msg_api_send (vl_api_registration_t * rp, u8 * elem);
-int vl_client_connect (char *name, int ctx_quota, int input_queue_size);
-void vl_client_disconnect (void);
-unix_shared_memory_queue_t *vl_api_client_index_to_input_queue (u32 index);
-vl_api_registration_t *vl_api_client_index_to_registration (u32 index);
-int vl_client_api_map (char *region_name);
-void vl_client_api_unmap (void);
-void vl_set_memory_region_name (char *name);
-void vl_set_memory_root_path (char *root_path);
-void vl_set_memory_uid (int uid);
-void vl_set_memory_gid (int gid);
-void vl_set_global_memory_baseva (u64 baseva);
-void vl_set_global_memory_size (u64 size);
-void vl_set_api_memory_size (u64 size);
-void vl_set_global_pvt_heap_size (u64 size);
-void vl_set_api_pvt_heap_size (u64 size);
-void vl_enable_disable_memory_api (vlib_main_t * vm, int yesno);
-void vl_client_disconnect_from_vlib (void);
-int vl_client_connect_to_vlib (char *svm_name, char *client_name,
- int rx_queue_size);
-int vl_client_connect_to_vlib_no_rx_pthread (char *svm_name,
- char *client_name,
- int rx_queue_size);
-u16 vl_client_get_first_plugin_msg_id (char *plugin_name);
-
-void vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length);
-
-#endif /* included_vlibmemory_api_h */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibmemory/memclnt.api b/vlib-api/vlibmemory/memclnt.api
deleted file mode 100644
index 2f654caf2c1..00000000000
--- a/vlib-api/vlibmemory/memclnt.api
+++ /dev/null
@@ -1,91 +0,0 @@
-/* Hey Emacs use -*- mode: C -*- */
-/*
- * Copyright (c) 2015 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.
- */
-
-/*
- * Create a client registration
- */
-manual_print
-define memclnt_create {
- i32 ctx_quota; /* requested punt context quota */
- u32 context; /* opaque value to be returned in the reply */
- u64 input_queue; /* client's queue */
- u8 name[64]; /* for show, find by name, whatever */
- u32 api_versions[8]; /* client-server pairs use as desired */
-};
-
-define memclnt_create_reply {
- i32 response; /* Non-negative = success */
- u64 handle; /* handle by which vlib knows this client */
- u32 index; /* index, used e.g. by API trace replay */
- u32 context; /* opaque value from the create request */
- u64 message_table; /* serialized message table in shmem */
-};
-
-/*
- * Delete a client registration
- */
-manual_print
-define memclnt_delete {
- u32 index; /* index, used e.g. by API trace replay */
- u64 handle; /* handle by which vlib knows this client */
-};
-
-define memclnt_delete_reply {
- i32 response; /* Non-negative = success */
- u64 handle; /* in case the client wonders */
-};
-
-/*
- * Client RX thread exit
- */
-
-define rx_thread_exit {
- u8 dummy;
-};
-
-/*
- * RPC
- */
-define rpc_call {
- u32 client_index;
- u32 context;
- u64 function;
- u8 multicast;
- u8 need_barrier_sync;
- u8 send_reply;
- u8 data[0];
-};
-
-define rpc_reply {
- i32 retval;
- u32 context;
-};
-
-/*
- * Lookup message-ID base by name
- */
-define get_first_msg_id {
- u32 client_index;
- u32 context;
- u8 name[64];
-};
-
-define get_first_msg_id_reply {
- u32 client_index;
- u32 context;
- i32 retval;
- u16 first_msg_id;
-};
diff --git a/vlib-api/vlibmemory/memory_client.c b/vlib-api/vlibmemory/memory_client.c
deleted file mode 100644
index 234a0a5a330..00000000000
--- a/vlib-api/vlibmemory/memory_client.c
+++ /dev/null
@@ -1,283 +0,0 @@
-/*
- *------------------------------------------------------------------
- * memory_client.c - API message handling, client code.
- *
- * Copyright (c) 2010 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 <stdio.h>
-#include <stdlib.h>
-#include <setjmp.h>
-#include <sys/types.h>
-#include <sys/mman.h>
-#include <sys/stat.h>
-#include <netinet/in.h>
-#include <signal.h>
-#include <pthread.h>
-#include <unistd.h>
-#include <time.h>
-#include <fcntl.h>
-#include <string.h>
-#include <vppinfra/clib.h>
-#include <vppinfra/vec.h>
-#include <vppinfra/hash.h>
-#include <vppinfra/bitmap.h>
-#include <vppinfra/fifo.h>
-#include <vppinfra/time.h>
-#include <vppinfra/mheap.h>
-#include <vppinfra/heap.h>
-#include <vppinfra/pool.h>
-#include <vppinfra/format.h>
-
-#include <vlib/vlib.h>
-#include <vlib/unix/unix.h>
-#include <vlibmemory/api.h>
-
-#include <vlibmemory/vl_memory_msg_enum.h>
-
-#define vl_typedefs /* define message structures */
-#include <vlibmemory/vl_memory_api_h.h>
-#undef vl_typedefs
-
-#define vl_endianfun /* define message structures */
-#include <vlibmemory/vl_memory_api_h.h>
-#undef vl_endianfun
-
-/* instantiate all the print functions we know about */
-#define vl_print(handle, ...) clib_warning (__VA_ARGS__)
-#define vl_printfun
-#include <vlibmemory/vl_memory_api_h.h>
-#undef vl_printfun
-
-typedef struct
-{
- u8 rx_thread_jmpbuf_valid;
- u8 connected_to_vlib;
- jmp_buf rx_thread_jmpbuf;
- pthread_t rx_thread_handle;
- /* Plugin message base lookup scheme */
- volatile u8 first_msg_id_reply_ready;
- u16 first_msg_id_reply;
-} memory_client_main_t;
-
-memory_client_main_t memory_client_main;
-
-static void *
-rx_thread_fn (void *arg)
-{
- unix_shared_memory_queue_t *q;
- memory_client_main_t *mm = &memory_client_main;
- api_main_t *am = &api_main;
-
- q = am->vl_input_queue;
-
- /* So we can make the rx thread terminate cleanly */
- if (setjmp (mm->rx_thread_jmpbuf) == 0)
- {
- mm->rx_thread_jmpbuf_valid = 1;
- while (1)
- {
- vl_msg_api_queue_handler (q);
- }
- }
- pthread_exit (0);
-}
-
-static void
-vl_api_rx_thread_exit_t_handler (vl_api_rx_thread_exit_t * mp)
-{
- memory_client_main_t *mm = &memory_client_main;
- vl_msg_api_free (mp);
- longjmp (mm->rx_thread_jmpbuf, 1);
-}
-
-static void
-noop_handler (void *notused)
-{
-}
-
-#define foreach_api_msg \
-_(RX_THREAD_EXIT, rx_thread_exit)
-
-static int
-connect_to_vlib_internal (char *svm_name, char *client_name,
- int rx_queue_size, int want_pthread)
-{
- int rv = 0;
- memory_client_main_t *mm = &memory_client_main;
-
- if ((rv = vl_client_api_map (svm_name)))
- {
- clib_warning ("vl_client_api map rv %d", rv);
- return rv;
- }
-
-#define _(N,n) \
- vl_msg_api_set_handlers(VL_API_##N, #n, \
- vl_api_##n##_t_handler, \
- noop_handler, \
- vl_api_##n##_t_endian, \
- vl_api_##n##_t_print, \
- sizeof(vl_api_##n##_t), 1);
- foreach_api_msg;
-#undef _
-
- if (vl_client_connect (client_name, 0 /* punt quota */ ,
- rx_queue_size /* input queue */ ) < 0)
- {
- vl_client_api_unmap ();
- return -1;
- }
-
- /* Start the rx queue thread */
-
- if (want_pthread)
- {
- rv = pthread_create (&mm->rx_thread_handle,
- NULL /*attr */ , rx_thread_fn, 0);
- if (rv)
- clib_warning ("pthread_create returned %d", rv);
- }
-
- mm->connected_to_vlib = 1;
- return 0;
-}
-
-int
-vl_client_connect_to_vlib (char *svm_name, char *client_name,
- int rx_queue_size)
-{
- return connect_to_vlib_internal (svm_name, client_name, rx_queue_size,
- 1 /* want pthread */ );
-}
-
-int
-vl_client_connect_to_vlib_no_rx_pthread (char *svm_name, char *client_name,
- int rx_queue_size)
-{
- return connect_to_vlib_internal (svm_name, client_name, rx_queue_size,
- 0 /* want pthread */ );
-}
-
-void
-vl_client_disconnect_from_vlib (void)
-{
- memory_client_main_t *mm = &memory_client_main;
- api_main_t *am = &api_main;
- uword junk;
-
- if (mm->rx_thread_jmpbuf_valid)
- {
- vl_api_rx_thread_exit_t *ep;
- ep = vl_msg_api_alloc (sizeof (*ep));
- ep->_vl_msg_id = ntohs (VL_API_RX_THREAD_EXIT);
- vl_msg_api_send_shmem (am->vl_input_queue, (u8 *) & ep);
- pthread_join (mm->rx_thread_handle, (void **) &junk);
- }
- if (mm->connected_to_vlib)
- {
- vl_client_disconnect ();
- vl_client_api_unmap ();
- }
- memset (mm, 0, sizeof (*mm));
-}
-
-static void vl_api_get_first_msg_id_reply_t_handler
- (vl_api_get_first_msg_id_reply_t * mp)
-{
- memory_client_main_t *mm = &memory_client_main;
- i32 retval = ntohl (mp->retval);
-
- mm->first_msg_id_reply = (retval >= 0) ? ntohs (mp->first_msg_id) : ~0;
- mm->first_msg_id_reply_ready = 1;
-}
-
-u16
-vl_client_get_first_plugin_msg_id (char *plugin_name)
-{
- vl_api_get_first_msg_id_t *mp;
- api_main_t *am = &api_main;
- memory_client_main_t *mm = &memory_client_main;
- f64 timeout;
- void *old_handler;
- clib_time_t clib_time;
- u16 rv = ~0;
-
- if (strlen (plugin_name) + 1 > sizeof (mp->name))
- return (rv);
-
- memset (&clib_time, 0, sizeof (clib_time));
- clib_time_init (&clib_time);
-
- /* Push this plugin's first_msg_id_reply handler */
- old_handler = am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY];
- am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY] = (void *)
- vl_api_get_first_msg_id_reply_t_handler;
-
- /* Ask the data-plane for the message-ID base of the indicated plugin */
- mm->first_msg_id_reply_ready = 0;
-
- mp = vl_msg_api_alloc (sizeof (*mp));
- memset (mp, 0, sizeof (*mp));
- mp->_vl_msg_id = ntohs (VL_API_GET_FIRST_MSG_ID);
- mp->client_index = am->my_client_index;
- strncpy ((char *) mp->name, plugin_name, sizeof (mp->name) - 1);
-
- vl_msg_api_send_shmem (am->shmem_hdr->vl_input_queue, (u8 *) & mp);
-
- /* Synchronously wait for the answer */
- do
- {
- timeout = clib_time_now (&clib_time) + 1.0;
-
- while (clib_time_now (&clib_time) < timeout)
- {
- if (mm->first_msg_id_reply_ready == 1)
- {
- rv = mm->first_msg_id_reply;
- goto result;
- }
- }
- /* Restore old handler */
- am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY] = old_handler;
-
- return rv;
- }
- while (0);
-
-result:
-
- /* Restore the old handler */
- am->msg_handlers[VL_API_GET_FIRST_MSG_ID_REPLY] = old_handler;
-
- if (rv == (u16) ~ 0)
- clib_warning ("plugin '%s' not registered", plugin_name);
-
- return rv;
-}
-
-void
-vlib_node_sync_stats (vlib_main_t * vm, vlib_node_t * n)
-{
- clib_warning ("STUB called...");
-}
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibmemory/memory_shared.c b/vlib-api/vlibmemory/memory_shared.c
deleted file mode 100644
index d8d3200485e..00000000000
--- a/vlib-api/vlibmemory/memory_shared.c
+++ /dev/null
@@ -1,852 +0,0 @@
-/*
- *------------------------------------------------------------------
- * memclnt_shared.c - API message handling, common code for both clients
- * and the vlib process itself.
- *
- *
- * Copyright (c) 2009 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 <stdio.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <string.h>
-#include <unistd.h>
-#include <signal.h>
-#include <vppinfra/format.h>
-#include <vppinfra/byte_order.h>
-#include <vppinfra/error.h>
-#include <vlib/vlib.h>
-#include <vlib/unix/unix.h>
-#include <vlibmemory/api.h>
-#include <vlibmemory/unix_shared_memory_queue.h>
-
-#include <vlibmemory/vl_memory_msg_enum.h>
-
-#define vl_typedefs
-#include <vlibmemory/vl_memory_api_h.h>
-#undef vl_typedefs
-
-static inline void *
-vl_msg_api_alloc_internal (int nbytes, int pool, int may_return_null)
-{
- int i;
- msgbuf_t *rv;
- ring_alloc_t *ap;
- unix_shared_memory_queue_t *q;
- void *oldheap;
- vl_shmem_hdr_t *shmem_hdr;
- api_main_t *am = &api_main;
-
- shmem_hdr = am->shmem_hdr;
-
- if (shmem_hdr == 0)
- {
- clib_warning ("shared memory header NULL");
- return 0;
- }
-
- /* account for the msgbuf_t header */
- nbytes += sizeof (msgbuf_t);
-
- if (shmem_hdr->vl_rings == 0)
- {
- clib_warning ("vl_rings NULL");
- ASSERT (0);
- abort ();
- }
-
- if (shmem_hdr->client_rings == 0)
- {
- clib_warning ("client_rings NULL");
- ASSERT (0);
- abort ();
- }
-
- ap = pool ? shmem_hdr->vl_rings : shmem_hdr->client_rings;
- for (i = 0; i < vec_len (ap); i++)
- {
- /* Too big? */
- if (nbytes > ap[i].size)
- {
- continue;
- }
-
- q = ap[i].rp;
- if (pool == 0)
- {
- pthread_mutex_lock (&q->mutex);
- }
- rv = (msgbuf_t *) (&q->data[0] + q->head * q->elsize);
- /*
- * Is this item still in use?
- */
- if (rv->q)
- {
- /* yes, loser; try next larger pool */
- ap[i].misses++;
- if (pool == 0)
- pthread_mutex_unlock (&q->mutex);
- continue;
- }
- /* OK, we have a winner */
- ap[i].hits++;
- /*
- * Remember the source queue, although we
- * don't need to know the queue to free the item.
- */
- rv->q = q;
- q->head++;
- if (q->head == q->maxsize)
- q->head = 0;
-
- if (pool == 0)
- pthread_mutex_unlock (&q->mutex);
- goto out;
- }
-
- /*
- * Request too big, or head element of all size-compatible rings
- * still in use. Fall back to shared-memory malloc.
- */
- am->ring_misses++;
-
- pthread_mutex_lock (&am->vlib_rp->mutex);
- oldheap = svm_push_data_heap (am->vlib_rp);
- if (may_return_null)
- {
- rv = clib_mem_alloc_or_null (nbytes);
- if (PREDICT_FALSE (rv == 0))
- {
- svm_pop_heap (oldheap);
- pthread_mutex_unlock (&am->vlib_rp->mutex);
- return 0;
- }
- }
- else
- rv = clib_mem_alloc (nbytes);
-
- rv->q = 0;
- svm_pop_heap (oldheap);
- pthread_mutex_unlock (&am->vlib_rp->mutex);
-
-out:
- rv->data_len = htonl (nbytes - sizeof (msgbuf_t));
- return (rv->data);
-}
-
-void *
-vl_msg_api_alloc (int nbytes)
-{
- int pool;
- api_main_t *am = &api_main;
- vl_shmem_hdr_t *shmem_hdr = am->shmem_hdr;
-
- /*
- * Clients use pool-0, vlib proc uses pool 1
- */
- pool = (am->our_pid == shmem_hdr->vl_pid);
- return vl_msg_api_alloc_internal (nbytes, pool, 0 /* may_return_null */ );
-}
-
-void *
-vl_msg_api_alloc_or_null (int nbytes)
-{
- int pool;
- api_main_t *am = &api_main;
- vl_shmem_hdr_t *shmem_hdr = am->shmem_hdr;
-
- pool = (am->our_pid == shmem_hdr->vl_pid);
- return vl_msg_api_alloc_internal (nbytes, pool, 1 /* may_return_null */ );
-}
-
-void *
-vl_msg_api_alloc_as_if_client (int nbytes)
-{
- return vl_msg_api_alloc_internal (nbytes, 0, 0 /* may_return_null */ );
-}
-
-void *
-vl_msg_api_alloc_as_if_client_or_null (int nbytes)
-{
- return vl_msg_api_alloc_internal (nbytes, 0, 1 /* may_return_null */ );
-}
-
-void
-vl_msg_api_free (void *a)
-{
- msgbuf_t *rv;
- void *oldheap;
- api_main_t *am = &api_main;
-
- rv = (msgbuf_t *) (((u8 *) a) - offsetof (msgbuf_t, data));
-
- /*
- * Here's the beauty of the scheme. Only one proc/thread has
- * control of a given message buffer. To free a buffer, we just clear the
- * queue field, and leave. No locks, no hits, no errors...
- */
- if (rv->q)
- {
- rv->q = 0;
- return;
- }
-
- pthread_mutex_lock (&am->vlib_rp->mutex);
- oldheap = svm_push_data_heap (am->vlib_rp);
- clib_mem_free (rv);
- svm_pop_heap (oldheap);
- pthread_mutex_unlock (&am->vlib_rp->mutex);
-}
-
-static void
-vl_msg_api_free_nolock (void *a)
-{
- msgbuf_t *rv;
- void *oldheap;
- api_main_t *am = &api_main;
-
- rv = (msgbuf_t *) (((u8 *) a) - offsetof (msgbuf_t, data));
- /*
- * Here's the beauty of the scheme. Only one proc/thread has
- * control of a given message buffer. To free a buffer, we just clear the
- * queue field, and leave. No locks, no hits, no errors...
- */
- if (rv->q)
- {
- rv->q = 0;
- return;
- }
-
- oldheap = svm_push_data_heap (am->vlib_rp);
- clib_mem_free (rv);
- svm_pop_heap (oldheap);
-}
-
-void
-vl_set_memory_root_path (char *name)
-{
- api_main_t *am = &api_main;
-
- am->root_path = name;
-}
-
-void
-vl_set_memory_uid (int uid)
-{
- api_main_t *am = &api_main;
-
- am->api_uid = uid;
-}
-
-void
-vl_set_memory_gid (int gid)
-{
- api_main_t *am = &api_main;
-
- am->api_gid = gid;
-}
-
-void
-vl_set_global_memory_baseva (u64 baseva)
-{
- api_main_t *am = &api_main;
-
- am->global_baseva = baseva;
-}
-
-void
-vl_set_global_memory_size (u64 size)
-{
- api_main_t *am = &api_main;
-
- am->global_size = size;
-}
-
-void
-vl_set_api_memory_size (u64 size)
-{
- api_main_t *am = &api_main;
-
- am->api_size = size;
-}
-
-void
-vl_set_global_pvt_heap_size (u64 size)
-{
- api_main_t *am = &api_main;
-
- am->global_pvt_heap_size = size;
-}
-
-void
-vl_set_api_pvt_heap_size (u64 size)
-{
- api_main_t *am = &api_main;
-
- am->api_pvt_heap_size = size;
-}
-
-int
-vl_map_shmem (char *region_name, int is_vlib)
-{
- svm_map_region_args_t _a, *a = &_a;
- svm_region_t *vlib_rp, *root_rp;
- void *oldheap;
- vl_shmem_hdr_t *shmem_hdr = 0;
- api_main_t *am = &api_main;
- int i;
- struct timespec ts, tsrem;
-
- if (is_vlib == 0)
- svm_region_init_chroot (am->root_path);
-
- memset (a, 0, sizeof (*a));
-
- a->name = region_name;
- a->size = am->api_size ? am->api_size : (16 << 20);
- a->flags = SVM_FLAGS_MHEAP;
- a->uid = am->api_uid;
- a->gid = am->api_gid;
- a->pvt_heap_size = am->api_pvt_heap_size;
-
- vlib_rp = svm_region_find_or_create (a);
-
- if (vlib_rp == 0)
- return (-2);
-
- pthread_mutex_lock (&vlib_rp->mutex);
- /* Has someone else set up the shared-memory variable table? */
- if (vlib_rp->user_ctx)
- {
- am->shmem_hdr = (void *) vlib_rp->user_ctx;
- am->our_pid = getpid ();
- if (is_vlib)
- {
- unix_shared_memory_queue_t *q;
- uword old_msg;
- /*
- * application restart. Reset cached pids, API message
- * rings, list of clients; otherwise, various things
- * fail. (e.g. queue non-empty notification)
- */
-
- /* ghosts keep the region from disappearing properly */
- svm_client_scan_this_region_nolock (vlib_rp);
- am->shmem_hdr->application_restarts++;
- q = am->shmem_hdr->vl_input_queue;
- am->shmem_hdr->vl_pid = getpid ();
- q->consumer_pid = am->shmem_hdr->vl_pid;
- /* Drain the input queue, freeing msgs */
- for (i = 0; i < 10; i++)
- {
- if (pthread_mutex_trylock (&q->mutex) == 0)
- {
- pthread_mutex_unlock (&q->mutex);
- goto mutex_ok;
- }
- ts.tv_sec = 0;
- ts.tv_nsec = 10000 * 1000; /* 10 ms */
- while (nanosleep (&ts, &tsrem) < 0)
- ts = tsrem;
- }
- /* Mutex buggered, "fix" it */
- memset (&q->mutex, 0, sizeof (q->mutex));
- clib_warning ("forcibly release main input queue mutex");
-
- mutex_ok:
- am->vlib_rp = vlib_rp;
- while (unix_shared_memory_queue_sub (q,
- (u8 *) & old_msg,
- 1 /* nowait */ )
- != -2 /* queue underflow */ )
- {
- vl_msg_api_free_nolock ((void *) old_msg);
- am->shmem_hdr->restart_reclaims++;
- }
- pthread_mutex_unlock (&vlib_rp->mutex);
- root_rp = svm_get_root_rp ();
- ASSERT (root_rp);
- /* Clean up the root region client list */
- pthread_mutex_lock (&root_rp->mutex);
- svm_client_scan_this_region_nolock (root_rp);
- pthread_mutex_unlock (&root_rp->mutex);
- }
- else
- {
- pthread_mutex_unlock (&vlib_rp->mutex);
- }
- am->vlib_rp = vlib_rp;
- vec_add1 (am->mapped_shmem_regions, vlib_rp);
- return 0;
- }
- /* Clients simply have to wait... */
- if (!is_vlib)
- {
- pthread_mutex_unlock (&vlib_rp->mutex);
-
- /* Wait up to 100 seconds... */
- for (i = 0; i < 10000; i++)
- {
- ts.tv_sec = 0;
- ts.tv_nsec = 10000 * 1000; /* 10 ms */
- while (nanosleep (&ts, &tsrem) < 0)
- ts = tsrem;
- if (vlib_rp->user_ctx)
- goto ready;
- }
- /* Clean up and leave... */
- svm_region_unmap (vlib_rp);
- clib_warning ("region init fail");
- return (-2);
-
- ready:
- am->shmem_hdr = (void *) vlib_rp->user_ctx;
- am->our_pid = getpid ();
- am->vlib_rp = vlib_rp;
- vec_add1 (am->mapped_shmem_regions, vlib_rp);
- return 0;
- }
-
- /* Nope, it's our problem... */
-
- oldheap = svm_push_data_heap (vlib_rp);
-
- vec_validate (shmem_hdr, 0);
- shmem_hdr->version = VL_SHM_VERSION;
-
- /* vlib main input queue */
- shmem_hdr->vl_input_queue =
- unix_shared_memory_queue_init (1024, sizeof (uword), getpid (),
- am->vlib_signal);
-
- /* Set up the msg ring allocator */
-#define _(sz,n) \
- do { \
- ring_alloc_t _rp; \
- _rp.rp = unix_shared_memory_queue_init ((n), (sz), 0, 0); \
- _rp.size = (sz); \
- _rp.nitems = n; \
- _rp.hits = 0; \
- _rp.misses = 0; \
- vec_add1(shmem_hdr->vl_rings, _rp); \
- } while (0);
-
- foreach_vl_aring_size;
-#undef _
-
-#define _(sz,n) \
- do { \
- ring_alloc_t _rp; \
- _rp.rp = unix_shared_memory_queue_init ((n), (sz), 0, 0); \
- _rp.size = (sz); \
- _rp.nitems = n; \
- _rp.hits = 0; \
- _rp.misses = 0; \
- vec_add1(shmem_hdr->client_rings, _rp); \
- } while (0);
-
- foreach_clnt_aring_size;
-#undef _
-
- am->shmem_hdr = shmem_hdr;
- am->vlib_rp = vlib_rp;
- am->our_pid = getpid ();
- if (is_vlib)
- am->shmem_hdr->vl_pid = am->our_pid;
-
- svm_pop_heap (oldheap);
-
- /*
- * After absolutely everything that a client might see is set up,
- * declare the shmem region valid
- */
- vlib_rp->user_ctx = shmem_hdr;
-
- pthread_mutex_unlock (&vlib_rp->mutex);
- vec_add1 (am->mapped_shmem_regions, vlib_rp);
- return 0;
-}
-
-void
-vl_register_mapped_shmem_region (svm_region_t * rp)
-{
- api_main_t *am = &api_main;
-
- vec_add1 (am->mapped_shmem_regions, rp);
-}
-
-void
-vl_unmap_shmem (void)
-{
- svm_region_t *rp;
- int i;
- api_main_t *am = &api_main;
-
- if (!svm_get_root_rp ())
- return;
-
- for (i = 0; i < vec_len (am->mapped_shmem_regions); i++)
- {
- rp = am->mapped_shmem_regions[i];
- svm_region_unmap (rp);
- }
-
- vec_free (am->mapped_shmem_regions);
- am->shmem_hdr = 0;
-
- svm_region_exit ();
- /* $$$ more careful cleanup, valgrind run... */
- vec_free (am->msg_handlers);
- vec_free (am->msg_endian_handlers);
- vec_free (am->msg_print_handlers);
-}
-
-void
-vl_msg_api_send_shmem (unix_shared_memory_queue_t * q, u8 * elem)
-{
- api_main_t *am = &api_main;
- uword *trace = (uword *) elem;
-
- if (am->tx_trace && am->tx_trace->enabled)
- vl_msg_api_trace (am, am->tx_trace, (void *) trace[0]);
-
- (void) unix_shared_memory_queue_add (q, elem, 0 /* nowait */ );
-}
-
-void
-vl_msg_api_send_shmem_nolock (unix_shared_memory_queue_t * q, u8 * elem)
-{
- api_main_t *am = &api_main;
- uword *trace = (uword *) elem;
-
- if (am->tx_trace && am->tx_trace->enabled)
- vl_msg_api_trace (am, am->tx_trace, (void *) trace[0]);
-
- (void) unix_shared_memory_queue_add_nolock (q, elem);
-}
-
-static void
-vl_api_memclnt_create_reply_t_handler (vl_api_memclnt_create_reply_t * mp)
-{
- serialize_main_t _sm, *sm = &_sm;
- api_main_t *am = &api_main;
- u8 *tblv;
- u32 nmsgs;
- int i;
- u8 *name_and_crc;
- u32 msg_index;
-
- am->my_client_index = mp->index;
- am->my_registration = (vl_api_registration_t *) (uword) mp->handle;
-
- /* Clean out any previous hash table (unlikely) */
- if (am->msg_index_by_name_and_crc)
- {
- int i;
- u8 **keys = 0;
- hash_pair_t *hp;
- /* *INDENT-OFF* */
- hash_foreach_pair (hp, am->msg_index_by_name_and_crc,
- ({
- vec_add1 (keys, (u8 *) hp->key);
- }));
- /* *INDENT-ON* */
- for (i = 0; i < vec_len (keys); i++)
- vec_free (keys[i]);
- vec_free (keys);
- }
-
- am->msg_index_by_name_and_crc = hash_create_string (0, sizeof (uword));
-
- /* Recreate the vnet-side API message handler table */
- tblv = (u8 *) mp->message_table;
- serialize_open_vector (sm, tblv);
- unserialize_integer (sm, &nmsgs, sizeof (u32));
-
- for (i = 0; i < nmsgs; i++)
- {
- msg_index = unserialize_likely_small_unsigned_integer (sm);
- unserialize_cstring (sm, (char **) &name_and_crc);
- hash_set_mem (am->msg_index_by_name_and_crc, name_and_crc, msg_index);
- }
-}
-
-u32
-vl_api_get_msg_index (u8 * name_and_crc)
-{
- api_main_t *am = &api_main;
- uword *p;
-
- if (am->msg_index_by_name_and_crc)
- {
- p = hash_get_mem (am->msg_index_by_name_and_crc, name_and_crc);
- if (p)
- return p[0];
- }
- return ~0;
-}
-
-int
-vl_client_connect (char *name, int ctx_quota, int input_queue_size)
-{
- svm_region_t *svm;
- vl_api_memclnt_create_t *mp;
- vl_api_memclnt_create_reply_t *rp;
- unix_shared_memory_queue_t *vl_input_queue;
- vl_shmem_hdr_t *shmem_hdr;
- int rv = 0;
- void *oldheap;
- api_main_t *am = &api_main;
-
- if (am->my_registration)
- {
- clib_warning ("client %s already connected...", name);
- return -1;
- }
-
- if (am->vlib_rp == 0)
- {
- clib_warning ("am->vlib_rp NULL");
- return -1;
- }
-
- svm = am->vlib_rp;
- shmem_hdr = am->shmem_hdr;
-
- if (shmem_hdr == 0 || shmem_hdr->vl_input_queue == 0)
- {
- clib_warning ("shmem_hdr / input queue NULL");
- return -1;
- }
-
- pthread_mutex_lock (&svm->mutex);
- oldheap = svm_push_data_heap (svm);
- vl_input_queue =
- unix_shared_memory_queue_init (input_queue_size, sizeof (uword),
- getpid (), 0);
- pthread_mutex_unlock (&svm->mutex);
- svm_pop_heap (oldheap);
-
- am->my_client_index = ~0;
- am->my_registration = 0;
- am->vl_input_queue = vl_input_queue;
-
- mp = vl_msg_api_alloc (sizeof (vl_api_memclnt_create_t));
- memset (mp, 0, sizeof (*mp));
- mp->_vl_msg_id = ntohs (VL_API_MEMCLNT_CREATE);
- mp->ctx_quota = ctx_quota;
- mp->input_queue = (uword) vl_input_queue;
- strncpy ((char *) mp->name, name, sizeof (mp->name) - 1);
-
- vl_msg_api_send_shmem (shmem_hdr->vl_input_queue, (u8 *) & mp);
-
- while (1)
- {
- int qstatus;
- struct timespec ts, tsrem;
- int i;
-
- /* Wait up to 10 seconds */
- for (i = 0; i < 1000; i++)
- {
- qstatus = unix_shared_memory_queue_sub (vl_input_queue, (u8 *) & rp,
- 1 /* nowait */ );
- if (qstatus == 0)
- goto read_one_msg;
- ts.tv_sec = 0;
- ts.tv_nsec = 10000 * 1000; /* 10 ms */
- while (nanosleep (&ts, &tsrem) < 0)
- ts = tsrem;
- }
- /* Timeout... */
- clib_warning ("memclnt_create_reply timeout");
- return -1;
-
- read_one_msg:
- if (ntohs (rp->_vl_msg_id) != VL_API_MEMCLNT_CREATE_REPLY)
- {
- clib_warning ("unexpected reply: id %d", ntohs (rp->_vl_msg_id));
- continue;
- }
- rv = clib_net_to_host_u32 (rp->response);
-
- vl_msg_api_handler ((void *) rp);
- break;
- }
- return (rv);
-}
-
-static void
-vl_api_memclnt_delete_reply_t_handler (vl_api_memclnt_delete_reply_t * mp)
-{
- void *oldheap;
- api_main_t *am = &api_main;
-
- pthread_mutex_lock (&am->vlib_rp->mutex);
- oldheap = svm_push_data_heap (am->vlib_rp);
- unix_shared_memory_queue_free (am->vl_input_queue);
- pthread_mutex_unlock (&am->vlib_rp->mutex);
- svm_pop_heap (oldheap);
-
- am->my_client_index = ~0;
- am->my_registration = 0;
- am->vl_input_queue = 0;
-}
-
-void
-vl_client_disconnect (void)
-{
- vl_api_memclnt_delete_t *mp;
- vl_api_memclnt_delete_reply_t *rp;
- unix_shared_memory_queue_t *vl_input_queue;
- vl_shmem_hdr_t *shmem_hdr;
- time_t begin;
- api_main_t *am = &api_main;
-
- ASSERT (am->vlib_rp);
- shmem_hdr = am->shmem_hdr;
- ASSERT (shmem_hdr && shmem_hdr->vl_input_queue);
-
- vl_input_queue = am->vl_input_queue;
-
- mp = vl_msg_api_alloc (sizeof (vl_api_memclnt_delete_t));
- memset (mp, 0, sizeof (*mp));
- mp->_vl_msg_id = ntohs (VL_API_MEMCLNT_DELETE);
- mp->index = am->my_client_index;
- mp->handle = (uword) am->my_registration;
-
- vl_msg_api_send_shmem (shmem_hdr->vl_input_queue, (u8 *) & mp);
-
- /*
- * Have to be careful here, in case the client is disconnecting
- * because e.g. the vlib process died, or is unresponsive.
- */
-
- begin = time (0);
- while (1)
- {
- time_t now;
-
- now = time (0);
-
- if (now >= (begin + 2))
- {
- clib_warning ("peer unresponsive, give up");
- am->my_client_index = ~0;
- am->my_registration = 0;
- am->shmem_hdr = 0;
- break;
- }
- if (unix_shared_memory_queue_sub (vl_input_queue, (u8 *) & rp, 1) < 0)
- continue;
-
- /* drain the queue */
- if (ntohs (rp->_vl_msg_id) != VL_API_MEMCLNT_DELETE_REPLY)
- {
- vl_msg_api_handler ((void *) rp);
- continue;
- }
- vl_msg_api_handler ((void *) rp);
- break;
- }
-}
-
-static inline vl_api_registration_t *
-vl_api_client_index_to_registration_internal (u32 handle)
-{
- vl_api_registration_t **regpp;
- vl_api_registration_t *regp;
- api_main_t *am = &api_main;
- u32 index;
-
- index = vl_msg_api_handle_get_index (handle);
- if ((am->shmem_hdr->application_restarts & VL_API_EPOCH_MASK)
- != vl_msg_api_handle_get_epoch (handle))
- {
- vl_msg_api_increment_missing_client_counter ();
- return 0;
- }
-
- regpp = am->vl_clients + index;
-
- if (pool_is_free (am->vl_clients, regpp))
- {
- vl_msg_api_increment_missing_client_counter ();
- return 0;
- }
- regp = *regpp;
- return (regp);
-}
-
-vl_api_registration_t *
-vl_api_client_index_to_registration (u32 index)
-{
- return (vl_api_client_index_to_registration_internal (index));
-}
-
-unix_shared_memory_queue_t *
-vl_api_client_index_to_input_queue (u32 index)
-{
- vl_api_registration_t *regp;
- api_main_t *am = &api_main;
-
- /* Special case: vlib trying to send itself a message */
- if (index == (u32) ~ 0)
- return (am->shmem_hdr->vl_input_queue);
-
- regp = vl_api_client_index_to_registration_internal (index);
- if (!regp)
- return 0;
- return (regp->vl_input_queue);
-}
-
-#define foreach_api_client_msg \
-_(MEMCLNT_CREATE_REPLY, memclnt_create_reply) \
-_(MEMCLNT_DELETE_REPLY, memclnt_delete_reply)
-
-int
-vl_client_api_map (char *region_name)
-{
- int rv;
-
- if ((rv = vl_map_shmem (region_name, 0 /* is_vlib */ )) < 0)
- {
- return rv;
- }
-
-#define _(N,n) \
- vl_msg_api_set_handlers(VL_API_##N, 0 /* name */, \
- vl_api_##n##_t_handler, \
- 0/* cleanup */, 0/* endian */, 0/* print */, \
- sizeof(vl_api_##n##_t), 1);
- foreach_api_client_msg;
-#undef _
- return 0;
-}
-
-void
-vl_client_api_unmap (void)
-{
- vl_unmap_shmem ();
-}
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibmemory/memory_vlib.c b/vlib-api/vlibmemory/memory_vlib.c
deleted file mode 100644
index 1d40bcb791f..00000000000
--- a/vlib-api/vlibmemory/memory_vlib.c
+++ /dev/null
@@ -1,1346 +0,0 @@
-/*
- *------------------------------------------------------------------
- * memory_vlib.c
- *
- * Copyright (c) 2009 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 <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <signal.h>
-#include <pthread.h>
-#include <vppinfra/vec.h>
-#include <vppinfra/hash.h>
-#include <vppinfra/pool.h>
-#include <vppinfra/format.h>
-#include <vppinfra/byte_order.h>
-#include <vppinfra/elog.h>
-#include <stdarg.h>
-#include <vlib/vlib.h>
-#include <vlib/unix/unix.h>
-#include <vlibapi/api.h>
-#include <vlibmemory/api.h>
-
-#define TRACE_VLIB_MEMORY_QUEUE 0
-
-#include <vlibmemory/vl_memory_msg_enum.h> /* enumerate all vlib messages */
-
-#define vl_typedefs /* define message structures */
-#include <vlibmemory/vl_memory_api_h.h>
-#undef vl_typedefs
-
-/* instantiate all the print functions we know about */
-#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
-#define vl_printfun
-#include <vlibmemory/vl_memory_api_h.h>
-#undef vl_printfun
-
-static inline void *
-vl_api_memclnt_create_t_print (vl_api_memclnt_create_t * a, void *handle)
-{
- vl_print (handle, "vl_api_memclnt_create_t:\n");
- vl_print (handle, "name: %s\n", a->name);
- vl_print (handle, "input_queue: 0x%wx\n", a->input_queue);
- vl_print (handle, "context: %u\n", (unsigned) a->context);
- vl_print (handle, "ctx_quota: %ld\n", (long) a->ctx_quota);
- return handle;
-}
-
-static inline void *
-vl_api_memclnt_delete_t_print (vl_api_memclnt_delete_t * a, void *handle)
-{
- vl_print (handle, "vl_api_memclnt_delete_t:\n");
- vl_print (handle, "index: %u\n", (unsigned) a->index);
- vl_print (handle, "handle: 0x%wx\n", a->handle);
- return handle;
-}
-
-/* instantiate all the endian swap functions we know about */
-#define vl_endianfun
-#include <vlibmemory/vl_memory_api_h.h>
-#undef vl_endianfun
-
-void vl_socket_api_send (vl_api_registration_t * rp, u8 * elem)
- __attribute__ ((weak));
-
-void
-vl_socket_api_send (vl_api_registration_t * rp, u8 * elem)
-{
- static int count;
-
- if (count++ < 5)
- clib_warning ("need to link against -lvlibsocket, msg not sent!");
-}
-
-void
-vl_msg_api_send (vl_api_registration_t * rp, u8 * elem)
-{
- if (PREDICT_FALSE (rp->registration_type > REGISTRATION_TYPE_SHMEM))
- {
- vl_socket_api_send (rp, elem);
- }
- else
- {
- vl_msg_api_send_shmem (rp->vl_input_queue, elem);
- }
-}
-
-u8 *
-vl_api_serialize_message_table (api_main_t * am, u8 * vector)
-{
- serialize_main_t _sm, *sm = &_sm;
- hash_pair_t *hp;
- u32 nmsg = hash_elts (am->msg_index_by_name_and_crc);
-
- serialize_open_vector (sm, vector);
-
- /* serialize the count */
- serialize_integer (sm, nmsg, sizeof (u32));
-
- hash_foreach_pair (hp, am->msg_index_by_name_and_crc, (
- {
- serialize_likely_small_unsigned_integer
- (sm, hp->value[0]);
- serialize_cstring
- (sm,
- (char *) hp->key);
- }));
-
- return serialize_close_vector (sm);
-}
-
-/*
- * vl_api_memclnt_create_t_handler
- */
-void
-vl_api_memclnt_create_t_handler (vl_api_memclnt_create_t * mp)
-{
- vl_api_registration_t **regpp;
- vl_api_registration_t *regp;
- vl_api_memclnt_create_reply_t *rp;
- svm_region_t *svm;
- unix_shared_memory_queue_t *q;
- int rv = 0;
- void *oldheap;
- api_main_t *am = &api_main;
- u8 *serialized_message_table = 0;
-
- /*
- * This is tortured. Maintain a vlib-address-space private
- * pool of client registrations. We use the shared-memory virtual
- * address of client structure as a handle, to allow direct
- * manipulation of context quota vbls from the client library.
- *
- * This scheme causes trouble w/ API message trace replay, since
- * some random VA from clib_mem_alloc() certainly won't
- * occur in the Linux sim. The (very) few places
- * that care need to use the pool index.
- *
- * Putting the registration object(s) into a pool in shared memory and
- * using the pool index as a handle seems like a great idea.
- * Unfortunately, each and every reference to that pool would need
- * to be protected by a mutex:
- *
- * Client VLIB
- * ------ ----
- * convert pool index to
- * pointer.
- * <deschedule>
- * expand pool
- * <deschedule>
- * kaboom!
- */
-
- pool_get (am->vl_clients, regpp);
-
- svm = am->vlib_rp;
-
- if (am->serialized_message_table_in_shmem == 0)
- serialized_message_table = vl_api_serialize_message_table (am, 0);
-
- pthread_mutex_lock (&svm->mutex);
- oldheap = svm_push_data_heap (svm);
- *regpp = clib_mem_alloc (sizeof (vl_api_registration_t));
-
- regp = *regpp;
- memset (regp, 0, sizeof (*regp));
- regp->registration_type = REGISTRATION_TYPE_SHMEM;
- regp->vl_api_registration_pool_index = regpp - am->vl_clients;
-
- q = regp->vl_input_queue = (unix_shared_memory_queue_t *) (uword)
- mp->input_queue;
-
- regp->name = format (0, "%s", mp->name);
- vec_add1 (regp->name, 0);
- if (serialized_message_table)
- am->serialized_message_table_in_shmem =
- vec_dup (serialized_message_table);
-
- pthread_mutex_unlock (&svm->mutex);
- svm_pop_heap (oldheap);
-
- vec_free (serialized_message_table);
-
- rp = vl_msg_api_alloc (sizeof (*rp));
- rp->_vl_msg_id = ntohs (VL_API_MEMCLNT_CREATE_REPLY);
- rp->handle = (uword) regp;
- rp->index = vl_msg_api_handle_from_index_and_epoch
- (regp->vl_api_registration_pool_index,
- am->shmem_hdr->application_restarts);
- rp->context = mp->context;
- rp->response = ntohl (rv);
- rp->message_table = (u64) am->serialized_message_table_in_shmem;
-
- vl_msg_api_send_shmem (q, (u8 *) & rp);
-}
-
-/* Application callback to clean up leftover registrations from this client */
-int vl_api_memclnt_delete_callback (u32 client_index) __attribute__ ((weak));
-
-int
-vl_api_memclnt_delete_callback (u32 client_index)
-{
- return 0;
-}
-
-/*
- * vl_api_memclnt_delete_t_handler
- */
-void
-vl_api_memclnt_delete_t_handler (vl_api_memclnt_delete_t * mp)
-{
- vl_api_registration_t **regpp;
- vl_api_registration_t *regp;
- vl_api_memclnt_delete_reply_t *rp;
- svm_region_t *svm;
- void *oldheap;
- api_main_t *am = &api_main;
- u32 handle, client_index, epoch;
-
- handle = mp->index;
-
- if (vl_api_memclnt_delete_callback (handle))
- return;
-
- epoch = vl_msg_api_handle_get_epoch (handle);
- client_index = vl_msg_api_handle_get_index (handle);
-
- if (epoch != (am->shmem_hdr->application_restarts & VL_API_EPOCH_MASK))
- {
- clib_warning
- ("Stale clnt delete index %d old epoch %d cur epoch %d",
- client_index, epoch,
- (am->shmem_hdr->application_restarts & VL_API_EPOCH_MASK));
- return;
- }
-
- regpp = am->vl_clients + client_index;
-
- if (!pool_is_free (am->vl_clients, regpp))
- {
- regp = *regpp;
- svm = am->vlib_rp;
-
- /* $$$ check the input queue for e.g. punted sf's */
-
- rp = vl_msg_api_alloc (sizeof (*rp));
- rp->_vl_msg_id = ntohs (VL_API_MEMCLNT_DELETE_REPLY);
- rp->handle = mp->handle;
- rp->response = 1;
-
- vl_msg_api_send_shmem (regp->vl_input_queue, (u8 *) & rp);
-
- if (client_index != regp->vl_api_registration_pool_index)
- {
- clib_warning ("mismatch client_index %d pool_index %d",
- client_index, regp->vl_api_registration_pool_index);
- vl_msg_api_free (rp);
- return;
- }
-
- /* No dangling references, please */
- *regpp = 0;
-
- pool_put_index (am->vl_clients, regp->vl_api_registration_pool_index);
-
- pthread_mutex_lock (&svm->mutex);
- oldheap = svm_push_data_heap (svm);
- /* Poison the old registration */
- memset (regp, 0xF1, sizeof (*regp));
- clib_mem_free (regp);
- pthread_mutex_unlock (&svm->mutex);
- svm_pop_heap (oldheap);
- }
- else
- {
- clib_warning ("unknown client ID %d", mp->index);
- }
-}
-
-void
-vl_api_get_first_msg_id_t_handler (vl_api_get_first_msg_id_t * mp)
-{
- vl_api_get_first_msg_id_reply_t *rmp;
- unix_shared_memory_queue_t *q;
- uword *p;
- api_main_t *am = &api_main;
- vl_api_msg_range_t *rp;
- u8 name[64];
- u16 first_msg_id = ~0;
- int rv = -7; /* VNET_API_ERROR_INVALID_VALUE */
-
- q = vl_api_client_index_to_input_queue (mp->client_index);
- if (!q)
- return;
-
- if (am->msg_range_by_name == 0)
- goto out;
-
- strncpy ((char *) name, (char *) mp->name, ARRAY_LEN (name) - 1);
-
- p = hash_get_mem (am->msg_range_by_name, name);
- if (p == 0)
- goto out;
-
- rp = vec_elt_at_index (am->msg_ranges, p[0]);
-
- first_msg_id = rp->first_msg_id;
- rv = 0;
-
-out:
-
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (VL_API_GET_FIRST_MSG_ID_REPLY);
- rmp->context = mp->context;
- rmp->retval = ntohl (rv);
- rmp->first_msg_id = ntohs (first_msg_id);
- vl_msg_api_send_shmem (q, (u8 *) & rmp);
-}
-
-#define foreach_vlib_api_msg \
-_(MEMCLNT_CREATE, memclnt_create) \
-_(MEMCLNT_DELETE, memclnt_delete) \
-_(GET_FIRST_MSG_ID, get_first_msg_id)
-
-/*
- * vl_api_init
- */
-static int
-memory_api_init (char *region_name)
-{
- int rv;
- vl_msg_api_msg_config_t cfg;
- vl_msg_api_msg_config_t *c = &cfg;
-
- if ((rv = vl_map_shmem (region_name, 1 /* is_vlib */ )) < 0)
- return rv;
-
-#define _(N,n) do { \
- c->id = VL_API_##N; \
- c->name = #n; \
- c->handler = vl_api_##n##_t_handler; \
- c->cleanup = vl_noop_handler; \
- c->endian = vl_api_##n##_t_endian; \
- c->print = vl_api_##n##_t_print; \
- c->size = sizeof(vl_api_##n##_t); \
- c->traced = 1; /* trace, so these msgs print */ \
- c->replay = 0; /* don't replay client create/delete msgs */ \
- vl_msg_api_config(c);} while (0);
-
- foreach_vlib_api_msg;
-#undef _
-
- return 0;
-}
-
-#define foreach_histogram_bucket \
-_(400) \
-_(200) \
-_(100) \
-_(10)
-
-typedef enum
-{
-#define _(n) SLEEP_##n##_US,
- foreach_histogram_bucket
-#undef _
- SLEEP_N_BUCKETS,
-} histogram_index_t;
-
-static u64 vector_rate_histogram[SLEEP_N_BUCKETS];
-
-static void memclnt_queue_callback (vlib_main_t * vm);
-
-static uword
-memclnt_process (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * f)
-{
- uword mp;
- vl_shmem_hdr_t *shm;
- unix_shared_memory_queue_t *q;
- clib_error_t *e;
- int rv;
- api_main_t *am = &api_main;
- f64 dead_client_scan_time;
- f64 sleep_time, start_time;
- f64 vector_rate;
-
- vlib_set_queue_signal_callback (vm, memclnt_queue_callback);
-
- if ((rv = memory_api_init (am->region_name)) < 0)
- {
- clib_warning ("memory_api_init returned %d, wait for godot...", rv);
- vlib_process_suspend (vm, 1e70);
- }
-
- shm = am->shmem_hdr;
- ASSERT (shm);
- q = shm->vl_input_queue;
- ASSERT (q);
-
- e = vlib_call_init_exit_functions
- (vm, vm->api_init_function_registrations, 1 /* call_once */ );
- if (e)
- clib_error_report (e);
-
- sleep_time = 20.0;
- dead_client_scan_time = vlib_time_now (vm) + 20.0;
-
- /* $$$ pay attention to frame size, control CPU usage */
- while (1)
- {
- uword event_type __attribute__ ((unused));
- i8 *headp;
- int need_broadcast;
-
- /*
- * There's a reason for checking the queue before
- * sleeping. If the vlib application crashes, it's entirely
- * possible for a client to enqueue a connect request
- * during the process restart interval.
- *
- * Unless some force of physics causes the new incarnation
- * of the application to process the request, the client will
- * sit and wait for Godot...
- */
- vector_rate = vlib_last_vector_length_per_node (vm);
- start_time = vlib_time_now (vm);
- while (1)
- {
- pthread_mutex_lock (&q->mutex);
- if (q->cursize == 0)
- {
- vm->api_queue_nonempty = 0;
- pthread_mutex_unlock (&q->mutex);
-
- if (TRACE_VLIB_MEMORY_QUEUE)
- {
- /* *INDENT-OFF* */
- ELOG_TYPE_DECLARE (e) =
- {
- .format = "q-underflow: len %d",
- .format_args = "i4",
- };
- /* *INDENT-ON* */
- struct
- {
- u32 len;
- } *ed;
- ed = ELOG_DATA (&vm->elog_main, e);
- ed->len = 0;
- }
- sleep_time = 20.0;
- break;
- }
-
- headp = (i8 *) (q->data + sizeof (uword) * q->head);
- clib_memcpy (&mp, headp, sizeof (uword));
-
- q->head++;
- need_broadcast = (q->cursize == q->maxsize / 2);
- q->cursize--;
-
- if (PREDICT_FALSE (q->head == q->maxsize))
- q->head = 0;
- pthread_mutex_unlock (&q->mutex);
- if (need_broadcast)
- (void) pthread_cond_broadcast (&q->condvar);
-
- vl_msg_api_handler_with_vm_node (am, (void *) mp, vm, node);
-
- /* Allow no more than 10us without a pause */
- if (vlib_time_now (vm) > start_time + 10e-6)
- {
- int index = SLEEP_400_US;
- if (vector_rate > 40.0)
- sleep_time = 400e-6;
- else if (vector_rate > 20.0)
- {
- index = SLEEP_200_US;
- sleep_time = 200e-6;
- }
- else if (vector_rate >= 1.0)
- {
- index = SLEEP_100_US;
- sleep_time = 100e-6;
- }
- else
- {
- index = SLEEP_10_US;
- sleep_time = 10e-6;
- }
- vector_rate_histogram[index] += 1;
- break;
- }
- }
-
- event_type = vlib_process_wait_for_event_or_clock (vm, sleep_time);
- vm->queue_signal_pending = 0;
- vlib_process_get_events (vm, 0 /* event_data */ );
-
- if (vlib_time_now (vm) > dead_client_scan_time)
- {
- vl_api_registration_t **regpp;
- vl_api_registration_t *regp;
- unix_shared_memory_queue_t *q;
- static u32 *dead_indices;
- static u32 *confused_indices;
-
- vec_reset_length (dead_indices);
- vec_reset_length (confused_indices);
-
- /* *INDENT-OFF* */
- pool_foreach (regpp, am->vl_clients,
- ({
- regp = *regpp;
- if (regp)
- {
- q = regp->vl_input_queue;
- if (kill (q->consumer_pid, 0) < 0)
- {
- vec_add1(dead_indices, regpp - am->vl_clients);
- }
- }
- else
- {
- clib_warning ("NULL client registration index %d",
- regpp - am->vl_clients);
- vec_add1 (confused_indices, regpp - am->vl_clients);
- }
- }));
- /* *INDENT-ON* */
- /* This should "never happen," but if it does, fix it... */
- if (PREDICT_FALSE (vec_len (confused_indices) > 0))
- {
- int i;
- for (i = 0; i < vec_len (confused_indices); i++)
- {
- pool_put_index (am->vl_clients, confused_indices[i]);
- }
- }
-
- if (PREDICT_FALSE (vec_len (dead_indices) > 0))
- {
- int i;
- svm_region_t *svm;
- void *oldheap;
-
- /* Allow the application to clean up its registrations */
- for (i = 0; i < vec_len (dead_indices); i++)
- {
- regpp = pool_elt_at_index (am->vl_clients, dead_indices[i]);
- if (regpp)
- {
- u32 handle;
-
- handle = vl_msg_api_handle_from_index_and_epoch
- (dead_indices[i], shm->application_restarts);
- (void) vl_api_memclnt_delete_callback (handle);
- }
- }
-
- svm = am->vlib_rp;
- pthread_mutex_lock (&svm->mutex);
- oldheap = svm_push_data_heap (svm);
-
- for (i = 0; i < vec_len (dead_indices); i++)
- {
- regpp = pool_elt_at_index (am->vl_clients, dead_indices[i]);
- if (regpp)
- {
- /* Poison the old registration */
- memset (*regpp, 0xF3, sizeof (**regpp));
- clib_mem_free (*regpp);
- /* no dangling references, please */
- *regpp = 0;
- }
- else
- {
- svm_pop_heap (oldheap);
- clib_warning ("Duplicate free, client index %d",
- regpp - am->vl_clients);
- oldheap = svm_push_data_heap (svm);
- }
- }
-
- svm_client_scan_this_region_nolock (am->vlib_rp);
-
- pthread_mutex_unlock (&svm->mutex);
- svm_pop_heap (oldheap);
- for (i = 0; i < vec_len (dead_indices); i++)
- pool_put_index (am->vl_clients, dead_indices[i]);
- }
-
- dead_client_scan_time = vlib_time_now (vm) + 20.0;
- }
-
- if (TRACE_VLIB_MEMORY_QUEUE)
- {
- /* *INDENT-OFF* */
- ELOG_TYPE_DECLARE (e) = {
- .format = "q-awake: len %d",
- .format_args = "i4",
- };
- /* *INDENT-ON* */
- struct
- {
- u32 len;
- } *ed;
- ed = ELOG_DATA (&vm->elog_main, e);
- ed->len = q->cursize;
- }
- }
-
- return 0;
-}
-
-static clib_error_t *
-vl_api_show_histogram_command (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
-{
- u64 total_counts = 0;
- int i;
-
- for (i = 0; i < SLEEP_N_BUCKETS; i++)
- {
- total_counts += vector_rate_histogram[i];
- }
-
- if (total_counts == 0)
- {
- vlib_cli_output (vm, "No control-plane activity.");
- return 0;
- }
-
-#define _(n) \
- do { \
- f64 percent; \
- percent = ((f64) vector_rate_histogram[SLEEP_##n##_US]) \
- / (f64) total_counts; \
- percent *= 100.0; \
- vlib_cli_output (vm, "Sleep %3d us: %llu, %.2f%%",n, \
- vector_rate_histogram[SLEEP_##n##_US], \
- percent); \
- } while (0);
- foreach_histogram_bucket;
-#undef _
-
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (cli_show_api_histogram_command, static) = {
- .path = "show api histogram",
- .short_help = "show api histogram",
- .function = vl_api_show_histogram_command,
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-vl_api_clear_histogram_command (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
-{
- int i;
-
- for (i = 0; i < SLEEP_N_BUCKETS; i++)
- vector_rate_histogram[i] = 0;
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (cli_clear_api_histogram_command, static) = {
- .path = "clear api histogram",
- .short_help = "clear api histogram",
- .function = vl_api_clear_histogram_command,
-};
-/* *INDENT-ON* */
-
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (memclnt_node,static) = {
- .function = memclnt_process,
- .type = VLIB_NODE_TYPE_PROCESS,
- .name = "api-rx-from-ring",
- .state = VLIB_NODE_STATE_DISABLED,
-};
-/* *INDENT-ON* */
-
-static void
-memclnt_queue_callback (vlib_main_t * vm)
-{
- static volatile int *cursizep;
-
- if (PREDICT_FALSE (cursizep == 0))
- {
- api_main_t *am = &api_main;
- vl_shmem_hdr_t *shmem_hdr = am->shmem_hdr;
- unix_shared_memory_queue_t *q;
-
- if (shmem_hdr == 0)
- return;
-
- q = shmem_hdr->vl_input_queue;
- if (q == 0)
- return;
- cursizep = &q->cursize;
- }
-
- if (*cursizep >= 1)
- {
- vm->queue_signal_pending = 1;
- vm->api_queue_nonempty = 1;
- vlib_process_signal_event (vm, memclnt_node.index,
- /* event_type */ 0, /* event_data */ 0);
- }
-}
-
-void
-vl_enable_disable_memory_api (vlib_main_t * vm, int enable)
-{
- vlib_node_set_state (vm, memclnt_node.index,
- (enable
- ? VLIB_NODE_STATE_POLLING
- : VLIB_NODE_STATE_DISABLED));
-}
-
-static uword
-api_rx_from_node (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * frame)
-{
- uword n_packets = frame->n_vectors;
- uword n_left_from;
- u32 *from;
- static u8 *long_msg;
-
- vec_validate (long_msg, 4095);
- n_left_from = frame->n_vectors;
- from = vlib_frame_args (frame);
-
- while (n_left_from > 0)
- {
- u32 bi0;
- vlib_buffer_t *b0;
- void *msg;
- uword msg_len;
-
- bi0 = from[0];
- b0 = vlib_get_buffer (vm, bi0);
- from += 1;
- n_left_from -= 1;
-
- msg = b0->data + b0->current_data;
- msg_len = b0->current_length;
- if (b0->flags & VLIB_BUFFER_NEXT_PRESENT)
- {
- ASSERT (long_msg != 0);
- _vec_len (long_msg) = 0;
- vec_add (long_msg, msg, msg_len);
- while (b0->flags & VLIB_BUFFER_NEXT_PRESENT)
- {
- b0 = vlib_get_buffer (vm, b0->next_buffer);
- msg = b0->data + b0->current_data;
- msg_len = b0->current_length;
- vec_add (long_msg, msg, msg_len);
- }
- msg = long_msg;
- }
- vl_msg_api_handler_no_trace_no_free (msg);
- }
-
- /* Free what we've been given. */
- vlib_buffer_free (vm, vlib_frame_args (frame), n_packets);
-
- return n_packets;
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (api_rx_from_node_node,static) = {
- .function = api_rx_from_node,
- .type = VLIB_NODE_TYPE_INTERNAL,
- .vector_size = 4,
- .name = "api-rx-from-node",
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-setup_memclnt_exit (vlib_main_t * vm)
-{
- atexit (vl_unmap_shmem);
- return 0;
-}
-
-VLIB_INIT_FUNCTION (setup_memclnt_exit);
-
-
-static clib_error_t *
-vl_api_ring_command (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cli_cmd)
-{
- int i;
- ring_alloc_t *ap;
- vl_shmem_hdr_t *shmem_hdr;
- api_main_t *am = &api_main;
-
- shmem_hdr = am->shmem_hdr;
-
- if (shmem_hdr == 0)
- {
- vlib_cli_output (vm, "Shared memory segment not initialized...\n");
- return 0;
- }
-
- vlib_cli_output (vm, "%8s %8s %8s %8s %8s\n",
- "Owner", "Size", "Nitems", "Hits", "Misses");
-
- ap = shmem_hdr->vl_rings;
-
- for (i = 0; i < vec_len (shmem_hdr->vl_rings); i++)
- {
- vlib_cli_output (vm, "%8s %8d %8d %8d %8d\n",
- "vlib", ap->size, ap->nitems, ap->hits, ap->misses);
- ap++;
- }
-
- ap = shmem_hdr->client_rings;
-
- for (i = 0; i < vec_len (shmem_hdr->client_rings); i++)
- {
- vlib_cli_output (vm, "%8s %8d %8d %8d %8d\n",
- "clnt", ap->size, ap->nitems, ap->hits, ap->misses);
- ap++;
- }
-
- vlib_cli_output (vm, "%d ring miss fallback allocations\n",
- am->ring_misses);
-
- vlib_cli_output (vm, "%d application restarts, %d reclaimed msgs\n",
- shmem_hdr->application_restarts,
- shmem_hdr->restart_reclaims);
- return 0;
-}
-
-void dump_socket_clients (vlib_main_t * vm, api_main_t * am)
- __attribute__ ((weak));
-
-void
-dump_socket_clients (vlib_main_t * vm, api_main_t * am)
-{
-}
-
-static clib_error_t *
-vl_api_client_command (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cli_cmd)
-{
- vl_api_registration_t **regpp, *regp;
- unix_shared_memory_queue_t *q;
- char *health;
- api_main_t *am = &api_main;
- u32 *confused_indices = 0;
-
- if (!pool_elts (am->vl_clients))
- goto socket_clients;
- vlib_cli_output (vm, "Shared memory clients");
- vlib_cli_output (vm, "%16s %8s %14s %18s %s",
- "Name", "PID", "Queue Length", "Queue VA", "Health");
-
- /* *INDENT-OFF* */
- pool_foreach (regpp, am->vl_clients,
- ({
- regp = *regpp;
-
- if (regp)
- {
- q = regp->vl_input_queue;
- if (kill (q->consumer_pid, 0) < 0)
- {
- health = "DEAD";
- }
- else
- {
- health = "alive";
- }
- vlib_cli_output (vm, "%16s %8d %14d 0x%016llx %s\n",
- regp->name, q->consumer_pid, q->cursize,
- q, health);
- }
- else
- {
- clib_warning ("NULL client registration index %d",
- regpp - am->vl_clients);
- vec_add1 (confused_indices, regpp - am->vl_clients);
- }
- }));
- /* *INDENT-ON* */
-
- /* This should "never happen," but if it does, fix it... */
- if (PREDICT_FALSE (vec_len (confused_indices) > 0))
- {
- int i;
- for (i = 0; i < vec_len (confused_indices); i++)
- {
- pool_put_index (am->vl_clients, confused_indices[i]);
- }
- }
- vec_free (confused_indices);
-
- if (am->missing_clients)
- vlib_cli_output (vm, "%u messages with missing clients",
- am->missing_clients);
-socket_clients:
- dump_socket_clients (vm, am);
-
- return 0;
-}
-
-static clib_error_t *
-vl_api_status_command (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cli_cmd)
-{
- api_main_t *am = &api_main;
-
- // check if rx_trace and tx_trace are not null pointers
-
- if (am->rx_trace == 0)
- {
- vlib_cli_output (vm, "RX Trace disabled\n");
- }
- else
- {
- if (am->rx_trace->enabled == 0)
- vlib_cli_output (vm, "RX Trace disabled\n");
- else
- vlib_cli_output (vm, "RX Trace enabled\n");
- }
-
- if (am->tx_trace == 0)
- {
- vlib_cli_output (vm, "TX Trace disabled\n");
- }
- else
- {
- if (am->tx_trace->enabled == 0)
- vlib_cli_output (vm, "TX Trace disabled\n");
- else
- vlib_cli_output (vm, "TX Trace enabled\n");
- }
-
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (cli_show_api_command, static) = {
- .path = "show api",
- .short_help = "Show API information",
-};
-/* *INDENT-ON* */
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (cli_show_api_ring_command, static) = {
- .path = "show api ring-stats",
- .short_help = "Message ring statistics",
- .function = vl_api_ring_command,
-};
-/* *INDENT-ON* */
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (cli_show_api_clients_command, static) = {
- .path = "show api clients",
- .short_help = "Client information",
- .function = vl_api_client_command,
-};
-/* *INDENT-ON* */
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (cli_show_api_status_command, static) = {
- .path = "show api status",
- .short_help = "Show API trace status",
- .function = vl_api_status_command,
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-vl_api_message_table_command (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
-{
- api_main_t *am = &api_main;
- int i;
- int verbose = 0;
-
- if (unformat (input, "verbose"))
- verbose = 1;
-
-
- if (verbose == 0)
- vlib_cli_output (vm, "%-4s %s", "ID", "Name");
- else
- vlib_cli_output (vm, "%-4s %-40s %6s %7s", "ID", "Name", "Bounce",
- "MP-safe");
-
- for (i = 1; i < vec_len (am->msg_names); i++)
- {
- if (verbose == 0)
- {
- vlib_cli_output (vm, "%-4d %s", i,
- am->msg_names[i] ? am->msg_names[i] :
- " [no handler]");
- }
- else
- {
- vlib_cli_output (vm, "%-4d %-40s %6d %7d", i,
- am->msg_names[i] ? am->msg_names[i] :
- " [no handler]", am->message_bounce[i],
- am->is_mp_safe[i]);
- }
- }
-
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (cli_show_api_message_table_command, static) = {
- .path = "show api message-table",
- .short_help = "Message Table",
- .function = vl_api_message_table_command,
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-vl_api_trace_command (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cli_cmd)
-{
- u32 nitems = 1024;
- vl_api_trace_which_t which = VL_API_TRACE_RX;
- api_main_t *am = &api_main;
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (input, "rx nitems %u", &nitems) || unformat (input, "rx"))
- goto configure;
- else if (unformat (input, "tx nitems %u", &nitems)
- || unformat (input, "tx"))
- {
- which = VL_API_TRACE_RX;
- goto configure;
- }
- else if (unformat (input, "on rx"))
- {
- vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 1);
- }
- else if (unformat (input, "on tx"))
- {
- vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 1);
- }
- else if (unformat (input, "on"))
- {
- vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 1);
- }
- else if (unformat (input, "off"))
- {
- vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 0);
- vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 0);
- }
- else if (unformat (input, "free"))
- {
- vl_msg_api_trace_onoff (am, VL_API_TRACE_RX, 0);
- vl_msg_api_trace_onoff (am, VL_API_TRACE_TX, 0);
- vl_msg_api_trace_free (am, VL_API_TRACE_RX);
- vl_msg_api_trace_free (am, VL_API_TRACE_TX);
- }
- else if (unformat (input, "debug on"))
- {
- am->msg_print_flag = 1;
- }
- else if (unformat (input, "debug off"))
- {
- am->msg_print_flag = 0;
- }
- else
- return clib_error_return (0, "unknown input `%U'",
- format_unformat_error, input);
- }
- return 0;
-
-configure:
- if (vl_msg_api_trace_configure (am, which, nitems))
- {
- vlib_cli_output (vm, "warning: trace configure error (%d, %d)",
- which, nitems);
- }
-
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (trace, static) = {
- .path = "set api-trace",
- .short_help = "API trace",
- .function = vl_api_trace_command,
-};
-/* *INDENT-ON* */
-
-clib_error_t *
-vlibmemory_init (vlib_main_t * vm)
-{
- api_main_t *am = &api_main;
- svm_map_region_args_t _a, *a = &_a;
-
- memset (a, 0, sizeof (*a));
- a->root_path = am->root_path;
- a->name = SVM_GLOBAL_REGION_NAME;
- a->baseva = (am->global_baseva != 0) ?
- am->global_baseva : SVM_GLOBAL_REGION_BASEVA;
- a->size = (am->global_size != 0) ? am->global_size : SVM_GLOBAL_REGION_SIZE;
- a->flags = SVM_FLAGS_NODATA;
- a->uid = am->api_uid;
- a->gid = am->api_gid;
- a->pvt_heap_size =
- (am->global_pvt_heap_size !=
- 0) ? am->global_pvt_heap_size : SVM_PVT_MHEAP_SIZE;
-
- svm_region_init_args (a);
- return 0;
-}
-
-VLIB_INIT_FUNCTION (vlibmemory_init);
-
-void
-vl_set_memory_region_name (char *name)
-{
- api_main_t *am = &api_main;
-
- am->region_name = name;
-}
-
-static int
-range_compare (vl_api_msg_range_t * a0, vl_api_msg_range_t * a1)
-{
- int len0, len1, clen;
-
- len0 = vec_len (a0->name);
- len1 = vec_len (a1->name);
- clen = len0 < len1 ? len0 : len1;
- return (strncmp ((char *) a0->name, (char *) a1->name, clen));
-}
-
-static u8 *
-format_api_msg_range (u8 * s, va_list * args)
-{
- vl_api_msg_range_t *rp = va_arg (*args, vl_api_msg_range_t *);
-
- if (rp == 0)
- s = format (s, "%-20s%9s%9s", "Name", "First-ID", "Last-ID");
- else
- s = format (s, "%-20s%9d%9d", rp->name, rp->first_msg_id,
- rp->last_msg_id);
-
- return s;
-}
-
-static clib_error_t *
-vl_api_show_plugin_command (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cli_cmd)
-{
- api_main_t *am = &api_main;
- vl_api_msg_range_t *rp = 0;
- int i;
-
- if (vec_len (am->msg_ranges) == 0)
- {
- vlib_cli_output (vm, "No plugin API message ranges configured...");
- return 0;
- }
-
- rp = vec_dup (am->msg_ranges);
-
- vec_sort_with_function (rp, range_compare);
-
- vlib_cli_output (vm, "Plugin API message ID ranges...\n");
- vlib_cli_output (vm, "%U", format_api_msg_range, 0 /* header */ );
-
- for (i = 0; i < vec_len (rp); i++)
- vlib_cli_output (vm, "%U", format_api_msg_range, rp + i);
-
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (cli_show_api_plugin_command, static) = {
- .path = "show api plugin",
- .short_help = "show api plugin",
- .function = vl_api_show_plugin_command,
-};
-/* *INDENT-ON* */
-
-static void
-vl_api_rpc_call_t_handler (vl_api_rpc_call_t * mp)
-{
- vl_api_rpc_reply_t *rmp;
- int (*fp) (void *);
- i32 rv = 0;
- vlib_main_t *vm = vlib_get_main ();
-
- if (mp->function == 0)
- {
- rv = -1;
- clib_warning ("rpc NULL function pointer");
- }
-
- else
- {
- if (mp->need_barrier_sync)
- vlib_worker_thread_barrier_sync (vm);
-
- fp = uword_to_pointer (mp->function, int (*)(void *));
- rv = fp (mp->data);
-
- if (mp->need_barrier_sync)
- vlib_worker_thread_barrier_release (vm);
- }
-
- if (mp->send_reply)
- {
- unix_shared_memory_queue_t *q =
- vl_api_client_index_to_input_queue (mp->client_index);
- if (q)
- {
- rmp = vl_msg_api_alloc_as_if_client (sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (VL_API_RPC_REPLY);
- rmp->context = mp->context;
- rmp->retval = rv;
- vl_msg_api_send_shmem (q, (u8 *) & rmp);
- }
- }
- if (mp->multicast)
- {
- clib_warning ("multicast not yet implemented...");
- }
-}
-
-static void
-vl_api_rpc_reply_t_handler (vl_api_rpc_reply_t * mp)
-{
- clib_warning ("unimplemented");
-}
-
-void
-vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length)
-{
- vl_api_rpc_call_t *mp;
- api_main_t *am = &api_main;
- vl_shmem_hdr_t *shmem_hdr = am->shmem_hdr;
- unix_shared_memory_queue_t *q;
-
- /* Main thread: call the function directly */
- if (os_get_cpu_number () == 0)
- {
- vlib_main_t *vm = vlib_get_main ();
- void (*call_fp) (void *);
-
- vlib_worker_thread_barrier_sync (vm);
-
- call_fp = fp;
- call_fp (data);
-
- vlib_worker_thread_barrier_release (vm);
- return;
- }
-
- /* Any other thread, actually do an RPC call... */
- mp = vl_msg_api_alloc_as_if_client (sizeof (*mp) + data_length);
-
- memset (mp, 0, sizeof (*mp));
- clib_memcpy (mp->data, data, data_length);
- mp->_vl_msg_id = ntohs (VL_API_RPC_CALL);
- mp->function = pointer_to_uword (fp);
- mp->need_barrier_sync = 1;
-
- /*
- * Use the "normal" control-plane mechanism for the main thread.
- * Well, almost. if the main input queue is full, we cannot
- * block. Otherwise, we can expect a barrier sync timeout.
- */
- q = shmem_hdr->vl_input_queue;
-
- while (pthread_mutex_trylock (&q->mutex))
- vlib_worker_thread_barrier_check ();
-
- while (PREDICT_FALSE (unix_shared_memory_queue_is_full (q)))
- {
- pthread_mutex_unlock (&q->mutex);
- vlib_worker_thread_barrier_check ();
- while (pthread_mutex_trylock (&q->mutex))
- vlib_worker_thread_barrier_check ();
- }
-
- vl_msg_api_send_shmem_nolock (q, (u8 *) & mp);
-
- pthread_mutex_unlock (&q->mutex);
-}
-
-#define foreach_rpc_api_msg \
-_(RPC_CALL,rpc_call) \
-_(RPC_REPLY,rpc_reply)
-
-static clib_error_t *
-rpc_api_hookup (vlib_main_t * vm)
-{
-#define _(N,n) \
- vl_msg_api_set_handlers(VL_API_##N, #n, \
- vl_api_##n##_t_handler, \
- vl_noop_handler, \
- vl_noop_handler, \
- vl_api_##n##_t_print, \
- sizeof(vl_api_##n##_t), 0 /* do not trace */);
- foreach_rpc_api_msg;
-#undef _
- return 0;
-}
-
-VLIB_API_INIT_FUNCTION (rpc_api_hookup);
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibmemory/unix_shared_memory_queue.c b/vlib-api/vlibmemory/unix_shared_memory_queue.c
deleted file mode 100644
index 25d28910706..00000000000
--- a/vlib-api/vlibmemory/unix_shared_memory_queue.c
+++ /dev/null
@@ -1,324 +0,0 @@
-/*
- *------------------------------------------------------------------
- * unix_shared_memory_queue.c - unidirectional shared-memory queues
- *
- * Copyright (c) 2009 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 <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <pthread.h>
-#include <vppinfra/mem.h>
-#include <vppinfra/format.h>
-#include <vppinfra/cache.h>
-#include <vlibmemory/unix_shared_memory_queue.h>
-#include <signal.h>
-
-/*
- * unix_shared_memory_queue_init
- *
- * nels = number of elements on the queue
- * elsize = element size, presumably 4 and cacheline-size will
- * be popular choices.
- * coid = consumer coid, from ChannelCreate
- * pid = consumer pid
- * pulse_code = pulse code consumer expects
- * pulse_value = pulse value consumer expects
- * consumer_prio = consumer's priority, so pulses won't change
- * the consumer's priority.
- *
- * The idea is to call this function in the queue consumer,
- * and e-mail the queue pointer to the producer(s).
- *
- * The spp process / main thread allocates one of these
- * at startup; its main input queue. The spp main input queue
- * has a pointer to it in the shared memory segment header.
- *
- * You probably want to be on an svm data heap before calling this
- * function.
- */
-unix_shared_memory_queue_t *
-unix_shared_memory_queue_init (int nels,
- int elsize,
- int consumer_pid,
- int signal_when_queue_non_empty)
-{
- unix_shared_memory_queue_t *q;
- pthread_mutexattr_t attr;
- pthread_condattr_t cattr;
-
- q = clib_mem_alloc_aligned (sizeof (unix_shared_memory_queue_t)
- + nels * elsize, CLIB_CACHE_LINE_BYTES);
- memset (q, 0, sizeof (*q));
-
- q->elsize = elsize;
- q->maxsize = nels;
- q->consumer_pid = consumer_pid;
- q->signal_when_queue_non_empty = signal_when_queue_non_empty;
-
- memset (&attr, 0, sizeof (attr));
- memset (&cattr, 0, sizeof (attr));
-
- if (pthread_mutexattr_init (&attr))
- clib_unix_warning ("mutexattr_init");
- if (pthread_mutexattr_setpshared (&attr, PTHREAD_PROCESS_SHARED))
- clib_unix_warning ("pthread_mutexattr_setpshared");
- if (pthread_mutex_init (&q->mutex, &attr))
- clib_unix_warning ("mutex_init");
- if (pthread_mutexattr_destroy (&attr))
- clib_unix_warning ("mutexattr_destroy");
- if (pthread_condattr_init (&cattr))
- clib_unix_warning ("condattr_init");
- /* prints funny-looking messages in the Linux target */
- if (pthread_condattr_setpshared (&cattr, PTHREAD_PROCESS_SHARED))
- clib_unix_warning ("condattr_setpshared");
- if (pthread_cond_init (&q->condvar, &cattr))
- clib_unix_warning ("cond_init1");
- if (pthread_condattr_destroy (&cattr))
- clib_unix_warning ("cond_init2");
-
- return (q);
-}
-
-/*
- * unix_shared_memory_queue_free
- */
-void
-unix_shared_memory_queue_free (unix_shared_memory_queue_t * q)
-{
- (void) pthread_mutex_destroy (&q->mutex);
- (void) pthread_cond_destroy (&q->condvar);
- clib_mem_free (q);
-}
-
-void
-unix_shared_memory_queue_lock (unix_shared_memory_queue_t * q)
-{
- pthread_mutex_lock (&q->mutex);
-}
-
-void
-unix_shared_memory_queue_unlock (unix_shared_memory_queue_t * q)
-{
- pthread_mutex_unlock (&q->mutex);
-}
-
-int
-unix_shared_memory_queue_is_full (unix_shared_memory_queue_t * q)
-{
- return q->cursize == q->maxsize;
-}
-
-/*
- * unix_shared_memory_queue_add_nolock
- */
-int
-unix_shared_memory_queue_add_nolock (unix_shared_memory_queue_t * q,
- u8 * elem)
-{
- i8 *tailp;
- int need_broadcast = 0;
-
- if (PREDICT_FALSE (q->cursize == q->maxsize))
- {
- while (q->cursize == q->maxsize)
- {
- (void) pthread_cond_wait (&q->condvar, &q->mutex);
- }
- }
-
- tailp = (i8 *) (&q->data[0] + q->elsize * q->tail);
- clib_memcpy (tailp, elem, q->elsize);
-
- q->tail++;
- q->cursize++;
-
- need_broadcast = (q->cursize == 1);
-
- if (q->tail == q->maxsize)
- q->tail = 0;
-
- if (need_broadcast)
- {
- (void) pthread_cond_broadcast (&q->condvar);
- if (q->signal_when_queue_non_empty)
- kill (q->consumer_pid, q->signal_when_queue_non_empty);
- }
- return 0;
-}
-
-int
-unix_shared_memory_queue_add_raw (unix_shared_memory_queue_t * q, u8 * elem)
-{
- i8 *tailp;
-
- if (PREDICT_FALSE (q->cursize == q->maxsize))
- {
- while (q->cursize == q->maxsize)
- ;
- }
-
- tailp = (i8 *) (&q->data[0] + q->elsize * q->tail);
- clib_memcpy (tailp, elem, q->elsize);
-
- q->tail++;
- q->cursize++;
-
- if (q->tail == q->maxsize)
- q->tail = 0;
- return 0;
-}
-
-
-/*
- * unix_shared_memory_queue_add
- */
-int
-unix_shared_memory_queue_add (unix_shared_memory_queue_t * q,
- u8 * elem, int nowait)
-{
- i8 *tailp;
- int need_broadcast = 0;
-
- if (nowait)
- {
- /* zero on success */
- if (pthread_mutex_trylock (&q->mutex))
- {
- return (-1);
- }
- }
- else
- pthread_mutex_lock (&q->mutex);
-
- if (PREDICT_FALSE (q->cursize == q->maxsize))
- {
- if (nowait)
- {
- pthread_mutex_unlock (&q->mutex);
- return (-2);
- }
- while (q->cursize == q->maxsize)
- {
- (void) pthread_cond_wait (&q->condvar, &q->mutex);
- }
- }
-
- tailp = (i8 *) (&q->data[0] + q->elsize * q->tail);
- clib_memcpy (tailp, elem, q->elsize);
-
- q->tail++;
- q->cursize++;
-
- need_broadcast = (q->cursize == 1);
-
- if (q->tail == q->maxsize)
- q->tail = 0;
-
- if (need_broadcast)
- {
- (void) pthread_cond_broadcast (&q->condvar);
- if (q->signal_when_queue_non_empty)
- kill (q->consumer_pid, q->signal_when_queue_non_empty);
- }
- pthread_mutex_unlock (&q->mutex);
-
- return 0;
-}
-
-/*
- * unix_shared_memory_queue_sub
- */
-int
-unix_shared_memory_queue_sub (unix_shared_memory_queue_t * q,
- u8 * elem, int nowait)
-{
- i8 *headp;
- int need_broadcast = 0;
-
- if (nowait)
- {
- /* zero on success */
- if (pthread_mutex_trylock (&q->mutex))
- {
- return (-1);
- }
- }
- else
- pthread_mutex_lock (&q->mutex);
-
- if (PREDICT_FALSE (q->cursize == 0))
- {
- if (nowait)
- {
- pthread_mutex_unlock (&q->mutex);
- return (-2);
- }
- while (q->cursize == 0)
- {
- (void) pthread_cond_wait (&q->condvar, &q->mutex);
- }
- }
-
- headp = (i8 *) (&q->data[0] + q->elsize * q->head);
- clib_memcpy (elem, headp, q->elsize);
-
- q->head++;
- if (q->cursize == q->maxsize)
- need_broadcast = 1;
-
- q->cursize--;
-
- if (q->head == q->maxsize)
- q->head = 0;
-
- if (need_broadcast)
- (void) pthread_cond_broadcast (&q->condvar);
-
- pthread_mutex_unlock (&q->mutex);
-
- return 0;
-}
-
-int
-unix_shared_memory_queue_sub_raw (unix_shared_memory_queue_t * q, u8 * elem)
-{
- i8 *headp;
-
- if (PREDICT_FALSE (q->cursize == 0))
- {
- while (q->cursize == 0)
- ;
- }
-
- headp = (i8 *) (&q->data[0] + q->elsize * q->head);
- clib_memcpy (elem, headp, q->elsize);
-
- q->head++;
- q->cursize--;
-
- if (q->head == q->maxsize)
- q->head = 0;
- return 0;
-}
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibmemory/unix_shared_memory_queue.h b/vlib-api/vlibmemory/unix_shared_memory_queue.h
deleted file mode 100644
index f758f17c856..00000000000
--- a/vlib-api/vlibmemory/unix_shared_memory_queue.h
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- *------------------------------------------------------------------
- * unix_shared_memory_queue.h - shared-memory queues
- *
- * Copyright (c) 2009 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 included_unix_shared_memory_queue_h
-#define included_unix_shared_memory_queue_h
-
-#include <pthread.h>
-#include <vppinfra/mem.h>
-
-typedef struct _unix_shared_memory_queue
-{
- pthread_mutex_t mutex; /* 8 bytes */
- pthread_cond_t condvar; /* 8 bytes */
- int head;
- int tail;
- int cursize;
- int maxsize;
- int elsize;
- int consumer_pid;
- int signal_when_queue_non_empty;
- char data[0];
-} unix_shared_memory_queue_t;
-
-unix_shared_memory_queue_t *unix_shared_memory_queue_init (int nels,
- int elsize,
- int consumer_pid,
- int
- signal_when_queue_non_empty);
-void unix_shared_memory_queue_free (unix_shared_memory_queue_t * q);
-int unix_shared_memory_queue_add (unix_shared_memory_queue_t * q,
- u8 * elem, int nowait);
-int unix_shared_memory_queue_sub (unix_shared_memory_queue_t * q,
- u8 * elem, int nowait);
-void unix_shared_memory_queue_lock (unix_shared_memory_queue_t * q);
-void unix_shared_memory_queue_unlock (unix_shared_memory_queue_t * q);
-int unix_shared_memory_queue_is_full (unix_shared_memory_queue_t * q);
-int unix_shared_memory_queue_add_nolock (unix_shared_memory_queue_t * q,
- u8 * elem);
-
-int unix_shared_memory_queue_sub_raw (unix_shared_memory_queue_t * q,
- u8 * elem);
-int unix_shared_memory_queue_add_raw (unix_shared_memory_queue_t * q,
- u8 * elem);
-
-#endif /* included_unix_shared_memory_queue_h */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibmemory/vl_memory_api_h.h b/vlib-api/vlibmemory/vl_memory_api_h.h
deleted file mode 100644
index c1ae79b1737..00000000000
--- a/vlib-api/vlibmemory/vl_memory_api_h.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- *------------------------------------------------------------------
- * vl_memory_api_h.h - memory API headers, in a specific order.
- *
- * Copyright (c) 2009-2010 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.
- *------------------------------------------------------------------
- */
-
-/*
- * Add to the bottom of the #include list, or elves will steal your
- * keyboard in the middle of the night!
- */
-#include <vlibmemory/memclnt.api.h>
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibmemory/vl_memory_msg_enum.h b/vlib-api/vlibmemory/vl_memory_msg_enum.h
deleted file mode 100644
index 974c0c21409..00000000000
--- a/vlib-api/vlibmemory/vl_memory_msg_enum.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- *------------------------------------------------------------------
- * vl_memory_msg_enum.h - Our view of how to number API messages
- * Clients have their own view, which has to agree with ours.
- *
- * Copyright (c) 2009-2010 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 __VL_MSG_ENUM_H__
-#define __VL_MSG_ENUM_H__
-
-#include <vppinfra/byte_order.h>
-
-#define vl_msg_id(n,h) n,
-typedef enum
-{
- VL_ILLEGAL_MESSAGE_ID = 0,
-#include <vlibmemory/vl_memory_api_h.h>
-} vl_msg_id_t;
-#undef vl_msg_id
-
-#endif /* __VL_MSG_ENUM_H__ */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibsocket/api.h b/vlib-api/vlibsocket/api.h
deleted file mode 100644
index 79c0d08a682..00000000000
--- a/vlib-api/vlibsocket/api.h
+++ /dev/null
@@ -1,87 +0,0 @@
-/*
- *------------------------------------------------------------------
- * api.h
- *
- * Copyright (c) 2009 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 included_vlibsocket_api_h
-#define included_vlibsocket_api_h
-
-#include <vlibapi/api.h>
-
-typedef struct
-{
- /* Server port number */
- int portno;
-
- /* By default, localhost... */
- u32 bind_address;
-
- /*
- * (listen, server, client) registrations. Shared memory
- * registrations are in shared memory
- */
- vl_api_registration_t *registration_pool;
- /*
- * Chain-drag variables, so message API handlers
- * (generally) don't know whether they're talking to a socket
- * or to a shared-memory connection.
- */
- vl_api_registration_t *current_rp;
- unix_file_t *current_uf;
- /* One input buffer, shared across all sockets */
- i8 *input_buffer;
-} socket_main_t;
-
-extern socket_main_t socket_main;
-
-void socksvr_add_pending_output (struct unix_file *uf,
- struct vl_api_registration_ *cf,
- u8 * buffer, uword buffer_bytes);
-
-#define SOCKSVR_DEFAULT_PORT 32741 /* whatever */
-
-void vl_free_socket_registration_index (u32 pool_index);
-void vl_socket_process_msg (struct unix_file *uf,
- struct vl_api_registration_ *rp, i8 * input_v);
-clib_error_t *vl_socket_read_ready (struct unix_file *uf);
-void vl_socket_add_pending_output (struct unix_file *uf,
- struct vl_api_registration_ *rp,
- u8 * buffer, uword buffer_bytes);
-clib_error_t *vl_socket_write_ready (struct unix_file *uf);
-void vl_socket_api_send (vl_api_registration_t * rp, u8 * elem);
-void vl_socket_api_send_with_data (vl_api_registration_t * rp,
- u8 * elem, u8 * data_vector);
-void vl_socket_api_send_with_length (vl_api_registration_t * rp,
- u8 * elem, u32 msg_length);
-void vl_socket_api_send_with_length_no_free (vl_api_registration_t * rp,
- u8 * elem, u32 msg_length);
-u32 sockclnt_open_index (char *client_name, char *hostname, int port);
-void sockclnt_close_index (u32 index);
-void vl_client_msg_api_send (vl_api_registration_t * cm, u8 * elem);
-vl_api_registration_t *sockclnt_get_registration (u32 index);
-void socksvr_set_port (u16 port);
-void socksvr_set_bind_address (u32 bind_address);
-
-#endif /* included_vlibsocket_api_h */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibsocket/sock_test.c b/vlib-api/vlibsocket/sock_test.c
deleted file mode 100644
index 3bded08fd99..00000000000
--- a/vlib-api/vlibsocket/sock_test.c
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
- * Copyright (c) 2015 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 <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <strings.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <netdb.h>
-
-#define SOCKCLNT_SERVER_PORT 32741 /* whatever */
-
-typedef signed char i8;
-typedef signed short i16;
-typedef signed int i32;
-typedef signed long long i64;
-typedef unsigned char u8;
-typedef unsigned short u16;
-typedef unsigned int u32;
-typedef unsigned long long u64;
-typedef unsigned long uword;
-
-#define VL_API_PACKED(x) x __attribute__ ((packed))
-
-typedef VL_API_PACKED (struct _vl_api_sockclnt_create
- {
- u16 _vl_msg_id; u8 name[64];
- u32 context;
- }) vl_api_sockclnt_create_t;
-
-typedef VL_API_PACKED (struct _vl_api_sockclnt_create_reply
- {
- u16 _vl_msg_id;
- i32 response; u64 handle; u32 index; u32 context;
- }) vl_api_sockclnt_create_reply_t;
-
-typedef VL_API_PACKED (struct _vl_api_sockclnt_delete
- {
- u16 _vl_msg_id; u32 index;
- u64 handle;
- }) vl_api_sockclnt_delete_t;
-
-typedef VL_API_PACKED (struct _vl_api_sockclnt_delete_reply
- {
- u16 _vl_msg_id; i32 response; u64 handle;
- }) vl_api_sockclnt_delete_reply_t;
-
-void
-error (char *msg)
-{
- perror (msg);
- exit (0);
-}
-
-int
-main (int argc, char *argv[])
-{
- int sockfd, portno, n;
- struct sockaddr_in serv_addr;
- struct hostent *server;
- char buffer[256];
- int i;
- u32 nbytes;
- vl_api_sockclnt_create_t *mp;
- vl_api_sockclnt_create_reply_t *rp;
- char *rdptr;
- int total_bytes;
-
- for (i = 0; i < 1; i++)
- {
- portno = SOCKCLNT_SERVER_PORT;
- sockfd = socket (AF_INET, SOCK_STREAM, 0);
- if (sockfd < 0)
- error ("ERROR opening socket");
- server = gethostbyname ("localhost");
- if (server == NULL)
- {
- fprintf (stderr, "ERROR, no such host\n");
- exit (0);
- }
- bzero ((char *) &serv_addr, sizeof (serv_addr));
- serv_addr.sin_family = AF_INET;
- bcopy ((char *) server->h_addr,
- (char *) &serv_addr.sin_addr.s_addr, server->h_length);
- serv_addr.sin_port = htons (portno);
- if (connect (sockfd, (const void *) &serv_addr, sizeof (serv_addr)) < 0)
- error ("ERROR connecting");
-
- memset (buffer, 0, sizeof (buffer));
-
- mp = (vl_api_sockclnt_create_t *) buffer;
- mp->_vl_msg_id = ntohs (8); /* VL_API_SOCKCLNT_CREATE */
- strncpy ((char *) mp->name, "socket-test", sizeof (mp->name) - 1);
- mp->name[sizeof (mp->name) - 1] = 0;
- mp->context = 0xfeedface;
- /* length of the message, including the length itself */
- nbytes = sizeof (*mp) + sizeof (nbytes);
- nbytes = ntohl (nbytes);
- n = write (sockfd, &nbytes, sizeof (nbytes));
- if (n < 0)
- error ("ERROR writing len to socket");
- n = write (sockfd, mp, sizeof (*mp));
- if (n < 0)
- error ("ERROR writing msg to socket");
-
- memset (buffer, 0, sizeof (buffer));
-
- total_bytes = 0;
- rdptr = buffer;
- do
- {
- n = read (sockfd, rdptr, sizeof (buffer) - (rdptr - buffer));
- if (n < 0)
- error ("ERROR reading from socket");
- printf ("read %d bytes\n", n);
- total_bytes += n;
- rdptr += n;
- }
- while (total_bytes < sizeof (vl_api_sockclnt_create_reply_t) + 4);
-
- rp = (vl_api_sockclnt_create_reply_t *) (buffer + 4);
- /* VL_API_SOCKCLNT_CREATE_REPLY */
- if (ntohs (rp->_vl_msg_id) != 9)
- {
- printf ("WARNING: msg id %d\n", ntohs (rp->_vl_msg_id));
- }
-
- printf ("response %d, handle 0x%llx, index %d, context 0x%x\n",
- ntohl (rp->response), rp->handle, rp->index, rp->context);
- close (sockfd);
- }
- return 0;
-}
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibsocket/sockclnt.api b/vlib-api/vlibsocket/sockclnt.api
deleted file mode 100644
index e0a7505fe87..00000000000
--- a/vlib-api/vlibsocket/sockclnt.api
+++ /dev/null
@@ -1,50 +0,0 @@
-/* Hey Emacs use -*- mode: C -*- */
-
-/*
- *------------------------------------------------------------------
- * sockclnt.api - API message(s) to hook up clients, pass traffic
- * to client processes via TCP sockets
- *
- * Copyright (c) 2009 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.
- *------------------------------------------------------------------
- */
-
-/*
- * Create a socket client registration
- */
-define sockclnt_create {
- u8 name[64]; /* for show, find by name, whatever */
- u32 context; /* opaque value to be returned in the reply */
-};
-
-define sockclnt_create_reply {
- i32 response; /* Non-negative = success */
- u64 handle; /* handle by which vlib knows this client */
- u32 index; /* index, used e.g. by API trace replay */
- u32 context; /* opaque value from the create request */
-};
-
-/*
- * Delete a client registration
- */
-define sockclnt_delete {
- u32 index; /* index, used e.g. by API trace replay */
- u64 handle; /* handle by which vlib knows this client */
-};
-
-define sockclnt_delete_reply {
- i32 response; /* Non-negative = success */
- u64 handle; /* in case the client wonders */
-};
-
diff --git a/vlib-api/vlibsocket/sockclnt_vlib.c b/vlib-api/vlibsocket/sockclnt_vlib.c
deleted file mode 100644
index e16adfeb503..00000000000
--- a/vlib-api/vlibsocket/sockclnt_vlib.c
+++ /dev/null
@@ -1,209 +0,0 @@
-/*
- *------------------------------------------------------------------
- * sockclnt_vlib.c
- *
- * Copyright (c) 2009 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 <sys/types.h>
-#include <sys/socket.h>
-#include <unistd.h>
-#include <netinet/in.h>
-#include <sys/ioctl.h>
-#include <vppinfra/byte_order.h>
-#include <netdb.h>
-
-#include <fcntl.h>
-#include <sys/stat.h>
-
-#include <vlibmemory/api.h>
-#include <vlibsocket/api.h>
-
-#include <vlibsocket/vl_socket_msg_enum.h>
-
-#define vl_typedefs /* define message structures */
-#include <vlibsocket/vl_socket_api_h.h>
-#undef vl_typedefs
-
-/* instantiate all the print functions we know about */
-#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
-#define vl_printfun
-#include <vlibsocket/vl_socket_api_h.h>
-#undef vl_printfun
-
-/* instantiate all the endian swap functions we know about */
-#define vl_endianfun
-#include <vlibsocket/vl_socket_api_h.h>
-#undef vl_endianfun
-
-static void
-vl_api_sockclnt_create_reply_t_handler (vl_api_sockclnt_create_reply_t * mp)
-{
- vl_api_registration_t *rp = socket_main.current_rp;
-
- rp->server_handle = mp->handle;
- rp->server_index = mp->index;
-}
-
-static void
-vl_api_sockclnt_delete_reply_t_handler (vl_api_sockclnt_delete_reply_t * mp)
-{
- unix_main_t *um = &unix_main;
- unix_file_t *uf = socket_main.current_uf;
- vl_api_registration_t *rp = socket_main.current_rp;
-
- unix_file_del (um, uf);
- vl_free_socket_registration_index (rp->vl_api_registration_pool_index);
-}
-
-u32
-sockclnt_open_index (char *client_name, char *hostname, int port)
-{
- vl_api_registration_t *rp;
- unix_main_t *um = &unix_main;
- unix_file_t template = { 0 };
- int sockfd;
- int one = 1;
- int rv;
- struct sockaddr_in serv_addr;
- struct hostent *server;
- vl_api_sockclnt_create_t *mp;
- char my_hostname[64];
-
- server = gethostbyname (hostname);
- if (server == NULL)
- {
- clib_warning ("Couldn't translate server name %s", hostname);
- return ~0;
- }
-
- /* Set up non-blocking server socket on CLIENT_API_SERVER_PORT */
- sockfd = socket (AF_INET, SOCK_STREAM, 0);
-
- if (sockfd < 0)
- {
- clib_unix_warning ("socket");
- return ~0;
- }
-
- bzero ((char *) &serv_addr, sizeof (serv_addr));
- serv_addr.sin_family = AF_INET;
- bcopy ((char *) server->h_addr,
- (char *) &serv_addr.sin_addr.s_addr, server->h_length);
- serv_addr.sin_port = htons (port);
-
- if (connect (sockfd, (const void *) &serv_addr, sizeof (serv_addr)) < 0)
- {
- clib_unix_warning ("Connect failure to (%s, %d)", hostname, port);
- close (sockfd);
- return ~0;
- }
-
- rv = ioctl (sockfd, FIONBIO, &one);
- if (rv < 0)
- {
- clib_unix_warning ("FIONBIO");
- close (sockfd);
- return ~0;
- }
-
- pool_get (socket_main.registration_pool, rp);
- memset (rp, 0, sizeof (*rp));
- rp->registration_type = REGISTRATION_TYPE_SOCKET_CLIENT;
- rp->vl_api_registration_pool_index = rp - socket_main.registration_pool;
-
- template.read_function = vl_socket_read_ready;
- template.write_function = vl_socket_write_ready;
- template.file_descriptor = sockfd;
- template.private_data = rp - socket_main.registration_pool;
-
- rp->unix_file_index = unix_file_add (um, &template);
- rp->name = format (0, "%s:%d", hostname, port);
-
- mp = vl_msg_api_alloc (sizeof (*mp));
- mp->_vl_msg_id = ntohs (VL_API_SOCKCLNT_CREATE);
- mp->context = rp - socket_main.registration_pool;
-
- if (gethostname (my_hostname, sizeof (my_hostname)) < 0)
- {
- clib_unix_warning ("gethostname");
- strncpy (my_hostname, "unknown!", sizeof (my_hostname) - 1);
- }
- strncpy ((char *) mp->name, my_hostname, sizeof (mp->name) - 1);
-
- vl_msg_api_send (rp, (u8 *) mp);
- return rp - socket_main.registration_pool;
-}
-
-void
-sockclnt_close_index (u32 index)
-{
- vl_api_sockclnt_delete_t *mp;
- vl_api_registration_t *rp;
-
- /* Don't crash / assert if fed garbage */
- if (pool_is_free_index (socket_main.registration_pool, index))
- {
- clib_warning ("registration_pool index %d already free", index);
- return;
- }
- rp = pool_elt_at_index (socket_main.registration_pool, index);
-
- mp = vl_msg_api_alloc (sizeof (*mp));
- mp->_vl_msg_id = ntohs (VL_API_SOCKCLNT_DELETE);
- mp->handle = rp->server_handle;
- mp->index = rp->server_index;
- vl_msg_api_send (rp, (u8 *) mp);
-}
-
-vl_api_registration_t *
-sockclnt_get_registration (u32 index)
-{
- return pool_elt_at_index (socket_main.registration_pool, index);
-}
-
-/*
- * Both rx and tx msgs MUST be initialized, or we'll have
- * precisely no idea how many bytes to write into the API trace...
- */
-#define foreach_sockclnt_api_msg \
-_(SOCKCLNT_CREATE_REPLY, sockclnt_create_reply) \
-_(SOCKCLNT_DELETE_REPLY, sockclnt_delete_reply)
-
-
-static clib_error_t *
-sockclnt_vlib_api_init (vlib_main_t * vm)
-{
-#define _(N,n) \
- vl_msg_api_set_handlers(VL_API_##N, #n, \
- vl_api_##n##_t_handler, \
- vl_noop_handler, \
- vl_api_##n##_t_endian, \
- vl_api_##n##_t_print, \
- sizeof(vl_api_##n##_t), 1);
- foreach_sockclnt_api_msg;
-#undef _
- return 0;
-}
-
-VLIB_API_INIT_FUNCTION (sockclnt_vlib_api_init);
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibsocket/socksvr_vlib.c b/vlib-api/vlibsocket/socksvr_vlib.c
deleted file mode 100644
index dc8c63ebbaf..00000000000
--- a/vlib-api/vlibsocket/socksvr_vlib.c
+++ /dev/null
@@ -1,706 +0,0 @@
-/*
- *------------------------------------------------------------------
- * socksvr_vlib.c
- *
- * Copyright (c) 2009 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 <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <sys/ioctl.h>
-#include <vppinfra/byte_order.h>
-
-#include <fcntl.h>
-#include <sys/stat.h>
-
-#include <vlibsocket/api.h>
-#include <vlibmemory/api.h>
-
-#include <vlibsocket/vl_socket_msg_enum.h> /* enumerate all vlib messages */
-
-#define vl_typedefs /* define message structures */
-#include <vlibsocket/vl_socket_api_h.h>
-#undef vl_typedefs
-
-/* instantiate all the print functions we know about */
-#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
-#define vl_printfun
-#include <vlibsocket/vl_socket_api_h.h>
-#undef vl_printfun
-
-/* instantiate all the endian swap functions we know about */
-#define vl_endianfun
-#include <vlibsocket/vl_socket_api_h.h>
-#undef vl_endianfun
-
-socket_main_t socket_main;
-
-void
-dump_socket_clients (vlib_main_t * vm, api_main_t * am)
-{
- vl_api_registration_t *reg;
- socket_main_t *sm = &socket_main;
- unix_main_t *um = &unix_main;
- unix_file_t *f;
-
- /*
- * Must have at least one active client, not counting the
- * REGISTRATION_TYPE_SOCKET_LISTEN bind/accept socket
- */
- if (pool_elts (sm->registration_pool) < 2)
- return;
-
- vlib_cli_output (vm, "TCP socket clients");
- vlib_cli_output (vm, "%16s %8s", "Name", "Fildesc");
- /* *INDENT-OFF* */
- pool_foreach (reg, sm->registration_pool,
- ({
- if (reg->registration_type == REGISTRATION_TYPE_SOCKET_SERVER) {
- f = pool_elt_at_index (um->file_pool, reg->unix_file_index);
- vlib_cli_output (vm, "%16s %8d",
- reg->name, f->file_descriptor);
- }
- }));
-/* *INDENT-ON* */
-}
-
-void
-vl_socket_api_send (vl_api_registration_t * rp, u8 * elem)
-{
- u32 nbytes = 4; /* for the length... */
- u16 msg_id = ntohs (*(u16 *) elem);
- u32 msg_length;
- u32 tmp;
- api_main_t *am = &api_main;
-
- ASSERT (rp->registration_type > REGISTRATION_TYPE_SHMEM);
-
- if (msg_id >= vec_len (am->api_trace_cfg))
- {
- clib_warning ("id out of range: %d", msg_id);
- vl_msg_api_free ((void *) elem);
- return;
- }
-
- msg_length = am->api_trace_cfg[msg_id].size;
- nbytes += msg_length;
- tmp = clib_host_to_net_u32 (nbytes);
-
- vl_socket_add_pending_output (rp->unix_file_index
- + unix_main.file_pool,
- rp->vl_api_registration_pool_index
- + socket_main.registration_pool,
- (u8 *) & tmp, sizeof (tmp));
- vl_socket_add_pending_output (rp->unix_file_index
- + unix_main.file_pool,
- rp->vl_api_registration_pool_index
- + socket_main.registration_pool,
- elem, msg_length);
- vl_msg_api_free ((void *) elem);
-}
-
-void
-vl_socket_api_send_with_data (vl_api_registration_t * rp,
- u8 * elem, u8 * data_vector)
-{
- u32 nbytes = 4; /* for the length... */
- u16 msg_id = ntohs (*(u16 *) elem);
- u32 msg_length;
- u32 tmp;
- api_main_t *am = &api_main;
-
- ASSERT (rp->registration_type > REGISTRATION_TYPE_SHMEM);
-
- if (msg_id >= vec_len (am->api_trace_cfg))
- {
- clib_warning ("id out of range: %d", msg_id);
- vec_free (data_vector);
- vl_msg_api_free ((void *) elem);
- return;
- }
-
- msg_length = am->api_trace_cfg[msg_id].size;
- nbytes += msg_length;
- nbytes += vec_len (data_vector);
-
- /* Length in network byte order */
- tmp = clib_host_to_net_u32 (nbytes);
-
- vl_socket_add_pending_output (rp->unix_file_index
- + unix_main.file_pool,
- rp->vl_api_registration_pool_index
- + socket_main.registration_pool,
- (u8 *) & tmp, sizeof (tmp));
- vl_socket_add_pending_output (rp->unix_file_index
- + unix_main.file_pool,
- rp->vl_api_registration_pool_index
- + socket_main.registration_pool,
- elem, msg_length);
- vl_socket_add_pending_output (rp->unix_file_index
- + unix_main.file_pool,
- rp->vl_api_registration_pool_index
- + socket_main.registration_pool,
- data_vector, vec_len (data_vector));
- vl_msg_api_free ((void *) elem);
-}
-
-static inline void
-vl_socket_api_send_with_length_internal (vl_api_registration_t * rp,
- u8 * elem, u32 msg_length, int free)
-{
- u32 nbytes = 4; /* for the length... */
- u16 msg_id = ntohs (*(u16 *) elem);
- u32 tmp;
- api_main_t *am = &api_main;
-
- ASSERT (rp->registration_type > REGISTRATION_TYPE_SHMEM);
-
- if (msg_id >= vec_len (am->api_trace_cfg))
- {
- clib_warning ("id out of range: %d", msg_id);
- if (free)
- vl_msg_api_free ((void *) elem);
- return;
- }
-
- nbytes += msg_length;
-
- /* Length in network byte order */
- tmp = clib_host_to_net_u32 (nbytes);
-
- vl_socket_add_pending_output (rp->unix_file_index
- + unix_main.file_pool,
- rp->vl_api_registration_pool_index
- + socket_main.registration_pool,
- (u8 *) & tmp, sizeof (tmp));
- vl_socket_add_pending_output (rp->unix_file_index
- + unix_main.file_pool,
- rp->vl_api_registration_pool_index
- + socket_main.registration_pool,
- elem, msg_length);
- if (free)
- vl_msg_api_free ((void *) elem);
-}
-
-void
-vl_socket_api_send_with_length (vl_api_registration_t * rp,
- u8 * elem, u32 msg_length)
-{
- vl_socket_api_send_with_length_internal (rp, elem, msg_length,
- 1 /* free */ );
-}
-
-void
-vl_socket_api_send_with_length_no_free (vl_api_registration_t * rp,
- u8 * elem, u32 msg_length)
-{
- vl_socket_api_send_with_length_internal (rp, elem, msg_length,
- 0 /* free */ );
-}
-
-void
-vl_free_socket_registration_index (u32 pool_index)
-{
- vl_api_registration_t *rp;
- if (pool_is_free_index (socket_main.registration_pool, pool_index))
- {
- clib_warning ("main pool index %d already free", pool_index);
- return;
- }
- rp = pool_elt_at_index (socket_main.registration_pool, pool_index);
-
- ASSERT (rp->registration_type != REGISTRATION_TYPE_FREE);
- vec_free (rp->name);
- vec_free (rp->unprocessed_input);
- vec_free (rp->output_vector);
- rp->registration_type = REGISTRATION_TYPE_FREE;
- pool_put (socket_main.registration_pool, rp);
-}
-
-static inline void
-socket_process_msg (unix_file_t * uf, vl_api_registration_t * rp,
- i8 * input_v)
-{
- u8 *the_msg = (u8 *) (input_v + sizeof (u32));
- socket_main.current_uf = uf;
- socket_main.current_rp = rp;
- vl_msg_api_socket_handler (the_msg);
- socket_main.current_uf = 0;
- socket_main.current_rp = 0;
-}
-
-clib_error_t *
-vl_socket_read_ready (unix_file_t * uf)
-{
- unix_main_t *um = &unix_main;
- vl_api_registration_t *rp;
- int n;
- i8 *msg_buffer = 0;
- u32 msg_len;
- u32 save_input_buffer_length = vec_len (socket_main.input_buffer);
-
- rp = pool_elt_at_index (socket_main.registration_pool, uf->private_data);
-
- n = read (uf->file_descriptor, socket_main.input_buffer,
- vec_len (socket_main.input_buffer));
-
- if (n <= 0 && errno != EAGAIN)
- {
- unix_file_del (um, uf);
-
- if (!pool_is_free (socket_main.registration_pool, rp))
- {
- u32 index = rp - socket_main.registration_pool;
- vl_free_socket_registration_index (index);
- }
- else
- {
- clib_warning ("client index %d already free?",
- rp->vl_api_registration_pool_index);
- }
- return 0;
- }
-
- _vec_len (socket_main.input_buffer) = n;
-
- /*
- * Look for bugs here. This code is tricky because
- * data read from a stream socket does honor message
- * boundaries. In the case of a long message (>4K bytes)
- * we have to do (at least) 2 reads, etc.
- */
- do
- {
- if (vec_len (rp->unprocessed_input))
- {
- vec_append (rp->unprocessed_input, socket_main.input_buffer);
- msg_buffer = rp->unprocessed_input;
- msg_len = rp->unprocessed_msg_length;
- }
- else
- {
- msg_buffer = socket_main.input_buffer;
- msg_len = 0;
- }
-
- if (msg_len == 0)
- {
- /* Length may be split across two reads */
- if (vec_len (msg_buffer) < sizeof (u32))
- goto save_and_split;
-
- /* total length, including msg_len itself, in network byte order */
- msg_len = clib_net_to_host_u32 (*((u32 *) msg_buffer));
- }
-
- /* Happens if the client sent msg_len == 0 */
- if (msg_len == 0)
- {
- clib_warning ("msg_len == 0");
- goto turf_it;
- }
-
- /* We don't have the entire message yet. */
- if (msg_len > vec_len (msg_buffer))
- {
- save_and_split:
- /*
- * if we were using the shared input buffer,
- * save the fragment.
- */
- if (msg_buffer == socket_main.input_buffer)
- {
- ASSERT (vec_len (rp->unprocessed_input) == 0);
- vec_validate (rp->unprocessed_input, vec_len (msg_buffer) - 1);
- clib_memcpy (rp->unprocessed_input, msg_buffer,
- vec_len (msg_buffer));
- _vec_len (rp->unprocessed_input) = vec_len (msg_buffer);
- }
- _vec_len (socket_main.input_buffer) = save_input_buffer_length;
- rp->unprocessed_msg_length = msg_len;
- return 0;
- }
-
- socket_process_msg (uf, rp, msg_buffer);
- if (n > msg_len)
- vec_delete (msg_buffer, msg_len, 0);
- else
- _vec_len (msg_buffer) = 0;
- n -= msg_len;
- msg_len = 0;
- rp->unprocessed_msg_length = 0;
- }
- while (n > 0);
-
-turf_it:
- _vec_len (socket_main.input_buffer) = save_input_buffer_length;
-
- return 0;
-}
-
-void
-vl_socket_add_pending_output (unix_file_t * uf,
- vl_api_registration_t * rp,
- u8 * buffer, uword buffer_bytes)
-{
- unix_main_t *um = &unix_main;
-
- vec_add (rp->output_vector, buffer, buffer_bytes);
- if (vec_len (rp->output_vector) > 0)
- {
- int skip_update = 0 != (uf->flags & UNIX_FILE_DATA_AVAILABLE_TO_WRITE);
- uf->flags |= UNIX_FILE_DATA_AVAILABLE_TO_WRITE;
- if (!skip_update)
- um->file_update (uf, UNIX_FILE_UPDATE_MODIFY);
- }
-}
-
-static void
-socket_del_pending_output (unix_file_t * uf,
- vl_api_registration_t * rp, uword n_bytes)
-{
- unix_main_t *um = &unix_main;
-
- vec_delete (rp->output_vector, n_bytes, 0);
- if (vec_len (rp->output_vector) <= 0)
- {
- int skip_update = 0 == (uf->flags & UNIX_FILE_DATA_AVAILABLE_TO_WRITE);
- uf->flags &= ~UNIX_FILE_DATA_AVAILABLE_TO_WRITE;
- if (!skip_update)
- um->file_update (uf, UNIX_FILE_UPDATE_MODIFY);
- }
-}
-
-clib_error_t *
-vl_socket_write_ready (unix_file_t * uf)
-{
- unix_main_t *um = &unix_main;
- vl_api_registration_t *rp;
- int n;
-
- rp = pool_elt_at_index (socket_main.registration_pool, uf->private_data);
-
- /* Flush output vector. */
- n = write (uf->file_descriptor,
- rp->output_vector, vec_len (rp->output_vector));
-
- if (n < 0)
- {
-#if DEBUG > 2
- clib_warning ("write error, close the file...\n");
-#endif
- unix_file_del (um, uf);
-
- vl_free_socket_registration_index (rp - socket_main.registration_pool);
- return 0;
- }
-
- else if (n > 0)
- socket_del_pending_output (uf, rp, n);
-
- return 0;
-}
-
-clib_error_t *
-vl_socket_error_ready (unix_file_t * uf)
-{
- vl_api_registration_t *rp;
- unix_main_t *um = &unix_main;
-
- rp = pool_elt_at_index (socket_main.registration_pool, uf->private_data);
- unix_file_del (um, uf);
- vl_free_socket_registration_index (rp - socket_main.registration_pool);
-
- return 0;
-}
-
-void
-socksvr_file_add (unix_main_t * um, int fd)
-{
- vl_api_registration_t *rp;
- unix_file_t template = { 0 };
-
- pool_get (socket_main.registration_pool, rp);
- memset (rp, 0, sizeof (*rp));
-
- template.read_function = vl_socket_read_ready;
- template.write_function = vl_socket_write_ready;
- template.error_function = vl_socket_error_ready;
- template.file_descriptor = fd;
- template.private_data = rp - socket_main.registration_pool;
-
- rp->registration_type = REGISTRATION_TYPE_SOCKET_SERVER;
- rp->vl_api_registration_pool_index = rp - socket_main.registration_pool;
- rp->unix_file_index = unix_file_add (um, &template);
-}
-
-static clib_error_t *
-socksvr_accept_ready (unix_file_t * uf)
-{
- unix_main_t *um = &unix_main;
- struct sockaddr_in client_addr;
- int client_fd;
- int client_len;
-
- client_len = sizeof (client_addr);
-
- /*
- * Supposedly acquires the non-blocking attrib from the
- * server socket.
- */
- client_fd = accept (uf->file_descriptor,
- (struct sockaddr *) &client_addr,
- (socklen_t *) & client_len);
-
- if (client_fd < 0)
- return clib_error_return_unix (0, "socksvr_accept_ready: accept");
-
- socksvr_file_add (um, client_fd);
- return 0;
-}
-
-static clib_error_t *
-socksvr_bogus_write (unix_file_t * uf)
-{
- clib_warning ("why am I here?");
- return 0;
-}
-
-/*
- * vl_api_sockclnt_create_t_handler
- */
-void
-vl_api_sockclnt_create_t_handler (vl_api_sockclnt_create_t * mp)
-{
- vl_api_registration_t *regp;
- vl_api_sockclnt_create_reply_t *rp;
- int rv = 1;
-
- regp = socket_main.current_rp;
-
- ASSERT (regp->registration_type == REGISTRATION_TYPE_SOCKET_SERVER);
-
- regp->name = format (0, "%s%c", mp->name, 0);
-
- rp = vl_msg_api_alloc (sizeof (*rp));
- rp->_vl_msg_id = htons (VL_API_SOCKCLNT_CREATE_REPLY);
- rp->handle = (uword) regp;
- rp->index = (uword) regp->vl_api_registration_pool_index;
- rp->context = mp->context;
- rp->response = htonl (rv);
-
- vl_msg_api_send (regp, (u8 *) rp);
-}
-
-/*
- * vl_api_sockclnt_delete_t_handler
- */
-void
-vl_api_sockclnt_delete_t_handler (vl_api_sockclnt_delete_t * mp)
-{
- vl_api_registration_t *regp;
- vl_api_sockclnt_delete_reply_t *rp;
-
- if (!pool_is_free_index (socket_main.registration_pool, mp->index))
- {
- regp = pool_elt_at_index (socket_main.registration_pool, mp->index);
-
- rp = vl_msg_api_alloc (sizeof (*rp));
- rp->_vl_msg_id = htons (VL_API_SOCKCLNT_DELETE_REPLY);
- rp->handle = mp->handle;
- rp->response = htonl (1);
-
- vl_msg_api_send (regp, (u8 *) rp);
-
- unix_file_del (&unix_main, unix_main.file_pool + regp->unix_file_index);
-
- vl_free_socket_registration_index (mp->index);
- }
- else
- {
- clib_warning ("unknown client ID %d", mp->index);
- }
-}
-
-#define foreach_vlib_api_msg \
-_(SOCKCLNT_CREATE, sockclnt_create) \
-_(SOCKCLNT_DELETE, sockclnt_delete)
-
-static clib_error_t *
-socksvr_api_init (vlib_main_t * vm)
-{
- unix_main_t *um = &unix_main;
- unix_file_t template = { 0 };
- int sockfd;
- int one = 1;
- int rv;
- struct sockaddr_in serv_addr;
- vl_api_registration_t *rp;
- u16 portno;
- u32 bind_address;
-
-#define _(N,n) \
- vl_msg_api_set_handlers(VL_API_##N, #n, \
- vl_api_##n##_t_handler, \
- vl_noop_handler, \
- vl_api_##n##_t_endian, \
- vl_api_##n##_t_print, \
- sizeof(vl_api_##n##_t), 1);
- foreach_vlib_api_msg;
-#undef _
-
- vec_resize (socket_main.input_buffer, 4096);
-
- /* Set up non-blocking server socket on CLIENT_API_SERVER_PORT */
- sockfd = socket (AF_INET, SOCK_STREAM, 0);
-
- if (sockfd < 0)
- {
- return clib_error_return_unix (0, "socket");
- }
-
- rv = ioctl (sockfd, FIONBIO, &one);
- if (rv < 0)
- {
- close (sockfd);
- return clib_error_return_unix (0, "FIONBIO");
- }
-
- rv = setsockopt (sockfd, SOL_SOCKET, SO_REUSEADDR, &one, sizeof (one));
- if (rv < 0)
- {
- close (sockfd);
- return clib_error_return_unix (0, "SO_REUSEADDR");
- }
-
- bzero ((char *) &serv_addr, sizeof (serv_addr));
- serv_addr.sin_family = AF_INET;
-
- if (socket_main.bind_address)
- bind_address = socket_main.bind_address;
- else
- bind_address = INADDR_LOOPBACK;
-
- if (socket_main.portno)
- portno = socket_main.portno;
- else
- portno = SOCKSVR_DEFAULT_PORT;
-
- serv_addr.sin_port = clib_host_to_net_u16 (portno);
- serv_addr.sin_addr.s_addr = clib_host_to_net_u32 (bind_address);
-
- if (bind (sockfd, (struct sockaddr *) &serv_addr, sizeof (serv_addr)) < 0)
- {
- close (sockfd);
- return clib_error_return_unix (0, "bind");
- }
-
- rv = listen (sockfd, 5);
- if (rv < 0)
- {
- close (sockfd);
- return clib_error_return_unix (0, "listen");
- }
-
- pool_get (socket_main.registration_pool, rp);
- memset (rp, 0, sizeof (*rp));
-
- rp->registration_type = REGISTRATION_TYPE_SOCKET_LISTEN;
-
- template.read_function = socksvr_accept_ready;
- template.write_function = socksvr_bogus_write;
- template.file_descriptor = sockfd;
- template.private_data = rp - socket_main.registration_pool;
-
- rp->unix_file_index = unix_file_add (um, &template);
- return 0;
-}
-
-static clib_error_t *
-socket_exit (vlib_main_t * vm)
-{
- unix_main_t *um = &unix_main;
- vl_api_registration_t *rp;
-
- /* Defensive driving in case something wipes out early */
- if (socket_main.registration_pool)
- {
- u32 index;
- /* *INDENT-OFF* */
- pool_foreach (rp, socket_main.registration_pool, ({
- unix_file_del (um, um->file_pool + rp->unix_file_index);
- index = rp->vl_api_registration_pool_index;
- vl_free_socket_registration_index (index);
- }));
-/* *INDENT-ON* */
- }
-
- return 0;
-}
-
-VLIB_MAIN_LOOP_EXIT_FUNCTION (socket_exit);
-
-static clib_error_t *
-socksvr_config (vlib_main_t * vm, unformat_input_t * input)
-{
- int portno;
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (input, "port %d", &portno))
- {
- socket_main.portno = portno;
- }
- else
- {
- return clib_error_return (0, "unknown input '%U'",
- format_unformat_error, input);
- }
- }
- return socksvr_api_init (vm);
-}
-
-VLIB_CONFIG_FUNCTION (socksvr_config, "socksvr");
-
-/* argument in host byte order */
-void
-socksvr_set_port (u16 port)
-{
- socket_main.portno = port;
-}
-
-/* argument in host byte order */
-void
-socksvr_set_bind_address (u32 bind_address)
-{
- socket_main.bind_address = bind_address;
-}
-
-clib_error_t *
-vlibsocket_init (vlib_main_t * vm)
-{
- return 0;
-}
-
-VLIB_INIT_FUNCTION (vlibsocket_init);
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibsocket/vl_socket_api_h.h b/vlib-api/vlibsocket/vl_socket_api_h.h
deleted file mode 100644
index 7fc53cefc03..00000000000
--- a/vlib-api/vlibsocket/vl_socket_api_h.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- *------------------------------------------------------------------
- * vl_socket_api_h.h - all API headers, in a specific order.
- *
- * Copyright (c) 2009 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.
- *------------------------------------------------------------------
- */
-
-/*
- * Add to the bottom of the #include list, or elves will steal your
- * keyboard in the middle of the night!
- */
-#include <vlibmemory/vl_memory_api_h.h>
-#include <vlibsocket/sockclnt.api.h>
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/vlib-api/vlibsocket/vl_socket_msg_enum.h b/vlib-api/vlibsocket/vl_socket_msg_enum.h
deleted file mode 100644
index cdc61a5bcf5..00000000000
--- a/vlib-api/vlibsocket/vl_socket_msg_enum.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- *------------------------------------------------------------------
- * vl_msg_enum.h - Our view of how to number API messages
- * Clients have their own view, which has to agree with ours.
- *
- * Copyright (c) 2009 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 __VL_MSG_ENUM_H__
-#define __VL_MSG_ENUM_H__
-
-#include <vppinfra/byte_order.h>
-
-#define vl_msg_id(n,h) n,
-typedef enum
-{
- VL_ILLEGAL_MESSAGE_ID = 0,
-#include <vlibsocket/vl_socket_api_h.h>
-} vl_msg_id_t;
-#undef vl_msg_id
-
-#endif /* __VL_MSG_ENUM_H__ */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */