diff options
Diffstat (limited to 'vlib-api/vlibsocket')
-rw-r--r-- | vlib-api/vlibsocket/api.h | 87 | ||||
-rw-r--r-- | vlib-api/vlibsocket/sock_test.c | 155 | ||||
-rw-r--r-- | vlib-api/vlibsocket/sockclnt.api | 50 | ||||
-rw-r--r-- | vlib-api/vlibsocket/sockclnt_vlib.c | 209 | ||||
-rw-r--r-- | vlib-api/vlibsocket/socksvr_vlib.c | 706 | ||||
-rw-r--r-- | vlib-api/vlibsocket/vl_socket_api_h.h | 33 | ||||
-rw-r--r-- | vlib-api/vlibsocket/vl_socket_msg_enum.h | 42 |
7 files changed, 0 insertions, 1282 deletions
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: - */ |