/* * Copyright (c) 2018-2019 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this * 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 #include #include #define vl_typedefs /* define message structures */ #include #undef vl_typedefs /* declare message handlers for each api */ #define vl_endianfun /* define message structures */ #include #undef vl_endianfun /* instantiate all the print functions we know about */ #define vl_print(handle, ...) #define vl_printfun #include #undef vl_printfun static u8 * format_api_error (u8 * s, va_list * args) { i32 error = va_arg (*args, u32); uword *p; p = hash_get (vcm->error_string_by_error_number, -error); if (p) s = format (s, "%s (%d)", p[0], error); else s = format (s, "%d", error); return s; } static void vl_api_session_enable_disable_reply_t_handler (vl_api_session_enable_disable_reply_t * mp) { if (mp->retval) { clib_warning ("VCL<%d>: session_enable_disable failed: %U", getpid (), format_api_error, ntohl (mp->retval)); } else vcm->bapi_app_state = STATE_APP_ENABLED; } static void vl_api_app_attach_reply_t_handler (vl_api_app_attach_reply_t * mp) { vcl_worker_t *wrk = vcl_worker_get (0); svm_msg_q_t *ctrl_mq; u64 segment_handle; int *fds = 0, i, rv; u32 n_fds = 0; char *segment_name = 0; if (mp->retval) { VERR ("attach failed: %U", format_api_error, ntohl (mp->retval)); goto failed; } wrk->app_event_queue = uword_to_pointer (mp->app_mq, svm_msg_q_t *); ctrl_mq = uword_to_pointer (mp->vpp_ctrl_mq, svm_msg_q_t *); vcm->ctrl_mq = wrk->ctrl_mq = ctrl_mq; segment_handle = clib_net_to_host_u64 (mp->segment_handle); if (segment_handle == VCL_INVALID_SEGMENT_HANDLE) { VERR ("invalid segment handle"); goto failed; } if (mp->n_fds) { vec_validate (fds, mp->n_fds); if (vl_socket_client_recv_fd_msg2 (&wrk->bapi_sock_ctx, fds, mp->n_fds, 5)) goto failed; if (mp->fd_flags & SESSION_FD_F_VPP_MQ_SEGMENT) if (vcl_segment_attach (vcl_vpp_worker_segment_handle (0), "vpp-mq-seg", SSVM_SEGMENT_MEMFD, fds[n_fds++])) goto failed; if (mp->fd_flags & SESSION_FD_F_MEMFD_SEGMENT) { segment_name = vl_api_from_api_to_new_c_string (&mp->segment_name); rv = vcl_segment_attach (segment_handle, segment_name, SSVM_SEGMENT_MEMFD, fds[n_fds++]); vec_free (segment_name); if (rv != 0) goto failed; } if (mp->fd_flags & SESSION_FD_F_MQ_EVENTFD) { svm_msg_q_set_consumer_eventfd (wrk->app_event_queue, fds[n_fds]); vcl_mq_epoll_add_evfd (wrk, wrk->app_event_queue); n_fds++; } vec_free (fds); } else { segment_name = vl_api_from_api_to_new_c_string (&mp->segment_name); rv = vcl_segment_attach (segment_handle, segment_name, SSVM_SEGMENT_SHM, -1); vec_free (segment_name); if (rv != 0) goto failed; } vcm->app_index = clib_net_to_host_u32 (mp->app_index); vcm->bapi_app_state = STATE_APP_ATTACHED; return; failed: vcm->bapi_app_state = STATE_APP_FAILED; for (i = clib_max (n_fds - 1, 0); i < vec_len (fds); i++) close (fds[i]); vec_free (fds); } static void vl_api_app_worker_add_del_reply_t_handler (vl_api_app_worker_add_del_reply_t * mp) { int n_fds = 0, *fds = 0, i, rv; u64 segment_handle; vcl_worker_t *wrk; u32 wrk_index; char *segment_name = 0; if (mp->retval) { clib_warning ("VCL<%d>: add/del worker failed: %U", getpid (), format_api_error, ntohl (mp->retval)); goto failed; } if (!mp->is_add) return; wrk_index = mp->context; wrk = vcl_worker_get_if_valid (wrk_index); if (!wrk) return; wrk->vpp_wrk_index = clib_net_to_host_u32 (mp->wrk_index); wrk->app_event_queue = uword_to_pointer (mp->app_event_queue_address, svm_msg_q_t *); wrk->ctrl_mq = vcm->ctrl_mq; segment_handle = clib_net_to_host_u64 (mp->segment_handle); if (segment_handle == VCL_INVALID_SEGMENT_HANDLE) { clib_warning ("invalid segment handle"); goto failed; } if (mp->n_fds) { vec_validate (fds, mp->n_fds); if (vl_socket_client_recv_fd_msg2 (&wrk->bapi_sock_ctx, fds, mp->n_fds, 5)) goto failed; if (mp->fd_flags & SESSION_FD_F_VPP_MQ_SEGMENT) if (vcl_segment_attach (vcl_vpp_worker_segment_handle (wrk_index), "vpp-worker-seg", SSVM_SEGMENT_MEMFD, fds[n_fds++])) goto failed; if (mp->fd_flags & SESSION_FD_F_MEMFD_SEGMENT) { segment_name = vl_api_from_api_to_new_c_string (&mp->segment_name); rv = vcl_segment_attach (segment_handle, segment_name, SSVM_SEGMENT_MEMFD, fds[n_fds++]); vec_free (segment_name); if (rv != 0) goto failed; } if (mp->fd_flags & SESSION_FD_F_MQ_EVENTFD) { svm_msg_q_set_consumer_eventfd (wrk->app_event_queue, fds[n_fds]); vcl_mq_epoll_add_evfd (wrk, wrk->app_event_queue); n_fds++; } vec_free (fds); } else { segment_name = vl_api_from_api_to_new_c_string (&mp->segment_name); rv = vcl_segment_attach (segment_handle, segment_name, SSVM_SEGMENT_SHM, -1); vec_free (segment_name); if (rv != 0) goto failed; } vcm->bapi_app_state = STATE_APP_READY; VDBG (0, "worker %u vpp-worker %u added", wrk_index, wrk->vpp_wrk_index); return; failed: vcm->bapi_app_state = STATE_APP_FAILED; for (i = clib_max (n_fds - 1, 0); i < vec_len (fds); i++) close (fds[i]); vec_free (fds); } static void vl_api_application_tls_cert_add_reply_t_handler (vl_api_application_tls_cert_add_reply_t * mp) { if (mp->retval) VDBG (0, "add cert failed: %U", format_api_error, ntohl (mp->retval)); vcm->bapi_app_state = STATE_APP_READY; } static void vl_api_application_tls_key_add_reply_t_handler (vl_api_application_tls_key_add_reply_t * mp) { if (mp->retval) VDBG (0, "add key failed: %U", format_api_error, ntohl (mp->retval)); vcm->bapi_app_state = STATE_APP_READY; } #define foreach_sock_msg \ _(SESSION_ENABLE_DISABLE_REPLY, session_enable_disable_reply) \ _(APP_ATTACH_REPLY, app_attach_reply) \ _(APPLICATION_TLS_CERT_ADD_REPLY, application_tls_cert_add_reply) \ _(APPLICATION_TLS_KEY_ADD_REPLY, application_tls_key_add_reply) \ _(APP_WORKER_ADD_DEL_REPLY, app_worker_add_del_reply) \ static void vcl_bapi_hookup (void) { #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_sock_msg; #undef _ } /* * VPP-API message functions */ static void vcl_bapi_send_session_enable_disable (u8 is_enable) { vcl_worker_t *wrk = vcl_worker_get_current (); vl_api_session_enable_disable_t *bmp; bmp = vl_msg_api_alloc (sizeof (*bmp)); memset (bmp, 0, sizeof (*bmp)); bmp->_vl_msg_id = ntohs (VL_API_SESSION_ENABLE_DISABLE); bmp->client_index = wrk->api_client_handle; bmp->context = htonl (0xfeedface); bmp->is_enable = is_enable; vl_msg_api_send_shmem (wrk->vl_input_queue, (u8 *) & bmp); } void vcl_bapi_send_attach (void) { vcl_worker_t *wrk = vcl_worker_get_current (); u8 tls_engine = CRYPTO_ENGINE_OPENSSL; vl_api_app_attach_t *bmp; u8 nsid_len = vec_len (vcm->cfg.namespace_id); u8 app_is_proxy = (vcm->cfg.app_proxy_transport_tcp || vcm->cfg.app_proxy_transport_udp); tls_engine = vcm->cfg.tls_engine ? vcm->cfg.tls_engine : tls_engine; bmp = vl_msg_api_alloc (sizeof (*bmp)); memset (bmp, 0, sizeof (*bmp)); bmp->_vl_msg_id = ntohs (VL_API_APP_ATTACH); bmp->client_index = wrk->api_client_handle; bmp->context = htonl (0xfeedface); bmp->options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_ACCEPT_REDIRECT | APP_OPTIONS_FLAGS_ADD_SEGMENT | (vcm->cfg.app_scope_local ? APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE : 0) | (vcm->cfg.app_scope_global ? APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE : 0) | (app_is_proxy ? APP_OPTIONS_FLAGS_IS_PROXY : 0) | (vcm->cfg.use_mq_eventfd ? APP_OPTIONS_FLAGS_EVT_MQ_USE_EVENTFD : 0); bmp->options[APP_OPTION
/*
 * 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.
 */
/*
 * ethernet_init.c: ethernet initialization
 *
 * Copyright (c) 2008 Eliot Dresselhaus
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT