X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fsession%2Fsession_api.c;h=eb5b2c36f99f357c59d09144bb38ad65d3a2f259;hb=b4e5e50fe;hp=9236b19a5d06ecea956d6c0fb47d2ef5f3e4e4d9;hpb=5090c57c4d1778b40ed77d31d1dd85eb3123c528;p=vpp.git diff --git a/src/vnet/session/session_api.c b/src/vnet/session/session_api.c old mode 100755 new mode 100644 index 9236b19a5d0..eb5b2c36f99 --- a/src/vnet/session/session_api.c +++ b/src/vnet/session/session_api.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2015-2016 Cisco and/or its affiliates. + * Copyright (c) 2015-2019 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: @@ -17,8 +17,12 @@ #include #include #include +#include #include #include +#include + +#include #include @@ -41,14 +45,13 @@ #define foreach_session_api_msg \ _(MAP_ANOTHER_SEGMENT_REPLY, map_another_segment_reply) \ _(APPLICATION_ATTACH, application_attach) \ +_(APP_ATTACH, app_attach) \ _(APPLICATION_DETACH, application_detach) \ _(BIND_URI, bind_uri) \ _(UNBIND_URI, unbind_uri) \ _(CONNECT_URI, connect_uri) \ _(DISCONNECT_SESSION, disconnect_session) \ _(DISCONNECT_SESSION_REPLY, disconnect_session_reply) \ -_(ACCEPT_SESSION_REPLY, accept_session_reply) \ -_(RESET_SESSION_REPLY, reset_session_reply) \ _(BIND_SOCK, bind_sock) \ _(UNBIND_SOCK, unbind_sock) \ _(CONNECT_SOCK, connect_sock) \ @@ -58,9 +61,56 @@ _(SESSION_RULE_ADD_DEL, session_rule_add_del) \ _(SESSION_RULES_DUMP, session_rules_dump) \ _(APPLICATION_TLS_CERT_ADD, application_tls_cert_add) \ _(APPLICATION_TLS_KEY_ADD, application_tls_key_add) \ +_(APP_ADD_CERT_KEY_PAIR, app_add_cert_key_pair) \ +_(APP_DEL_CERT_KEY_PAIR, app_del_cert_key_pair) \ +_(APP_WORKER_ADD_DEL, app_worker_add_del) \ + +static transport_proto_t +api_session_transport_proto_decode (const vl_api_transport_proto_t * api_tp) +{ + switch (*api_tp) + { + case TRANSPORT_PROTO_API_TCP: + return TRANSPORT_PROTO_TCP; + case TRANSPORT_PROTO_API_UDP: + return TRANSPORT_PROTO_UDP; + case TRANSPORT_PROTO_API_SCTP: + return TRANSPORT_PROTO_SCTP; + case TRANSPORT_PROTO_API_TLS: + return TRANSPORT_PROTO_TLS; + case TRANSPORT_PROTO_API_UDPC: + return TRANSPORT_PROTO_UDPC; + case TRANSPORT_PROTO_API_QUIC: + return TRANSPORT_PROTO_QUIC; + default: + return TRANSPORT_PROTO_NONE; + } +} + +static vl_api_transport_proto_t +api_session_transport_proto_encode (const transport_proto_t tp) +{ + switch (tp) + { + case TRANSPORT_PROTO_TCP: + return TRANSPORT_PROTO_API_TCP; + case TRANSPORT_PROTO_UDP: + return TRANSPORT_PROTO_API_UDP; + case TRANSPORT_PROTO_SCTP: + return TRANSPORT_PROTO_API_SCTP; + case TRANSPORT_PROTO_TLS: + return TRANSPORT_PROTO_API_TLS; + case TRANSPORT_PROTO_UDPC: + return TRANSPORT_PROTO_API_UDPC; + case TRANSPORT_PROTO_QUIC: + return TRANSPORT_PROTO_API_QUIC; + default: + return TRANSPORT_PROTO_API_NONE; + } +} static int -session_send_memfd_fd (vl_api_registration_t * reg, const ssvm_private_t * sp) +session_send_fds (vl_api_registration_t * reg, int fds[], int n_fds) { clib_error_t *error; if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI) @@ -68,7 +118,7 @@ session_send_memfd_fd (vl_api_registration_t * reg, const ssvm_private_t * sp) clib_warning ("can't send memfd fd"); return -1; } - error = vl_api_send_fd_msg (reg, sp->fd); + error = vl_api_send_fd_msg (reg, fds, n_fds); if (error) { clib_error_report (error); @@ -77,43 +127,59 @@ session_send_memfd_fd (vl_api_registration_t * reg, const ssvm_private_t * sp) return 0; } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static int -send_add_segment_callback (u32 api_client_index, const ssvm_private_t * sp) +send_add_segment_callback (u32 api_client_index, u64 segment_handle) { + int fds[SESSION_N_FD_TYPE], n_fds = 0; vl_api_map_another_segment_t *mp; vl_api_registration_t *reg; + fifo_segment_t *fs; + ssvm_private_t *sp; + u8 fd_flags = 0; reg = vl_mem_api_client_index_to_registration (api_client_index); if (!reg) { - clib_warning ("no registration: %u", api_client_index); + clib_warning ("no api registration for client: %u", api_client_index); return -1; } - if (ssvm_type (sp) == SSVM_SEGMENT_MEMFD - && vl_api_registration_file_index (reg) == VL_API_INVALID_FI) + fs = segment_manager_get_segment_w_handle (segment_handle); + sp = &fs->ssvm; + if (ssvm_type (sp) == SSVM_SEGMENT_MEMFD) { - clib_warning ("can't send memfd fd"); - return -1; + if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI) + { + clib_warning ("can't send memfd fd"); + return -1; + } + + fd_flags |= SESSION_FD_F_MEMFD_SEGMENT; + fds[n_fds] = sp->fd; + n_fds += 1; } - mp = vl_msg_api_alloc_as_if_client (sizeof (*mp)); - memset (mp, 0, sizeof (*mp)); + mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp)); + clib_memset (mp, 0, sizeof (*mp)); mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_MAP_ANOTHER_SEGMENT); mp->segment_size = sp->ssvm_size; + mp->fd_flags = fd_flags; + mp->segment_handle = clib_host_to_net_u64 (segment_handle); strncpy ((char *) mp->segment_name, (char *) sp->name, sizeof (mp->segment_name) - 1); vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp); - if (ssvm_type (sp) == SSVM_SEGMENT_MEMFD) - return session_send_memfd_fd (reg, sp); + if (n_fds) + return session_send_fds (reg, fds, n_fds); return 0; } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static int -send_del_segment_callback (u32 api_client_index, const ssvm_private_t * fs) +send_del_segment_callback (u32 api_client_index, u64 segment_handle) { vl_api_unmap_segment_t *mp; vl_api_registration_t *reg; @@ -125,196 +191,193 @@ send_del_segment_callback (u32 api_client_index, const ssvm_private_t * fs) return -1; } - if (ssvm_type (fs) == SSVM_SEGMENT_MEMFD - && vl_api_registration_file_index (reg) == VL_API_INVALID_FI) - { - clib_warning ("can't send memfd fd"); - return -1; - } - - mp = vl_msg_api_alloc_as_if_client (sizeof (*mp)); - memset (mp, 0, sizeof (*mp)); + mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp)); + clib_memset (mp, 0, sizeof (*mp)); mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_UNMAP_SEGMENT); - strncpy ((char *) mp->segment_name, (char *) fs->name, - sizeof (mp->segment_name) - 1); - + mp->segment_handle = clib_host_to_net_u64 (segment_handle); vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp); - if (ssvm_type (fs) == SSVM_SEGMENT_MEMFD) - return session_send_memfd_fd (reg, fs); - return 0; } static int -send_session_accept_callback (stream_session_t * s) +mq_try_lock_and_alloc_msg (svm_msg_q_t * app_mq, svm_msg_q_msg_t * msg) { - application_t *server = application_get (s->app_index); - transport_proto_vft_t *tp_vft; - vl_api_accept_session_t *mp; - vl_api_registration_t *reg; - transport_connection_t *tc; - stream_session_t *listener; - svm_queue_t *vpp_queue; - - reg = vl_mem_api_client_index_to_registration (server->api_client_index); - if (!reg) - { - clib_warning ("no registration: %u", server->api_client_index); - return -1; - } + int rv; + u8 try = 0; + while (try < 100) + { + rv = svm_msg_q_lock_and_alloc_msg_w_ring (app_mq, + SESSION_MQ_CTRL_EVT_RING, + SVM_Q_NOWAIT, msg); + if (!rv) + return 0; + try++; + usleep (1); + } + clib_warning ("failed to alloc msg"); + return -1; +} - mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp)); - memset (mp, 0, sizeof (*mp)); +static int +mq_send_session_accepted_cb (session_t * s) +{ + app_worker_t *app_wrk = app_worker_get (s->app_wrk_index); + svm_msg_q_msg_t _msg, *msg = &_msg; + svm_msg_q_t *vpp_queue, *app_mq; + session_t *listener; + session_accepted_msg_t *mp; + session_event_t *evt; + application_t *app; - mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_ACCEPT_SESSION); - mp->context = server->index; - mp->server_rx_fifo = pointer_to_uword (s->server_rx_fifo); - mp->server_tx_fifo = pointer_to_uword (s->server_tx_fifo); + app = application_get (app_wrk->app_index); + app_mq = app_wrk->event_queue; + if (mq_try_lock_and_alloc_msg (app_mq, msg)) + return -1; + + evt = svm_msg_q_msg_data (app_mq, msg); + clib_memset (evt, 0, sizeof (*evt)); + evt->event_type = SESSION_CTRL_EVT_ACCEPTED; + mp = (session_accepted_msg_t *) evt->data; + clib_memset (mp, 0, sizeof (*mp)); + mp->context = app->app_index; + mp->server_rx_fifo = pointer_to_uword (s->rx_fifo); + mp->server_tx_fifo = pointer_to_uword (s->tx_fifo); + mp->segment_handle = session_segment_handle (s); + mp->flags = s->flags; if (session_has_transport (s)) { - listener = listen_session_get (s->session_type, s->listener_index); - mp->listener_handle = listen_session_get_handle (listener); - if (application_is_proxy (server)) + listener = listen_session_get_from_handle (s->listener_handle); + mp->listener_handle = app_listen_session_handle (listener); + if (application_is_proxy (app)) { listener = - application_first_listener (server, session_get_fib_proto (s), - session_get_transport_proto (s)); + app_worker_first_listener (app_wrk, session_get_fib_proto (s), + session_get_transport_proto (s)); if (listener) mp->listener_handle = listen_session_get_handle (listener); } - vpp_queue = session_manager_get_vpp_event_queue (s->thread_index); + vpp_queue = session_main_get_vpp_event_queue (s->thread_index); mp->vpp_event_queue_address = pointer_to_uword (vpp_queue); mp->handle = session_handle (s); - tp_vft = transport_protocol_get_vft (session_get_transport_proto (s)); - tc = tp_vft->get_connection (s->connection_index, s->thread_index); - mp->port = tc->rmt_port; - mp->is_ip4 = tc->is_ip4; - clib_memcpy (&mp->ip, &tc->rmt_ip, sizeof (tc->rmt_ip)); + + session_get_endpoint (s, &mp->rmt, 0 /* is_lcl */ ); } else { - local_session_t *ls = (local_session_t *) s; - local_session_t *ll; - if (application_local_session_listener_has_transport (ls)) - { - listener = listen_session_get (ls->listener_session_type, - ls->listener_index); - mp->listener_handle = listen_session_get_handle (listener); - mp->is_ip4 = session_type_is_ip4 (listener->session_type); - } - else - { - ll = application_get_local_listen_session (server, - ls->listener_index); - if (ll->transport_listener_index != ~0) - { - listener = listen_session_get (ll->listener_session_type, - ll->transport_listener_index); - mp->listener_handle = listen_session_get_handle (listener); - } - else - { - mp->listener_handle = application_local_session_handle (ll); - } - mp->is_ip4 = session_type_is_ip4 (ll->listener_session_type); - } - mp->handle = application_local_session_handle (ls); - mp->port = ls->port; - mp->vpp_event_queue_address = ls->client_evt_q; - mp->server_event_queue_address = ls->server_evt_q; + ct_connection_t *ct; + + ct = (ct_connection_t *) session_get_transport (s); + listener = listen_session_get_from_handle (s->listener_handle); + mp->listener_handle = app_listen_session_handle (listener); + mp->rmt.is_ip4 = session_type_is_ip4 (listener->session_type); + mp->rmt.port = ct->c_rmt_port; + mp->handle = session_handle (s); + vpp_queue = session_main_get_vpp_event_queue (0); + mp->vpp_event_queue_address = pointer_to_uword (vpp_queue); } - vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp); + svm_msg_q_add_and_unlock (app_mq, msg); return 0; } -void -send_local_session_disconnect_callback (u32 app_index, local_session_t * ls) +static inline void +mq_send_session_close_evt (app_worker_t * app_wrk, session_handle_t sh, + session_evt_type_t evt_type) { - application_t *app = application_get (app_index); - vl_api_disconnect_session_t *mp; - vl_api_registration_t *reg; + svm_msg_q_msg_t _msg, *msg = &_msg; + session_disconnected_msg_t *mp; + svm_msg_q_t *app_mq; + session_event_t *evt; - reg = vl_mem_api_client_index_to_registration (app->api_client_index); - if (!reg) + app_mq = app_wrk->event_queue; + if (mq_try_lock_and_alloc_msg (app_mq, msg)) + return; + evt = svm_msg_q_msg_data (app_mq, msg); + clib_memset (evt, 0, sizeof (*evt)); + evt->event_type = evt_type; + mp = (session_disconnected_msg_t *) evt->data; + mp->handle = sh; + mp->context = app_wrk->api_client_index; + svm_msg_q_add_and_unlock (app_mq, msg); +} + +static inline void +mq_notify_close_subscribers (u32 app_index, session_handle_t sh, + svm_fifo_t * f, session_evt_type_t evt_type) +{ + app_worker_t *app_wrk; + application_t *app; + int i; + + app = application_get (app_index); + if (!app) + return; + + for (i = 0; i < f->n_subscribers; i++) { - clib_warning ("no registration: %u", app->api_client_index); - return; + if (!(app_wrk = application_get_worker (app, f->subscribers[i]))) + continue; + mq_send_session_close_evt (app_wrk, sh, SESSION_CTRL_EVT_DISCONNECTED); } - - mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp)); - memset (mp, 0, sizeof (*mp)); - mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_DISCONNECT_SESSION); - mp->handle = application_local_session_handle (ls); - mp->context = app->api_client_index; - vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp); } static void -send_session_disconnect_callback (stream_session_t * s) +mq_send_session_disconnected_cb (session_t * s) { - application_t *app = application_get (s->app_index); - vl_api_disconnect_session_t *mp; - vl_api_registration_t *reg; + app_worker_t *app_wrk = app_worker_get (s->app_wrk_index); + session_handle_t sh = session_handle (s); - reg = vl_mem_api_client_index_to_registration (app->api_client_index); - if (!reg) - { - clib_warning ("no registration: %u", app->api_client_index); - return; - } + mq_send_session_close_evt (app_wrk, session_handle (s), + SESSION_CTRL_EVT_DISCONNECTED); - mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp)); - memset (mp, 0, sizeof (*mp)); - mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_DISCONNECT_SESSION); - mp->handle = session_handle (s); - mp->context = app->api_client_index; - vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp); + if (svm_fifo_n_subscribers (s->rx_fifo)) + mq_notify_close_subscribers (app_wrk->app_index, sh, s->rx_fifo, + SESSION_CTRL_EVT_DISCONNECTED); } static void -send_session_reset_callback (stream_session_t * s) +mq_send_session_reset_cb (session_t * s) { - application_t *app = application_get (s->app_index); - vl_api_registration_t *reg; - vl_api_reset_session_t *mp; + app_worker_t *app_wrk = app_worker_get (s->app_wrk_index); + session_handle_t sh = session_handle (s); - reg = vl_mem_api_client_index_to_registration (app->api_client_index); - if (!reg) - { - clib_warning ("no registration: %u", app->api_client_index); - return; - } + mq_send_session_close_evt (app_wrk, sh, SESSION_CTRL_EVT_RESET); - mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp)); - memset (mp, 0, sizeof (*mp)); - mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_RESET_SESSION); - mp->handle = session_handle (s); - vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp); + if (svm_fifo_n_subscribers (s->rx_fifo)) + mq_notify_close_subscribers (app_wrk->app_index, sh, s->rx_fifo, + SESSION_CTRL_EVT_RESET); } int -send_session_connected_callback (u32 app_index, u32 api_context, - stream_session_t * s, u8 is_fail) +mq_send_session_connected_cb (u32 app_wrk_index, u32 api_context, + session_t * s, u8 is_fail) { - vl_api_connect_session_reply_t *mp; + svm_msg_q_msg_t _msg, *msg = &_msg; + session_connected_msg_t *mp; + svm_msg_q_t *vpp_mq, *app_mq; transport_connection_t *tc; - vl_api_registration_t *reg; - svm_queue_t *vpp_queue; - application_t *app; + app_worker_t *app_wrk; + session_event_t *evt; - app = application_get (app_index); - reg = vl_mem_api_client_index_to_registration (app->api_client_index); - if (!reg) + app_wrk = app_worker_get (app_wrk_index); + app_mq = app_wrk->event_queue; + if (!app_mq) { - clib_warning ("no registration: %u", app->api_client_index); + clib_warning ("app %u with api index: %u not attached", + app_wrk->app_index, app_wrk->api_client_index); return -1; } - mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp)); - mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_CONNECT_SESSION_REPLY); + if (mq_try_lock_and_alloc_msg (app_mq, msg)) + return -1; + + evt = svm_msg_q_msg_data (app_mq, msg); + clib_memset (evt, 0, sizeof (*evt)); + evt->event_type = SESSION_CTRL_EVT_CONNECTED; + mp = (session_connected_msg_t *) evt->data; + clib_memset (mp, 0, sizeof (*mp)); mp->context = api_context; if (is_fail) @@ -329,42 +392,300 @@ send_session_connected_callback (u32 app_index, u32 api_context, goto done; } - vpp_queue = session_manager_get_vpp_event_queue (s->thread_index); + vpp_mq = session_main_get_vpp_event_queue (s->thread_index); mp->handle = session_handle (s); - mp->vpp_event_queue_address = pointer_to_uword (vpp_queue); - clib_memcpy (mp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip)); - mp->is_ip4 = tc->is_ip4; - mp->lcl_port = tc->lcl_port; - mp->server_rx_fifo = pointer_to_uword (s->server_rx_fifo); - mp->server_tx_fifo = pointer_to_uword (s->server_tx_fifo); + mp->vpp_event_queue_address = pointer_to_uword (vpp_mq); + + session_get_endpoint (s, &mp->lcl, 1 /* is_lcl */ ); + + mp->server_rx_fifo = pointer_to_uword (s->rx_fifo); + mp->server_tx_fifo = pointer_to_uword (s->tx_fifo); + mp->segment_handle = session_segment_handle (s); } else { - local_session_t *ls = (local_session_t *) s; - mp->handle = application_local_session_handle (ls); - mp->lcl_port = ls->port; - mp->vpp_event_queue_address = ls->server_evt_q; - mp->client_event_queue_address = ls->client_evt_q; - mp->server_rx_fifo = pointer_to_uword (s->server_tx_fifo); - mp->server_tx_fifo = pointer_to_uword (s->server_rx_fifo); + ct_connection_t *cct; + session_t *ss; + + cct = (ct_connection_t *) session_get_transport (s); + mp->handle = session_handle (s); + mp->lcl.port = cct->c_lcl_port; + mp->lcl.is_ip4 = cct->c_is_ip4; + vpp_mq = session_main_get_vpp_event_queue (0); + mp->vpp_event_queue_address = pointer_to_uword (vpp_mq); + mp->server_rx_fifo = pointer_to_uword (s->rx_fifo); + mp->server_tx_fifo = pointer_to_uword (s->tx_fifo); + mp->segment_handle = session_segment_handle (s); + ss = ct_session_get_peer (s); + mp->ct_rx_fifo = pointer_to_uword (ss->tx_fifo); + mp->ct_tx_fifo = pointer_to_uword (ss->rx_fifo); + mp->ct_segment_handle = session_segment_handle (ss); } done: mp->retval = is_fail ? clib_host_to_net_u32 (VNET_API_ERROR_SESSION_CONNECT) : 0; - vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp); + + svm_msg_q_add_and_unlock (app_mq, msg); return 0; } -static session_cb_vft_t session_cb_vft = { - .session_accept_callback = send_session_accept_callback, - .session_disconnect_callback = send_session_disconnect_callback, - .session_connected_callback = send_session_connected_callback, - .session_reset_callback = send_session_reset_callback, +int +mq_send_session_bound_cb (u32 app_wrk_index, u32 api_context, + session_handle_t handle, int rv) +{ + svm_msg_q_msg_t _msg, *msg = &_msg; + svm_msg_q_t *app_mq, *vpp_evt_q; + transport_endpoint_t tep; + session_bound_msg_t *mp; + app_worker_t *app_wrk; + session_event_t *evt; + app_listener_t *al; + session_t *ls = 0; + app_wrk = app_worker_get (app_wrk_index); + app_mq = app_wrk->event_queue; + if (!app_mq) + { + clib_warning ("app %u with api index: %u not attached", + app_wrk->app_index, app_wrk->api_client_index); + return -1; + } + + if (mq_try_lock_and_alloc_msg (app_mq, msg)) + return -1; + + evt = svm_msg_q_msg_data (app_mq, msg); + clib_memset (evt, 0, sizeof (*evt)); + evt->event_type = SESSION_CTRL_EVT_BOUND; + mp = (session_bound_msg_t *) evt->data; + mp->context = api_context; + + if (rv) + goto done; + + mp->handle = handle; + al = app_listener_get_w_handle (handle); + if (al->session_index != SESSION_INVALID_INDEX) + ls = app_listener_get_session (al); + else + ls = app_listener_get_local_session (al); + + session_get_endpoint (ls, &tep, 1 /* is_lcl */ ); + mp->lcl_port = tep.port; + mp->lcl_is_ip4 = tep.is_ip4; + clib_memcpy_fast (mp->lcl_ip, &tep.ip, sizeof (tep.ip)); + + vpp_evt_q = session_main_get_vpp_event_queue (0); + mp->vpp_evt_q = pointer_to_uword (vpp_evt_q); + + if (session_transport_service_type (ls) == TRANSPORT_SERVICE_CL) + { + mp->rx_fifo = pointer_to_uword (ls->rx_fifo); + mp->tx_fifo = pointer_to_uword (ls->tx_fifo); + } + +done: + mp->retval = rv; + svm_msg_q_add_and_unlock (app_mq, msg); + return 0; +} + +void +mq_send_unlisten_reply (app_worker_t * app_wrk, session_handle_t sh, + u32 context, int rv) +{ + svm_msg_q_msg_t _msg, *msg = &_msg; + session_unlisten_reply_msg_t *ump; + svm_msg_q_t *app_mq; + session_event_t *evt; + + app_mq = app_wrk->event_queue; + if (mq_try_lock_and_alloc_msg (app_mq, msg)) + return; + + evt = svm_msg_q_msg_data (app_mq, msg); + clib_memset (evt, 0, sizeof (*evt)); + evt->event_type = SESSION_CTRL_EVT_UNLISTEN_REPLY; + ump = (session_unlisten_reply_msg_t *) evt->data; + ump->context = context; + ump->handle = sh; + ump->retval = rv; + svm_msg_q_add_and_unlock (app_mq, msg); +} + +static void +mq_send_session_migrate_cb (session_t * s, session_handle_t new_sh) +{ + svm_msg_q_msg_t _msg, *msg = &_msg; + session_migrated_msg_t *mp; + svm_msg_q_t *vpp_evt_q; + app_worker_t *app_wrk; + session_event_t *evt; + svm_msg_q_t *app_mq; + + app_wrk = app_worker_get (s->app_wrk_index); + app_mq = app_wrk->event_queue; + if (mq_try_lock_and_alloc_msg (app_mq, msg)) + return; + + evt = svm_msg_q_msg_data (app_mq, msg); + clib_memset (evt, 0, sizeof (*evt)); + evt->event_type = SESSION_CTRL_EVT_MIGRATED; + mp = (session_migrated_msg_t *) evt->data; + mp->handle = session_handle (s); + mp->new_handle = new_sh; + mp->vpp_thread_index = session_thread_from_handle (new_sh); + vpp_evt_q = session_main_get_vpp_event_queue (mp->vpp_thread_index); + mp->vpp_evt_q = pointer_to_uword (vpp_evt_q); + svm_msg_q_add_and_unlock (app_mq, msg); +} + +static int +mq_send_add_segment_cb (u32 app_wrk_index, u64 segment_handle) +{ + int fds[SESSION_N_FD_TYPE], n_fds = 0; + svm_msg_q_msg_t _msg, *msg = &_msg; + session_app_add_segment_msg_t *mp; + vl_api_registration_t *reg; + app_worker_t *app_wrk; + session_event_t *evt; + svm_msg_q_t *app_mq; + fifo_segment_t *fs; + ssvm_private_t *sp; + u8 fd_flags = 0; + + app_wrk = app_worker_get (app_wrk_index); + + reg = vl_mem_api_client_index_to_registration (app_wrk->api_client_index); + if (!reg) + { + clib_warning ("no api registration for client: %u", + app_wrk->api_client_index); + return -1; + } + + fs = segment_manager_get_segment_w_handle (segment_handle); + sp = &fs->ssvm; + if (ssvm_type (sp) == SSVM_SEGMENT_MEMFD) + { + if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI) + { + clib_warning ("can't send memfd fd"); + return -1; + } + + fd_flags |= SESSION_FD_F_MEMFD_SEGMENT; + fds[n_fds] = sp->fd; + n_fds += 1; + } + + app_mq = app_wrk->event_queue; + if (mq_try_lock_and_alloc_msg (app_mq, msg)) + return -1; + + if (n_fds) + session_send_fds (reg, fds, n_fds); + + evt = svm_msg_q_msg_data (app_mq, msg); + clib_memset (evt, 0, sizeof (*evt)); + evt->event_type = SESSION_CTRL_EVT_APP_ADD_SEGMENT; + mp = (session_app_add_segment_msg_t *) evt->data; + clib_memset (mp, 0, sizeof (*mp)); + mp->segment_size = sp->ssvm_size; + mp->fd_flags = fd_flags; + mp->segment_handle = segment_handle; + strncpy ((char *) mp->segment_name, (char *) sp->name, + sizeof (mp->segment_name) - 1); + + svm_msg_q_add_and_unlock (app_mq, msg); + + return 0; +} + +static int +mq_send_del_segment_cb (u32 app_wrk_index, u64 segment_handle) +{ + svm_msg_q_msg_t _msg, *msg = &_msg; + session_app_del_segment_msg_t *mp; + vl_api_registration_t *reg; + app_worker_t *app_wrk; + session_event_t *evt; + svm_msg_q_t *app_mq; + + app_wrk = app_worker_get (app_wrk_index); + reg = vl_mem_api_client_index_to_registration (app_wrk->api_client_index); + if (!reg) + { + clib_warning ("no registration: %u", app_wrk->api_client_index); + return -1; + } + + app_mq = app_wrk->event_queue; + if (mq_try_lock_and_alloc_msg (app_mq, msg)) + return -1; + + evt = svm_msg_q_msg_data (app_mq, msg); + clib_memset (evt, 0, sizeof (*evt)); + evt->event_type = SESSION_CTRL_EVT_APP_DEL_SEGMENT; + mp = (session_app_del_segment_msg_t *) evt->data; + clib_memset (mp, 0, sizeof (*mp)); + mp->segment_handle = segment_handle; + svm_msg_q_add_and_unlock (app_mq, msg); + + return 0; +} + +static void +mq_send_session_cleanup_cb (session_t * s, session_cleanup_ntf_t ntf) +{ + svm_msg_q_msg_t _msg, *msg = &_msg; + session_cleanup_msg_t *mp; + svm_msg_q_t *app_mq; + session_event_t *evt; + app_worker_t *app_wrk; + + /* Only propagate session cleanup notification */ + if (ntf == SESSION_CLEANUP_TRANSPORT) + return; + + app_wrk = app_worker_get_if_valid (s->app_wrk_index); + if (!app_wrk) + return; + + app_mq = app_wrk->event_queue; + if (mq_try_lock_and_alloc_msg (app_mq, msg)) + return; + + evt = svm_msg_q_msg_data (app_mq, msg); + clib_memset (evt, 0, sizeof (*evt)); + evt->event_type = SESSION_CTRL_EVT_CLEANUP; + mp = (session_cleanup_msg_t *) evt->data; + mp->handle = session_handle (s); + svm_msg_q_add_and_unlock (app_mq, msg); +} + +/* ### WILL BE DEPRECATED POST 20.01 ### */ +static session_cb_vft_t session_mq_cb_vft_old = { + .session_accept_callback = mq_send_session_accepted_cb, + .session_disconnect_callback = mq_send_session_disconnected_cb, + .session_connected_callback = mq_send_session_connected_cb, + .session_reset_callback = mq_send_session_reset_cb, + .session_migrate_callback = mq_send_session_migrate_cb, .add_segment_callback = send_add_segment_callback, .del_segment_callback = send_del_segment_callback, }; +static session_cb_vft_t session_mq_cb_vft = { + .session_accept_callback = mq_send_session_accepted_cb, + .session_disconnect_callback = mq_send_session_disconnected_cb, + .session_connected_callback = mq_send_session_connected_cb, + .session_reset_callback = mq_send_session_reset_cb, + .session_migrate_callback = mq_send_session_migrate_cb, + .session_cleanup_callback = mq_send_session_cleanup_cb, + .add_segment_callback = mq_send_add_segment_cb, + .del_segment_callback = mq_send_del_segment_cb, +}; + static void vl_api_session_enable_disable_t_handler (vl_api_session_enable_disable_t * mp) { @@ -376,21 +697,22 @@ vl_api_session_enable_disable_t_handler (vl_api_session_enable_disable_t * mp) REPLY_MACRO (VL_API_SESSION_ENABLE_DISABLE_REPLY); } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_application_attach_t_handler (vl_api_application_attach_t * mp) { + int rv = 0, fds[SESSION_N_FD_TYPE], n_fds = 0; vl_api_application_attach_reply_t *rmp; ssvm_private_t *segp, *evt_q_segment; vnet_app_attach_args_t _a, *a = &_a; vl_api_registration_t *reg; - clib_error_t *error = 0; - int rv = 0; + u8 fd_flags = 0; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; - if (session_manager_is_enabled () == 0) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -400,29 +722,41 @@ vl_api_application_attach_t_handler (vl_api_application_attach_t * mp) sizeof (mp->options), "Out of options, fix api message definition"); - memset (a, 0, sizeof (*a)); + clib_memset (a, 0, sizeof (*a)); a->api_client_index = mp->client_index; a->options = mp->options; - a->session_cb_vft = &session_cb_vft; + a->session_cb_vft = &session_mq_cb_vft_old; + a->namespace_id = + (u8 *) vl_api_from_api_to_new_c_string (&mp->namespace_id); - if (mp->namespace_id_len > 64) + if ((rv = vnet_application_attach (a))) { - rv = VNET_API_ERROR_INVALID_VALUE; + clib_warning ("attach returned: %d", rv); + vec_free (a->namespace_id); goto done; } + vec_free (a->namespace_id); - if (mp->namespace_id_len) + /* Send event queues segment */ + if ((evt_q_segment = session_main_get_evt_q_segment ())) { - vec_validate (a->namespace_id, mp->namespace_id_len - 1); - clib_memcpy (a->namespace_id, mp->namespace_id, mp->namespace_id_len); + fd_flags |= SESSION_FD_F_VPP_MQ_SEGMENT; + fds[n_fds] = evt_q_segment->fd; + n_fds += 1; } - - if ((error = vnet_application_attach (a))) + /* Send fifo segment fd if needed */ + if (ssvm_type (a->segment) == SSVM_SEGMENT_MEMFD) { - rv = clib_error_get_code (error); - clib_error_report (error); + fd_flags |= SESSION_FD_F_MEMFD_SEGMENT; + fds[n_fds] = a->segment->fd; + n_fds += 1; + } + if (a->options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_EVT_MQ_USE_EVENTFD) + { + fd_flags |= SESSION_FD_F_MQ_EVENTFD; + fds[n_fds] = svm_msg_q_get_producer_eventfd (a->app_evt_q); + n_fds += 1; } - vec_free (a->namespace_id); done: @@ -431,29 +765,111 @@ done: if (!rv) { segp = a->segment; - rmp->segment_name_length = 0; + rmp->app_index = clib_host_to_net_u32 (a->app_index); + vl_api_vec_to_api_string (segp->name, &rmp->segment_name); rmp->segment_size = segp->ssvm_size; - if (vec_len (segp->name)) - { - memcpy (rmp->segment_name, segp->name, vec_len (segp->name)); - rmp->segment_name_length = vec_len (segp->name); - } - rmp->app_event_queue_address = a->app_event_queue_address; + rmp->app_event_queue_address = pointer_to_uword (a->app_evt_q); + rmp->n_fds = n_fds; + rmp->fd_flags = fd_flags; + rmp->segment_handle = clib_host_to_net_u64 (a->segment_handle); } })); /* *INDENT-ON* */ - if (rv) + if (n_fds) + session_send_fds (reg, fds, n_fds); +} + +static void +vl_api_app_attach_t_handler (vl_api_app_attach_t * mp) +{ + int rv = 0, fds[SESSION_N_FD_TYPE], n_fds = 0; + vl_api_app_attach_reply_t *rmp; + ssvm_private_t *segp, *evt_q_segment; + vnet_app_attach_args_t _a, *a = &_a; + u8 fd_flags = 0, ctrl_thread; + vl_api_registration_t *reg; + svm_msg_q_t *ctrl_mq; + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) return; + if (session_main_is_enabled () == 0) + { + rv = VNET_API_ERROR_FEATURE_DISABLED; + goto done; + } + + STATIC_ASSERT (sizeof (u64) * APP_OPTIONS_N_OPTIONS <= + sizeof (mp->options), + "Out of options, fix api message definition"); + + clib_memset (a, 0, sizeof (*a)); + a->api_client_index = mp->client_index; + a->options = mp->options; + a->session_cb_vft = &session_mq_cb_vft; + + a->namespace_id = vl_api_from_api_to_new_vec (&mp->namespace_id); + + if ((rv = vnet_application_attach (a))) + { + clib_warning ("attach returned: %d", rv); + vec_free (a->namespace_id); + goto done; + } + vec_free (a->namespace_id); + + /* Send event queues segment */ + if ((evt_q_segment = session_main_get_evt_q_segment ())) + { + fd_flags |= SESSION_FD_F_VPP_MQ_SEGMENT; + fds[n_fds] = evt_q_segment->fd; + n_fds += 1; + } /* Send fifo segment fd if needed */ if (ssvm_type (a->segment) == SSVM_SEGMENT_MEMFD) - session_send_memfd_fd (reg, a->segment); - /* Send event queues segment */ - if ((evt_q_segment = session_manager_get_evt_q_segment ())) - session_send_memfd_fd (reg, evt_q_segment); + { + fd_flags |= SESSION_FD_F_MEMFD_SEGMENT; + fds[n_fds] = a->segment->fd; + n_fds += 1; + } + if (a->options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_EVT_MQ_USE_EVENTFD) + { + fd_flags |= SESSION_FD_F_MQ_EVENTFD; + fds[n_fds] = svm_msg_q_get_producer_eventfd (a->app_evt_q); + n_fds += 1; + } + +done: + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_APP_ATTACH_REPLY, ({ + if (!rv) + { + ctrl_thread = vlib_num_workers () ? 1 : 0; + ctrl_mq = session_main_get_vpp_event_queue (ctrl_thread); + segp = a->segment; + rmp->app_index = clib_host_to_net_u32 (a->app_index); + rmp->app_mq = pointer_to_uword (a->app_evt_q); + rmp->vpp_ctrl_mq = pointer_to_uword (ctrl_mq); + rmp->vpp_ctrl_mq_thread = ctrl_thread; + rmp->n_fds = n_fds; + rmp->fd_flags = fd_flags; + if (vec_len (segp->name)) + { + vl_api_vec_to_api_string (segp->name, &rmp->segment_name); + } + rmp->segment_size = segp->ssvm_size; + rmp->segment_handle = clib_host_to_net_u64 (a->segment_handle); + } + })); + /* *INDENT-ON* */ + + if (n_fds) + session_send_fds (reg, fds, n_fds); } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_application_detach_t_handler (vl_api_application_detach_t * mp) { @@ -462,7 +878,7 @@ vl_api_application_detach_t_handler (vl_api_application_detach_t * mp) vnet_app_detach_args_t _a, *a = &_a; application_t *app; - if (session_manager_is_enabled () == 0) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -471,7 +887,8 @@ vl_api_application_detach_t_handler (vl_api_application_detach_t * mp) app = application_lookup (mp->client_index); if (app) { - a->app_index = app->index; + a->app_index = app->app_index; + a->api_client_index = mp->client_index; rv = vnet_application_detach (a); } @@ -479,15 +896,17 @@ done: REPLY_MACRO (VL_API_APPLICATION_DETACH_REPLY); } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_bind_uri_t_handler (vl_api_bind_uri_t * mp) { vl_api_bind_uri_reply_t *rmp; - vnet_bind_args_t _a, *a = &_a; - application_t *app; + vnet_listen_args_t _a, *a = &_a; + application_t *app = 0; + app_worker_t *app_wrk; int rv; - if (session_manager_is_enabled () == 0) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -496,9 +915,9 @@ vl_api_bind_uri_t_handler (vl_api_bind_uri_t * mp) app = application_lookup (mp->client_index); if (app) { - memset (a, 0, sizeof (*a)); + clib_memset (a, 0, sizeof (*a)); a->uri = (char *) mp->uri; - a->app_index = app->index; + a->app_index = app->app_index; rv = vnet_bind_uri (a); } else @@ -507,18 +926,27 @@ vl_api_bind_uri_t_handler (vl_api_bind_uri_t * mp) } done: + REPLY_MACRO (VL_API_BIND_URI_REPLY); + + if (app) + { + app_wrk = application_get_worker (app, 0); + mq_send_session_bound_cb (app_wrk->wrk_index, mp->context, a->handle, + rv); + } } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_unbind_uri_t_handler (vl_api_unbind_uri_t * mp) { vl_api_unbind_uri_reply_t *rmp; application_t *app; - vnet_unbind_args_t _a, *a = &_a; + vnet_unlisten_args_t _a, *a = &_a; int rv; - if (session_manager_is_enabled () == 0) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -528,7 +956,8 @@ vl_api_unbind_uri_t_handler (vl_api_unbind_uri_t * mp) if (app) { a->uri = (char *) mp->uri; - a->app_index = app->index; + a->app_index = app->app_index; + a->wrk_map_index = 0; rv = vnet_unbind_uri (a); } else @@ -540,16 +969,16 @@ done: REPLY_MACRO (VL_API_UNBIND_URI_REPLY); } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_connect_uri_t_handler (vl_api_connect_uri_t * mp) { - vl_api_connect_session_reply_t *rmp; + vl_api_connect_uri_reply_t *rmp; vnet_connect_args_t _a, *a = &_a; application_t *app; - clib_error_t *error = 0; int rv = 0; - if (session_manager_is_enabled () == 0) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -558,14 +987,12 @@ vl_api_connect_uri_t_handler (vl_api_connect_uri_t * mp) app = application_lookup (mp->client_index); if (app) { + clib_memset (a, 0, sizeof (*a)); a->uri = (char *) mp->uri; a->api_context = mp->context; - a->app_index = app->index; - if ((error = vnet_connect_uri (a))) - { - rv = clib_error_get_code (error); - clib_error_report (error); - } + a->app_index = app->app_index; + if ((rv = vnet_connect_uri (a))) + clib_warning ("connect_uri returned: %d", rv); } else { @@ -581,11 +1008,10 @@ vl_api_connect_uri_t_handler (vl_api_connect_uri_t * mp) return; done: - /* *INDENT-OFF* */ - REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY); - /* *INDENT-ON* */ + REPLY_MACRO (VL_API_CONNECT_URI_REPLY); } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp) { @@ -594,7 +1020,7 @@ vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp) application_t *app; int rv = 0; - if (session_manager_is_enabled () == 0) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -604,7 +1030,7 @@ vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp) if (app) { a->handle = mp->handle; - a->app_index = app->index; + a->app_index = app->app_index; rv = vnet_disconnect_session (a); } else @@ -616,6 +1042,7 @@ done: REPLY_MACRO2 (VL_API_DISCONNECT_SESSION_REPLY, rmp->handle = mp->handle); } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t * mp) @@ -635,88 +1062,12 @@ vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t * if (app) { a->handle = mp->handle; - a->app_index = app->index; + a->app_index = app->app_index; vnet_disconnect_session (a); } } -static void -vl_api_reset_session_reply_t_handler (vl_api_reset_session_reply_t * mp) -{ - application_t *app; - stream_session_t *s; - u32 index, thread_index; - - app = application_lookup (mp->client_index); - if (!app) - return; - - session_parse_handle (mp->handle, &index, &thread_index); - s = session_get_if_valid (index, thread_index); - if (s == 0 || app->index != s->app_index) - { - clib_warning ("Invalid session!"); - return; - } - - /* Client objected to resetting the session, log and continue */ - if (mp->retval) - { - clib_warning ("client retval %d", mp->retval); - return; - } - - /* This comes as a response to a reset, transport only waiting for - * confirmation to remove connection state, no need to disconnect */ - stream_session_cleanup (s); -} - -static void -vl_api_accept_session_reply_t_handler (vl_api_accept_session_reply_t * mp) -{ - vnet_disconnect_args_t _a = { 0 }, *a = &_a; - local_session_t *ls; - stream_session_t *s; - - /* Server isn't interested, kill the session */ - if (mp->retval) - { - a->app_index = mp->context; - a->handle = mp->handle; - vnet_disconnect_session (a); - return; - } - - if (session_handle_is_local (mp->handle)) - { - ls = application_get_local_session_from_handle (mp->handle); - if (!ls || ls->app_index != mp->context) - { - clib_warning ("server %u doesn't own local handle %llu", - mp->context, mp->handle); - return; - } - if (application_local_session_connect_notify (ls)) - return; - ls->session_state = SESSION_STATE_READY; - } - else - { - s = session_get_from_handle_if_valid (mp->handle); - if (!s) - { - clib_warning ("session doesn't exist"); - return; - } - if (s->app_index != mp->context) - { - clib_warning ("app doesn't own session"); - return; - } - s->session_state = SESSION_STATE_READY; - } -} - +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_map_another_segment_reply_t_handler (vl_api_map_another_segment_reply_t * mp) @@ -724,19 +1075,17 @@ vl_api_map_another_segment_reply_t_handler (vl_api_map_another_segment_reply_t clib_warning ("not implemented"); } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_bind_sock_t_handler (vl_api_bind_sock_t * mp) { + vnet_listen_args_t _a, *a = &_a; vl_api_bind_sock_reply_t *rmp; - vnet_bind_args_t _a, *a = &_a; - int rv = 0; - clib_error_t *error; application_t *app = 0; - stream_session_t *s; - transport_connection_t *tc = 0; - ip46_address_t *ip46; + app_worker_t *app_wrk; + int rv = 0; - if (session_manager_is_enabled () == 0) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -749,52 +1098,42 @@ vl_api_bind_sock_t_handler (vl_api_bind_sock_t * mp) goto done; } - ip46 = (ip46_address_t *) mp->ip; - memset (a, 0, sizeof (*a)); - a->sep.is_ip4 = mp->is_ip4; - a->sep.ip = *ip46; + clib_memset (a, 0, sizeof (*a)); + ip_address_decode (&mp->ip, &a->sep.ip); + a->sep.is_ip4 = ip46_address_is_ip4 (&a->sep.ip); a->sep.port = mp->port; a->sep.fib_index = mp->vrf; a->sep.sw_if_index = ENDPOINT_INVALID_INDEX; - a->sep.transport_proto = mp->proto; - a->app_index = app->index; + a->sep.transport_proto = api_session_transport_proto_decode (&mp->proto); + a->app_index = app->app_index; + a->wrk_map_index = mp->wrk_index; - if ((error = vnet_bind (a))) - { - rv = clib_error_get_code (error); - clib_error_report (error); - } + if ((rv = vnet_listen (a))) + clib_warning ("listen returned: %d", rv); done: - /* *INDENT-OFF* */ - REPLY_MACRO2 (VL_API_BIND_SOCK_REPLY,({ - if (!rv) - { - rmp->handle = a->handle; - rmp->lcl_port = mp->port; - rmp->lcl_is_ip4 = mp->is_ip4; - if (app && application_has_global_scope (app)) - { - s = listen_session_get_from_handle (a->handle); - tc = listen_session_get_transport (s); - rmp->lcl_is_ip4 = tc->is_ip4; - clib_memcpy (rmp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip)); - } - } - })); - /* *INDENT-ON* */ + /* Actual reply sent only over mq */ + REPLY_MACRO (VL_API_BIND_SOCK_REPLY); + + if (app) + { + app_wrk = application_get_worker (app, mp->wrk_index); + mq_send_session_bound_cb (app_wrk->wrk_index, mp->context, a->handle, + rv); + } } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_unbind_sock_t_handler (vl_api_unbind_sock_t * mp) { vl_api_unbind_sock_reply_t *rmp; - vnet_unbind_args_t _a, *a = &_a; - application_t *app; - clib_error_t *error; + vnet_unlisten_args_t _a, *a = &_a; + app_worker_t *app_wrk; + application_t *app = 0; int rv = 0; - if (session_manager_is_enabled () == 0) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -803,29 +1142,40 @@ vl_api_unbind_sock_t_handler (vl_api_unbind_sock_t * mp) app = application_lookup (mp->client_index); if (app) { - a->app_index = app->index; + a->app_index = app->app_index; a->handle = mp->handle; - if ((error = vnet_unbind (a))) - { - rv = clib_error_get_code (error); - clib_error_report (error); - } + a->wrk_map_index = mp->wrk_index; + if ((rv = vnet_unlisten (a))) + clib_warning ("unlisten returned: %d", rv); + } + else + { + rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED; } done: REPLY_MACRO (VL_API_UNBIND_SOCK_REPLY); + + if (!app) + return; + + app_wrk = application_get_worker (app, a->wrk_map_index); + if (!app_wrk) + return; + + mq_send_unlisten_reply (app_wrk, mp->handle, mp->context, rv); } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_connect_sock_t_handler (vl_api_connect_sock_t * mp) { - vl_api_connect_session_reply_t *rmp; + vl_api_connect_sock_reply_t *rmp; vnet_connect_args_t _a, *a = &_a; - application_t *app; - clib_error_t *error = 0; + application_t *app = 0; int rv = 0; - if (session_manager_is_enabled () == 0) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -835,30 +1185,26 @@ vl_api_connect_sock_t_handler (vl_api_connect_sock_t * mp) if (app) { svm_queue_t *client_q; - ip46_address_t *ip46 = (ip46_address_t *) mp->ip; - memset (a, 0, sizeof (*a)); + clib_memset (a, 0, sizeof (*a)); client_q = vl_api_client_index_to_input_queue (mp->client_index); mp->client_queue_address = pointer_to_uword (client_q); - a->sep.is_ip4 = mp->is_ip4; - a->sep.ip = *ip46; + ip_address_decode (&mp->ip, &a->sep.ip); + a->sep.is_ip4 = ip46_address_is_ip4 (&a->sep.ip); a->sep.port = mp->port; - a->sep.transport_proto = mp->proto; - a->sep.fib_index = mp->vrf; - a->sep.sw_if_index = ENDPOINT_INVALID_INDEX; - if (mp->hostname_len) - { - vec_validate (a->sep.hostname, mp->hostname_len - 1); - clib_memcpy (a->sep.hostname, mp->hostname, mp->hostname_len); - } + a->sep.transport_proto = + api_session_transport_proto_decode (&mp->proto); + a->sep.peer.fib_index = mp->vrf; + a->sep.peer.sw_if_index = ENDPOINT_INVALID_INDEX; + a->sep_ext.parent_handle = mp->parent_handle; + a->sep_ext.hostname = + (u8 *) vl_api_from_api_to_new_c_string (&mp->hostname); a->api_context = mp->context; - a->app_index = app->index; - if ((error = vnet_connect (a))) - { - rv = clib_error_get_code (error); - clib_error_report (error); - } - vec_free (a->sep.hostname); + a->app_index = app->app_index; + a->wrk_map_index = mp->wrk_index; + if ((rv = vnet_connect (a))) + clib_warning ("connect returned: %U", format_vnet_api_errno, rv); + vec_free (a->sep_ext.hostname); } else { @@ -871,31 +1217,109 @@ vl_api_connect_sock_t_handler (vl_api_connect_sock_t * mp) /* Got some error, relay it */ done: - REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY); + REPLY_MACRO (VL_API_CONNECT_SOCK_REPLY); + + if (app) + { + app_worker_t *app_wrk = application_get_worker (app, mp->wrk_index); + mq_send_session_connected_cb (app_wrk->wrk_index, mp->context, 0, 1); + } +} + +static void +vl_api_app_worker_add_del_t_handler (vl_api_app_worker_add_del_t * mp) +{ + int rv = 0, fds[SESSION_N_FD_TYPE], n_fds = 0; + vl_api_app_worker_add_del_reply_t *rmp; + vl_api_registration_t *reg; + application_t *app; + u8 fd_flags = 0; + + if (session_main_is_enabled () == 0) + { + rv = VNET_API_ERROR_FEATURE_DISABLED; + goto done; + } + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + app = application_get_if_valid (clib_net_to_host_u32 (mp->app_index)); + if (!app) + { + rv = VNET_API_ERROR_INVALID_VALUE; + goto done; + } + + vnet_app_worker_add_del_args_t args = { + .app_index = app->app_index, + .wrk_map_index = clib_net_to_host_u32 (mp->wrk_index), + .api_client_index = mp->client_index, + .is_add = mp->is_add + }; + rv = vnet_app_worker_add_del (&args); + if (rv) + { + clib_warning ("app worker add/del returned: %d", rv); + goto done; + } + + if (!mp->is_add) + goto done; + + /* Send fifo segment fd if needed */ + if (ssvm_type (args.segment) == SSVM_SEGMENT_MEMFD) + { + fd_flags |= SESSION_FD_F_MEMFD_SEGMENT; + fds[n_fds] = args.segment->fd; + n_fds += 1; + } + if (application_segment_manager_properties (app)->use_mq_eventfd) + { + fd_flags |= SESSION_FD_F_MQ_EVENTFD; + fds[n_fds] = svm_msg_q_get_producer_eventfd (args.evt_q); + n_fds += 1; + } + + /* *INDENT-OFF* */ +done: + REPLY_MACRO2 (VL_API_APP_WORKER_ADD_DEL_REPLY, ({ + rmp->is_add = mp->is_add; + rmp->wrk_index = clib_host_to_net_u32 (args.wrk_map_index); + rmp->segment_handle = clib_host_to_net_u64 (args.segment_handle); + if (!rv && mp->is_add) + { + if (vec_len (args.segment->name)) + { + vl_api_vec_to_api_string (args.segment->name, &rmp->segment_name); + } + rmp->app_event_queue_address = pointer_to_uword (args.evt_q); + rmp->n_fds = n_fds; + rmp->fd_flags = fd_flags; + } + })); + /* *INDENT-ON* */ + + if (n_fds) + session_send_fds (reg, fds, n_fds); } static void vl_api_app_namespace_add_del_t_handler (vl_api_app_namespace_add_del_t * mp) { vl_api_app_namespace_add_del_reply_t *rmp; - clib_error_t *error = 0; u32 appns_index = 0; u8 *ns_id = 0; int rv = 0; - if (!session_manager_is_enabled ()) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; } - if (mp->namespace_id_len > ARRAY_LEN (mp->namespace_id)) - { - rv = VNET_API_ERROR_INVALID_VALUE; - goto done; - } + ns_id = vl_api_from_api_to_new_vec (&mp->namespace_id); - vec_validate (ns_id, mp->namespace_id_len - 1); - clib_memcpy (ns_id, mp->namespace_id, mp->namespace_id_len); vnet_app_namespace_add_del_args_t args = { .ns_id = ns_id, .secret = clib_net_to_host_u64 (mp->secret), @@ -904,13 +1328,8 @@ vl_api_app_namespace_add_del_t_handler (vl_api_app_namespace_add_del_t * mp) .ip6_fib_id = clib_net_to_host_u32 (mp->ip6_fib_id), .is_add = 1 }; - error = vnet_app_namespace_add_del (&args); - if (error) - { - rv = clib_error_get_code (error); - clib_error_report (error); - } - else + rv = vnet_app_namespace_add_del (&args); + if (!rv) { appns_index = app_namespace_index_from_id (ns_id); if (appns_index == APP_NAMESPACE_INVALID_INDEX) @@ -936,17 +1355,13 @@ vl_api_session_rule_add_del_t_handler (vl_api_session_rule_add_del_t * mp) vl_api_session_rule_add_del_reply_t *rmp; session_rule_add_del_args_t args; session_rule_table_add_del_args_t *table_args = &args.table_args; - clib_error_t *error; - u8 fib_proto; int rv = 0; - memset (&args, 0, sizeof (args)); - fib_proto = mp->is_ip4 ? FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6; + clib_memset (&args, 0, sizeof (args)); + + ip_prefix_decode (&mp->lcl, &table_args->lcl); + ip_prefix_decode (&mp->rmt, &table_args->rmt); - table_args->lcl.fp_len = mp->lcl_plen; - table_args->lcl.fp_proto = fib_proto; - table_args->rmt.fp_len = mp->rmt_plen; - table_args->rmt.fp_proto = fib_proto; table_args->lcl_port = mp->lcl_port; table_args->rmt_port = mp->rmt_port; table_args->action_index = clib_net_to_host_u32 (mp->action_index); @@ -955,18 +1370,13 @@ vl_api_session_rule_add_del_t_handler (vl_api_session_rule_add_del_t * mp) table_args->tag = format (0, "%s", mp->tag); args.appns_index = clib_net_to_host_u32 (mp->appns_index); args.scope = mp->scope; - args.transport_proto = mp->transport_proto; + args.transport_proto = + api_session_transport_proto_decode (&mp->transport_proto) == + TRANSPORT_PROTO_UDP ? 1 : 0; - memset (&table_args->lcl.fp_addr, 0, sizeof (table_args->lcl.fp_addr)); - memset (&table_args->rmt.fp_addr, 0, sizeof (table_args->rmt.fp_addr)); - ip_set (&table_args->lcl.fp_addr, mp->lcl_ip, mp->is_ip4); - ip_set (&table_args->rmt.fp_addr, mp->rmt_ip, mp->is_ip4); - error = vnet_session_rule_add_del (&args); - if (error) - { - rv = clib_error_get_code (error); - clib_error_report (error); - } + rv = vnet_session_rule_add_del (&args); + if (rv) + clib_warning ("rule add del returned: %d", rv); vec_free (table_args->tag); REPLY_MACRO (VL_API_SESSION_RULE_ADD_DEL_REPLY); } @@ -981,27 +1391,32 @@ send_session_rule_details4 (mma_rule_16_t * rule, u8 is_local, (session_mask_or_match_4_t *) & rule->match; session_mask_or_match_4_t *mask = (session_mask_or_match_4_t *) & rule->mask; + fib_prefix_t lcl, rmt; rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); + clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS); rmp->context = context; - rmp->is_ip4 = 1; - clib_memcpy (rmp->lcl_ip, &match->lcl_ip, sizeof (match->lcl_ip)); - clib_memcpy (rmp->rmt_ip, &match->rmt_ip, sizeof (match->rmt_ip)); - rmp->lcl_plen = ip4_mask_to_preflen (&mask->lcl_ip); - rmp->rmt_plen = ip4_mask_to_preflen (&mask->rmt_ip); + clib_memset (&lcl, 0, sizeof (lcl)); + clib_memset (&rmt, 0, sizeof (rmt)); + ip_set (&lcl.fp_addr, &match->lcl_ip, 1); + ip_set (&rmt.fp_addr, &match->rmt_ip, 1); + lcl.fp_len = ip4_mask_to_preflen (&mask->lcl_ip); + rmt.fp_len = ip4_mask_to_preflen (&mask->rmt_ip); + + ip_prefix_encode (&lcl, &rmp->lcl); + ip_prefix_encode (&rmt, &rmp->rmt); rmp->lcl_port = match->lcl_port; rmp->rmt_port = match->rmt_port; rmp->action_index = clib_host_to_net_u32 (rule->action_index); rmp->scope = - is_local ? SESSION_RULE_SCOPE_LOCAL : SESSION_RULE_SCOPE_GLOBAL; - rmp->transport_proto = transport_proto; + is_local ? SESSION_RULE_SCOPE_API_LOCAL : SESSION_RULE_SCOPE_API_GLOBAL; + rmp->transport_proto = api_session_transport_proto_encode (transport_proto); rmp->appns_index = clib_host_to_net_u32 (appns_index); if (tag) { - clib_memcpy (rmp->tag, tag, vec_len (tag)); + clib_memcpy_fast (rmp->tag, tag, vec_len (tag)); rmp->tag[vec_len (tag)] = 0; } @@ -1018,27 +1433,32 @@ send_session_rule_details6 (mma_rule_40_t * rule, u8 is_local, (session_mask_or_match_6_t *) & rule->match; session_mask_or_match_6_t *mask = (session_mask_or_match_6_t *) & rule->mask; + fib_prefix_t lcl, rmt; rmp = vl_msg_api_alloc (sizeof (*rmp)); - memset (rmp, 0, sizeof (*rmp)); + clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS); rmp->context = context; - rmp->is_ip4 = 0; - clib_memcpy (rmp->lcl_ip, &match->lcl_ip, sizeof (match->lcl_ip)); - clib_memcpy (rmp->rmt_ip, &match->rmt_ip, sizeof (match->rmt_ip)); - rmp->lcl_plen = ip6_mask_to_preflen (&mask->lcl_ip); - rmp->rmt_plen = ip6_mask_to_preflen (&mask->rmt_ip); + clib_memset (&lcl, 0, sizeof (lcl)); + clib_memset (&rmt, 0, sizeof (rmt)); + ip_set (&lcl.fp_addr, &match->lcl_ip, 0); + ip_set (&rmt.fp_addr, &match->rmt_ip, 0); + lcl.fp_len = ip6_mask_to_preflen (&mask->lcl_ip); + rmt.fp_len = ip6_mask_to_preflen (&mask->rmt_ip); + + ip_prefix_encode (&lcl, &rmp->lcl); + ip_prefix_encode (&rmt, &rmp->rmt); rmp->lcl_port = match->lcl_port; rmp->rmt_port = match->rmt_port; rmp->action_index = clib_host_to_net_u32 (rule->action_index); rmp->scope = - is_local ? SESSION_RULE_SCOPE_LOCAL : SESSION_RULE_SCOPE_GLOBAL; - rmp->transport_proto = transport_proto; + is_local ? SESSION_RULE_SCOPE_API_LOCAL : SESSION_RULE_SCOPE_API_GLOBAL; + rmp->transport_proto = api_session_transport_proto_encode (transport_proto); rmp->appns_index = clib_host_to_net_u32 (appns_index); if (tag) { - clib_memcpy (rmp->tag, tag, vec_len (tag)); + clib_memcpy_fast (rmp->tag, tag, vec_len (tag)); rmp->tag[vec_len (tag)] = 0; } @@ -1108,17 +1528,87 @@ vl_api_session_rules_dump_t_handler (vl_api_one_map_server_dump_t * mp) /* *INDENT-ON* */ } +static void +vl_api_app_add_cert_key_pair_t_handler (vl_api_app_add_cert_key_pair_t * mp) +{ + vl_api_app_add_cert_key_pair_reply_t *rmp; + vnet_app_add_cert_key_pair_args_t _a, *a = &_a; + u32 certkey_len, key_len, cert_len; + int rv = 0; + if (session_main_is_enabled () == 0) + { + rv = VNET_API_ERROR_FEATURE_DISABLED; + goto done; + } + + cert_len = clib_net_to_host_u16 (mp->cert_len); + if (cert_len > 10000) + { + rv = VNET_API_ERROR_INVALID_VALUE; + goto done; + } + + certkey_len = clib_net_to_host_u16 (mp->certkey_len); + if (certkey_len < cert_len) + { + rv = VNET_API_ERROR_INVALID_VALUE; + goto done; + } + + key_len = certkey_len - cert_len; + if (key_len > 10000) + { + rv = VNET_API_ERROR_INVALID_VALUE; + goto done; + } + + clib_memset (a, 0, sizeof (*a)); + vec_validate (a->cert, cert_len); + vec_validate (a->key, key_len); + clib_memcpy_fast (a->cert, mp->certkey, cert_len); + clib_memcpy_fast (a->key, mp->certkey + cert_len, key_len); + rv = vnet_app_add_cert_key_pair (a); + vec_free (a->cert); + vec_free (a->key); + +done: + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_APP_ADD_CERT_KEY_PAIR_REPLY, ({ + if (!rv) + rmp->index = clib_host_to_net_u32 (a->index); + })); + /* *INDENT-ON* */ +} + +static void +vl_api_app_del_cert_key_pair_t_handler (vl_api_app_del_cert_key_pair_t * mp) +{ + vl_api_app_del_cert_key_pair_reply_t *rmp; + u32 ckpair_index; + int rv = 0; + if (session_main_is_enabled () == 0) + { + rv = VNET_API_ERROR_FEATURE_DISABLED; + goto done; + } + ckpair_index = clib_net_to_host_u32 (mp->index); + rv = vnet_app_del_cert_key_pair (ckpair_index); + +done: + REPLY_MACRO (VL_API_APP_DEL_CERT_KEY_PAIR_REPLY); +} + +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_application_tls_cert_add_t_handler (vl_api_application_tls_cert_add_t * mp) { - vl_api_app_namespace_add_del_reply_t *rmp; - vnet_app_add_tls_cert_args_t _a, *a = &_a; - clib_error_t *error; + vl_api_application_tls_cert_add_reply_t *rmp; + app_cert_key_pair_t *ckpair; application_t *app; u32 cert_len; int rv = 0; - if (!session_manager_is_enabled ()) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -1128,37 +1618,31 @@ vl_api_application_tls_cert_add_t_handler (vl_api_application_tls_cert_add_t * rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED; goto done; } - memset (a, 0, sizeof (*a)); - a->app_index = app->index; cert_len = clib_net_to_host_u16 (mp->cert_len); if (cert_len > 10000) { rv = VNET_API_ERROR_INVALID_VALUE; goto done; } - vec_validate (a->cert, cert_len); - clib_memcpy (a->cert, mp->cert, cert_len); - if ((error = vnet_app_add_tls_cert (a))) - { - rv = clib_error_get_code (error); - clib_error_report (error); - } - vec_free (a->cert); + ckpair = app_cert_key_pair_get_default (); + vec_validate (ckpair->cert, cert_len); + clib_memcpy_fast (ckpair->cert, mp->cert, cert_len); + done: REPLY_MACRO (VL_API_APPLICATION_TLS_CERT_ADD_REPLY); } +/* ### WILL BE DEPRECATED POST 20.01 ### */ static void vl_api_application_tls_key_add_t_handler (vl_api_application_tls_key_add_t * mp) { - vl_api_app_namespace_add_del_reply_t *rmp; - vnet_app_add_tls_key_args_t _a, *a = &_a; - clib_error_t *error; + vl_api_application_tls_key_add_reply_t *rmp; + app_cert_key_pair_t *ckpair; application_t *app; u32 key_len; int rv = 0; - if (!session_manager_is_enabled ()) + if (session_main_is_enabled () == 0) { rv = VNET_API_ERROR_FEATURE_DISABLED; goto done; @@ -1168,22 +1652,15 @@ vl_api_application_tls_key_add_t_handler (vl_api_application_tls_key_add_t * rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED; goto done; } - memset (a, 0, sizeof (*a)); - a->app_index = app->index; key_len = clib_net_to_host_u16 (mp->key_len); if (key_len > 10000) { rv = VNET_API_ERROR_INVALID_VALUE; goto done; } - vec_validate (a->key, key_len); - clib_memcpy (a->key, mp->key, key_len); - if ((error = vnet_app_add_tls_key (a))) - { - rv = clib_error_get_code (error); - clib_error_report (error); - } - vec_free (a->key); + ckpair = app_cert_key_pair_get_default (); + vec_validate (ckpair->key, key_len); + clib_memcpy_fast (ckpair->key, mp->key, key_len); done: REPLY_MACRO (VL_API_APPLICATION_TLS_KEY_ADD_REPLY); } @@ -1195,7 +1672,8 @@ application_reaper_cb (u32 client_index) vnet_app_detach_args_t _a, *a = &_a; if (app) { - a->app_index = app->index; + a->app_index = app->app_index; + a->api_client_index = client_index; vnet_application_detach (a); } return 0; @@ -1218,14 +1696,14 @@ setup_message_id_table (api_main_t * am) /* * session_api_hookup * Add uri's API message handlers to the table. - * vlib has alread mapped shared memory and + * vlib has already mapped shared memory and * added the client registration handlers. * See .../open-repo/vlib/memclnt_vlib.c:memclnt_process() */ static clib_error_t * session_api_hookup (vlib_main_t * vm) { - api_main_t *am = &api_main; + api_main_t *am = vlibapi_get_main (); #define _(N,n) \ vl_msg_api_set_handlers(VL_API_##N, #n, \