/*
- * 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:
#include <vlibmemory/api.h>
#include <vnet/session/application.h>
#include <vnet/session/application_interface.h>
+#include <vnet/session/application_local.h>
#include <vnet/session/session_rules_table.h>
#include <vnet/session/session_table.h>
+#include <vnet/session/session.h>
+
+#include <vnet/ip/ip_types_api.h>
#include <vnet/vnet_msg_enum.h>
#include <vlibapi/api_helper_macros.h>
#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) \
_(SESSION_ENABLE_DISABLE, session_enable_disable) \
_(APP_NAMESPACE_ADD_DEL, app_namespace_add_del) \
_(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 int
-session_send_fds (vl_api_registration_t * reg, int fds[], int n_fds)
+static transport_proto_t
+api_session_transport_proto_decode (const vl_api_transport_proto_t * api_tp)
{
- clib_error_t *error;
- if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
- {
- clib_warning ("can't send memfd fd");
- return -1;
- }
- error = vl_api_send_fd_msg (reg, fds, n_fds);
- if (error)
- {
- clib_error_report (error);
- return -1;
+ 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_TLS:
+ return TRANSPORT_PROTO_TLS;
+ case TRANSPORT_PROTO_API_QUIC:
+ return TRANSPORT_PROTO_QUIC;
+ default:
+ return TRANSPORT_PROTO_NONE;
}
- return 0;
}
-static int
-send_add_segment_callback (u32 api_client_index, const ssvm_private_t * sp)
+static vl_api_transport_proto_t
+api_session_transport_proto_encode (const transport_proto_t tp)
{
- int fds[SESSION_N_FD_TYPE], n_fds = 0;
- vl_api_map_another_segment_t *mp;
- vl_api_registration_t *reg;
- 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);
- return -1;
- }
-
- 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;
+ switch (tp)
+ {
+ case TRANSPORT_PROTO_TCP:
+ return TRANSPORT_PROTO_API_TCP;
+ case TRANSPORT_PROTO_UDP:
+ return TRANSPORT_PROTO_API_UDP;
+ case TRANSPORT_PROTO_TLS:
+ return TRANSPORT_PROTO_API_TLS;
+ case TRANSPORT_PROTO_QUIC:
+ return TRANSPORT_PROTO_API_QUIC;
+ default:
+ return TRANSPORT_PROTO_API_NONE;
}
-
- 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_MAP_ANOTHER_SEGMENT);
- mp->segment_size = sp->ssvm_size;
- mp->fd_flags = fd_flags;
- 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 (n_fds)
- return session_send_fds (reg, fds, n_fds);
-
- return 0;
}
static int
-send_del_segment_callback (u32 api_client_index, const ssvm_private_t * fs)
+session_send_fds (vl_api_registration_t * reg, int fds[], int n_fds)
{
- vl_api_unmap_segment_t *mp;
- vl_api_registration_t *reg;
-
- reg = vl_mem_api_client_index_to_registration (api_client_index);
- if (!reg)
+ clib_error_t *error;
+ if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
+ return SESSION_E_BAPI_NO_FD;
+ error = vl_api_send_fd_msg (reg, fds, n_fds);
+ if (error)
{
- clib_warning ("no registration: %u", api_client_index);
- return -1;
+ clib_error_report (error);
+ return SESSION_E_BAPI_SEND_FD;
}
-
- 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_UNMAP_SEGMENT);
- strncpy ((char *) mp->segment_name, (char *) fs->name,
- sizeof (mp->segment_name) - 1);
-
- vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
-
return 0;
}
static int
-send_app_cut_through_registration_add (u32 api_client_index,
- u32 wrk_map_index, u64 mq_addr,
- u64 peer_mq_addr)
+mq_try_lock_and_alloc_msg (svm_msg_q_t * app_mq, svm_msg_q_msg_t * msg)
{
- vl_api_app_cut_through_registration_add_t *mp;
- vl_api_registration_t *reg;
- svm_msg_q_t *mq, *peer_mq;
- int fds[2];
-
- reg = vl_mem_api_client_index_to_registration (api_client_index);
- if (!reg)
- {
- clib_warning ("no registration: %u", api_client_index);
- return -1;
- }
-
- 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_APP_CUT_THROUGH_REGISTRATION_ADD);
-
- mp->evt_q_address = mq_addr;
- mp->peer_evt_q_address = peer_mq_addr;
- mp->wrk_index = wrk_map_index;
-
- mq = uword_to_pointer (mq_addr, svm_msg_q_t *);
- peer_mq = uword_to_pointer (peer_mq_addr, svm_msg_q_t *);
-
- if (svm_msg_q_get_producer_eventfd (mq) != -1)
- {
- mp->fd_flags |= SESSION_FD_F_MQ_EVENTFD;
- mp->n_fds = 2;
- /* app will overwrite exactly the fds we pass here. So
- * when we swap mq with peer_mq (accept vs connect) the
- * fds will still be valid */
- fds[0] = svm_msg_q_get_consumer_eventfd (mq);
- fds[1] = svm_msg_q_get_producer_eventfd (peer_mq);
- }
-
- vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
-
- if (mp->n_fds != 0)
- session_send_fds (reg, fds, mp->n_fds);
-
- return 0;
+ 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;
}
static int
-send_session_accept_callback (stream_session_t * s)
+mq_send_session_accepted_cb (session_t * s)
{
- app_worker_t *server_wrk = app_worker_get (s->app_wrk_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_msg_q_t *vpp_queue;
- application_t *server;
+ app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
+ svm_msg_q_msg_t _msg, *msg = &_msg;
+ session_accepted_msg_t m = { 0 };
+ svm_msg_q_t *app_mq;
+ fifo_segment_t *eq_seg;
+ session_t *listener;
+ session_event_t *evt;
+ application_t *app;
- server = application_get (server_wrk->app_index);
- 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;
- }
+ app = application_get (app_wrk->app_index);
- mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
- memset (mp, 0, sizeof (*mp));
+ m.context = app->app_index;
+ m.server_rx_fifo = fifo_segment_fifo_offset (s->rx_fifo);
+ m.server_tx_fifo = fifo_segment_fifo_offset (s->tx_fifo);
+ m.segment_handle = session_segment_handle (s);
+ m.flags = s->flags;
- mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_ACCEPT_SESSION);
- mp->context = server_wrk->wrk_index;
- mp->server_rx_fifo = pointer_to_uword (s->server_rx_fifo);
- mp->server_tx_fifo = pointer_to_uword (s->server_tx_fifo);
+ eq_seg = application_get_rx_mqs_segment (app);
if (session_has_transport (s))
{
- listener = listen_session_get (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);
+ m.listener_handle = app_listen_session_handle (listener);
+ if (application_is_proxy (app))
{
listener =
- app_worker_first_listener (server_wrk, session_get_fib_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);
+ m.listener_handle = listen_session_get_handle (listener);
}
- vpp_queue = session_manager_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));
+ m.vpp_event_queue_address =
+ fifo_segment_msg_q_offset (eq_seg, s->thread_index);
+ m.mq_index = s->thread_index;
+ m.handle = session_handle (s);
+
+ session_get_endpoint (s, &m.rmt, 0 /* is_lcl */);
+ session_get_endpoint (s, &m.lcl, 1 /* 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_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->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);
+ m.listener_handle = app_listen_session_handle (listener);
+ m.rmt.is_ip4 = session_type_is_ip4 (listener->session_type);
+ m.rmt.port = ct->c_rmt_port;
+ m.lcl.port = ct->c_lcl_port;
+ m.handle = session_handle (s);
+ m.vpp_event_queue_address =
+ fifo_segment_msg_q_offset (eq_seg, s->thread_index);
+ m.mq_index = s->thread_index;
}
- vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
+
+ app_mq = app_wrk->event_queue;
+ if (mq_try_lock_and_alloc_msg (app_mq, msg))
+ return SESSION_E_MQ_MSG_ALLOC;
+
+ evt = svm_msg_q_msg_data (app_mq, msg);
+ clib_memset (evt, 0, sizeof (*evt));
+ evt->event_type = SESSION_CTRL_EVT_ACCEPTED;
+ clib_memcpy_fast (evt->data, &m, sizeof (m));
+ svm_msg_q_add_and_unlock (app_mq, msg);
return 0;
}
-void
-mq_send_local_session_disconnected_cb (u32 app_wrk_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)
{
- app_worker_t *app_wrk = app_worker_get (app_wrk_index);
svm_msg_q_msg_t _msg, *msg = &_msg;
session_disconnected_msg_t *mp;
svm_msg_q_t *app_mq;
session_event_t *evt;
- application_t *app;
- app = application_get (app_wrk->app_index);
app_mq = app_wrk->event_queue;
- svm_msg_q_lock_and_alloc_msg_w_ring (app_mq, SESSION_MQ_CTRL_EVT_RING,
- SVM_Q_WAIT, msg);
+ if (mq_try_lock_and_alloc_msg (app_mq, msg))
+ return;
evt = svm_msg_q_msg_data (app_mq, msg);
- memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_DISCONNECTED;
+ clib_memset (evt, 0, sizeof (*evt));
+ evt->event_type = evt_type;
mp = (session_disconnected_msg_t *) evt->data;
- mp->handle = application_local_session_handle (ls);
- mp->context = app->api_client_index;
+ mp->handle = sh;
+ mp->context = app_wrk->api_client_index;
svm_msg_q_add_and_unlock (app_mq, msg);
}
-static void
-send_session_disconnect_callback (stream_session_t * s)
+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 = app_worker_get (s->app_wrk_index);
- vl_api_disconnect_session_t *mp;
- vl_api_registration_t *reg;
+ app_worker_t *app_wrk;
application_t *app;
+ int i;
- app = application_get (app_wrk->app_index);
- reg = vl_mem_api_client_index_to_registration (app->api_client_index);
- if (!reg)
+ app = application_get (app_index);
+ if (!app)
+ return;
+
+ for (i = 0; i < f->shr->n_subscribers; i++)
{
- clib_warning ("no registration: %u", app->api_client_index);
- return;
+ if (!(app_wrk = application_get_worker (app, f->shr->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 = session_handle (s);
- mp->context = app->api_client_index;
- vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
+static void
+mq_send_session_disconnected_cb (session_t * s)
+{
+ app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
+ session_handle_t sh = session_handle (s);
+
+ mq_send_session_close_evt (app_wrk, session_handle (s),
+ SESSION_CTRL_EVT_DISCONNECTED);
+
+ 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)
{
app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
- vl_api_registration_t *reg;
- vl_api_reset_session_t *mp;
- application_t *app;
+ session_handle_t sh = session_handle (s);
- app = application_get (app_wrk->app_index);
- 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_wrk_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, session_error_t err)
{
- vl_api_connect_session_reply_t *mp;
+ svm_msg_q_msg_t _msg, *msg = &_msg;
+ session_connected_msg_t m = { 0 };
+ svm_msg_q_t *app_mq;
transport_connection_t *tc;
- vl_api_registration_t *reg;
- svm_msg_q_t *vpp_queue;
+ fifo_segment_t *eq_seg;
app_worker_t *app_wrk;
+ session_event_t *evt;
application_t *app;
app_wrk = app_worker_get (app_wrk_index);
- app = application_get (app_wrk->app_index);
- reg = vl_mem_api_client_index_to_registration (app->api_client_index);
- if (!reg)
- {
- clib_warning ("no registration: %u", app->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);
- mp->context = api_context;
+ m.context = api_context;
+ m.retval = err;
- if (is_fail)
- goto done;
+ if (err)
+ goto snd_msg;
+
+ app = application_get (app_wrk->app_index);
+ eq_seg = application_get_rx_mqs_segment (app);
if (session_has_transport (s))
{
tc = session_get_transport (s);
if (!tc)
{
- is_fail = 1;
- goto done;
+ clib_warning ("failed to retrieve transport!");
+ m.retval = SESSION_E_REFUSED;
+ goto snd_msg;
}
- vpp_queue = session_manager_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);
+ m.handle = session_handle (s);
+ m.vpp_event_queue_address =
+ fifo_segment_msg_q_offset (eq_seg, s->thread_index);
+
+ session_get_endpoint (s, &m.lcl, 1 /* is_lcl */);
+
+ m.server_rx_fifo = fifo_segment_fifo_offset (s->rx_fifo);
+ m.server_tx_fifo = fifo_segment_fifo_offset (s->tx_fifo);
+ m.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;
-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);
- return 0;
-}
+ cct = (ct_connection_t *) session_get_transport (s);
+ m.handle = session_handle (s);
+ m.lcl.port = cct->c_lcl_port;
+ m.lcl.is_ip4 = cct->c_is_ip4;
+ m.vpp_event_queue_address =
+ fifo_segment_msg_q_offset (eq_seg, s->thread_index);
+ m.server_rx_fifo = fifo_segment_fifo_offset (s->rx_fifo);
+ m.server_tx_fifo = fifo_segment_fifo_offset (s->tx_fifo);
+ m.segment_handle = session_segment_handle (s);
+ ss = ct_session_get_peer (s);
+ m.ct_rx_fifo = fifo_segment_fifo_offset (ss->tx_fifo);
+ m.ct_tx_fifo = fifo_segment_fifo_offset (ss->rx_fifo);
+ m.ct_segment_handle = session_segment_handle (ss);
+ }
-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,
- .add_segment_callback = send_add_segment_callback,
- .del_segment_callback = send_del_segment_callback,
-};
+ /* Setup client session index in advance, in case data arrives
+ * before the app processes message and updates it */
+ s->rx_fifo->shr->client_session_index = api_context;
+ s->tx_fifo->shr->client_session_index = api_context;
-static int
-mq_send_session_accepted_cb (stream_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;
- transport_proto_vft_t *tp_vft;
- transport_connection_t *tc;
- stream_session_t *listener;
- session_accepted_msg_t *mp;
- session_event_t *evt;
- application_t *app;
+snd_msg:
- app = application_get (app_wrk->app_index);
app_mq = app_wrk->event_queue;
- svm_msg_q_lock_and_alloc_msg_w_ring (app_mq, SESSION_MQ_CTRL_EVT_RING,
- SVM_Q_WAIT, msg);
-
- evt = svm_msg_q_msg_data (app_mq, msg);
- memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_ACCEPTED;
- mp = (session_accepted_msg_t *) evt->data;
- mp->context = app->app_index;
- mp->server_rx_fifo = pointer_to_uword (s->server_rx_fifo);
- mp->server_tx_fifo = pointer_to_uword (s->server_tx_fifo);
- if (session_has_transport (s))
- {
- listener = listen_session_get (s->listener_index);
- mp->listener_handle = listen_session_get_handle (listener);
- if (application_is_proxy (app))
- {
- listener =
- 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);
- 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));
- }
- else
- {
- local_session_t *ls = (local_session_t *) s;
- local_session_t *ll;
- u8 main_thread = vlib_num_workers ()? 1 : 0;
+ if (mq_try_lock_and_alloc_msg (app_mq, msg))
+ return SESSION_E_MQ_MSG_ALLOC;
- send_app_cut_through_registration_add (app->api_client_index,
- app_wrk->wrk_map_index,
- ls->server_evt_q,
- ls->client_evt_q);
+ evt = svm_msg_q_msg_data (app_mq, msg);
+ clib_memset (evt, 0, sizeof (*evt));
+ evt->event_type = SESSION_CTRL_EVT_CONNECTED;
+ clib_memcpy_fast (evt->data, &m, sizeof (m));
- if (application_local_session_listener_has_transport (ls))
- {
- listener = listen_session_get (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 (app, ls->listener_index);
- if (ll->transport_listener_index != ~0)
- {
- listener = listen_session_get (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;
- vpp_queue = session_manager_get_vpp_event_queue (main_thread);
- mp->vpp_event_queue_address = pointer_to_uword (vpp_queue);
- mp->client_event_queue_address = ls->client_evt_q;
- mp->server_event_queue_address = ls->server_evt_q;
- }
svm_msg_q_add_and_unlock (app_mq, msg);
-
return 0;
}
-static void
-mq_send_session_disconnected_cb (stream_session_t * s)
+int
+mq_send_session_bound_cb (u32 app_wrk_index, u32 api_context,
+ session_handle_t handle, int rv)
{
- app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
svm_msg_q_msg_t _msg, *msg = &_msg;
- session_disconnected_msg_t *mp;
+ session_bound_msg_t m = { 0 };
svm_msg_q_t *app_mq;
+ transport_endpoint_t tep;
+ fifo_segment_t *eq_seg;
+ app_worker_t *app_wrk;
session_event_t *evt;
application_t *app;
+ app_listener_t *al;
+ session_t *ls = 0;
+
+ app_wrk = app_worker_get (app_wrk_index);
+
+ m.context = api_context;
+ m.retval = rv;
+
+ if (rv)
+ goto snd_msg;
+
+ m.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 */);
+ m.lcl_port = tep.port;
+ m.lcl_is_ip4 = tep.is_ip4;
+ clib_memcpy_fast (m.lcl_ip, &tep.ip, sizeof (tep.ip));
app = application_get (app_wrk->app_index);
+ eq_seg = application_get_rx_mqs_segment (app);
+ m.vpp_evt_q = fifo_segment_msg_q_offset (eq_seg, ls->thread_index);
+
+ if (session_transport_service_type (ls) == TRANSPORT_SERVICE_CL &&
+ ls->rx_fifo)
+ {
+ m.rx_fifo = fifo_segment_fifo_offset (ls->rx_fifo);
+ m.tx_fifo = fifo_segment_fifo_offset (ls->tx_fifo);
+ m.segment_handle = session_segment_handle (ls);
+ }
+
+snd_msg:
+
app_mq = app_wrk->event_queue;
- svm_msg_q_lock_and_alloc_msg_w_ring (app_mq, SESSION_MQ_CTRL_EVT_RING,
- SVM_Q_WAIT, msg);
+
+ if (mq_try_lock_and_alloc_msg (app_mq, msg))
+ return SESSION_E_MQ_MSG_ALLOC;
+
evt = svm_msg_q_msg_data (app_mq, msg);
- memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_DISCONNECTED;
- mp = (session_disconnected_msg_t *) evt->data;
- mp->handle = session_handle (s);
- mp->context = app->api_client_index;
+ clib_memset (evt, 0, sizeof (*evt));
+ evt->event_type = SESSION_CTRL_EVT_BOUND;
+ clib_memcpy_fast (evt->data, &m, sizeof (m));
+
svm_msg_q_add_and_unlock (app_mq, msg);
+ return 0;
}
-static void
-mq_send_session_reset_cb (stream_session_t * s)
+void
+mq_send_unlisten_reply (app_worker_t * app_wrk, session_handle_t sh,
+ u32 context, int rv)
{
- app_worker_t *app = app_worker_get (s->app_wrk_index);
svm_msg_q_msg_t _msg, *msg = &_msg;
- session_reset_msg_t *mp;
+ session_unlisten_reply_msg_t *ump;
svm_msg_q_t *app_mq;
session_event_t *evt;
- app_mq = app->event_queue;
- svm_msg_q_lock_and_alloc_msg_w_ring (app_mq, SESSION_MQ_CTRL_EVT_RING,
- SVM_Q_WAIT, msg);
+ 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);
- memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_RESET;
- mp = (session_reset_msg_t *) evt->data;
- mp->handle = session_handle (s);
+ 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 int
-mq_send_session_connected_cb (u32 app_wrk_index, u32 api_context,
- stream_session_t * s, u8 is_fail)
+static void
+mq_send_session_migrate_cb (session_t * s, session_handle_t new_sh)
{
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;
+ session_migrated_msg_t m = { 0 };
+ fifo_segment_t *eq_seg;
app_worker_t *app_wrk;
session_event_t *evt;
+ svm_msg_q_t *app_mq;
application_t *app;
+ u32 thread_index;
- app_wrk = app_worker_get (app_wrk_index);
- app = application_get (app_wrk->app_index);
+ thread_index = session_thread_from_handle (new_sh);
+ app_wrk = app_worker_get (s->app_wrk_index);
app_mq = app_wrk->event_queue;
- if (!app_mq)
- {
- clib_warning ("app %u with api index: %u not attached", app->app_index,
- app->api_client_index);
- return -1;
- }
-
- svm_msg_q_lock_and_alloc_msg_w_ring (app_mq, SESSION_MQ_CTRL_EVT_RING,
- SVM_Q_WAIT, msg);
- evt = svm_msg_q_msg_data (app_mq, msg);
- memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_CONNECTED;
- mp = (session_connected_msg_t *) evt->data;
- mp->context = api_context;
-
- if (is_fail)
- goto done;
+ app = application_get (app_wrk->app_index);
+ eq_seg = application_get_rx_mqs_segment (app);
- if (session_has_transport (s))
- {
- tc = session_get_transport (s);
- if (!tc)
- {
- is_fail = 1;
- goto done;
- }
+ m.handle = session_handle (s);
+ m.new_handle = new_sh;
+ m.vpp_thread_index = thread_index;
+ m.vpp_evt_q = fifo_segment_msg_q_offset (eq_seg, thread_index);
+ m.segment_handle = SESSION_INVALID_HANDLE;
- vpp_mq = session_manager_get_vpp_event_queue (s->thread_index);
- mp->handle = session_handle (s);
- mp->vpp_event_queue_address = pointer_to_uword (vpp_mq);
- 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);
- }
- else
- {
- local_session_t *ls = (local_session_t *) s;
- u8 main_thread = vlib_num_workers ()? 1 : 0;
-
- send_app_cut_through_registration_add (app->api_client_index,
- app_wrk->wrk_map_index,
- ls->client_evt_q,
- ls->server_evt_q);
-
- mp->handle = application_local_session_handle (ls);
- mp->lcl_port = ls->port;
- vpp_mq = session_manager_get_vpp_event_queue (main_thread);
- mp->vpp_event_queue_address = pointer_to_uword (vpp_mq);
- mp->client_event_queue_address = ls->client_evt_q;
- mp->server_event_queue_address = ls->server_evt_q;
- mp->server_rx_fifo = pointer_to_uword (s->server_tx_fifo);
- mp->server_tx_fifo = pointer_to_uword (s->server_rx_fifo);
- }
+ if (mq_try_lock_and_alloc_msg (app_mq, msg))
+ return;
-done:
- mp->retval = is_fail ?
- clib_host_to_net_u32 (VNET_API_ERROR_SESSION_CONNECT) : 0;
+ evt = svm_msg_q_msg_data (app_mq, msg);
+ clib_memset (evt, 0, sizeof (*evt));
+ evt->event_type = SESSION_CTRL_EVT_MIGRATED;
+ clib_memcpy_fast (evt->data, &m, sizeof (m));
svm_msg_q_add_and_unlock (app_mq, msg);
- return 0;
}
static int
-mq_send_session_bound_cb (u32 app_wrk_index, u32 api_context,
- session_handle_t handle, int rv)
+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;
- svm_msg_q_t *app_mq, *vpp_evt_q;
- transport_connection_t *tc;
- stream_session_t *ls = 0;
- session_bound_msg_t *mp;
+ session_app_add_segment_msg_t *mp;
+ vl_api_registration_t *reg;
app_worker_t *app_wrk;
session_event_t *evt;
- application_t *app;
+ 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);
- app = application_get (app_wrk->app_index);
- app_mq = app_wrk->event_queue;
- if (!app_mq)
+
+ reg = vl_mem_api_client_index_to_registration (app_wrk->api_client_index);
+ if (!reg)
{
- clib_warning ("app %u with api index: %u not attached", app->app_index,
- app->api_client_index);
+ clib_warning ("no api registration for client: %u",
+ app_wrk->api_client_index);
return -1;
}
- svm_msg_q_lock_and_alloc_msg_w_ring (app_mq, SESSION_MQ_CTRL_EVT_RING,
- SVM_Q_WAIT, msg);
+ 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);
- memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_BOUND;
- mp = (session_bound_msg_t *) evt->data;
- mp->context = api_context;
+ 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);
- if (rv)
- goto done;
+ svm_msg_q_add_and_unlock (app_mq, msg);
- mp->handle = handle;
- if (application_has_global_scope (app))
- {
- ls = listen_session_get_from_handle (handle);
- tc = listen_session_get_transport (ls);
- mp->lcl_port = tc->lcl_port;
- mp->lcl_is_ip4 = tc->is_ip4;
- clib_memcpy (mp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip));
- }
- else
- {
- local_session_t *local;
- local = application_get_local_listener_w_handle (handle);
- mp->lcl_port = local->port;
- mp->lcl_is_ip4 = session_type_is_ip4 (local->session_type);
- }
+ 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;
- if (ls && session_transport_service_type (ls) == TRANSPORT_SERVICE_CL)
+ app_wrk = app_worker_get (app_wrk_index);
+ reg = vl_mem_api_client_index_to_registration (app_wrk->api_client_index);
+ if (!reg)
{
- mp->rx_fifo = pointer_to_uword (ls->server_rx_fifo);
- mp->tx_fifo = pointer_to_uword (ls->server_tx_fifo);
- vpp_evt_q = session_manager_get_vpp_event_queue (0);
- mp->vpp_evt_q = pointer_to_uword (vpp_evt_q);
+ clib_warning ("no registration: %u", app_wrk->api_client_index);
+ return -1;
}
-done:
- mp->retval = rv;
+ 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;
+
+ /* Propagate transport cleanup notifications only if app didn't close */
+ if (ntf == SESSION_CLEANUP_TRANSPORT
+ && s->session_state != SESSION_STATE_TRANSPORT_DELETED)
+ 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);
+ mp->type = ntf;
+ svm_msg_q_add_and_unlock (app_mq, msg);
+}
+
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,
- .add_segment_callback = send_add_segment_callback,
- .del_segment_callback = send_del_segment_callback,
+ .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
}
static void
-vl_api_application_attach_t_handler (vl_api_application_attach_t * mp)
+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_application_attach_reply_t *rmp;
- ssvm_private_t *segp, *evt_q_segment;
+ int rv = 0, *fds = 0, n_fds = 0, n_workers, i;
+ fifo_segment_t *segp, *rx_mqs_seg = 0;
vnet_app_attach_args_t _a, *a = &_a;
+ vl_api_app_attach_reply_t *rmp;
+ u8 fd_flags = 0, ctrl_thread;
vl_api_registration_t *reg;
- clib_error_t *error = 0;
- u8 fd_flags = 0;
+ svm_msg_q_t *rx_mq;
+ application_t *app;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
- if (session_manager_is_enabled () == 0)
+ n_workers = vlib_num_workers ();
+ if (!session_main_is_enabled () || appns_sapi_enabled ())
{
rv = VNET_API_ERROR_FEATURE_DISABLED;
goto done;
}
+ /* Only support binary api with socket transport */
+ if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
+ {
+ rv = VNET_API_ERROR_APP_UNSUPPORTED_CFG;
+ goto done;
+ }
STATIC_ASSERT (sizeof (u64) * APP_OPTIONS_N_OPTIONS <=
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_mq_cb_vft;
+ a->namespace_id = vl_api_from_api_to_new_vec (mp, &mp->namespace_id);
- if (a->options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_USE_MQ_FOR_CTRL_MSGS)
- a->session_cb_vft = &session_mq_cb_vft;
- else
- a->session_cb_vft = &session_cb_vft;
-
- if (mp->namespace_id_len > 64)
- {
- rv = VNET_API_ERROR_INVALID_VALUE;
- goto done;
- }
-
- if (mp->namespace_id_len)
- {
- vec_validate (a->namespace_id, mp->namespace_id_len - 1);
- clib_memcpy (a->namespace_id, mp->namespace_id, mp->namespace_id_len);
- }
-
- if ((error = vnet_application_attach (a)))
+ if ((rv = vnet_application_attach (a)))
{
- rv = clib_error_get_code (error);
- clib_error_report (error);
+ 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_manager_get_evt_q_segment ()))
- {
- fd_flags |= SESSION_FD_F_VPP_MQ_SEGMENT;
- fds[n_fds] = evt_q_segment->fd;
- n_fds += 1;
- }
+ vec_validate (fds, 3 /* segs + tx evtfd */ + n_workers);
+
+ /* Send rx mqs segment */
+ app = application_get (a->app_index);
+ rx_mqs_seg = application_get_rx_mqs_segment (app);
+
+ fd_flags |= SESSION_FD_F_VPP_MQ_SEGMENT;
+ fds[n_fds] = rx_mqs_seg->ssvm.fd;
+ n_fds += 1;
+
/* Send fifo segment fd if needed */
if (ssvm_type (a->segment) == SSVM_SEGMENT_MEMFD)
{
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);
+ fds[n_fds] = svm_msg_q_get_eventfd (a->app_evt_q);
n_fds += 1;
}
-done:
+ if (application_use_private_rx_mqs ())
+ {
+ fd_flags |= SESSION_FD_F_VPP_MQ_EVENTFD;
+ for (i = 0; i < n_workers + 1; i++)
+ {
+ rx_mq = application_rx_mq_get (app, i);
+ fds[n_fds] = svm_msg_q_get_eventfd (rx_mq);
+ n_fds += 1;
+ }
+ }
+done:
/* *INDENT-OFF* */
- REPLY_MACRO2 (VL_API_APPLICATION_ATTACH_REPLY, ({
+ REPLY_MACRO2 (VL_API_APP_ATTACH_REPLY, ({
if (!rv)
{
- segp = a->segment;
- rmp->segment_name_length = 0;
- 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 = pointer_to_uword (a->app_evt_q);
+ ctrl_thread = n_workers ? 1 : 0;
+ segp = (fifo_segment_t *) a->segment;
+ rmp->app_index = clib_host_to_net_u32 (a->app_index);
+ rmp->app_mq = fifo_segment_msg_q_offset (segp, 0);
+ rmp->vpp_ctrl_mq = fifo_segment_msg_q_offset (rx_mqs_seg, ctrl_thread);
+ rmp->vpp_ctrl_mq_thread = ctrl_thread;
rmp->n_fds = n_fds;
rmp->fd_flags = fd_flags;
+ if (vec_len (segp->ssvm.name))
+ {
+ vl_api_vec_to_api_string (segp->ssvm.name, &rmp->segment_name);
+ }
+ rmp->segment_size = segp->ssvm.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);
+ vec_free (fds);
}
static void
-vl_api_application_detach_t_handler (vl_api_application_detach_t * mp)
+vl_api_app_worker_add_del_t_handler (vl_api_app_worker_add_del_t * mp)
{
- vl_api_application_detach_reply_t *rmp;
- int rv = VNET_API_ERROR_INVALID_VALUE_2;
- vnet_app_detach_args_t _a, *a = &_a;
+ 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_manager_is_enabled () == 0)
+ if (!session_main_is_enabled () || appns_sapi_enabled ())
{
rv = VNET_API_ERROR_FEATURE_DISABLED;
goto done;
}
- app = application_lookup (mp->client_index);
- if (app)
+ 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)
{
- a->app_index = app->app_index;
- rv = vnet_application_detach (a);
+ rv = VNET_API_ERROR_INVALID_VALUE;
+ goto done;
}
-done:
- REPLY_MACRO (VL_API_APPLICATION_DETACH_REPLY);
-}
-
-static void
-vl_api_bind_uri_t_handler (vl_api_bind_uri_t * mp)
-{
- transport_connection_t *tc = 0;
- vnet_bind_args_t _a, *a = &_a;
- vl_api_bind_uri_reply_t *rmp;
- stream_session_t *s;
- application_t *app = 0;
- svm_msg_q_t *vpp_evt_q;
- app_worker_t *app_wrk;
- int rv;
-
- if (session_manager_is_enabled () == 0)
+ 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)
{
- rv = VNET_API_ERROR_FEATURE_DISABLED;
+ clib_warning ("app worker add/del returned: %d", rv);
goto done;
}
- app = application_lookup (mp->client_index);
- if (app)
+ if (!mp->is_add)
+ goto done;
+
+ /* Send fifo segment fd if needed */
+ if (ssvm_type (args.segment) == SSVM_SEGMENT_MEMFD)
{
- memset (a, 0, sizeof (*a));
- a->uri = (char *) mp->uri;
- a->app_index = app->app_index;
- rv = vnet_bind_uri (a);
+ fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
+ fds[n_fds] = args.segment->fd;
+ n_fds += 1;
}
- else
+ if (application_segment_manager_properties (app)->use_mq_eventfd)
{
- rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
+ fd_flags |= SESSION_FD_F_MQ_EVENTFD;
+ fds[n_fds] = svm_msg_q_get_eventfd (args.evt_q);
+ n_fds += 1;
}
-done:
-
/* *INDENT-OFF* */
- REPLY_MACRO2 (VL_API_BIND_URI_REPLY, ({
- if (!rv)
+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)
{
- rmp->handle = a->handle;
- 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;
- rmp->lcl_port = tc->lcl_port;
- clib_memcpy (rmp->lcl_ip, &tc->lcl_ip, sizeof(tc->lcl_ip));
- if (session_transport_service_type (s) == TRANSPORT_SERVICE_CL)
- {
- rmp->rx_fifo = pointer_to_uword (s->server_rx_fifo);
- rmp->tx_fifo = pointer_to_uword (s->server_tx_fifo);
- vpp_evt_q = session_manager_get_vpp_event_queue (0);
- rmp->vpp_evt_q = pointer_to_uword (vpp_evt_q);
- }
- }
+ rmp->app_event_queue_address =
+ fifo_segment_msg_q_offset ((fifo_segment_t *) args.segment, 0);
+ rmp->n_fds = n_fds;
+ rmp->fd_flags = fd_flags;
+ if (vec_len (args.segment->name))
+ {
+ vl_api_vec_to_api_string (args.segment->name, &rmp->segment_name);
+ }
}
}));
/* *INDENT-ON* */
- /* If app uses mq for control messages, send an mq message as well */
- if (app && application_use_mq_for_ctrl (app))
- {
- app_wrk = application_get_worker (app, 0);
- mq_send_session_bound_cb (app_wrk->wrk_index, mp->context, a->handle,
- rv);
- }
+ if (n_fds)
+ session_send_fds (reg, fds, n_fds);
}
static void
-vl_api_unbind_uri_t_handler (vl_api_unbind_uri_t * mp)
+vl_api_application_detach_t_handler (vl_api_application_detach_t * mp)
{
- vl_api_unbind_uri_reply_t *rmp;
+ vl_api_application_detach_reply_t *rmp;
+ int rv = VNET_API_ERROR_INVALID_VALUE_2;
+ vnet_app_detach_args_t _a, *a = &_a;
application_t *app;
- vnet_unbind_args_t _a, *a = &_a;
- int rv;
- if (session_manager_is_enabled () == 0)
+ if (!session_main_is_enabled () || appns_sapi_enabled ())
{
rv = VNET_API_ERROR_FEATURE_DISABLED;
goto done;
app = application_lookup (mp->client_index);
if (app)
{
- a->uri = (char *) mp->uri;
a->app_index = app->app_index;
- rv = vnet_unbind_uri (a);
- }
- else
- {
- rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
+ a->api_client_index = mp->client_index;
+ rv = vnet_application_detach (a);
}
done:
- REPLY_MACRO (VL_API_UNBIND_URI_REPLY);
+ REPLY_MACRO (VL_API_APPLICATION_DETACH_REPLY);
}
static void
-vl_api_connect_uri_t_handler (vl_api_connect_uri_t * mp)
+vl_api_app_namespace_add_del_t_handler (vl_api_app_namespace_add_del_t * mp)
{
- vl_api_connect_session_reply_t *rmp;
- vnet_connect_args_t _a, *a = &_a;
- application_t *app;
- clib_error_t *error = 0;
+ vl_api_app_namespace_add_del_reply_t *rmp;
+ u32 appns_index = 0;
+ u8 *ns_id = 0;
int rv = 0;
-
- if (session_manager_is_enabled () == 0)
+ if (session_main_is_enabled () == 0)
{
rv = VNET_API_ERROR_FEATURE_DISABLED;
goto done;
}
- app = application_lookup (mp->client_index);
- if (app)
+ ns_id = vl_api_from_api_to_new_vec (mp, &mp->namespace_id);
+
+ vnet_app_namespace_add_del_args_t args = {
+ .ns_id = ns_id,
+ .secret = clib_net_to_host_u64 (mp->secret),
+ .sw_if_index = clib_net_to_host_u32 (mp->sw_if_index),
+ .ip4_fib_id = clib_net_to_host_u32 (mp->ip4_fib_id),
+ .ip6_fib_id = clib_net_to_host_u32 (mp->ip6_fib_id),
+ .is_add = 1
+ };
+ rv = vnet_app_namespace_add_del (&args);
+ if (!rv)
{
- memset (a, 0, sizeof (*a));
- a->uri = (char *) mp->uri;
- a->api_context = mp->context;
- a->app_index = app->app_index;
- if ((error = vnet_connect_uri (a)))
+ appns_index = app_namespace_index_from_id (ns_id);
+ if (appns_index == APP_NAMESPACE_INVALID_INDEX)
{
- rv = clib_error_get_code (error);
- clib_error_report (error);
+ clib_warning ("app ns lookup failed");
+ rv = VNET_API_ERROR_UNSPECIFIED;
}
}
- else
- {
- rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
- }
-
- /*
- * Don't reply to stream (tcp) connects. The reply will come once
- * the connection is established. In case of the redirects, the reply
- * will come from the server app.
- */
- if (rv == 0)
- return;
+ vec_free (ns_id);
-done:
/* *INDENT-OFF* */
- REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY);
+done:
+ REPLY_MACRO2 (VL_API_APP_NAMESPACE_ADD_DEL_REPLY, ({
+ if (!rv)
+ rmp->appns_index = clib_host_to_net_u32 (appns_index);
+ }));
/* *INDENT-ON* */
}
static void
-vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp)
+vl_api_session_rule_add_del_t_handler (vl_api_session_rule_add_del_t * mp)
{
- vl_api_disconnect_session_reply_t *rmp;
- vnet_disconnect_args_t _a, *a = &_a;
- application_t *app;
+ 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;
int rv = 0;
- if (session_manager_is_enabled () == 0)
- {
- rv = VNET_API_ERROR_FEATURE_DISABLED;
- goto done;
- }
+ clib_memset (&args, 0, sizeof (args));
- app = application_lookup (mp->client_index);
- if (app)
- {
- a->handle = mp->handle;
- a->app_index = app->app_index;
- rv = vnet_disconnect_session (a);
- }
- else
- {
- rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
- }
+ ip_prefix_decode (&mp->lcl, &table_args->lcl);
+ ip_prefix_decode (&mp->rmt, &table_args->rmt);
-done:
- REPLY_MACRO2 (VL_API_DISCONNECT_SESSION_REPLY, rmp->handle = mp->handle);
+ 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);
+ table_args->is_add = mp->is_add;
+ mp->tag[sizeof (mp->tag) - 1] = 0;
+ 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 =
+ api_session_transport_proto_decode (&mp->transport_proto) ==
+ TRANSPORT_PROTO_UDP ? 1 : 0;
+
+ 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);
}
static void
-vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t *
- mp)
+send_session_rule_details4 (mma_rule_16_t * rule, u8 is_local,
+ u8 transport_proto, u32 appns_index, u8 * tag,
+ vl_api_registration_t * reg, u32 context)
{
- vnet_disconnect_args_t _a, *a = &_a;
- application_t *app;
+ vl_api_session_rules_details_t *rmp = 0;
+ session_mask_or_match_4_t *match =
+ (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;
- /* Client objected to disconnecting the session, log and continue */
- if (mp->retval)
- {
- clib_warning ("client retval %d", mp->retval);
- return;
- }
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ clib_memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
+ rmp->context = context;
- /* Disconnect has been confirmed. Confirm close to transport */
- app = application_lookup (mp->context);
- if (app)
+ 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_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)
{
- a->handle = mp->handle;
- a->app_index = app->app_index;
- vnet_disconnect_session (a);
+ clib_memcpy_fast (rmp->tag, tag, vec_len (tag));
+ rmp->tag[vec_len (tag)] = 0;
}
+
+ vl_api_send_msg (reg, (u8 *) rmp);
}
static void
-vl_api_reset_session_reply_t_handler (vl_api_reset_session_reply_t * mp)
+send_session_rule_details6 (mma_rule_40_t * rule, u8 is_local,
+ u8 transport_proto, u32 appns_index, u8 * tag,
+ vl_api_registration_t * reg, u32 context)
{
- app_worker_t *app_wrk;
- application_t *app;
- stream_session_t *s;
- u32 index, thread_index;
-
- app = application_lookup (mp->context);
- if (!app)
- return;
+ vl_api_session_rules_details_t *rmp = 0;
+ session_mask_or_match_6_t *match =
+ (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;
- session_parse_handle (mp->handle, &index, &thread_index);
- s = session_get_if_valid (index, thread_index);
- if (!s)
- {
- clib_warning ("Invalid session!");
- return;
- }
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ clib_memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
+ rmp->context = context;
- app_wrk = app_worker_get (s->app_wrk_index);
- if (app_wrk->app_index != app->app_index)
- {
- clib_warning ("app %u does not own handle 0x%lx", app->app_index,
- mp->handle);
- return;
- }
+ 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);
- /* Client objected to resetting the session, log and continue */
- if (mp->retval)
+ 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_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_warning ("client retval %d", mp->retval);
- return;
+ clib_memcpy_fast (rmp->tag, tag, vec_len (tag));
+ rmp->tag[vec_len (tag)] = 0;
}
- /* 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);
+ vl_api_send_msg (reg, (u8 *) rmp);
}
static void
-vl_api_accept_session_reply_t_handler (vl_api_accept_session_reply_t * mp)
+send_session_rules_table_details (session_rules_table_t * srt, u8 fib_proto,
+ u8 tp, u8 is_local, u32 appns_index,
+ vl_api_registration_t * reg, u32 context)
{
- 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;
- }
+ mma_rule_16_t *rule16;
+ mma_rule_40_t *rule40;
+ mma_rules_table_16_t *srt16;
+ mma_rules_table_40_t *srt40;
+ u32 ri;
- if (session_handle_is_local (mp->handle))
+ if (is_local || fib_proto == FIB_PROTOCOL_IP4)
{
- ls = application_get_local_session_from_handle (mp->handle);
- if (!ls || ls->app_wrk_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;
+ u8 *tag = 0;
+ /* *INDENT-OFF* */
+ srt16 = &srt->session_rules_tables_16;
+ pool_foreach (rule16, srt16->rules) {
+ ri = mma_rules_table_rule_index_16 (srt16, rule16);
+ tag = session_rules_table_rule_tag (srt, ri, 1);
+ send_session_rule_details4 (rule16, is_local, tp, appns_index, tag,
+ reg, context);
+ }
+ /* *INDENT-ON* */
}
- else
+ if (is_local || fib_proto == FIB_PROTOCOL_IP6)
{
- s = session_get_from_handle_if_valid (mp->handle);
- if (!s)
- {
- clib_warning ("session doesn't exist");
- return;
- }
- if (s->app_wrk_index != mp->context)
- {
- clib_warning ("app doesn't own session");
- return;
- }
- s->session_state = SESSION_STATE_READY;
+ u8 *tag = 0;
+ /* *INDENT-OFF* */
+ srt40 = &srt->session_rules_tables_40;
+ pool_foreach (rule40, srt40->rules) {
+ ri = mma_rules_table_rule_index_40 (srt40, rule40);
+ tag = session_rules_table_rule_tag (srt, ri, 1);
+ send_session_rule_details6 (rule40, is_local, tp, appns_index, tag,
+ reg, context);
+ }
+ /* *INDENT-ON* */
}
}
static void
-vl_api_map_another_segment_reply_t_handler (vl_api_map_another_segment_reply_t
- * mp)
+vl_api_session_rules_dump_t_handler (vl_api_session_rules_dump_t * mp)
{
- clib_warning ("not implemented");
+ vl_api_registration_t *reg;
+ session_table_t *st;
+ u8 tp;
+
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
+
+ /* *INDENT-OFF* */
+ session_table_foreach (st, ({
+ for (tp = 0; tp < TRANSPORT_N_PROTOS; tp++)
+ {
+ send_session_rules_table_details (&st->session_rules[tp],
+ st->active_fib_proto, tp,
+ st->is_local, st->appns_index, reg,
+ mp->context);
+ }
+ }));
+ /* *INDENT-ON* */
}
static void
-vl_api_bind_sock_t_handler (vl_api_bind_sock_t * mp)
+vl_api_app_add_cert_key_pair_t_handler (vl_api_app_add_cert_key_pair_t * mp)
{
- vl_api_bind_sock_reply_t *rmp;
- vnet_bind_args_t _a, *a = &_a;
+ 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;
- clib_error_t *error;
- application_t *app = 0;
- app_worker_t *app_wrk;
- stream_session_t *s;
- transport_connection_t *tc = 0;
- ip46_address_t *ip46;
- svm_msg_q_t *vpp_evt_q;
-
- if (session_manager_is_enabled () == 0)
+ if (session_main_is_enabled () == 0)
{
rv = VNET_API_ERROR_FEATURE_DISABLED;
goto done;
}
- app = application_lookup (mp->client_index);
- if (!app)
+ cert_len = clib_net_to_host_u16 (mp->cert_len);
+ if (cert_len > 10000)
{
- rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
+ rv = VNET_API_ERROR_INVALID_VALUE;
goto done;
}
- ip46 = (ip46_address_t *) mp->ip;
- memset (a, 0, sizeof (*a));
- a->sep.is_ip4 = mp->is_ip4;
- a->sep.ip = *ip46;
- 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->app_index;
- a->wrk_map_index = mp->wrk_index;
-
- if ((error = vnet_bind (a)))
+ certkey_len = clib_net_to_host_u16 (mp->certkey_len);
+ if (certkey_len < cert_len)
{
- rv = clib_error_get_code (error);
- clib_error_report (error);
+ 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));
+ a->cert = mp->certkey;
+ a->key = mp->certkey + cert_len;
+ a->cert_len = cert_len;
+ a->key_len = key_len;
+ rv = vnet_app_add_cert_key_pair (a);
+
done:
/* *INDENT-OFF* */
- REPLY_MACRO2 (VL_API_BIND_SOCK_REPLY,({
+ REPLY_MACRO2 (VL_API_APP_ADD_CERT_KEY_PAIR_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);
- clib_memcpy (rmp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip));
- if (session_transport_service_type (s) == TRANSPORT_SERVICE_CL)
- {
- rmp->rx_fifo = pointer_to_uword (s->server_rx_fifo);
- rmp->tx_fifo = pointer_to_uword (s->server_tx_fifo);
- vpp_evt_q = session_manager_get_vpp_event_queue (0);
- rmp->vpp_evt_q = pointer_to_uword (vpp_evt_q);
- }
- }
- }
+ rmp->index = clib_host_to_net_u32 (a->index);
}));
/* *INDENT-ON* */
-
- /* If app uses mq for control messages, send an mq message as well */
- if (app && application_use_mq_for_ctrl (app))
- {
- app_wrk = application_get_worker (app, mp->wrk_index);
- mq_send_session_bound_cb (app_wrk->wrk_index, mp->context, a->handle,
- rv);
- }
}
static void
-vl_api_unbind_sock_t_handler (vl_api_unbind_sock_t * mp)
+vl_api_app_del_cert_key_pair_t_handler (vl_api_app_del_cert_key_pair_t * mp)
{
- vl_api_unbind_sock_reply_t *rmp;
- vnet_unbind_args_t _a, *a = &_a;
- application_t *app;
- clib_error_t *error;
+ vl_api_app_del_cert_key_pair_reply_t *rmp;
+ u32 ckpair_index;
int rv = 0;
-
- if (session_manager_is_enabled () == 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);
- app = application_lookup (mp->client_index);
+done:
+ REPLY_MACRO (VL_API_APP_DEL_CERT_KEY_PAIR_REPLY);
+}
+
+static clib_error_t *
+application_reaper_cb (u32 client_index)
+{
+ application_t *app = application_lookup (client_index);
+ vnet_app_detach_args_t _a, *a = &_a;
if (app)
{
a->app_index = app->app_index;
- a->handle = mp->handle;
- a->wrk_map_index = mp->wrk_index;
- if ((error = vnet_unbind (a)))
- {
- rv = clib_error_get_code (error);
- clib_error_report (error);
- }
+ a->api_client_index = client_index;
+ vnet_application_detach (a);
}
-
-done:
- REPLY_MACRO (VL_API_UNBIND_SOCK_REPLY);
+ return 0;
}
+VL_MSG_API_REAPER_FUNCTION (application_reaper_cb);
+
+#define vl_msg_name_crc_list
+#include <vnet/vnet_all_api_h.h>
+#undef vl_msg_name_crc_list
+
static void
-vl_api_connect_sock_t_handler (vl_api_connect_sock_t * mp)
+setup_message_id_table (api_main_t * am)
{
- vl_api_connect_session_reply_t *rmp;
- vnet_connect_args_t _a, *a = &_a;
- application_t *app = 0;
- clib_error_t *error = 0;
- int rv = 0;
+#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
+ foreach_vl_msg_name_crc_session;
+#undef _
+}
- if (session_manager_is_enabled () == 0)
- {
- rv = VNET_API_ERROR_FEATURE_DISABLED;
- goto done;
- }
+/*
+ * session_api_hookup
+ * Add uri's API message handlers to the table.
+ * 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 = vlibapi_get_main ();
- app = application_lookup (mp->client_index);
- if (app)
- {
- svm_queue_t *client_q;
- ip46_address_t *ip46 = (ip46_address_t *) mp->ip;
-
- 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;
- 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_ext.hostname, mp->hostname_len - 1);
- clib_memcpy (a->sep_ext.hostname, mp->hostname, mp->hostname_len);
- }
- a->api_context = mp->context;
- a->app_index = app->app_index;
- a->wrk_map_index = mp->wrk_index;
- if ((error = vnet_connect (a)))
- {
- rv = clib_error_get_code (error);
- clib_error_report (error);
- }
- vec_free (a->sep_ext.hostname);
- }
- else
- {
- rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
- }
+#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_session_api_msg;
+#undef _
- if (rv == 0)
- return;
+ /*
+ * Set up the (msg_name, crc, message-id) table
+ */
+ setup_message_id_table (am);
- /* Got some error, relay it */
+ return 0;
+}
-done:
- REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY);
+VLIB_API_INIT_FUNCTION (session_api_hookup);
- if (app && application_use_mq_for_ctrl (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);
- }
-}
+/*
+ * Socket api functions
+ */
static void
-vl_api_app_worker_add_del_t_handler (vl_api_app_worker_add_del_t * mp)
+sapi_send_fds (app_worker_t * app_wrk, int *fds, int n_fds)
{
- 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;
- clib_error_t *error = 0;
+ app_sapi_msg_t smsg = { 0 };
+ app_namespace_t *app_ns;
application_t *app;
- u8 fd_flags = 0;
-
- if (!session_manager_is_enabled ())
- {
- rv = VNET_API_ERROR_FEATURE_DISABLED;
- goto done;
- }
+ clib_socket_t *cs;
+ u32 cs_index;
- reg = vl_api_client_index_to_registration (mp->client_index);
- if (!reg)
+ app = application_get (app_wrk->app_index);
+ app_ns = app_namespace_get (app->ns_index);
+ cs_index = appns_sapi_handle_sock_index (app_wrk->api_client_index);
+ cs = appns_sapi_get_socket (app_ns, cs_index);
+ if (PREDICT_FALSE (!cs))
return;
- app = application_lookup (clib_net_to_host_u32 (mp->app_api_index));
- if (!app)
- {
- rv = VNET_API_ERROR_INVALID_VALUE;
- goto done;
- }
+ /* There's no payload for the message only the type */
+ smsg.type = APP_SAPI_MSG_TYPE_SEND_FDS;
+ clib_socket_sendmsg (cs, &smsg, sizeof (smsg), fds, n_fds);
+}
- vnet_app_worker_add_del_args_t args = {
- .app_index = app->app_index,
- .wrk_index = clib_net_to_host_u32 (mp->wrk_index),
- .is_add = mp->is_add
- };
- error = vnet_app_worker_add_del (&args);
- if (error)
- {
- rv = clib_error_get_code (error);
- clib_error_report (error);
- goto done;
- }
+static int
+mq_send_add_segment_sapi_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;
+ 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;
- if (!mp->is_add)
- goto done;
+ app_wrk = app_worker_get (app_wrk_index);
- /* 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;
- }
+ fs = segment_manager_get_segment_w_handle (segment_handle);
+ sp = &fs->ssvm;
+ ASSERT (ssvm_type (sp) == SSVM_SEGMENT_MEMFD);
- /* *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_index);
- if (!rv && mp->is_add)
- {
- if (vec_len (args.segment->name))
- {
- memcpy (rmp->segment_name, args.segment->name,
- vec_len (args.segment->name));
- rmp->segment_name_length = vec_len (args.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* */
+ fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
+ fds[n_fds] = sp->fd;
+ n_fds += 1;
- if (n_fds)
- session_send_fds (reg, fds, n_fds);
-}
+ app_mq = app_wrk->event_queue;
+ if (mq_try_lock_and_alloc_msg (app_mq, msg))
+ return -1;
-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 ())
- {
- rv = VNET_API_ERROR_FEATURE_DISABLED;
- goto done;
- }
+ /*
+ * Send the fd over api socket
+ */
+ sapi_send_fds (app_wrk, fds, n_fds);
- if (mp->namespace_id_len > ARRAY_LEN (mp->namespace_id))
- {
- rv = VNET_API_ERROR_INVALID_VALUE;
- goto done;
- }
+ /*
+ * Send the actual message over mq
+ */
+ 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);
- 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),
- .sw_if_index = clib_net_to_host_u32 (mp->sw_if_index),
- .ip4_fib_id = clib_net_to_host_u32 (mp->ip4_fib_id),
- .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
- {
- appns_index = app_namespace_index_from_id (ns_id);
- if (appns_index == APP_NAMESPACE_INVALID_INDEX)
- {
- clib_warning ("app ns lookup failed");
- rv = VNET_API_ERROR_UNSPECIFIED;
- }
- }
- vec_free (ns_id);
+ svm_msg_q_add_and_unlock (app_mq, msg);
- /* *INDENT-OFF* */
-done:
- REPLY_MACRO2 (VL_API_APP_NAMESPACE_ADD_DEL_REPLY, ({
- if (!rv)
- rmp->appns_index = clib_host_to_net_u32 (appns_index);
- }));
- /* *INDENT-ON* */
+ return 0;
}
-static void
-vl_api_session_rule_add_del_t_handler (vl_api_session_rule_add_del_t * mp)
+static int
+mq_send_del_segment_sapi_cb (u32 app_wrk_index, u64 segment_handle)
{
- 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;
+ svm_msg_q_msg_t _msg, *msg = &_msg;
+ session_app_del_segment_msg_t *mp;
+ app_worker_t *app_wrk;
+ session_event_t *evt;
+ svm_msg_q_t *app_mq;
- memset (&args, 0, sizeof (args));
- fib_proto = mp->is_ip4 ? FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6;
+ app_wrk = app_worker_get (app_wrk_index);
- 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);
- table_args->is_add = mp->is_add;
- mp->tag[sizeof (mp->tag) - 1] = 0;
- 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;
+ app_mq = app_wrk->event_queue;
+ if (mq_try_lock_and_alloc_msg (app_mq, msg))
+ return -1;
- 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);
- }
- vec_free (table_args->tag);
- REPLY_MACRO (VL_API_SESSION_RULE_ADD_DEL_REPLY);
+ 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 session_cb_vft_t session_mq_sapi_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_sapi_cb,
+ .del_segment_callback = mq_send_del_segment_sapi_cb,
+};
+
static void
-send_session_rule_details4 (mma_rule_16_t * rule, u8 is_local,
- u8 transport_proto, u32 appns_index, u8 * tag,
- vl_api_registration_t * reg, u32 context)
+session_api_attach_handler (app_namespace_t * app_ns, clib_socket_t * cs,
+ app_sapi_attach_msg_t * mp)
{
- vl_api_session_rules_details_t *rmp = 0;
- session_mask_or_match_4_t *match =
- (session_mask_or_match_4_t *) & rule->match;
- session_mask_or_match_4_t *mask =
- (session_mask_or_match_4_t *) & rule->mask;
+ int rv = 0, *fds = 0, n_fds = 0, i, n_workers;
+ vnet_app_attach_args_t _a, *a = &_a;
+ app_sapi_attach_reply_msg_t *rmp;
+ u8 fd_flags = 0, ctrl_thread;
+ app_ns_api_handle_t *handle;
+ fifo_segment_t *rx_mqs_seg;
+ app_sapi_msg_t msg = { 0 };
+ app_worker_t *app_wrk;
+ application_t *app;
+ svm_msg_q_t *rx_mq;
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- memset (rmp, 0, sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
- rmp->context = context;
+ /* Make sure name is null terminated */
+ mp->name[63] = 0;
- 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);
- 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;
- rmp->appns_index = clib_host_to_net_u32 (appns_index);
- if (tag)
+ clib_memset (a, 0, sizeof (*a));
+ a->api_client_index = appns_sapi_socket_handle (app_ns, cs);
+ a->name = format (0, "%s", (char *) mp->name);
+ a->options = mp->options;
+ a->session_cb_vft = &session_mq_sapi_cb_vft;
+ a->use_sock_api = 1;
+ a->options[APP_OPTIONS_NAMESPACE] = app_namespace_index (app_ns);
+
+ if ((rv = vnet_application_attach (a)))
{
- clib_memcpy (rmp->tag, tag, vec_len (tag));
- rmp->tag[vec_len (tag)] = 0;
+ clib_warning ("attach returned: %d", rv);
+ goto done;
}
- vl_api_send_msg (reg, (u8 *) rmp);
-}
+ n_workers = vlib_num_workers ();
+ vec_validate (fds, 3 /* segs + tx evtfd */ + n_workers);
-static void
-send_session_rule_details6 (mma_rule_40_t * rule, u8 is_local,
- u8 transport_proto, u32 appns_index, u8 * tag,
- vl_api_registration_t * reg, u32 context)
-{
- vl_api_session_rules_details_t *rmp = 0;
- session_mask_or_match_6_t *match =
- (session_mask_or_match_6_t *) & rule->match;
- session_mask_or_match_6_t *mask =
- (session_mask_or_match_6_t *) & rule->mask;
+ /* Send event queues segment */
+ app = application_get (a->app_index);
+ rx_mqs_seg = application_get_rx_mqs_segment (app);
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- memset (rmp, 0, sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
- rmp->context = context;
+ fd_flags |= SESSION_FD_F_VPP_MQ_SEGMENT;
+ fds[n_fds] = rx_mqs_seg->ssvm.fd;
+ n_fds += 1;
- 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);
- 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;
- rmp->appns_index = clib_host_to_net_u32 (appns_index);
- if (tag)
+ /* Send fifo segment fd if needed */
+ if (ssvm_type (a->segment) == SSVM_SEGMENT_MEMFD)
{
- clib_memcpy (rmp->tag, tag, vec_len (tag));
- rmp->tag[vec_len (tag)] = 0;
+ fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
+ fds[n_fds] = a->segment->fd;
+ n_fds += 1;
}
-
- vl_api_send_msg (reg, (u8 *) rmp);
-}
-
-static void
-send_session_rules_table_details (session_rules_table_t * srt, u8 fib_proto,
- u8 tp, u8 is_local, u32 appns_index,
- vl_api_registration_t * reg, u32 context)
-{
- mma_rule_16_t *rule16;
- mma_rule_40_t *rule40;
- mma_rules_table_16_t *srt16;
- mma_rules_table_40_t *srt40;
- u32 ri;
-
- if (is_local || fib_proto == FIB_PROTOCOL_IP4)
+ if (a->options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_EVT_MQ_USE_EVENTFD)
{
- u8 *tag = 0;
- /* *INDENT-OFF* */
- srt16 = &srt->session_rules_tables_16;
- pool_foreach (rule16, srt16->rules, ({
- ri = mma_rules_table_rule_index_16 (srt16, rule16);
- tag = session_rules_table_rule_tag (srt, ri, 1);
- send_session_rule_details4 (rule16, is_local, tp, appns_index, tag,
- reg, context);
- }));
- /* *INDENT-ON* */
+ fd_flags |= SESSION_FD_F_MQ_EVENTFD;
+ fds[n_fds] = svm_msg_q_get_eventfd (a->app_evt_q);
+ n_fds += 1;
}
- if (is_local || fib_proto == FIB_PROTOCOL_IP6)
+
+ if (application_use_private_rx_mqs ())
{
- u8 *tag = 0;
- /* *INDENT-OFF* */
- srt40 = &srt->session_rules_tables_40;
- pool_foreach (rule40, srt40->rules, ({
- ri = mma_rules_table_rule_index_40 (srt40, rule40);
- tag = session_rules_table_rule_tag (srt, ri, 1);
- send_session_rule_details6 (rule40, is_local, tp, appns_index, tag,
- reg, context);
- }));
- /* *INDENT-ON* */
+ fd_flags |= SESSION_FD_F_VPP_MQ_EVENTFD;
+ for (i = 0; i < n_workers + 1; i++)
+ {
+ rx_mq = application_rx_mq_get (app, i);
+ fds[n_fds] = svm_msg_q_get_eventfd (rx_mq);
+ n_fds += 1;
+ }
}
+
+done:
+
+ msg.type = APP_SAPI_MSG_TYPE_ATTACH_REPLY;
+ rmp = &msg.attach_reply;
+ rmp->retval = rv;
+ if (!rv)
+ {
+ ctrl_thread = n_workers ? 1 : 0;
+ rmp->app_index = a->app_index;
+ rmp->app_mq =
+ fifo_segment_msg_q_offset ((fifo_segment_t *) a->segment, 0);
+ rmp->vpp_ctrl_mq = fifo_segment_msg_q_offset (rx_mqs_seg, ctrl_thread);
+ rmp->vpp_ctrl_mq_thread = ctrl_thread;
+ rmp->n_fds = n_fds;
+ rmp->fd_flags = fd_flags;
+ /* No segment name and size since we only support memfds
+ * in this configuration */
+ rmp->segment_handle = a->segment_handle;
+ rmp->api_client_handle = a->api_client_index;
+
+ /* Update app index for socket */
+ handle = (app_ns_api_handle_t *) & cs->private_data;
+ app_wrk = application_get_worker (app, 0);
+ handle->aah_app_wrk_index = app_wrk->wrk_index;
+ }
+
+ clib_socket_sendmsg (cs, &msg, sizeof (msg), fds, n_fds);
+ vec_free (a->name);
+ vec_free (fds);
}
static void
-vl_api_session_rules_dump_t_handler (vl_api_one_map_server_dump_t * mp)
+sapi_socket_close_w_handle (u32 api_handle)
{
- vl_api_registration_t *reg;
- session_table_t *st;
- u8 tp;
-
- reg = vl_api_client_index_to_registration (mp->client_index);
- if (!reg)
+ app_namespace_t *app_ns = app_namespace_get (api_handle >> 16);
+ u16 sock_index = api_handle & 0xffff;
+ app_ns_api_handle_t *handle;
+ clib_socket_t *cs;
+ clib_file_t *cf;
+
+ cs = appns_sapi_get_socket (app_ns, sock_index);
+ if (!cs)
return;
- /* *INDENT-OFF* */
- session_table_foreach (st, ({
- for (tp = 0; tp < TRANSPORT_N_PROTO; tp++)
- {
- send_session_rules_table_details (&st->session_rules[tp],
- st->active_fib_proto, tp,
- st->is_local, st->appns_index, reg,
- mp->context);
- }
- }));
- /* *INDENT-ON* */
+ handle = (app_ns_api_handle_t *) & cs->private_data;
+ cf = clib_file_get (&file_main, handle->aah_file_index);
+ clib_file_del (&file_main, cf);
+
+ clib_socket_close (cs);
+ appns_sapi_free_socket (app_ns, cs);
}
static void
-vl_api_application_tls_cert_add_t_handler (vl_api_application_tls_cert_add_t *
- mp)
+sapi_add_del_worker_handler (app_namespace_t * app_ns,
+ clib_socket_t * cs,
+ app_sapi_worker_add_del_msg_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;
+ int rv = 0, fds[SESSION_N_FD_TYPE], n_fds = 0;
+ app_sapi_worker_add_del_reply_msg_t *rmp;
+ app_ns_api_handle_t *handle;
+ app_sapi_msg_t msg = { 0 };
+ app_worker_t *app_wrk;
+ u32 sapi_handle = -1;
application_t *app;
- u32 cert_len;
- int rv = 0;
- if (!session_manager_is_enabled ())
+ u8 fd_flags = 0;
+
+ app = application_get_if_valid (mp->app_index);
+ if (!app)
{
- rv = VNET_API_ERROR_FEATURE_DISABLED;
+ rv = VNET_API_ERROR_INVALID_VALUE;
goto done;
}
- if (!(app = application_lookup (mp->client_index)))
+
+ sapi_handle = appns_sapi_socket_handle (app_ns, cs);
+
+ vnet_app_worker_add_del_args_t args = {
+ .app_index = app->app_index,
+ .wrk_map_index = mp->wrk_index,
+ .api_client_index = sapi_handle,
+ .is_add = mp->is_add
+ };
+ rv = vnet_app_worker_add_del (&args);
+ if (rv)
{
- rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
+ clib_warning ("app worker add/del returned: %d", rv);
goto done;
}
- memset (a, 0, sizeof (*a));
- a->app_index = app->app_index;
- cert_len = clib_net_to_host_u16 (mp->cert_len);
- if (cert_len > 10000)
+
+ if (!mp->is_add)
{
- rv = VNET_API_ERROR_INVALID_VALUE;
+ sapi_socket_close_w_handle (sapi_handle);
goto done;
}
- vec_validate (a->cert, cert_len);
- clib_memcpy (a->cert, mp->cert, cert_len);
- if ((error = vnet_app_add_tls_cert (a)))
+
+ /* Send fifo segment fd if needed */
+ if (ssvm_type (args.segment) == SSVM_SEGMENT_MEMFD)
{
- rv = clib_error_get_code (error);
- clib_error_report (error);
+ fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
+ fds[n_fds] = args.segment->fd;
+ n_fds += 1;
}
- vec_free (a->cert);
+ if (application_segment_manager_properties (app)->use_mq_eventfd)
+ {
+ fd_flags |= SESSION_FD_F_MQ_EVENTFD;
+ fds[n_fds] = svm_msg_q_get_eventfd (args.evt_q);
+ n_fds += 1;
+ }
+
done:
- REPLY_MACRO (VL_API_APPLICATION_TLS_CERT_ADD_REPLY);
+
+ msg.type = APP_SAPI_MSG_TYPE_ADD_DEL_WORKER_REPLY;
+ rmp = &msg.worker_add_del_reply;
+ rmp->retval = rv;
+ rmp->is_add = mp->is_add;
+ rmp->api_client_handle = sapi_handle;
+ rmp->wrk_index = args.wrk_map_index;
+ rmp->segment_handle = args.segment_handle;
+ if (!rv && mp->is_add)
+ {
+ /* No segment name and size. This supports only memfds */
+ rmp->app_event_queue_address =
+ fifo_segment_msg_q_offset ((fifo_segment_t *) args.segment, 0);
+ rmp->n_fds = n_fds;
+ rmp->fd_flags = fd_flags;
+
+ /* Update app index for socket */
+ handle = (app_ns_api_handle_t *) & cs->private_data;
+ app_wrk = application_get_worker (app, args.wrk_map_index);
+ handle->aah_app_wrk_index = app_wrk->wrk_index;
+ }
+
+ clib_socket_sendmsg (cs, &msg, sizeof (msg), fds, n_fds);
}
static void
-vl_api_application_tls_key_add_t_handler (vl_api_application_tls_key_add_t *
- mp)
+sapi_socket_detach (app_namespace_t * app_ns, clib_socket_t * cs)
{
- vl_api_app_namespace_add_del_reply_t *rmp;
- vnet_app_add_tls_key_args_t _a, *a = &_a;
- clib_error_t *error;
- application_t *app;
- u32 key_len;
- int rv = 0;
- if (!session_manager_is_enabled ())
- {
- rv = VNET_API_ERROR_FEATURE_DISABLED;
- goto done;
- }
- if (!(app = application_lookup (mp->client_index)))
- {
- rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
- goto done;
- }
- memset (a, 0, sizeof (*a));
- a->app_index = app->app_index;
- key_len = clib_net_to_host_u16 (mp->key_len);
- if (key_len > 10000)
+ app_ns_api_handle_t *handle;
+ app_worker_t *app_wrk;
+ u32 api_client_handle;
+
+ api_client_handle = appns_sapi_socket_handle (app_ns, cs);
+ sapi_socket_close_w_handle (api_client_handle);
+
+ /* Cleanup everything because app worker closed socket or crashed */
+ handle = (app_ns_api_handle_t *) & cs->private_data;
+ app_wrk = app_worker_get (handle->aah_app_wrk_index);
+
+ vnet_app_worker_add_del_args_t args = {
+ .app_index = app_wrk->app_index,
+ .wrk_map_index = app_wrk->wrk_map_index,
+ .api_client_index = api_client_handle,
+ .is_add = 0
+ };
+ /* Send rpc to main thread for worker barrier */
+ vlib_rpc_call_main_thread (vnet_app_worker_add_del, (u8 *) & args,
+ sizeof (args));
+}
+
+static clib_error_t *
+sapi_sock_read_ready (clib_file_t * cf)
+{
+ app_ns_api_handle_t *handle = (app_ns_api_handle_t *) & cf->private_data;
+ vlib_main_t *vm = vlib_get_main ();
+ app_sapi_msg_t msg = { 0 };
+ app_namespace_t *app_ns;
+ clib_error_t *err = 0;
+ clib_socket_t *cs;
+
+ app_ns = app_namespace_get (handle->aah_app_ns_index);
+ cs = appns_sapi_get_socket (app_ns, handle->aah_sock_index);
+ if (!cs)
+ goto error;
+
+ err = clib_socket_recvmsg (cs, &msg, sizeof (msg), 0, 0);
+ if (err)
{
- rv = VNET_API_ERROR_INVALID_VALUE;
- goto done;
+ clib_error_free (err);
+ sapi_socket_detach (app_ns, cs);
+ goto error;
}
- vec_validate (a->key, key_len);
- clib_memcpy (a->key, mp->key, key_len);
- if ((error = vnet_app_add_tls_key (a)))
+
+ handle = (app_ns_api_handle_t *) & cs->private_data;
+
+ vlib_worker_thread_barrier_sync (vm);
+
+ switch (msg.type)
{
- rv = clib_error_get_code (error);
- clib_error_report (error);
+ case APP_SAPI_MSG_TYPE_ATTACH:
+ session_api_attach_handler (app_ns, cs, &msg.attach);
+ break;
+ case APP_SAPI_MSG_TYPE_ADD_DEL_WORKER:
+ sapi_add_del_worker_handler (app_ns, cs, &msg.worker_add_del);
+ break;
+ default:
+ clib_warning ("app wrk %u unknown message type: %u",
+ handle->aah_app_wrk_index, msg.type);
+ break;
}
- vec_free (a->key);
-done:
- REPLY_MACRO (VL_API_APPLICATION_TLS_KEY_ADD_REPLY);
+
+ vlib_worker_thread_barrier_release (vm);
+
+error:
+ return 0;
}
static clib_error_t *
-application_reaper_cb (u32 client_index)
+sapi_sock_write_ready (clib_file_t * cf)
{
- application_t *app = application_lookup (client_index);
- vnet_app_detach_args_t _a, *a = &_a;
- if (app)
- {
- a->app_index = app->app_index;
- vnet_application_detach (a);
- }
+ app_ns_api_handle_t *handle = (app_ns_api_handle_t *) & cf->private_data;
+ clib_warning ("called for app ns %u", handle->aah_app_ns_index);
return 0;
}
-VL_MSG_API_REAPER_FUNCTION (application_reaper_cb);
+static clib_error_t *
+sapi_sock_error (clib_file_t * cf)
+{
+ app_ns_api_handle_t *handle = (app_ns_api_handle_t *) & cf->private_data;
+ app_namespace_t *app_ns;
+ clib_socket_t *cs;
-#define vl_msg_name_crc_list
-#include <vnet/vnet_all_api_h.h>
-#undef vl_msg_name_crc_list
+ app_ns = app_namespace_get (handle->aah_app_ns_index);
+ cs = appns_sapi_get_socket (app_ns, handle->aah_sock_index);
+ if (!cs)
+ return 0;
-static void
-setup_message_id_table (api_main_t * am)
-{
-#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
- foreach_vl_msg_name_crc_session;
-#undef _
+ sapi_socket_detach (app_ns, cs);
+ return 0;
}
-/*
- * session_api_hookup
- * Add uri's API message handlers to the table.
- * vlib has alread 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)
+sapi_sock_accept_ready (clib_file_t * scf)
{
- api_main_t *am = &api_main;
+ app_ns_api_handle_t handle = *(app_ns_api_handle_t *) & scf->private_data;
+ app_namespace_t *app_ns;
+ clib_file_t cf = { 0 };
+ clib_error_t *err = 0;
+ clib_socket_t *ccs, *scs;
-#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_session_api_msg;
-#undef _
+ /* Listener files point to namespace */
+ app_ns = app_namespace_get (handle.aah_app_ns_index);
/*
- * Messages which bounce off the data-plane to
- * an API client. Simply tells the message handling infra not
- * to free the message.
- *
- * Bounced message handlers MUST NOT block the data plane
+ * Initialize client socket
*/
- am->message_bounce[VL_API_CONNECT_URI] = 1;
- am->message_bounce[VL_API_CONNECT_SOCK] = 1;
+ ccs = appns_sapi_alloc_socket (app_ns);
+
+ /* Grab server socket after client is initialized */
+ scs = appns_sapi_get_socket (app_ns, handle.aah_sock_index);
+ if (!scs)
+ goto error;
+
+ err = clib_socket_accept (scs, ccs);
+ if (err)
+ {
+ clib_error_report (err);
+ goto error;
+ }
+
+ cf.read_function = sapi_sock_read_ready;
+ cf.write_function = sapi_sock_write_ready;
+ cf.error_function = sapi_sock_error;
+ cf.file_descriptor = ccs->fd;
+ /* File points to app namespace and socket */
+ handle.aah_sock_index = appns_sapi_socket_index (app_ns, ccs);
+ cf.private_data = handle.as_u64;
+ cf.description = format (0, "app sock conn fd: %d", ccs->fd);
+
+ /* Poll until we get an attach message. Socket points to file and
+ * application that owns the socket */
+ handle.aah_app_wrk_index = APP_INVALID_INDEX;
+ handle.aah_file_index = clib_file_add (&file_main, &cf);
+ ccs->private_data = handle.as_u64;
+
+ return err;
+
+error:
+ appns_sapi_free_socket (app_ns, ccs);
+ return err;
+}
+
+int
+appns_sapi_add_ns_socket (app_namespace_t * app_ns)
+{
+ char *subdir = "/app_ns_sockets/";
+ app_ns_api_handle_t *handle;
+ clib_file_t cf = { 0 };
+ struct stat file_stat;
+ clib_error_t *err;
+ clib_socket_t *cs;
+ u8 *dir = 0;
+ int rv = 0;
+
+ vec_add (dir, vlib_unix_get_runtime_dir (),
+ strlen (vlib_unix_get_runtime_dir ()));
+ vec_add (dir, (u8 *) subdir, strlen (subdir));
+
+ err = vlib_unix_recursive_mkdir ((char *) dir);
+ if (err)
+ {
+ clib_error_report (err);
+ rv = -1;
+ goto error;
+ }
+
+ app_ns->sock_name = format (0, "%v%v%c", dir, app_ns->ns_id, 0);
/*
- * Set up the (msg_name, crc, message-id) table
+ * Create and initialize socket to listen on
*/
- setup_message_id_table (am);
+ cs = appns_sapi_alloc_socket (app_ns);
+ cs->config = (char *) app_ns->sock_name;
+ cs->flags = CLIB_SOCKET_F_IS_SERVER |
+ CLIB_SOCKET_F_ALLOW_GROUP_WRITE |
+ CLIB_SOCKET_F_SEQPACKET | CLIB_SOCKET_F_PASSCRED;
- return 0;
-}
+ if ((err = clib_socket_init (cs)))
+ {
+ clib_error_report (err);
+ rv = -1;
+ goto error;
+ }
-VLIB_API_INIT_FUNCTION (session_api_hookup);
+ if (stat ((char *) app_ns->sock_name, &file_stat) == -1)
+ {
+ rv = -1;
+ goto error;
+ }
+
+ /*
+ * Start polling it
+ */
+ cf.read_function = sapi_sock_accept_ready;
+ cf.file_descriptor = cs->fd;
+ /* File points to namespace */
+ handle = (app_ns_api_handle_t *) & cf.private_data;
+ handle->aah_app_ns_index = app_namespace_index (app_ns);
+ handle->aah_sock_index = appns_sapi_socket_index (app_ns, cs);
+ cf.description = format (0, "app sock listener: %s", app_ns->sock_name);
+
+ /* Socket points to clib file index */
+ handle = (app_ns_api_handle_t *) & cs->private_data;
+ handle->aah_file_index = clib_file_add (&file_main, &cf);
+ handle->aah_app_wrk_index = APP_INVALID_INDEX;
+
+error:
+ vec_free (dir);
+ return rv;
+}
/*
* fd.io coding-style-patch-verification: ON