#include <vnet/vnet.h>
#include <vlibmemory/api.h>
#include <vnet/session/application.h>
+#include <vnet/session/application_interface.h>
+#include <vnet/session/session_rules_table.h>
+#include <vnet/session/session_table.h>
#include <vnet/vnet_msg_enum.h>
-#include "application_interface.h"
#define vl_typedefs /* define message structures */
#include <vnet/vnet_all_api_h.h>
#define foreach_session_api_msg \
_(MAP_ANOTHER_SEGMENT_REPLY, map_another_segment_reply) \
+_(APPLICATION_ATTACH, application_attach) \
+_(APPLICATION_DETACH, application_detach) \
_(BIND_URI, bind_uri) \
_(UNBIND_URI, unbind_uri) \
_(CONNECT_URI, connect_uri) \
_(DISCONNECT_SESSION_REPLY, disconnect_session_reply) \
_(ACCEPT_SESSION_REPLY, accept_session_reply) \
_(RESET_SESSION_REPLY, reset_session_reply) \
-_(BIND_SOCK, bind_sock) \
+_(BIND_SOCK, bind_sock) \
_(UNBIND_SOCK, unbind_sock) \
_(CONNECT_SOCK, connect_sock) \
-_(DISCONNECT_SOCK, disconnect_sock) \
-_(DISCONNECT_SOCK_REPLY, disconnect_sock_reply) \
-_(ACCEPT_SOCK_REPLY, accept_sock_reply) \
-_(RESET_SOCK_REPLY, reset_sock_reply) \
+_(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) \
static int
send_add_segment_callback (u32 api_client_index, const u8 * segment_name,
if (!q)
return -1;
- mp = vl_msg_api_alloc (sizeof (*mp));
+ mp = vl_msg_api_alloc_as_if_client (sizeof (*mp));
memset (mp, 0, sizeof (*mp));
mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_MAP_ANOTHER_SEGMENT);
mp->segment_size = segment_size;
}
static int
-send_session_accept_uri_callback (stream_session_t * s)
+send_session_accept_callback (stream_session_t * s)
{
vl_api_accept_session_t *mp;
unix_shared_memory_queue_t *q, *vpp_queue;
application_t *server = application_get (s->app_index);
+ transport_connection_t *tc;
+ transport_proto_vft_t *tp_vft;
+ stream_session_t *listener;
q = vl_api_client_index_to_input_queue (server->api_client_index);
vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
if (!q)
return -1;
- mp = vl_msg_api_alloc (sizeof (*mp));
- mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_ACCEPT_SESSION);
+ mp = vl_msg_api_alloc_as_if_client (sizeof (*mp));
+ memset (mp, 0, sizeof (*mp));
- /* Note: session_type is the first octet in all types of sessions */
+ mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_ACCEPT_SESSION);
+ mp->context = server->index;
+ listener = listen_session_get (s->session_type, s->listener_index);
+ tp_vft = transport_protocol_get_vft (session_get_transport_proto (s));
+ tc = tp_vft->get_connection (s->connection_index, s->thread_index);
+ mp->listener_handle = listen_session_get_handle (listener);
- mp->accept_cookie = server->accept_cookie;
- mp->server_rx_fifo = (u64) s->server_rx_fifo;
- mp->server_tx_fifo = (u64) s->server_tx_fifo;
- mp->session_thread_index = s->thread_index;
- mp->session_index = s->session_index;
- mp->session_type = s->session_type;
- mp->vpp_event_queue_address = (u64) vpp_queue;
+ if (application_is_proxy (server))
+ {
+ listener =
+ application_first_listener (server,
+ transport_connection_fib_proto (tc),
+ tc->proto);
+ if (listener)
+ mp->listener_handle = listen_session_get_handle (listener);
+ }
+ mp->handle = session_handle (s);
+ 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_queue);
+ mp->port = tc->rmt_port;
+ mp->is_ip4 = tc->is_ip4;
+ clib_memcpy (&mp->ip, &tc->rmt_ip, sizeof (tc->rmt_ip));
vl_msg_api_send_shmem (q, (u8 *) & mp);
return 0;
}
static void
-send_session_disconnect_uri_callback (stream_session_t * s)
+send_session_disconnect_callback (stream_session_t * s)
{
vl_api_disconnect_session_t *mp;
unix_shared_memory_queue_t *q;
if (!q)
return;
- mp = vl_msg_api_alloc (sizeof (*mp));
+ mp = vl_msg_api_alloc_as_if_client (sizeof (*mp));
memset (mp, 0, sizeof (*mp));
mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_DISCONNECT_SESSION);
-
- mp->session_thread_index = s->thread_index;
- mp->session_index = s->session_index;
+ mp->handle = session_handle (s);
vl_msg_api_send_shmem (q, (u8 *) & mp);
}
-static int
-send_session_connected_uri_callback (u32 api_client_index,
- stream_session_t * s, u8 is_fail)
+static void
+send_session_reset_callback (stream_session_t * s)
{
- vl_api_connect_uri_reply_t *mp;
+ vl_api_reset_session_t *mp;
unix_shared_memory_queue_t *q;
- application_t *app = application_lookup (api_client_index);
- u8 *seg_name;
- unix_shared_memory_queue_t *vpp_queue;
+ application_t *app = application_get (s->app_index);
q = vl_api_client_index_to_input_queue (app->api_client_index);
if (!q)
- return -1;
-
- mp = vl_msg_api_alloc (sizeof (*mp));
- mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_CONNECT_URI_REPLY);
- mp->context = app->api_context;
- mp->retval = is_fail;
- if (!is_fail)
- {
- vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
- mp->server_rx_fifo = (u64) s->server_rx_fifo;
- mp->server_tx_fifo = (u64) s->server_tx_fifo;
- mp->session_thread_index = s->thread_index;
- mp->session_index = s->session_index;
- mp->session_type = s->session_type;
- mp->vpp_event_queue_address = (u64) vpp_queue;
- mp->client_event_queue_address = (u64) app->event_queue;
-
- session_manager_get_segment_info (s->server_segment_index, &seg_name,
- &mp->segment_size);
- mp->segment_name_length = vec_len (seg_name);
- if (mp->segment_name_length)
- clib_memcpy (mp->segment_name, seg_name, mp->segment_name_length);
- }
-
- vl_msg_api_send_shmem (q, (u8 *) & mp);
-
- /* Remove client if connect failed */
- if (is_fail)
- application_del (app);
-
- return 0;
-}
-
-/**
- * Redirect a connect_uri message to the indicated server.
- * Only sent if the server has bound the related port with
- * URI_OPTIONS_FLAGS_USE_FIFO
- */
-static int
-redirect_connect_uri_callback (u32 server_api_client_index, void *mp_arg)
-{
- vl_api_connect_uri_t *mp = mp_arg;
- unix_shared_memory_queue_t *server_q, *client_q;
- vlib_main_t *vm = vlib_get_main ();
- f64 timeout = vlib_time_now (vm) + 0.5;
- int rv = 0;
-
- server_q = vl_api_client_index_to_input_queue (server_api_client_index);
-
- if (!server_q)
- {
- rv = VNET_API_ERROR_INVALID_VALUE;
- goto out;
- }
-
- client_q = vl_api_client_index_to_input_queue (mp->client_index);
- if (!client_q)
- {
- rv = VNET_API_ERROR_INVALID_VALUE_2;
- goto out;
- }
-
- /* Tell the server the client's API queue address, so it can reply */
- mp->client_queue_address = (u64) client_q;
-
- /*
- * Bounce message handlers MUST NOT block the data-plane.
- * Spin waiting for the queue lock, but
- */
-
- while (vlib_time_now (vm) < timeout)
- {
- rv =
- unix_shared_memory_queue_add (server_q, (u8 *) & mp, 1 /*nowait */ );
- switch (rv)
- {
- /* correctly enqueued */
- case 0:
- return VNET_CONNECT_REDIRECTED;
-
- /* continue spinning, wait for pthread_mutex_trylock to work */
- case -1:
- continue;
-
- /* queue stuffed, drop the msg */
- case -2:
- rv = VNET_API_ERROR_QUEUE_FULL;
- goto out;
- }
- }
-out:
- /* Dispose of the message */
- vl_msg_api_free (mp);
- return rv;
-}
-
-static u64
-make_session_handle (stream_session_t * s)
-{
- return (u64) s->session_index << 32 | (u64) s->thread_index;
-}
-
-static int
-send_session_accept_callback (stream_session_t * s)
-{
- vl_api_accept_sock_t *mp;
- unix_shared_memory_queue_t *q, *vpp_queue;
- application_t *server = application_get (s->app_index);
-
- q = vl_api_client_index_to_input_queue (server->api_client_index);
- vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
-
- if (!q)
- return -1;
-
- mp = vl_msg_api_alloc (sizeof (*mp));
- mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_ACCEPT_SOCK);
-
- /* Note: session_type is the first octet in all types of sessions */
+ return;
- mp->accept_cookie = server->accept_cookie;
- mp->server_rx_fifo = (u64) s->server_rx_fifo;
- mp->server_tx_fifo = (u64) s->server_tx_fifo;
- mp->handle = make_session_handle (s);
- mp->vpp_event_queue_address = (u64) vpp_queue;
+ mp = vl_msg_api_alloc_as_if_client (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 (q, (u8 *) & mp);
-
- return 0;
}
-static int
-send_session_connected_callback (u32 api_client_index, stream_session_t * s,
- u8 is_fail)
+int
+send_session_connected_callback (u32 app_index, u32 api_context,
+ stream_session_t * s, u8 is_fail)
{
- vl_api_connect_sock_reply_t *mp;
+ vl_api_connect_session_reply_t *mp;
unix_shared_memory_queue_t *q;
- application_t *app = application_lookup (api_client_index);
- u8 *seg_name;
+ application_t *app;
unix_shared_memory_queue_t *vpp_queue;
+ transport_connection_t *tc;
+ app = application_get (app_index);
q = vl_api_client_index_to_input_queue (app->api_client_index);
if (!q)
return -1;
- mp = vl_msg_api_alloc (sizeof (*mp));
- mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_CONNECT_SOCK_REPLY);
- mp->context = app->api_context;
- mp->retval = is_fail;
- if (!is_fail)
- {
- vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
- mp->server_rx_fifo = (u64) s->server_rx_fifo;
- mp->server_tx_fifo = (u64) s->server_tx_fifo;
- mp->handle = make_session_handle (s);
- mp->vpp_event_queue_address = (u64) vpp_queue;
- mp->client_event_queue_address = (u64) app->event_queue;
-
- session_manager_get_segment_info (s->server_segment_index, &seg_name,
- &mp->segment_size);
- mp->segment_name_length = vec_len (seg_name);
- if (mp->segment_name_length)
- clib_memcpy (mp->segment_name, seg_name, mp->segment_name_length);
- }
+ mp = vl_msg_api_alloc_as_if_client (sizeof (*mp));
+ mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_CONNECT_SESSION_REPLY);
+ mp->context = api_context;
- vl_msg_api_send_shmem (q, (u8 *) & mp);
-
- /* Remove client if connect failed */
if (is_fail)
- application_del (app);
-
- return 0;
-}
-
-static void
-send_session_disconnect_callback (stream_session_t * s)
-{
- vl_api_disconnect_sock_t *mp;
- unix_shared_memory_queue_t *q;
- application_t *app = application_get (s->app_index);
-
- q = vl_api_client_index_to_input_queue (app->api_client_index);
-
- if (!q)
- return;
+ goto done;
- mp = vl_msg_api_alloc (sizeof (*mp));
- memset (mp, 0, sizeof (*mp));
- mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_DISCONNECT_SOCK);
+ tc = session_get_transport (s);
+ if (!tc)
+ {
+ is_fail = 1;
+ goto done;
+ }
- mp->handle = make_session_handle (s);
+ vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
+ mp->server_rx_fifo = pointer_to_uword (s->server_rx_fifo);
+ mp->server_tx_fifo = pointer_to_uword (s->server_tx_fifo);
+ 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;
+
+done:
+ mp->retval = is_fail ?
+ clib_host_to_net_u32 (VNET_API_ERROR_SESSION_CONNECT) : 0;
vl_msg_api_send_shmem (q, (u8 *) & mp);
+ return 0;
}
/**
{
vl_api_connect_sock_t *mp = mp_arg;
unix_shared_memory_queue_t *server_q, *client_q;
+ segment_manager_properties_t *props;
vlib_main_t *vm = vlib_get_main ();
f64 timeout = vlib_time_now (vm) + 0.5;
+ application_t *app;
int rv = 0;
server_q = vl_api_client_index_to_input_queue (server_api_client_index);
}
/* Tell the server the client's API queue address, so it can reply */
- mp->client_queue_address = (u64) client_q;
+ mp->client_queue_address = pointer_to_uword (client_q);
+ app = application_lookup (mp->client_index);
+ if (!app)
+ {
+ clib_warning ("no client application");
+ return -1;
+ }
+
+ props = segment_manager_properties_get (app->sm_properties);
+ mp->options[APP_OPTIONS_RX_FIFO_SIZE] = props->rx_fifo_size;
+ mp->options[APP_OPTIONS_TX_FIFO_SIZE] = props->tx_fifo_size;
/*
* Bounce message handlers MUST NOT block the data-plane.
{
/* correctly enqueued */
case 0:
- return VNET_CONNECT_REDIRECTED;
+ return VNET_API_ERROR_SESSION_REDIRECT;
/* continue spinning, wait for pthread_mutex_trylock to work */
case -1:
return rv;
}
-static session_cb_vft_t uri_session_cb_vft = {
- .session_accept_callback = send_session_accept_uri_callback,
- .session_disconnect_callback = send_session_disconnect_uri_callback,
- .session_connected_callback = send_session_connected_uri_callback,
- .add_segment_callback = send_add_segment_callback,
- .redirect_connect_callback = redirect_connect_uri_callback
-};
-
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,
.redirect_connect_callback = redirect_connect_callback
};
-static int
-api_session_not_valid (u32 session_index, u32 thread_index)
+static void
+vl_api_session_enable_disable_t_handler (vl_api_session_enable_disable_t * mp)
{
- session_manager_main_t *smm = vnet_get_session_manager_main ();
- stream_session_t *pool;
-
- if (thread_index >= vec_len (smm->sessions))
- return VNET_API_ERROR_INVALID_VALUE;
-
- pool = smm->sessions[thread_index];
-
- if (pool_is_free_index (pool, session_index))
- return VNET_API_ERROR_INVALID_VALUE_2;
+ vl_api_session_enable_disable_reply_t *rmp;
+ vlib_main_t *vm = vlib_get_main ();
+ int rv = 0;
- return 0;
+ vnet_session_enable_disable (vm, mp->is_enable);
+ REPLY_MACRO (VL_API_SESSION_ENABLE_DISABLE_REPLY);
}
static void
-vl_api_bind_uri_t_handler (vl_api_bind_uri_t * mp)
+vl_api_application_attach_t_handler (vl_api_application_attach_t * mp)
{
- vl_api_bind_uri_reply_t *rmp;
- vnet_bind_args_t _a, *a = &_a;
- char segment_name[128];
- u32 segment_name_length;
- int rv;
+ vl_api_application_attach_reply_t *rmp;
+ vnet_app_attach_args_t _a, *a = &_a;
+ clib_error_t *error = 0;
+ int rv = 0;
- _Static_assert (sizeof (u64) * SESSION_OPTIONS_N_OPTIONS <=
- sizeof (mp->options),
- "Out of options, fix api message definition");
+ if (session_manager_is_enabled () == 0)
+ {
+ rv = VNET_API_ERROR_FEATURE_DISABLED;
+ goto done;
+ }
- segment_name_length = ARRAY_LEN (segment_name);
+ STATIC_ASSERT (sizeof (u64) * APP_OPTIONS_N_OPTIONS <=
+ sizeof (mp->options),
+ "Out of options, fix api message definition");
memset (a, 0, sizeof (*a));
-
- a->uri = (char *) mp->uri;
a->api_client_index = mp->client_index;
a->options = mp->options;
- a->segment_name = segment_name;
- a->segment_name_length = segment_name_length;
- a->session_cb_vft = &uri_session_cb_vft;
+ a->session_cb_vft = &session_cb_vft;
- a->options[SESSION_OPTIONS_SEGMENT_SIZE] = mp->initial_segment_size;
- a->options[SESSION_OPTIONS_ACCEPT_COOKIE] = mp->accept_cookie;
- rv = vnet_bind_uri (a);
+ 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)))
+ {
+ rv = clib_error_get_code (error);
+ clib_error_report (error);
+ }
+ vec_free (a->namespace_id);
+
+done:
/* *INDENT-OFF* */
- REPLY_MACRO2 (VL_API_BIND_URI_REPLY, ({
- rmp->retval = rv;
+ REPLY_MACRO2 (VL_API_APPLICATION_ATTACH_REPLY, ({
if (!rv)
{
rmp->segment_name_length = 0;
- /* $$$$ policy? */
- rmp->segment_size = mp->initial_segment_size;
- if (segment_name_length)
+ rmp->segment_size = a->segment_size;
+ if (a->segment_name_length)
{
- memcpy (rmp->segment_name, segment_name, segment_name_length);
- rmp->segment_name_length = segment_name_length;
+ memcpy (rmp->segment_name, a->segment_name,
+ a->segment_name_length);
+ rmp->segment_name_length = a->segment_name_length;
}
- rmp->server_event_queue_address = a->server_event_queue_address;
+ rmp->app_event_queue_address = a->app_event_queue_address;
}
}));
/* *INDENT-ON* */
+}
+
+static void
+vl_api_application_detach_t_handler (vl_api_application_detach_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;
+ application_t *app;
+
+ if (session_manager_is_enabled () == 0)
+ {
+ rv = VNET_API_ERROR_FEATURE_DISABLED;
+ goto done;
+ }
+
+ app = application_lookup (mp->client_index);
+ if (app)
+ {
+ a->app_index = app->index;
+ rv = vnet_application_detach (a);
+ }
+
+done:
+ REPLY_MACRO (VL_API_APPLICATION_DETACH_REPLY);
+}
+
+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;
+ int rv;
+
+ if (session_manager_is_enabled () == 0)
+ {
+ rv = VNET_API_ERROR_FEATURE_DISABLED;
+ goto done;
+ }
+
+ app = application_lookup (mp->client_index);
+ if (app)
+ {
+ memset (a, 0, sizeof (*a));
+ a->uri = (char *) mp->uri;
+ a->app_index = app->index;
+ rv = vnet_bind_uri (a);
+ }
+ else
+ {
+ rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
+ }
+done:
+ REPLY_MACRO (VL_API_BIND_URI_REPLY);
}
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;
int rv;
- rv = vnet_unbind_uri ((char *) mp->uri, mp->client_index);
+ if (session_manager_is_enabled () == 0)
+ {
+ 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->index;
+ rv = vnet_unbind_uri (a);
+ }
+ else
+ {
+ rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
+ }
+
+done:
REPLY_MACRO (VL_API_UNBIND_URI_REPLY);
}
static void
vl_api_connect_uri_t_handler (vl_api_connect_uri_t * mp)
{
+ vl_api_connect_session_reply_t *rmp;
vnet_connect_args_t _a, *a = &_a;
+ application_t *app;
+ clib_error_t *error = 0;
+ int rv = 0;
- a->uri = (char *) mp->uri;
- a->api_client_index = mp->client_index;
- a->api_context = mp->context;
- a->options = mp->options;
- a->session_cb_vft = &uri_session_cb_vft;
- a->mp = mp;
- vnet_connect_uri (a);
+ if (session_manager_is_enabled () == 0)
+ {
+ rv = VNET_API_ERROR_FEATURE_DISABLED;
+ goto done;
+ }
+
+ app = application_lookup (mp->client_index);
+ if (app)
+ {
+ a->uri = (char *) mp->uri;
+ a->api_context = mp->context;
+ a->app_index = app->index;
+ a->mp = mp;
+ if ((error = vnet_connect_uri (a)))
+ {
+ rv = clib_error_get_code (error);
+ if (rv != VNET_API_ERROR_SESSION_REDIRECT)
+ clib_error_report (error);
+ }
+ }
+ 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 || rv == VNET_API_ERROR_SESSION_REDIRECT)
+ return;
+
+done:
+ /* *INDENT-OFF* */
+ REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY);
+ /* *INDENT-ON* */
}
static void
vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp)
{
vl_api_disconnect_session_reply_t *rmp;
- int rv;
+ vnet_disconnect_args_t _a, *a = &_a;
+ application_t *app;
+ int rv = 0;
- rv = api_session_not_valid (mp->session_index, mp->session_thread_index);
- if (!rv)
- rv = vnet_disconnect_session (mp->client_index, mp->session_index,
- mp->session_thread_index);
+ if (session_manager_is_enabled () == 0)
+ {
+ rv = VNET_API_ERROR_FEATURE_DISABLED;
+ goto done;
+ }
+
+ app = application_lookup (mp->client_index);
+ if (app)
+ {
+ a->handle = mp->handle;
+ a->app_index = app->index;
+ rv = vnet_disconnect_session (a);
+ }
+ else
+ {
+ rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
+ }
- REPLY_MACRO (VL_API_DISCONNECT_SESSION_REPLY);
+done:
+ REPLY_MACRO2 (VL_API_DISCONNECT_SESSION_REPLY, rmp->handle = mp->handle);
}
static void
vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t *
mp)
{
- if (api_session_not_valid (mp->session_index, mp->session_thread_index))
- {
- clib_warning ("Invalid session!");
- return;
- }
+ vnet_disconnect_args_t _a, *a = &_a;
+ application_t *app;
/* Client objected to disconnecting the session, log and continue */
if (mp->retval)
}
/* Disconnect has been confirmed. Confirm close to transport */
- vnet_disconnect_session (mp->client_index, mp->session_index,
- mp->session_thread_index);
+ app = application_lookup (mp->client_index);
+ if (app)
+ {
+ a->handle = mp->handle;
+ a->app_index = 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;
- if (api_session_not_valid (mp->session_index, mp->session_thread_index))
+ 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;
return;
}
- s = stream_session_get (mp->session_index, mp->session_thread_index);
-
/* 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_accept_session_reply_t_handler (vl_api_accept_session_reply_t * mp)
{
stream_session_t *s;
- int rv;
-
- if (api_session_not_valid (mp->session_index, mp->session_thread_index))
- return;
-
- s = stream_session_get (mp->session_index, mp->session_thread_index);
- rv = mp->retval;
+ u32 session_index, thread_index;
+ vnet_disconnect_args_t _a, *a = &_a;
- if (rv)
+ /* Server isn't interested, kill the session */
+ if (mp->retval)
{
- /* Server isn't interested, kill the session */
- stream_session_disconnect (s);
- return;
+ a->app_index = mp->context;
+ a->handle = mp->handle;
+ vnet_disconnect_session (a);
+ }
+ else
+ {
+ session_parse_handle (mp->handle, &session_index, &thread_index);
+ s = session_get_if_valid (session_index, thread_index);
+ 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;
}
-
- s->session_state = SESSION_STATE_READY;
}
static void
{
vl_api_bind_sock_reply_t *rmp;
vnet_bind_args_t _a, *a = &_a;
- char segment_name[128];
- u32 segment_name_length;
- int rv;
+ int rv = 0;
+ clib_error_t *error;
+ application_t *app = 0;
+ stream_session_t *s;
+ transport_connection_t *tc = 0;
+ ip46_address_t *ip46;
- STATIC_ASSERT (sizeof (u64) * SESSION_OPTIONS_N_OPTIONS <=
- sizeof (mp->options),
- "Out of options, fix api message definition");
+ if (session_manager_is_enabled () == 0)
+ {
+ rv = VNET_API_ERROR_FEATURE_DISABLED;
+ goto done;
+ }
- segment_name_length = ARRAY_LEN (segment_name);
+ app = application_lookup (mp->client_index);
+ if (!app)
+ {
+ rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
+ 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->index;
+
+ if ((error = vnet_bind (a)))
+ {
+ rv = clib_error_get_code (error);
+ clib_error_report (error);
+ }
- clib_memcpy (&a->tep.ip, mp->ip,
- (mp->is_ip4 ? sizeof (ip4_address_t) :
- sizeof (ip6_address_t)));
- a->tep.is_ip4 = mp->is_ip4;
- a->tep.port = mp->port;
- a->tep.vrf = mp->vrf;
-
- a->api_client_index = mp->client_index;
- a->options = mp->options;
- a->segment_name = segment_name;
- a->segment_name_length = segment_name_length;
- a->session_cb_vft = &session_cb_vft;
-
- rv = vnet_bind_uri (a);
-
+done:
/* *INDENT-OFF* */
- REPLY_MACRO2 (VL_API_BIND_SOCK_REPLY, ({
- rmp->retval = rv;
+ REPLY_MACRO2 (VL_API_BIND_SOCK_REPLY,({
if (!rv)
{
- rmp->segment_name_length = 0;
- rmp->segment_size = mp->options[SESSION_OPTIONS_SEGMENT_SIZE];
- if (segment_name_length)
+ rmp->handle = a->handle;
+ rmp->lcl_port = mp->port;
+ if (application_has_global_scope (app))
{
- memcpy(rmp->segment_name, segment_name, segment_name_length);
- rmp->segment_name_length = segment_name_length;
+ 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));
}
- rmp->server_event_queue_address = a->server_event_queue_address;
}
}));
/* *INDENT-ON* */
{
vl_api_unbind_sock_reply_t *rmp;
vnet_unbind_args_t _a, *a = &_a;
- int rv;
+ application_t *app;
+ clib_error_t *error;
+ int rv = 0;
- a->api_client_index = mp->client_index;
- a->handle = mp->handle;
+ if (session_manager_is_enabled () == 0)
+ {
+ rv = VNET_API_ERROR_FEATURE_DISABLED;
+ goto done;
+ }
- rv = vnet_unbind (a);
+ app = application_lookup (mp->client_index);
+ if (app)
+ {
+ a->app_index = app->index;
+ a->handle = mp->handle;
+ if ((error = vnet_unbind (a)))
+ {
+ rv = clib_error_get_code (error);
+ clib_error_report (error);
+ }
+ }
+done:
REPLY_MACRO (VL_API_UNBIND_SOCK_REPLY);
}
static void
vl_api_connect_sock_t_handler (vl_api_connect_sock_t * mp)
{
+ vl_api_connect_session_reply_t *rmp;
vnet_connect_args_t _a, *a = &_a;
+ application_t *app;
+ clib_error_t *error = 0;
+ int rv = 0;
- clib_memcpy (&a->tep.ip, mp->ip,
- (mp->is_ip4 ? sizeof (ip4_address_t) :
- sizeof (ip6_address_t)));
- a->tep.is_ip4 = mp->is_ip4;
- a->tep.port = mp->port;
- a->tep.vrf = mp->vrf;
- a->options = mp->options;
- a->session_cb_vft = &session_cb_vft;
- a->api_context = mp->context;
- a->mp = mp;
+ if (session_manager_is_enabled () == 0)
+ {
+ rv = VNET_API_ERROR_FEATURE_DISABLED;
+ goto done;
+ }
- vnet_connect (a);
-}
+ app = application_lookup (mp->client_index);
+ if (app)
+ {
+ unix_shared_memory_queue_t *client_q;
+ ip46_address_t *ip46 = (ip46_address_t *) mp->ip;
+
+ 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;
+ a->api_context = mp->context;
+ a->app_index = app->index;
+ a->mp = mp;
+ if ((error = vnet_connect (a)))
+ {
+ rv = clib_error_get_code (error);
+ if (rv != VNET_API_ERROR_SESSION_REDIRECT)
+ clib_error_report (error);
+ }
+ }
+ else
+ {
+ rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
+ }
-static void
-vl_api_disconnect_sock_t_handler (vl_api_disconnect_sock_t * mp)
-{
- vnet_disconnect_args_t _a, *a = &_a;
- vl_api_disconnect_sock_reply_t *rmp;
- int rv;
+ if (rv == 0 || rv == VNET_API_ERROR_SESSION_REDIRECT)
+ return;
- a->api_client_index = mp->client_index;
- a->handle = mp->handle;
- rv = vnet_disconnect (a);
+ /* Got some error, relay it */
- REPLY_MACRO (VL_API_DISCONNECT_SOCK_REPLY);
+done:
+ REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY);
}
static void
-vl_api_disconnect_sock_reply_t_handler (vl_api_disconnect_sock_reply_t * mp)
+vl_api_app_namespace_add_del_t_handler (vl_api_app_namespace_add_del_t * mp)
{
- vnet_disconnect_args_t _a, *a = &_a;
+ 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;
+ }
- /* Client objected to disconnecting the session, log and continue */
- if (mp->retval)
+ if (mp->namespace_id_len > ARRAY_LEN (mp->namespace_id))
{
- clib_warning ("client retval %d", mp->retval);
- return;
+ rv = VNET_API_ERROR_INVALID_VALUE;
+ goto done;
}
- a->api_client_index = mp->client_index;
- a->handle = mp->handle;
+ 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);
- vnet_disconnect (a);
+ /* *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* */
}
static void
-vl_api_reset_sock_reply_t_handler (vl_api_reset_sock_reply_t * mp)
+vl_api_session_rule_add_del_t_handler (vl_api_session_rule_add_del_t * mp)
{
- stream_session_t *s;
- u32 session_index, thread_index;
+ 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;
- /* Client objected to resetting the session, log and continue */
- if (mp->retval)
+ memset (&args, 0, sizeof (args));
+ fib_proto = mp->is_ip4 ? FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6;
+
+ 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;
+
+ 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)
{
- clib_warning ("client retval %d", mp->retval);
- return;
+ rv = clib_error_get_code (error);
+ clib_error_report (error);
}
+ vec_free (table_args->tag);
+ REPLY_MACRO (VL_API_SESSION_RULE_ADD_DEL_REPLY);
+}
- if (api_parse_session_handle (mp->handle, &session_index, &thread_index))
+static void
+send_session_rule_details4 (mma_rule_16_t * rule, u8 is_local,
+ u8 transport_proto, u32 appns_index, u8 * tag,
+ unix_shared_memory_queue_t * q, u32 context)
+{
+ 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;
+
+ 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;
+
+ 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_warning ("Invalid handle");
- return;
+ clib_memcpy (rmp->tag, tag, vec_len (tag));
+ rmp->tag[vec_len (tag)] = 0;
}
- s = stream_session_get (session_index, thread_index);
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
- /* 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
+send_session_rule_details6 (mma_rule_40_t * rule, u8 is_local,
+ u8 transport_proto, u32 appns_index, u8 * tag,
+ unix_shared_memory_queue_t * q, 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;
+
+ 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;
+
+ 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)
+ {
+ clib_memcpy (rmp->tag, tag, vec_len (tag));
+ rmp->tag[vec_len (tag)] = 0;
+ }
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
}
static void
-vl_api_accept_sock_reply_t_handler (vl_api_accept_sock_reply_t * mp)
+send_session_rules_table_details (session_rules_table_t * srt, u8 fib_proto,
+ u8 tp, u8 is_local, u32 appns_index,
+ unix_shared_memory_queue_t * q, u32 context)
{
- stream_session_t *s;
- u32 session_index, thread_index;
+ 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 (api_parse_session_handle (mp->handle, &session_index, &thread_index))
+ if (is_local || fib_proto == FIB_PROTOCOL_IP4)
{
- clib_warning ("Invalid handle");
- return;
+ 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,
+ q, context);
+ }));
+ /* *INDENT-ON* */
}
- s = stream_session_get (session_index, thread_index);
-
- if (mp->retval)
+ if (is_local || fib_proto == FIB_PROTOCOL_IP6)
{
- /* Server isn't interested, kill the session */
- stream_session_disconnect (s);
- return;
+ 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,
+ q, context);
+ }));
+ /* *INDENT-ON* */
}
+}
+
+static void
+vl_api_session_rules_dump_t_handler (vl_api_one_map_server_dump_t * mp)
+{
+ unix_shared_memory_queue_t *q = NULL;
+ session_table_t *st;
+ u8 tp;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ 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, q,
+ mp->context);
+ }
+ }));
+ /* *INDENT-ON* */
+}
- s->session_state = SESSION_STATE_READY;
+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->index;
+ vnet_application_detach (a);
+ }
+ 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
}
VLIB_API_INIT_FUNCTION (session_api_hookup);
+
/*
* fd.io coding-style-patch-verification: ON
*