*/
#include <vnet/session/application.h>
+#include <vnet/session/application_interface.h>
+#include <vnet/session/application_namespace.h>
#include <vnet/session/session.h>
-/*
+/**
* Pool from which we allocate all applications
*/
static application_t *app_pool;
-/*
+/**
* Hash table of apps by api client index
*/
static uword *app_by_api_client_index;
+/**
+ * Default application event queue size
+ */
+static u32 default_app_evt_queue_size = 128;
+
+static u8 *
+app_get_name_from_reg_index (application_t * app)
+{
+ u8 *app_name;
+
+ vl_api_registration_t *regp;
+ regp = vl_api_client_index_to_registration (app->api_client_index);
+ if (!regp)
+ app_name = format (0, "builtin-%d%c", app->index, 0);
+ else
+ app_name = format (0, "%s%c", regp->name, 0);
+
+ return app_name;
+}
+
+u32
+application_session_table (application_t * app, u8 fib_proto)
+{
+ app_namespace_t *app_ns;
+ app_ns = app_namespace_get (app->ns_index);
+ if (!application_has_global_scope (app))
+ return APP_INVALID_INDEX;
+ if (fib_proto == FIB_PROTOCOL_IP4)
+ return session_lookup_get_index_for_fib (fib_proto,
+ app_ns->ip4_fib_index);
+ else
+ return session_lookup_get_index_for_fib (fib_proto,
+ app_ns->ip6_fib_index);
+}
+
+u32
+application_local_session_table (application_t * app)
+{
+ app_namespace_t *app_ns;
+ if (!application_has_local_scope (app))
+ return APP_INVALID_INDEX;
+ app_ns = app_namespace_get (app->ns_index);
+ return app_ns->local_table_index;
+}
+
int
application_api_queue_is_full (application_t * app)
{
- unix_shared_memory_queue_t *q;
+ svm_queue_t *q;
/* builtin servers are always OK */
if (app->api_client_index == ~0)
return 0;
}
+/**
+ * Returns app name
+ *
+ * Since the name is not stored per app, we generate it on the fly. It is
+ * the caller's responsibility to free the vector
+ */
+u8 *
+application_name_from_index (u32 app_index)
+{
+ application_t *app = application_get (app_index);
+ if (!app)
+ return 0;
+ return app_get_name_from_reg_index (app);
+}
+
static void
application_table_add (application_t * app)
{
return 0;
}
+application_t *
+application_new ()
+{
+ application_t *app;
+ pool_get (app_pool, app);
+ memset (app, 0, sizeof (*app));
+ app->index = application_get_index (app);
+ app->connects_seg_manager = APP_INVALID_SEGMENT_MANAGER_INDEX;
+ app->first_segment_manager = APP_INVALID_SEGMENT_MANAGER_INDEX;
+ if (CLIB_DEBUG > 1)
+ clib_warning ("[%d] New app (%d)", getpid (), app->index);
+ return app;
+}
+
void
application_del (application_t * app)
{
- session_manager_main_t *smm = vnet_get_session_manager_main ();
- api_main_t *am = &api_main;
- void *oldheap;
- session_manager_t *sm;
-
- if (app->mode == APP_SERVER)
+ segment_manager_properties_t *props;
+ vnet_unbind_args_t _a, *a = &_a;
+ segment_manager_t *sm;
+ u64 handle, *handles = 0;
+ u32 index;
+ int i;
+
+ /*
+ * The app event queue allocated in first segment is cleared with
+ * the segment manager. No need to explicitly free it.
+ */
+ if (CLIB_DEBUG > 1)
+ clib_warning ("[%d] Delete app (%d)", getpid (), app->index);
+
+ if (application_is_proxy (app))
+ application_remove_proxy (app);
+
+ /*
+ * Listener cleanup
+ */
+
+ /* *INDENT-OFF* */
+ hash_foreach (handle, index, app->listeners_table,
+ ({
+ vec_add1 (handles, handle);
+ sm = segment_manager_get (index);
+ sm->app_index = SEGMENT_MANAGER_INVALID_APP_INDEX;
+ }));
+ /* *INDENT-ON* */
+
+ for (i = 0; i < vec_len (handles); i++)
{
- sm = session_manager_get (app->session_manager_index);
- session_manager_del (smm, sm);
+ a->app_index = app->index;
+ a->handle = handles[i];
+ /* seg manager is removed when unbind completes */
+ vnet_unbind (a);
}
- /* Free the event fifo in the /vpe-api shared-memory segment */
- oldheap = svm_push_data_heap (am->vlib_rp);
- if (app->event_queue)
- unix_shared_memory_queue_free (app->event_queue);
- svm_pop_heap (oldheap);
+ /*
+ * Connects segment manager cleanup
+ */
- application_table_del (app);
+ if (app->connects_seg_manager != APP_INVALID_SEGMENT_MANAGER_INDEX)
+ {
+ sm = segment_manager_get (app->connects_seg_manager);
+ sm->app_index = SEGMENT_MANAGER_INVALID_APP_INDEX;
+ segment_manager_init_del (sm);
+ }
+ /* If first segment manager is used by a listener */
+ if (app->first_segment_manager != APP_INVALID_SEGMENT_MANAGER_INDEX
+ && app->first_segment_manager != app->connects_seg_manager)
+ {
+ sm = segment_manager_get (app->first_segment_manager);
+ /* .. and has no fifos, e.g. it might be used for redirected sessions,
+ * remove it */
+ if (!segment_manager_has_fifos (sm))
+ {
+ sm->app_index = SEGMENT_MANAGER_INVALID_APP_INDEX;
+ segment_manager_del (sm);
+ }
+ }
+ props = segment_manager_properties_get (app->sm_properties);
+ segment_manager_properties_free (props);
+ application_table_del (app);
pool_put (app_pool, app);
}
-application_t *
-application_new (application_type_t type, session_type_t sst,
- u32 api_client_index, u32 flags, session_cb_vft_t * cb_fns)
+static void
+application_verify_cb_fns (session_cb_vft_t * cb_fns)
{
- session_manager_main_t *smm = vnet_get_session_manager_main ();
- api_main_t *am = &api_main;
- application_t *app;
- void *oldheap;
- session_manager_t *sm;
-
- pool_get (app_pool, app);
- memset (app, 0, sizeof (*app));
-
- /* Allocate event fifo in the /vpe-api shared-memory segment */
- oldheap = svm_push_data_heap (am->vlib_rp);
-
- /* Allocate server event queue */
- app->event_queue =
- unix_shared_memory_queue_init (128 /* nels $$$$ config */ ,
- sizeof (session_fifo_event_t),
- 0 /* consumer pid */ ,
- 0
- /* (do not) signal when queue non-empty */
- );
-
- svm_pop_heap (oldheap);
+ if (cb_fns->session_accept_callback == 0)
+ clib_warning ("No accept callback function provided");
+ if (cb_fns->session_connected_callback == 0)
+ clib_warning ("No session connected callback function provided");
+ if (cb_fns->session_disconnect_callback == 0)
+ clib_warning ("No session disconnect callback function provided");
+ if (cb_fns->session_reset_callback == 0)
+ clib_warning ("No session reset callback function provided");
+}
- /* If a server, allocate session manager */
- if (type == APP_SERVER)
+/**
+ * Check app config for given segment type
+ *
+ * Returns 1 on success and 0 otherwise
+ */
+static u8
+application_verify_cfg (ssvm_segment_type_t st)
+{
+ u8 is_valid;
+ if (st == SSVM_SEGMENT_MEMFD)
{
- pool_get (smm->session_managers, sm);
- memset (sm, 0, sizeof (*sm));
-
- app->session_manager_index = sm - smm->session_managers;
+ is_valid = (session_manager_get_evt_q_segment () != 0);
+ if (!is_valid)
+ clib_warning ("memfd seg: vpp's event qs IN binary api svm region");
+ return is_valid;
}
- else if (type == APP_CLIENT)
+ else if (st == SSVM_SEGMENT_SHM)
{
- /* Allocate connect session manager if needed */
- if (smm->connect_manager_index[sst] == INVALID_INDEX)
- connects_session_manager_init (smm, sst);
- app->session_manager_index = smm->connect_manager_index[sst];
+ is_valid = (session_manager_get_evt_q_segment () == 0);
+ if (!is_valid)
+ clib_warning ("shm seg: vpp's event qs NOT IN binary api svm region");
+ return is_valid;
}
+ else
+ return 1;
+}
- app->mode = type;
- app->index = application_get_index (app);
- app->session_type = sst;
+int
+application_init (application_t * app, u32 api_client_index, u64 * options,
+ session_cb_vft_t * cb_fns)
+{
+ ssvm_segment_type_t st = SSVM_SEGMENT_MEMFD;
+ u32 app_evt_queue_size, first_seg_size;
+ segment_manager_properties_t *props;
+ vl_api_registration_t *reg;
+ segment_manager_t *sm;
+ int rv;
+
+ /*
+ * Make sure we support the requested configuration
+ */
+ reg = vl_api_client_index_to_registration (api_client_index);
+ if (!reg)
+ return VNET_API_ERROR_APP_UNSUPPORTED_CFG;
+
+ if (options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_IS_BUILTIN)
+ st = SSVM_N_SEGMENT_TYPES;
+ else if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
+ st = SSVM_SEGMENT_SHM;
+
+ if (!application_verify_cfg (st))
+ return VNET_API_ERROR_APP_UNSUPPORTED_CFG;
+
+ /*
+ * Setup segment manager
+ */
+ sm = segment_manager_new ();
+ sm->app_index = app->index;
+ props = segment_manager_properties_alloc ();
+ app->sm_properties = segment_manager_properties_index (props);
+ if (options[APP_OPTIONS_ADD_SEGMENT_SIZE])
+ {
+ props->add_segment_size = options[APP_OPTIONS_ADD_SEGMENT_SIZE];
+ props->add_segment = 1;
+ }
+ if (options[APP_OPTIONS_RX_FIFO_SIZE])
+ props->rx_fifo_size = options[APP_OPTIONS_RX_FIFO_SIZE];
+ if (options[APP_OPTIONS_TX_FIFO_SIZE])
+ props->tx_fifo_size = options[APP_OPTIONS_TX_FIFO_SIZE];
+ props->preallocated_fifo_pairs = options[APP_OPTIONS_PREALLOC_FIFO_PAIRS];
+ props->private_segment_count = options[APP_OPTIONS_PRIVATE_SEGMENT_COUNT];
+ if (options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_IS_BUILTIN)
+ props->segment_type = SSVM_N_SEGMENT_TYPES;
+ else
+ props->segment_type = st;
+
+ app_evt_queue_size = options[APP_OPTIONS_EVT_QUEUE_SIZE] > 0 ?
+ options[APP_OPTIONS_EVT_QUEUE_SIZE] : default_app_evt_queue_size;
+ first_seg_size = options[APP_OPTIONS_SEGMENT_SIZE];
+ if ((rv = segment_manager_init (sm, app->sm_properties, first_seg_size,
+ app_evt_queue_size)))
+ return rv;
+ sm->first_is_protected = 1;
+
+ /*
+ * Setup application
+ */
+ app->first_segment_manager = segment_manager_index (sm);
app->api_client_index = api_client_index;
- app->flags = flags;
+ app->flags = options[APP_OPTIONS_FLAGS];
app->cb_fns = *cb_fns;
+ app->ns_index = options[APP_OPTIONS_NAMESPACE];
+ app->listeners_table = hash_create (0, sizeof (u64));
+ app->proxied_transports = options[APP_OPTIONS_PROXY_TRANSPORT];
+
+ /* If no scope enabled, default to global */
+ if (!application_has_global_scope (app)
+ && !application_has_local_scope (app))
+ app->flags |= APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE;
+
+ /* Allocate app event queue in the first shared-memory segment */
+ app->event_queue = segment_manager_alloc_queue (sm, app_evt_queue_size);
+
+ /* Check that the obvious things are properly set up */
+ application_verify_cb_fns (cb_fns);
/* Add app to lookup by api_client_index table */
application_table_add (app);
- return app;
+ return 0;
}
application_t *
application_get (u32 index)
{
+ if (index == APP_INVALID_INDEX)
+ return 0;
+ return pool_elt_at_index (app_pool, index);
+}
+
+application_t *
+application_get_if_valid (u32 index)
+{
+ if (pool_is_free_index (app_pool, index))
+ return 0;
+
return pool_elt_at_index (app_pool, index);
}
return app - app_pool;
}
+static segment_manager_t *
+application_alloc_segment_manager (application_t * app)
+{
+ segment_manager_t *sm = 0;
+
+ /* If the first segment manager is not in use, don't allocate a new one */
+ if (app->first_segment_manager != APP_INVALID_SEGMENT_MANAGER_INDEX
+ && app->first_segment_manager_in_use == 0)
+ {
+ sm = segment_manager_get (app->first_segment_manager);
+ app->first_segment_manager_in_use = 1;
+ return sm;
+ }
+
+ sm = segment_manager_new ();
+ sm->properties_index = app->sm_properties;
+
+ return sm;
+}
+
+/**
+ * Start listening local transport endpoint for requested transport.
+ *
+ * Creates a 'dummy' stream session with state LISTENING to be used in session
+ * lookups, prior to establishing connection. Requests transport to build
+ * it's own specific listening connection.
+ */
+int
+application_start_listen (application_t * srv, session_endpoint_t * sep,
+ u64 * res)
+{
+ segment_manager_t *sm;
+ stream_session_t *s;
+ u64 handle;
+ session_type_t sst;
+
+ sst = session_type_from_proto_and_ip (sep->transport_proto, sep->is_ip4);
+ s = listen_session_new (sst);
+ s->app_index = srv->index;
+
+ if (stream_session_listen (s, sep))
+ goto err;
+
+ /* Allocate segment manager. All sessions derived out of a listen session
+ * have fifos allocated by the same segment manager. */
+ sm = application_alloc_segment_manager (srv);
+ if (sm == 0)
+ goto err;
+
+ /* Add to app's listener table. Useful to find all child listeners
+ * when app goes down, although, just for unbinding this is not needed */
+ handle = listen_session_get_handle (s);
+ hash_set (srv->listeners_table, handle, segment_manager_index (sm));
+
+ *res = handle;
+ return 0;
+
+err:
+ listen_session_del (s);
+ return -1;
+}
+
+/**
+ * Stop listening on session associated to handle
+ */
int
-application_server_init (application_t * server, u32 segment_size,
- u32 add_segment_size, u32 rx_fifo_size,
- u32 tx_fifo_size, u8 ** segment_name)
+application_stop_listen (application_t * srv, u64 handle)
{
- session_manager_main_t *smm = vnet_get_session_manager_main ();
- session_manager_t *sm;
+ stream_session_t *listener;
+ uword *indexp;
+ segment_manager_t *sm;
+
+ if (srv && hash_get (srv->listeners_table, handle) == 0)
+ {
+ clib_warning ("app doesn't own handle %llu!", handle);
+ return -1;
+ }
+
+ listener = listen_session_get_from_handle (handle);
+ stream_session_stop_listen (listener);
+
+ indexp = hash_get (srv->listeners_table, handle);
+ ASSERT (indexp);
+
+ sm = segment_manager_get (*indexp);
+ if (srv->first_segment_manager == *indexp)
+ {
+ /* Delete sessions but don't remove segment manager */
+ srv->first_segment_manager_in_use = 0;
+ segment_manager_del_sessions (sm);
+ }
+ else
+ {
+ segment_manager_init_del (sm);
+ }
+ hash_unset (srv->listeners_table, handle);
+ listen_session_del (listener);
+
+ return 0;
+}
+
+int
+application_open_session (application_t * app, session_endpoint_t * sep,
+ u32 api_context)
+{
+ segment_manager_t *sm;
int rv;
- sm = session_manager_get (server->session_manager_index);
+ /* Make sure we have a segment manager for connects */
+ if (app->connects_seg_manager == APP_INVALID_SEGMENT_MANAGER_INDEX)
+ {
+ sm = application_alloc_segment_manager (app);
+ if (sm == 0)
+ return -1;
+ app->connects_seg_manager = segment_manager_index (sm);
+ }
+
+ if ((rv = session_open (app->index, sep, api_context)))
+ return rv;
+
+ return 0;
+}
+
+segment_manager_t *
+application_get_connect_segment_manager (application_t * app)
+{
+ ASSERT (app->connects_seg_manager != (u32) ~ 0);
+ return segment_manager_get (app->connects_seg_manager);
+}
+
+segment_manager_t *
+application_get_listen_segment_manager (application_t * app,
+ stream_session_t * s)
+{
+ uword *smp;
+ smp = hash_get (app->listeners_table, listen_session_get_handle (s));
+ ASSERT (smp != 0);
+ return segment_manager_get (*smp);
+}
+
+int
+application_is_proxy (application_t * app)
+{
+ return (app->flags & APP_OPTIONS_FLAGS_IS_PROXY);
+}
+
+int
+application_is_builtin (application_t * app)
+{
+ return (app->flags & APP_OPTIONS_FLAGS_IS_BUILTIN);
+}
+
+int
+application_is_builtin_proxy (application_t * app)
+{
+ return (application_is_proxy (app) && application_is_builtin (app));
+}
+
+int
+application_add_segment_notify (u32 app_index, u32 fifo_segment_index)
+{
+ application_t *app = application_get (app_index);
+ svm_fifo_segment_private_t *fs;
+
+ /* Send an API message to the external app, to map new segment */
+ ASSERT (app->cb_fns.add_segment_callback);
+
+ fs = segment_manager_get_segment (fifo_segment_index);
+ return app->cb_fns.add_segment_callback (app->api_client_index, &fs->ssvm);
+}
+
+u8
+application_has_local_scope (application_t * app)
+{
+ return app->flags & APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE;
+}
+
+u8
+application_has_global_scope (application_t * app)
+{
+ return app->flags & APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE;
+}
- /* Add first segment */
- if ((rv = session_manager_add_first_segment (smm, sm, segment_size,
- segment_name)))
+u32
+application_n_listeners (application_t * app)
+{
+ return hash_elts (app->listeners_table);
+}
+
+stream_session_t *
+application_first_listener (application_t * app, u8 fib_proto,
+ u8 transport_proto)
+{
+ stream_session_t *listener;
+ u64 handle;
+ u32 sm_index;
+ u8 sst;
+
+ sst = session_type_from_proto_and_ip (transport_proto,
+ fib_proto == FIB_PROTOCOL_IP4);
+
+ /* *INDENT-OFF* */
+ hash_foreach (handle, sm_index, app->listeners_table, ({
+ listener = listen_session_get_from_handle (handle);
+ if (listener->session_type == sst
+ && listener->listener_index != SESSION_PROXY_LISTENER_INDEX)
+ return listener;
+ }));
+ /* *INDENT-ON* */
+
+ return 0;
+}
+
+stream_session_t *
+application_proxy_listener (application_t * app, u8 fib_proto,
+ u8 transport_proto)
+{
+ stream_session_t *listener;
+ u64 handle;
+ u32 sm_index;
+ u8 sst;
+
+ sst = session_type_from_proto_and_ip (transport_proto,
+ fib_proto == FIB_PROTOCOL_IP4);
+
+ /* *INDENT-OFF* */
+ hash_foreach (handle, sm_index, app->listeners_table, ({
+ listener = listen_session_get_from_handle (handle);
+ if (listener->session_type == sst
+ && listener->listener_index == SESSION_PROXY_LISTENER_INDEX)
+ return listener;
+ }));
+ /* *INDENT-ON* */
+
+ return 0;
+}
+
+static clib_error_t *
+application_start_stop_proxy_fib_proto (application_t * app, u8 fib_proto,
+ u8 transport_proto, u8 is_start)
+{
+ app_namespace_t *app_ns = app_namespace_get (app->ns_index);
+ u8 is_ip4 = (fib_proto == FIB_PROTOCOL_IP4);
+ session_endpoint_t sep = SESSION_ENDPOINT_NULL;
+ transport_connection_t *tc;
+ stream_session_t *s;
+ u64 handle;
+
+ if (is_start)
{
- return rv;
+ s = application_first_listener (app, fib_proto, transport_proto);
+ if (!s)
+ {
+ sep.is_ip4 = is_ip4;
+ sep.fib_index = app_namespace_get_fib_index (app_ns, fib_proto);
+ sep.sw_if_index = app_ns->sw_if_index;
+ sep.transport_proto = transport_proto;
+ application_start_listen (app, &sep, &handle);
+ s = listen_session_get_from_handle (handle);
+ s->listener_index = SESSION_PROXY_LISTENER_INDEX;
+ }
+ }
+ else
+ {
+ s = application_proxy_listener (app, fib_proto, transport_proto);
+ ASSERT (s);
+ }
+
+ tc = listen_session_get_transport (s);
+
+ if (!ip_is_zero (&tc->lcl_ip, 1))
+ {
+ u32 sti;
+ sep.is_ip4 = is_ip4;
+ sep.fib_index = app_namespace_get_fib_index (app_ns, fib_proto);
+ sep.transport_proto = transport_proto;
+ sep.port = 0;
+ sti = session_lookup_get_index_for_fib (fib_proto, sep.fib_index);
+ if (is_start)
+ session_lookup_add_session_endpoint (sti, &sep, s->session_index);
+ else
+ session_lookup_del_session_endpoint (sti, &sep);
}
- /* Setup session manager */
- sm->add_segment_size = add_segment_size;
- sm->rx_fifo_size = rx_fifo_size;
- sm->tx_fifo_size = tx_fifo_size;
- sm->add_segment = sm->add_segment_size != 0;
return 0;
}
+static void
+application_start_stop_proxy_local_scope (application_t * app,
+ u8 transport_proto, u8 is_start)
+{
+ session_endpoint_t sep = SESSION_ENDPOINT_NULL;
+ app_namespace_t *app_ns;
+ app_ns = app_namespace_get (app->ns_index);
+ sep.is_ip4 = 1;
+ sep.transport_proto = transport_proto;
+ sep.port = 0;
+
+ if (is_start)
+ {
+ session_lookup_add_session_endpoint (app_ns->local_table_index, &sep,
+ app->index);
+ sep.is_ip4 = 0;
+ session_lookup_add_session_endpoint (app_ns->local_table_index, &sep,
+ app->index);
+ }
+ else
+ {
+ session_lookup_del_session_endpoint (app_ns->local_table_index, &sep);
+ sep.is_ip4 = 0;
+ session_lookup_del_session_endpoint (app_ns->local_table_index, &sep);
+ }
+}
+
+void
+application_start_stop_proxy (application_t * app,
+ transport_proto_t transport_proto, u8 is_start)
+{
+ if (application_has_local_scope (app))
+ application_start_stop_proxy_local_scope (app, transport_proto, is_start);
+
+ if (application_has_global_scope (app))
+ {
+ application_start_stop_proxy_fib_proto (app, FIB_PROTOCOL_IP4,
+ transport_proto, is_start);
+ application_start_stop_proxy_fib_proto (app, FIB_PROTOCOL_IP6,
+ transport_proto, is_start);
+ }
+}
+
+void
+application_setup_proxy (application_t * app)
+{
+ u16 transports = app->proxied_transports;
+ transport_proto_t tp;
+
+ ASSERT (application_is_proxy (app));
+ if (application_is_builtin (app))
+ return;
+
+ /* *INDENT-OFF* */
+ transport_proto_foreach (tp, ({
+ if (transports & (1 << tp))
+ application_start_stop_proxy (app, tp, 1);
+ }));
+ /* *INDENT-ON* */
+}
+
+void
+application_remove_proxy (application_t * app)
+{
+ u16 transports = app->proxied_transports;
+ transport_proto_t tp;
+
+ ASSERT (application_is_proxy (app));
+
+ /* *INDENT-OFF* */
+ transport_proto_foreach (tp, ({
+ if (transports & (1 << tp))
+ application_start_stop_proxy (app, tp, 0);
+ }));
+ /* *INDENT-ON* */
+}
+
u8 *
-format_application_server (u8 * s, va_list * args)
+format_application_listener (u8 * s, va_list * args)
{
- application_t *srv = va_arg (*args, application_t *);
+ application_t *app = va_arg (*args, application_t *);
+ u64 handle = va_arg (*args, u64);
+ u32 index = va_arg (*args, u32);
int verbose = va_arg (*args, int);
- vl_api_registration_t *regp;
stream_session_t *listener;
- u8 *server_name, *str, *seg_name;
- u32 segment_size;
+ u8 *app_name, *str;
- if (srv == 0)
+ if (app == 0)
{
if (verbose)
- s = format (s, "%-40s%-20s%-15s%-15s%-10s", "Connection", "Server",
- "Segment", "API Client", "Cookie");
+ s = format (s, "%-40s%-20s%-15s%-15s%-10s", "Connection", "App",
+ "API Client", "ListenerID", "SegManager");
else
- s = format (s, "%-40s%-20s", "Connection", "Server");
+ s = format (s, "%-40s%-20s", "Connection", "App");
return s;
}
- regp = vl_api_client_index_to_registration (srv->api_client_index);
- if (!regp)
- server_name = format (0, "%s%c", regp->name, 0);
- else
- server_name = regp->name;
-
- listener = stream_session_listener_get (srv->session_type,
- srv->session_index);
+ app_name = app_get_name_from_reg_index (app);
+ listener = listen_session_get_from_handle (handle);
str = format (0, "%U", format_stream_session, listener, verbose);
- session_manager_get_segment_info (listener->server_segment_index, &seg_name,
- &segment_size);
if (verbose)
{
- s = format (s, "%-40s%-20s%-20s%-10d%-10d", str, server_name,
- seg_name, srv->api_client_index, srv->accept_cookie);
+ s = format (s, "%-40s%-20s%-15u%-15u%-10u", str, app_name,
+ app->api_client_index, handle, index);
}
else
- s = format (s, "%-40s%-20s", str, server_name);
+ s = format (s, "%-40s%-20s", str, app_name);
+
+ vec_free (app_name);
return s;
}
-u8 *
-format_application_client (u8 * s, va_list * args)
+void
+application_format_connects (application_t * app, int verbose)
{
- application_t *client = va_arg (*args, application_t *);
- int verbose = va_arg (*args, int);
- stream_session_t *session;
- u8 *str, *seg_name;
- u32 segment_size;
+ vlib_main_t *vm = vlib_get_main ();
+ segment_manager_t *sm;
+ u8 *app_name, *s = 0;
+ int j;
- if (client == 0)
+ /* Header */
+ if (app == 0)
{
if (verbose)
- s =
- format (s, "%-40s%-20s%-10s", "Connection", "Segment",
- "API Client");
+ vlib_cli_output (vm, "%-40s%-20s%-15s%-10s", "Connection", "App",
+ "API Client", "SegManager");
else
- s = format (s, "%-40s", "Connection");
+ vlib_cli_output (vm, "%-40s%-20s", "Connection", "App");
+ return;
+ }
- return s;
+ /* make sure */
+ if (app->connects_seg_manager == (u32) ~ 0)
+ return;
+
+ app_name = app_get_name_from_reg_index (app);
+
+ /* Across all fifo segments */
+ sm = segment_manager_get (app->connects_seg_manager);
+ for (j = 0; j < vec_len (sm->segment_indices); j++)
+ {
+ svm_fifo_segment_private_t *fifo_segment;
+ svm_fifo_t *fifo;
+ u8 *str;
+
+ fifo_segment = svm_fifo_segment_get_segment (sm->segment_indices[j]);
+ fifo = svm_fifo_segment_get_fifo_list (fifo_segment);
+ while (fifo)
+ {
+ u32 session_index, thread_index;
+ stream_session_t *session;
+
+ session_index = fifo->master_session_index;
+ thread_index = fifo->master_thread_index;
+
+ session = session_get (session_index, thread_index);
+ str = format (0, "%U", format_stream_session, session, verbose);
+
+ if (verbose)
+ s = format (s, "%-40s%-20s%-15u%-10u", str, app_name,
+ app->api_client_index, app->connects_seg_manager);
+ else
+ s = format (s, "%-40s%-20s", str, app_name);
+
+ vlib_cli_output (vm, "%v", s);
+ vec_reset_length (s);
+ vec_free (str);
+
+ fifo = fifo->next;
+ }
+ vec_free (s);
}
- session = stream_session_get (client->session_index, client->thread_index);
- str = format (0, "%U", format_stream_session, session, verbose);
+ vec_free (app_name);
+}
- session_manager_get_segment_info (session->server_segment_index, &seg_name,
- &segment_size);
- if (verbose)
+u8 *
+format_application (u8 * s, va_list * args)
+{
+ application_t *app = va_arg (*args, application_t *);
+ CLIB_UNUSED (int verbose) = va_arg (*args, int);
+ segment_manager_properties_t *props;
+ const u8 *app_ns_name;
+ u8 *app_name;
+
+ if (app == 0)
{
- s = format (s, "%-40s%-20s%-10d%", str, seg_name,
- client->api_client_index);
+ if (verbose)
+ s = format (s, "%-10s%-20s%-15s%-15s%-15s%-15s%-15s", "Index", "Name",
+ "API Client", "Namespace", "Add seg size", "Rx fifo size",
+ "Tx fifo size");
+ else
+ s =
+ format (s, "%-10s%-20s%-15s%-40s", "Index", "Name", "API Client",
+ "Namespace");
+ return s;
}
+
+ app_name = app_get_name_from_reg_index (app);
+ app_ns_name = app_namespace_id_from_index (app->ns_index);
+ props = segment_manager_properties_get (app->sm_properties);
+ if (verbose)
+ s =
+ format (s, "%-10d%-20s%-15d%-15d%-15d%-15d%-15d", app->index, app_name,
+ app->api_client_index, app->ns_index,
+ props->add_segment_size,
+ props->rx_fifo_size, props->tx_fifo_size);
else
- s = format (s, "%-40s", str);
+ s = format (s, "%-10d%-20s%-15d%-40s", app->index, app_name,
+ app->api_client_index, app_ns_name);
return s;
}
int do_client = 0;
int verbose = 0;
+ session_cli_return_if_not_enabled ();
+
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "server"))
if (do_server)
{
+ u64 handle;
+ u32 index;
if (pool_elts (app_pool))
{
- vlib_cli_output (vm, "%U", format_application_server,
- 0 /* header */ ,
+ vlib_cli_output (vm, "%U", format_application_listener,
+ 0 /* header */ , 0, 0,
verbose);
- /* *INDENT-OFF* */
+ /* *INDENT-OFF* */
pool_foreach (app, app_pool,
({
- if (app->mode == APP_SERVER)
- vlib_cli_output (vm, "%U", format_application_server, app,
- verbose);
+ /* App's listener sessions */
+ if (hash_elts (app->listeners_table) == 0)
+ continue;
+ hash_foreach (handle, index, app->listeners_table,
+ ({
+ vlib_cli_output (vm, "%U", format_application_listener, app,
+ handle, index, verbose);
+ }));
}));
/* *INDENT-ON* */
}
{
if (pool_elts (app_pool))
{
- vlib_cli_output (vm, "%U", format_application_client,
- 0 /* header */ ,
- verbose);
+ application_format_connects (0, verbose);
+
/* *INDENT-OFF* */
pool_foreach (app, app_pool,
({
- if (app->mode == APP_CLIENT)
- vlib_cli_output (vm, "%U", format_application_client, app,
- verbose);
+ if (app->connects_seg_manager == (u32)~0)
+ continue;
+ application_format_connects (app, verbose);
}));
/* *INDENT-ON* */
}
else
- vlib_cli_output (vm, "No active server bindings");
+ vlib_cli_output (vm, "No active client bindings");
+ }
+
+ /* Print app related info */
+ if (!do_server && !do_client)
+ {
+ vlib_cli_output (vm, "%U", format_application, 0, verbose);
+ /* *INDENT-OFF* */
+ pool_foreach (app, app_pool, ({
+ vlib_cli_output (vm, "%U", format_application, app, verbose);
+ }));
+ /* *INDENT-ON* */
}
return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (show_app_command, static) =
{
-.path = "show app",.short_help =
- "show app [server|client] [verbose]",.function = show_app_command_fn,};
+ .path = "show app",
+ .short_help = "show app [server|client] [verbose]",
+ .function = show_app_command_fn,
+};
+/* *INDENT-ON* */
/*
* fd.io coding-style-patch-verification: ON