#include "asterisk.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include "ais.h"
#include "asterisk/module.h"
#include "asterisk/utils.h"
#include "asterisk/cli.h"
#include "asterisk/logger.h"
#include "asterisk/event.h"
#include "asterisk/config.h"
#include "asterisk/linkedlists.h"
#include "asterisk/devicestate.h"
Go to the source code of this file.
Data Structures | |
struct | event_channel |
struct | event_channels |
struct | publish_event |
struct | subscribe_event |
Defines | |
#define | AST_MODULE "res_ais" |
Functions | |
static void | add_publish_event (struct event_channel *event_channel, const char *event_type) |
static void | add_subscribe_event (struct event_channel *event_channel, const char *event_type) |
static char * | ais_evt_show_event_channels (struct ast_cli_entry *e, int cmd, struct ast_cli_args *a) |
int | ast_ais_evt_load_module (void) |
int | ast_ais_evt_unload_module (void) |
static void | ast_event_cb (const struct ast_event *ast_event, void *data) |
ASTERISK_FILE_VERSION (__FILE__,"$Revision: 335497 $") | |
static void | build_event_channel (struct ast_config *cfg, const char *cat) |
static void | destroy_event_channels (void) |
static void | event_channel_destroy (struct event_channel *event_channel) |
void | evt_channel_open_cb (SaInvocationT invocation, SaEvtChannelHandleT channel_handle, SaAisErrorT error) |
void | evt_event_deliver_cb (SaEvtSubscriptionIdT subscription_id, const SaEvtEventHandleT event_handle, const SaSizeT event_datalen) |
static void | load_config (void) |
static void | publish_event_destroy (struct publish_event *publish_event) |
static void | queue_event (struct ast_event *ast_event) |
static SaAisErrorT | set_egress_subscription (struct event_channel *event_channel, struct subscribe_event *subscribe_event) |
static void | subscribe_event_destroy (const struct event_channel *event_channel, struct subscribe_event *subscribe_event) |
static const char * | type_to_filter_str (enum ast_event_type type) |
Variables | |
static struct ast_cli_entry | ais_cli [] |
static const SaEvtCallbacksT | evt_callbacks |
SaEvtHandleT | evt_handle |
static SaAisErrorT | evt_init_res |
struct { | |
const char * str | |
enum ast_event_type type | |
} | supported_event_types [] |
static int | unique_id |
Definition in file evt.c.
static void add_publish_event | ( | struct event_channel * | event_channel, | |
const char * | event_type | |||
) | [static] |
Definition at line 308 of file evt.c.
References ARRAY_LEN, ast_calloc, ast_enable_distributed_devstate(), ast_event_cb(), AST_EVENT_DEVICE_STATE_CHANGE, ast_event_dump_cache(), AST_EVENT_IE_END, ast_event_subscribe(), AST_LIST_INSERT_TAIL, ast_log(), subscribe_event::entry, LOG_DEBUG, LOG_WARNING, event_channel::publish_events, str, and supported_event_types.
Referenced by build_event_channel().
00309 { 00310 int i; 00311 enum ast_event_type type = -1; 00312 struct publish_event *publish_event; 00313 00314 for (i = 0; i < ARRAY_LEN(supported_event_types); i++) { 00315 if (!strcasecmp(event_type, supported_event_types[i].str)) { 00316 type = supported_event_types[i].type; 00317 break; 00318 } 00319 } 00320 00321 if (type == -1) { 00322 ast_log(LOG_WARNING, "publish_event option given with invalid value '%s'\n", event_type); 00323 return; 00324 } 00325 00326 if (type == AST_EVENT_DEVICE_STATE_CHANGE && ast_enable_distributed_devstate()) { 00327 return; 00328 } 00329 00330 if (!(publish_event = ast_calloc(1, sizeof(*publish_event)))) { 00331 return; 00332 } 00333 00334 publish_event->type = type; 00335 ast_log(LOG_DEBUG, "Subscribing to event type %d\n", type); 00336 publish_event->sub = ast_event_subscribe(type, ast_event_cb, "AIS", event_channel, 00337 AST_EVENT_IE_END); 00338 ast_event_dump_cache(publish_event->sub); 00339 00340 AST_LIST_INSERT_TAIL(&event_channel->publish_events, publish_event, entry); 00341 }
static void add_subscribe_event | ( | struct event_channel * | event_channel, | |
const char * | event_type | |||
) | [static] |
Definition at line 370 of file evt.c.
References ais_err2str(), ARRAY_LEN, ast_atomic_fetchadd_int(), ast_calloc, ast_enable_distributed_devstate(), AST_EVENT_DEVICE_STATE_CHANGE, AST_LIST_INSERT_TAIL, ast_log(), subscribe_event::entry, free, LOG_ERROR, LOG_WARNING, set_egress_subscription(), str, event_channel::subscribe_events, supported_event_types, and unique_id.
00371 { 00372 int i; 00373 enum ast_event_type type = -1; 00374 struct subscribe_event *subscribe_event; 00375 SaAisErrorT ais_res; 00376 00377 for (i = 0; i < ARRAY_LEN(supported_event_types); i++) { 00378 if (!strcasecmp(event_type, supported_event_types[i].str)) { 00379 type = supported_event_types[i].type; 00380 break; 00381 } 00382 } 00383 00384 if (type == -1) { 00385 ast_log(LOG_WARNING, "subscribe_event option given with invalid value '%s'\n", event_type); 00386 return; 00387 } 00388 00389 if (type == AST_EVENT_DEVICE_STATE_CHANGE && ast_enable_distributed_devstate()) { 00390 return; 00391 } 00392 00393 if (!(subscribe_event = ast_calloc(1, sizeof(*subscribe_event)))) { 00394 return; 00395 } 00396 00397 subscribe_event->type = type; 00398 subscribe_event->id = ast_atomic_fetchadd_int(&unique_id, +1); 00399 00400 ais_res = set_egress_subscription(event_channel, subscribe_event); 00401 if (ais_res != SA_AIS_OK) { 00402 ast_log(LOG_ERROR, "Error setting up egress subscription: %s\n", 00403 ais_err2str(ais_res)); 00404 free(subscribe_event); 00405 return; 00406 } 00407 00408 AST_LIST_INSERT_TAIL(&event_channel->subscribe_events, subscribe_event, entry); 00409 }
static char* ais_evt_show_event_channels | ( | struct ast_cli_entry * | e, | |
int | cmd, | |||
struct ast_cli_args * | a | |||
) | [static] |
Definition at line 250 of file evt.c.
References ast_cli_args::argc, ast_cli_entry::args, ast_cli(), AST_LIST_TRAVERSE, AST_RWLIST_RDLOCK, AST_RWLIST_TRAVERSE, AST_RWLIST_UNLOCK, CLI_GENERATE, CLI_INIT, CLI_SHOWUSAGE, CLI_SUCCESS, ast_cli_entry::command, subscribe_event::entry, ast_cli_args::fd, event_channel::name, event_channel::publish_events, event_channel::subscribe_events, subscribe_event::type, publish_event::type, type_to_filter_str(), and ast_cli_entry::usage.
00251 { 00252 struct event_channel *event_channel; 00253 00254 switch (cmd) { 00255 case CLI_INIT: 00256 e->command = "ais evt show event channels"; 00257 e->usage = 00258 "Usage: ais evt show event channels\n" 00259 " List configured event channels for the (EVT) Eventing service.\n"; 00260 return NULL; 00261 00262 case CLI_GENERATE: 00263 return NULL; /* no completion */ 00264 } 00265 00266 if (a->argc != e->args) 00267 return CLI_SHOWUSAGE; 00268 00269 ast_cli(a->fd, "\n" 00270 "=============================================================\n" 00271 "=== Event Channels ==========================================\n" 00272 "=============================================================\n" 00273 "===\n"); 00274 00275 AST_RWLIST_RDLOCK(&event_channels); 00276 AST_RWLIST_TRAVERSE(&event_channels, event_channel, entry) { 00277 struct publish_event *publish_event; 00278 struct subscribe_event *subscribe_event; 00279 00280 ast_cli(a->fd, "=== ---------------------------------------------------------\n" 00281 "=== Event Channel Name: %s\n", event_channel->name); 00282 00283 AST_LIST_TRAVERSE(&event_channel->publish_events, publish_event, entry) { 00284 ast_cli(a->fd, "=== ==> Publishing Event Type: %s\n", 00285 type_to_filter_str(publish_event->type)); 00286 } 00287 00288 AST_LIST_TRAVERSE(&event_channel->subscribe_events, subscribe_event, entry) { 00289 ast_cli(a->fd, "=== ==> Subscribing to Event Type: %s\n", 00290 type_to_filter_str(subscribe_event->type)); 00291 } 00292 00293 ast_cli(a->fd, "=== ---------------------------------------------------------\n" 00294 "===\n"); 00295 } 00296 AST_RWLIST_UNLOCK(&event_channels); 00297 00298 ast_cli(a->fd, "=============================================================\n" 00299 "\n"); 00300 00301 return CLI_SUCCESS; 00302 }
int ast_ais_evt_load_module | ( | void | ) |
Definition at line 549 of file evt.c.
References ais_cli, ais_err2str(), ais_version, ARRAY_LEN, ast_cli_register_multiple(), ast_log(), evt_callbacks, evt_handle, evt_init_res, load_config(), and LOG_ERROR.
Referenced by load_module().
00550 { 00551 evt_init_res = saEvtInitialize(&evt_handle, &evt_callbacks, &ais_version); 00552 if (evt_init_res != SA_AIS_OK) { 00553 ast_log(LOG_ERROR, "Could not initialize eventing service: %s\n", 00554 ais_err2str(evt_init_res)); 00555 return -1; 00556 } 00557 00558 load_config(); 00559 00560 ast_cli_register_multiple(ais_cli, ARRAY_LEN(ais_cli)); 00561 00562 return 0; 00563 }
int ast_ais_evt_unload_module | ( | void | ) |
Definition at line 565 of file evt.c.
References ais_err2str(), ast_log(), destroy_event_channels(), evt_handle, evt_init_res, and LOG_ERROR.
Referenced by load_module(), and unload_module().
00566 { 00567 SaAisErrorT ais_res; 00568 00569 if (evt_init_res != SA_AIS_OK) { 00570 return 0; 00571 } 00572 00573 destroy_event_channels(); 00574 00575 ais_res = saEvtFinalize(evt_handle); 00576 if (ais_res != SA_AIS_OK) { 00577 ast_log(LOG_ERROR, "Problem stopping eventing service: %s\n", 00578 ais_err2str(ais_res)); 00579 return -1; 00580 } 00581 00582 return 0; 00583 }
static void ast_event_cb | ( | const struct ast_event * | ast_event, | |
void * | data | |||
) | [static] |
Definition at line 180 of file evt.c.
References ais_err2str(), ast_eid_cmp(), ast_eid_default, ast_event_get_ie_raw(), ast_event_get_size(), ast_event_get_type(), AST_EVENT_IE_EID, ast_log(), clm_handle, event_channel::handle, len(), LOG_DEBUG, LOG_ERROR, and type_to_filter_str().
Referenced by add_publish_event().
00181 { 00182 SaEvtEventHandleT event_handle; 00183 SaAisErrorT ais_res; 00184 struct event_channel *event_channel = data; 00185 SaClmClusterNodeT local_node; 00186 SaEvtEventPatternArrayT pattern_array; 00187 SaEvtEventPatternT pattern; 00188 SaSizeT len; 00189 const char *filter_str; 00190 SaEvtEventIdT event_id; 00191 00192 ast_log(LOG_DEBUG, "Got an event to forward\n"); 00193 00194 if (ast_eid_cmp(&ast_eid_default, ast_event_get_ie_raw(ast_event, AST_EVENT_IE_EID))) { 00195 /* If the event didn't originate from this server, don't send it back out. */ 00196 ast_log(LOG_DEBUG, "Returning here\n"); 00197 return; 00198 } 00199 00200 ais_res = saEvtEventAllocate(event_channel->handle, &event_handle); 00201 if (ais_res != SA_AIS_OK) { 00202 ast_log(LOG_ERROR, "Error allocating event: %s\n", ais_err2str(ais_res)); 00203 ast_log(LOG_DEBUG, "Returning here\n"); 00204 return; 00205 } 00206 00207 ais_res = saClmClusterNodeGet(clm_handle, SA_CLM_LOCAL_NODE_ID, 00208 SA_TIME_ONE_SECOND, &local_node); 00209 if (ais_res != SA_AIS_OK) { 00210 ast_log(LOG_ERROR, "Error getting local node name: %s\n", ais_err2str(ais_res)); 00211 goto return_event_free; 00212 } 00213 00214 filter_str = type_to_filter_str(ast_event_get_type(ast_event)); 00215 len = strlen(filter_str) + 1; 00216 pattern.pattern = (SaUint8T *) filter_str; 00217 pattern.patternSize = len; 00218 pattern.allocatedSize = len; 00219 00220 pattern_array.allocatedNumber = 1; 00221 pattern_array.patternsNumber = 1; 00222 pattern_array.patterns = &pattern; 00223 00224 /*! 00225 * /todo Make retention time configurable 00226 * /todo Make event priorities configurable 00227 */ 00228 ais_res = saEvtEventAttributesSet(event_handle, &pattern_array, 00229 SA_EVT_LOWEST_PRIORITY, SA_TIME_ONE_MINUTE, &local_node.nodeName); 00230 if (ais_res != SA_AIS_OK) { 00231 ast_log(LOG_ERROR, "Error setting event attributes: %s\n", ais_err2str(ais_res)); 00232 goto return_event_free; 00233 } 00234 00235 ais_res = saEvtEventPublish(event_handle, 00236 ast_event, ast_event_get_size(ast_event), &event_id); 00237 if (ais_res != SA_AIS_OK) { 00238 ast_log(LOG_ERROR, "Error publishing event: %s\n", ais_err2str(ais_res)); 00239 goto return_event_free; 00240 } 00241 00242 return_event_free: 00243 ais_res = saEvtEventFree(event_handle); 00244 if (ais_res != SA_AIS_OK) { 00245 ast_log(LOG_ERROR, "Error freeing allocated event: %s\n", ais_err2str(ais_res)); 00246 } 00247 ast_log(LOG_DEBUG, "Returning here (event_free)\n"); 00248 }
ASTERISK_FILE_VERSION | ( | __FILE__ | , | |
"$Revision: 335497 $" | ||||
) |
static void build_event_channel | ( | struct ast_config * | cfg, | |
const char * | cat | |||
) | [static] |
Definition at line 411 of file evt.c.
References add_publish_event(), ais_err2str(), ast_calloc, ast_copy_string(), ast_log(), AST_RWLIST_TRAVERSE, AST_RWLIST_UNLOCK, AST_RWLIST_WRLOCK, ast_variable_browse(), subscribe_event::entry, evt_handle, free, LOG_ERROR, LOG_WARNING, event_channel::name, and var.
Referenced by load_config().
00412 { 00413 struct ast_variable *var; 00414 struct event_channel *event_channel; 00415 SaAisErrorT ais_res; 00416 SaNameT sa_name = { 0, }; 00417 00418 AST_RWLIST_WRLOCK(&event_channels); 00419 AST_RWLIST_TRAVERSE(&event_channels, event_channel, entry) { 00420 if (!strcasecmp(event_channel->name, cat)) 00421 break; 00422 } 00423 AST_RWLIST_UNLOCK(&event_channels); 00424 if (event_channel) { 00425 ast_log(LOG_WARNING, "Event channel '%s' was specified twice in " 00426 "configuration. Second instance ignored.\n", cat); 00427 return; 00428 } 00429 00430 if (!(event_channel = ast_calloc(1, sizeof(*event_channel) + strlen(cat)))) 00431 return; 00432 00433 strcpy(event_channel->name, cat); 00434 ast_copy_string((char *) sa_name.value, cat, sizeof(sa_name.value)); 00435 sa_name.length = strlen((char *) sa_name.value); 00436 ais_res = saEvtChannelOpen(evt_handle, &sa_name, 00437 SA_EVT_CHANNEL_PUBLISHER | SA_EVT_CHANNEL_SUBSCRIBER | SA_EVT_CHANNEL_CREATE, 00438 SA_TIME_MAX, &event_channel->handle); 00439 if (ais_res != SA_AIS_OK) { 00440 ast_log(LOG_ERROR, "Error opening event channel: %s\n", ais_err2str(ais_res)); 00441 free(event_channel); 00442 return; 00443 } 00444 00445 for (var = ast_variable_browse(cfg, cat); var; var = var->next) { 00446 if (!strcasecmp(var->name, "type")) { 00447 continue; 00448 } else if (!strcasecmp(var->name, "publish_event")) { 00449 add_publish_event(event_channel, var->value); 00450 } else if (!strcasecmp(var->name, "subscribe_event")) { 00451 add_subscribe_event(event_channel, var->value); 00452 } else { 00453 ast_log(LOG_WARNING, "Event channel '%s' contains invalid option '%s'\n", 00454 event_channel->name, var->name); 00455 } 00456 } 00457 00458 AST_RWLIST_WRLOCK(&event_channels); 00459 AST_RWLIST_INSERT_TAIL(&event_channels, event_channel, entry); 00460 AST_RWLIST_UNLOCK(&event_channels); 00461 }
static void destroy_event_channels | ( | void | ) | [static] |
Definition at line 538 of file evt.c.
References AST_RWLIST_REMOVE_HEAD, AST_RWLIST_UNLOCK, AST_RWLIST_WRLOCK, event_channel::entry, and event_channel_destroy().
Referenced by ast_ais_evt_unload_module().
00539 { 00540 struct event_channel *event_channel; 00541 00542 AST_RWLIST_WRLOCK(&event_channels); 00543 while ((event_channel = AST_RWLIST_REMOVE_HEAD(&event_channels, entry))) { 00544 event_channel_destroy(event_channel); 00545 } 00546 AST_RWLIST_UNLOCK(&event_channels); 00547 }
static void event_channel_destroy | ( | struct event_channel * | event_channel | ) | [static] |
Definition at line 518 of file evt.c.
References ais_err2str(), AST_LIST_REMOVE_HEAD, ast_log(), subscribe_event::entry, free, LOG_ERROR, publish_event_destroy(), event_channel::publish_events, subscribe_event_destroy(), and event_channel::subscribe_events.
Referenced by destroy_event_channels().
00519 { 00520 struct publish_event *publish_event; 00521 struct subscribe_event *subscribe_event; 00522 SaAisErrorT ais_res; 00523 00524 while ((publish_event = AST_LIST_REMOVE_HEAD(&event_channel->publish_events, entry))) 00525 publish_event_destroy(publish_event); 00526 while ((subscribe_event = AST_LIST_REMOVE_HEAD(&event_channel->subscribe_events, entry))) 00527 subscribe_event_destroy(event_channel, subscribe_event); 00528 00529 ais_res = saEvtChannelClose(event_channel->handle); 00530 if (ais_res != SA_AIS_OK) { 00531 ast_log(LOG_ERROR, "Error closing event channel '%s': %s\n", 00532 event_channel->name, ais_err2str(ais_res)); 00533 } 00534 00535 free(event_channel); 00536 }
void evt_channel_open_cb | ( | SaInvocationT | invocation, | |
SaEvtChannelHandleT | channel_handle, | |||
SaAisErrorT | error | |||
) |
void evt_event_deliver_cb | ( | SaEvtSubscriptionIdT | subscription_id, | |
const SaEvtEventHandleT | event_handle, | |||
const SaSizeT | event_datalen | |||
) |
Definition at line 119 of file evt.c.
References ais_err2str(), ast_debug, ast_eid_cmp(), ast_eid_default, ast_event_get_ie_raw(), AST_EVENT_IE_EID, ast_event_minimum_length(), ast_log(), ast_malloc, len(), LOG_ERROR, and queue_event().
00121 { 00122 /* It is important to note that this works because we *know* that this 00123 * function will only be called by a single thread, the dispatch_thread. 00124 * If this module gets changed such that this is no longer the case, this 00125 * should get changed to a thread-local buffer, instead. */ 00126 static unsigned char buf[4096]; 00127 struct ast_event *event_dup, *event = (void *) buf; 00128 SaAisErrorT ais_res; 00129 SaSizeT len = sizeof(buf); 00130 00131 if (event_datalen > len) { 00132 ast_log(LOG_ERROR, "Event received with size %u, which is too big\n" 00133 "for the allocated size %u. Change the code to increase the size.\n", 00134 (unsigned int) event_datalen, (unsigned int) len); 00135 return; 00136 } 00137 00138 if (event_datalen < ast_event_minimum_length()) { 00139 ast_debug(1, "Ignoring event that's too small. %u < %u\n", 00140 (unsigned int) event_datalen, 00141 (unsigned int) ast_event_minimum_length()); 00142 return; 00143 } 00144 00145 ais_res = saEvtEventDataGet(event_handle, event, &len); 00146 if (ais_res != SA_AIS_OK) { 00147 ast_log(LOG_ERROR, "Error retrieving event payload: %s\n", 00148 ais_err2str(ais_res)); 00149 return; 00150 } 00151 00152 if (!ast_eid_cmp(&ast_eid_default, ast_event_get_ie_raw(event, AST_EVENT_IE_EID))) { 00153 /* Don't feed events back in that originated locally. */ 00154 return; 00155 } 00156 00157 if (!(event_dup = ast_malloc(len))) 00158 return; 00159 00160 memcpy(event_dup, event, len); 00161 00162 queue_event(event_dup); 00163 }
static void load_config | ( | void | ) | [static] |
Definition at line 463 of file evt.c.
References ast_category_browse(), ast_config_destroy(), ast_config_load, ast_log(), ast_variable_retrieve(), build_event_channel(), config_flags, CONFIG_STATUS_FILEINVALID, and LOG_WARNING.
00464 { 00465 static const char filename[] = "ais.conf"; 00466 struct ast_config *cfg; 00467 const char *cat = NULL; 00468 struct ast_flags config_flags = { 0 }; 00469 00470 if (!(cfg = ast_config_load(filename, config_flags)) || cfg == CONFIG_STATUS_FILEINVALID) 00471 return; 00472 00473 while ((cat = ast_category_browse(cfg, cat))) { 00474 const char *type; 00475 00476 if (!strcasecmp(cat, "general")) 00477 continue; 00478 00479 if (!(type = ast_variable_retrieve(cfg, cat, "type"))) { 00480 ast_log(LOG_WARNING, "Invalid entry in %s defined with no type!\n", 00481 filename); 00482 continue; 00483 } 00484 00485 if (!strcasecmp(type, "event_channel")) { 00486 build_event_channel(cfg, cat); 00487 } else { 00488 ast_log(LOG_WARNING, "Entry in %s defined with invalid type '%s'\n", 00489 filename, type); 00490 } 00491 } 00492 00493 ast_config_destroy(cfg); 00494 }
static void publish_event_destroy | ( | struct publish_event * | publish_event | ) | [static] |
Definition at line 496 of file evt.c.
References ast_event_unsubscribe(), free, and publish_event::sub.
Referenced by event_channel_destroy().
00497 { 00498 ast_event_unsubscribe(publish_event->sub); 00499 00500 free(publish_event); 00501 }
static void queue_event | ( | struct ast_event * | ast_event | ) | [static] |
Definition at line 114 of file evt.c.
References ast_event_queue_and_cache().
Referenced by evt_event_deliver_cb().
00115 { 00116 ast_event_queue_and_cache(ast_event); 00117 }
static SaAisErrorT set_egress_subscription | ( | struct event_channel * | event_channel, | |
struct subscribe_event * | subscribe_event | |||
) | [static] |
Definition at line 343 of file evt.c.
References filter(), event_channel::handle, subscribe_event::id, len(), subscribe_event::type, and type_to_filter_str().
Referenced by add_subscribe_event().
00345 { 00346 SaAisErrorT ais_res; 00347 SaEvtEventFilterArrayT filter_array; 00348 SaEvtEventFilterT filter; 00349 const char *filter_str = NULL; 00350 SaSizeT len; 00351 00352 /* We know it's going to be valid. It was checked earlier. */ 00353 filter_str = type_to_filter_str(subscribe_event->type); 00354 00355 filter.filterType = SA_EVT_EXACT_FILTER; 00356 len = strlen(filter_str) + 1; 00357 filter.filter.allocatedSize = len; 00358 filter.filter.patternSize = len; 00359 filter.filter.pattern = (SaUint8T *) filter_str; 00360 00361 filter_array.filtersNumber = 1; 00362 filter_array.filters = &filter; 00363 00364 ais_res = saEvtEventSubscribe(event_channel->handle, &filter_array, 00365 subscribe_event->id); 00366 00367 return ais_res; 00368 }
static void subscribe_event_destroy | ( | const struct event_channel * | event_channel, | |
struct subscribe_event * | subscribe_event | |||
) | [static] |
Definition at line 503 of file evt.c.
References ais_err2str(), ast_log(), free, event_channel::handle, subscribe_event::id, and LOG_ERROR.
Referenced by event_channel_destroy().
00505 { 00506 SaAisErrorT ais_res; 00507 00508 /* saEvtChannelClose() will actually do this automatically, but it just 00509 * feels cleaner to go ahead and do it manually ... */ 00510 ais_res = saEvtEventUnsubscribe(event_channel->handle, subscribe_event->id); 00511 if (ais_res != SA_AIS_OK) { 00512 ast_log(LOG_ERROR, "Error unsubscribing: %s\n", ais_err2str(ais_res)); 00513 } 00514 00515 free(subscribe_event); 00516 }
static const char* type_to_filter_str | ( | enum ast_event_type | type | ) | [static] |
Definition at line 165 of file evt.c.
References ARRAY_LEN, and supported_event_types.
Referenced by ais_evt_show_event_channels(), ast_event_cb(), and set_egress_subscription().
00166 { 00167 const char *filter_str = NULL; 00168 int i; 00169 00170 for (i = 0; i < ARRAY_LEN(supported_event_types); i++) { 00171 if (supported_event_types[i].type == type) { 00172 filter_str = supported_event_types[i].str; 00173 break; 00174 } 00175 } 00176 00177 return filter_str; 00178 }
struct ast_cli_entry ais_cli[] [static] |
Initial value:
{ { .handler = ais_evt_show_event_channels , .summary = "Show configured event channels" ,__VA_ARGS__ }, }
const SaEvtCallbacksT evt_callbacks [static] |
Initial value:
{ .saEvtChannelOpenCallback = evt_channel_open_cb, .saEvtEventDeliverCallback = evt_event_deliver_cb, }
Definition at line 65 of file evt.c.
Referenced by ast_ais_evt_load_module().
SaEvtHandleT evt_handle |
Definition at line 57 of file evt.c.
Referenced by ast_ais_evt_load_module(), ast_ais_evt_unload_module(), build_event_channel(), and dispatch_thread_handler().
SaAisErrorT evt_init_res [static] |
Definition at line 58 of file evt.c.
Referenced by ast_ais_evt_load_module(), and ast_ais_evt_unload_module().
struct { ... } supported_event_types[] [static] |
Referenced by add_publish_event(), add_subscribe_event(), and type_to_filter_str().
enum ast_event_type type |
int unique_id [static] |
Used to provide unique id's to egress subscriptions
Definition at line 79 of file evt.c.
Referenced by add_subscribe_event().