struct ast_endpoint_snapshot *ast_endpoint_latest_snapshot(const char *tech,
const char *name)
{
RAII_VAR(char *, id, NULL, ast_free);
RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
struct ast_endpoint_snapshot *snapshot;
if (ast_strlen_zero(name)) {
ast_asprintf(&id, "%s", tech);
} else {
ast_asprintf(&id, "%s/%s", tech, name);
}
if (!id) {
return NULL;
}
ast_tech_to_upper(id);
msg = stasis_cache_get(ast_endpoint_cache(),
ast_endpoint_snapshot_type(), id);
if (!msg) {
return NULL;
}
snapshot = stasis_message_data(msg);
ast_assert(snapshot != NULL);
ao2_ref(snapshot, +1);
return snapshot;
}
void ast_ari_endpoints_list(struct ast_variable *headers,
struct ast_ari_endpoints_list_args *args,
struct ast_ari_response *response)
{
RAII_VAR(struct stasis_cache *, cache, NULL, ao2_cleanup);
RAII_VAR(struct ao2_container *, snapshots, NULL, ao2_cleanup);
RAII_VAR(struct ast_json *, json, NULL, ast_json_unref);
struct ao2_iterator i;
void *obj;
cache = ast_endpoint_cache();
if (!cache) {
ast_ari_response_error(
response, 500, "Internal Server Error",
"Message bus not initialized");
return;
}
ao2_ref(cache, +1);
snapshots = stasis_cache_dump(cache, ast_endpoint_snapshot_type());
if (!snapshots) {
ast_ari_response_alloc_failed(response);
return;
}
json = ast_json_array_create();
if (!json) {
ast_ari_response_alloc_failed(response);
return;
}
i = ao2_iterator_init(snapshots, 0);
while ((obj = ao2_iterator_next(&i))) {
RAII_VAR(struct stasis_message *, msg, obj, ao2_cleanup);
struct ast_endpoint_snapshot *snapshot = stasis_message_data(msg);
struct ast_json *json_endpoint = ast_endpoint_snapshot_to_json(snapshot, stasis_app_get_sanitizer());
int r;
if (!json_endpoint) {
return;
}
r = ast_json_array_append(
json, json_endpoint);
if (r != 0) {
ast_ari_response_alloc_failed(response);
return;
}
}
ao2_iterator_destroy(&i);
ast_ari_response_ok(response, ast_json_ref(json));
}
static int unload_module(void)
{
struct ao2_container *endpoints;
endpoints = stasis_cache_dump(ast_endpoint_cache(), ast_endpoint_snapshot_type());
if (endpoints) {
ao2_callback(endpoints, OBJ_MULTIPLE | OBJ_NODATA | OBJ_NOLOCK, dump_cache_unload, NULL);
ao2_ref(endpoints, -1);
}
stasis_message_router_unsubscribe_and_join(router);
router = NULL;
return 0;
}
static int load_module(void)
{
struct ao2_container *endpoints;
router = stasis_message_router_create(ast_endpoint_topic_all_cached());
if (!router) {
return AST_MODULE_LOAD_FAILURE;
}
stasis_message_router_add(router, stasis_cache_update_type(), cache_update_cb, NULL);
endpoints = stasis_cache_dump(ast_endpoint_cache(), ast_endpoint_snapshot_type());
if (endpoints) {
ao2_callback(endpoints, OBJ_MULTIPLE | OBJ_NODATA | OBJ_NOLOCK, dump_cache_load, NULL);
ao2_ref(endpoints, -1);
}
return AST_MODULE_LOAD_SUCCESS;
}
