void ast_ari_websocket_events_event_websocket_established(struct ast_ari_websocket_session *ws_session,
struct ast_variable *headers,
struct ast_ari_events_event_websocket_args *args)
{
RAII_VAR(struct event_session *, session, NULL, session_cleanup);
struct ast_json *msg;
int res;
size_t i;
int (* register_handler)(const char *, stasis_app_cb handler, void *data);
ast_debug(3, "/events WebSocket connection\n");
session = session_create(ws_session);
if (!session) {
ast_ari_websocket_session_write(ws_session, ast_ari_oom_json());
return;
}
if (args->subscribe_all) {
register_handler = &stasis_app_register_all;
} else {
register_handler = &stasis_app_register;
}
res = 0;
for (i = 0; i < args->app_count; ++i) {
if (ast_strlen_zero(args->app[i])) {
continue;
}
res |= session_register_app(session, args->app[i], register_handler);
}
if (ao2_container_count(session->websocket_apps) == 0) {
RAII_VAR(struct ast_json *, msg, NULL, ast_json_unref);
msg = ast_json_pack("{s: s, s: [s]}",
"type", "MissingParams",
"params", "app");
if (!msg) {
msg = ast_json_ref(ast_ari_oom_json());
}
ast_ari_websocket_session_write(session->ws_session, msg);
return;
}
if (res != 0) {
ast_ari_websocket_session_write(ws_session, ast_ari_oom_json());
return;
}
/* We don't process any input, but we'll consume it waiting for EOF */
while ((msg = ast_ari_websocket_session_read(ws_session))) {
ast_json_unref(msg);
}
}
/*!
* \brief Register for all of the apps given.
* \param session Session info struct.
* \param app_name Name of application to register.
*/
static int session_register_app(struct event_session *session,
const char *app_name)
{
SCOPED_AO2LOCK(lock, session);
ast_assert(session->ws_session != NULL);
ast_assert(session->websocket_apps != NULL);
if (ast_strlen_zero(app_name)) {
return -1;
}
if (ast_str_container_add(session->websocket_apps, app_name)) {
ast_ari_websocket_session_write(session->ws_session,
ast_ari_oom_json());
return -1;
}
stasis_app_register(app_name, app_handler, session);
return 0;
}
