int ast_ari_websocket_session_write(struct ast_ari_websocket_session *session,
struct ast_json *message)
{
RAII_VAR(char *, str, NULL, ast_json_free);
#ifdef AST_DEVMODE
if (!session->validator(message)) {
ast_log(LOG_ERROR, "Outgoing message failed validation\n");
return ast_websocket_write_string(session->ws_session, VALIDATION_FAILED);
}
#endif
str = ast_json_dump_string_format(message, ast_ari_json_format());
if (str == NULL) {
ast_log(LOG_ERROR, "Failed to encode JSON object\n");
return -1;
}
ast_debug(3, "Examining ARI event (length %zu): \n%s\n", strlen(str), str);
if (ast_websocket_write_string(session->ws_session, str)) {
ast_log(LOG_NOTICE, "Problem occurred during websocket write, websocket closed\n");
return -1;
}
return 0;
}
/*!
* \brief Send a message to the given application.
* \param app App to send the message to.
* \param message Message to send.
*/
void app_send(struct stasis_app *app, struct ast_json *message)
{
stasis_app_cb handler;
int debug;
char eid[20];
RAII_VAR(void *, data, NULL, ao2_cleanup);
if (ast_json_object_set(message, "asterisk_id", ast_json_string_create(
ast_eid_to_str(eid, sizeof(eid), &ast_eid_default)))) {
ast_log(AST_LOG_WARNING, "Failed to append EID to outgoing event %s\n",
ast_json_string_get(ast_json_object_get(message, "type")));
}
/* Copy off mutable state with lock held */
{
SCOPED_AO2LOCK(lock, app);
debug = app->debug;
handler = app->handler;
if (app->data) {
ao2_ref(app->data, +1);
data = app->data;
}
/* Name is immutable; no need to copy */
}
if (debug) {
char *dump = ast_json_dump_string_format(message, AST_JSON_PRETTY);
ast_verb(0, "Dispatching message to Stasis app '%s':\n%s\n",
app->name, dump);
ast_json_free(dump);
}
if (!handler) {
ast_verb(3,
"Inactive Stasis app '%s' missed message\n", app->name);
return;
}
handler(data, app->name, message);
}
