void janus_videocall_destroy_session(janus_plugin_session *handle, int *error) {
if(g_atomic_int_get(&stopping) || !g_atomic_int_get(&initialized)) {
*error = -1;
return;
}
janus_videocall_session *session = (janus_videocall_session *)handle->plugin_handle;
if(!session) {
JANUS_LOG(LOG_ERR, "No VideoCall session associated with this handle...\n");
*error = -2;
return;
}
if(session->destroyed) {
JANUS_LOG(LOG_VERB, "VideoCall session already destroyed...\n");
return;
}
JANUS_LOG(LOG_VERB, "Removing VideoCall user %s session...\n", session->username ? session->username : "******");
janus_videocall_hangup_media(handle);
if(session->username != NULL) {
janus_mutex_lock(&sessions_mutex);
int res = g_hash_table_remove(sessions, (gpointer)session->username);
JANUS_LOG(LOG_VERB, " -- Removed: %d\n", res);
janus_mutex_unlock(&sessions_mutex);
}
/* Cleaning up and removing the session is done in a lazy way */
session->destroyed = janus_get_monotonic_time();
janus_mutex_lock(&sessions_mutex);
old_sessions = g_list_append(old_sessions, session);
janus_mutex_unlock(&sessions_mutex);
return;
}
static gboolean janus_websockets_is_allowed(const char *ip, gboolean admin) {
JANUS_LOG(LOG_VERB, "Checking if %s is allowed to contact %s interface\n", ip, admin ? "admin" : "janus");
if(ip == NULL)
return FALSE;
if(!admin && janus_websockets_access_list == NULL) {
JANUS_LOG(LOG_VERB, "Yep\n");
return TRUE;
}
if(admin && janus_websockets_admin_access_list == NULL) {
JANUS_LOG(LOG_VERB, "Yeah\n");
return TRUE;
}
janus_mutex_lock(&access_list_mutex);
GList *temp = admin ? janus_websockets_admin_access_list : janus_websockets_access_list;
while(temp) {
const char *allowed = (const char *)temp->data;
if(allowed != NULL && strstr(ip, allowed)) {
janus_mutex_unlock(&access_list_mutex);
return TRUE;
}
temp = temp->next;
}
janus_mutex_unlock(&access_list_mutex);
JANUS_LOG(LOG_VERB, "Nope...\n");
return FALSE;
}
int janus_websockets_send_message(void *transport, void *request_id, gboolean admin, json_t *message) {
if(message == NULL)
return -1;
if(transport == NULL) {
g_free(message);
return -1;
}
/* Make sure this is not related to a closed /freed WebSocket session */
janus_mutex_lock(&old_wss_mutex);
janus_websockets_client *client = (janus_websockets_client *)transport;
if(g_list_find(old_wss, client) != NULL) {
g_free(message);
message = NULL;
transport = NULL;
} else if(!client->context || !client->wsi) {
g_free(message);
message = NULL;
}
if(message == NULL) {
janus_mutex_unlock(&old_wss_mutex);
return -1;
}
janus_mutex_lock(&client->mutex);
/* Convert to string and enqueue */
char *payload = json_dumps(message, JSON_INDENT(3) | JSON_PRESERVE_ORDER);
g_async_queue_push(client->messages, payload);
libwebsocket_callback_on_writable(client->context, client->wsi);
janus_mutex_unlock(&client->mutex);
janus_mutex_unlock(&old_wss_mutex);
json_decref(message);
return 0;
}
void janus_websockets_session_over(void *transport, guint64 session_id, gboolean timeout) {
if(transport == NULL || !timeout)
return;
/* We only care if it's a timeout: if so, close the connection */
janus_websockets_client *client = (janus_websockets_client *)transport;
/* Make sure this is not related to a closed WebSocket session */
janus_mutex_lock(&old_wss_mutex);
if(g_list_find(old_wss, client) == NULL && client->context && client->wsi){
janus_mutex_lock(&client->mutex);
client->session_timeout = 1;
libwebsocket_callback_on_writable(client->context, client->wsi);
janus_mutex_unlock(&client->mutex);
}
janus_mutex_unlock(&old_wss_mutex);
}
static void janus_websockets_destroy_client(
janus_websockets_client *ws_client,
#ifdef HAVE_LIBWEBSOCKETS_NEWAPI
struct lws *wsi,
#else
struct libwebsocket *wsi,
#endif
const char *log_prefix) {
if(!ws_client || ws_client->destroy)
return;
/* Notify handlers about this transport being gone */
if(notify_events && gateway->events_is_enabled()) {
json_t *info = json_object();
json_object_set_new(info, "event", json_string("disconnected"));
gateway->notify_event(&janus_websockets_transport, ws_client, info);
}
/* Notify core */
gateway->transport_gone(&janus_websockets_transport, ws_client);
/* Mark the session as closed */
janus_mutex_lock(&old_wss_mutex);
old_wss = g_list_append(old_wss, ws_client);
janus_mutex_unlock(&old_wss_mutex);
/* Cleanup */
janus_mutex_lock(&ws_client->mutex);
JANUS_LOG(LOG_INFO, "[%s-%p] Destroying WebSocket client\n", log_prefix, wsi);
ws_client->destroy = 1;
#ifndef HAVE_LIBWEBSOCKETS_NEWAPI
ws_client->context = NULL;
#endif
ws_client->wsi = NULL;
/* Remove messages queue too, if needed */
if(ws_client->messages != NULL) {
char *response = NULL;
while((response = g_async_queue_try_pop(ws_client->messages)) != NULL) {
g_free(response);
}
g_async_queue_unref(ws_client->messages);
}
/* ... and the shared buffers */
g_free(ws_client->incoming);
ws_client->incoming = NULL;
g_free(ws_client->buffer);
ws_client->buffer = NULL;
ws_client->buflen = 0;
ws_client->bufpending = 0;
ws_client->bufoffset = 0;
janus_mutex_unlock(&ws_client->mutex);
}
int janus_sctp_association_setup(janus_sctp_association *sctp) {
if(sctp == NULL)
return -1;
struct socket *sock = sctp->sock;
struct sockaddr_conn sconn;
/* Operating as client */
JANUS_LOG(LOG_VERB, "[%"SCNu64"] Connecting the SCTP association\n", sctp->handle_id);
memset(&sconn, 0, sizeof(struct sockaddr_conn));
sconn.sconn_family = AF_CONN;
sconn.sconn_port = htons(sctp->remote_port);
sconn.sconn_addr = (void *)sctp;
#ifdef HAVE_SCONN_LEN
sconn.sconn_len = sizeof(struct sockaddr_conn);
#endif
sctp->ready = TRUE;
if(usrsctp_connect(sock, (struct sockaddr *)&sconn, sizeof(struct sockaddr_conn)) < 0) {
JANUS_LOG(LOG_ERR, "[%"SCNu64"] Error connecting to SCTP server at port %"SCNu16"\n", sctp->handle_id, sctp->remote_port);
return -1;
}
JANUS_LOG(LOG_INFO, "[%"SCNu64"] Connected to the DataChannel peer\n", sctp->handle_id);
janus_mutex_lock(&sctp->mutex);
sctp->sock = sock;
janus_mutex_unlock(&sctp->mutex);
return 0;
}
void janus_serial_create_session(janus_plugin_session *handle, int *error) {
if(g_atomic_int_get(&stopping) || !g_atomic_int_get(&initialized)) {
*error = -1;
return;
}
janus_serial_session *session = (janus_serial_session *)calloc(1, sizeof(janus_serial_session));
if(session == NULL) {
JANUS_LOG(LOG_FATAL, "Memory error!\n");
*error = -2;
return;
}
session->handle = handle;
session->has_audio = FALSE;
session->has_video = FALSE;
session->audio_active = TRUE;
session->video_active = TRUE;
session->bitrate = 0; /* No limit */
session->destroyed = 0;
g_atomic_int_set(&session->hangingup, 0);
handle->plugin_handle = session;
janus_mutex_lock(&sessions_mutex);
g_hash_table_insert(sessions, handle, session);
janus_mutex_unlock(&sessions_mutex);
return;
}
void *janus_echotest_watchdog(void *data) {
JANUS_LOG(LOG_INFO, "Echotest watchdog started\n");
gint64 now = 0;
while(g_atomic_int_get(&initialized) && !g_atomic_int_get(&stopping)) {
janus_mutex_lock(&sessions_mutex);
/* Iterate on all the sessions */
now = janus_get_monotonic_time();
if(old_sessions != NULL) {
GList *sl = old_sessions;
JANUS_LOG(LOG_VERB, "Checking %d old sessions\n", g_list_length(old_sessions));
while(sl) {
janus_echotest_session *session = (janus_echotest_session *)sl->data;
if(!session) {
sl = sl->next;
continue;
}
if(now-session->destroyed >= 5*G_USEC_PER_SEC) {
/* We're lazy and actually get rid of the stuff only after a few seconds */
GList *rm = sl->next;
old_sessions = g_list_delete_link(old_sessions, sl);
sl = rm;
session->handle = NULL;
g_free(session);
session = NULL;
continue;
}
sl = sl->next;
}
}
janus_mutex_unlock(&sessions_mutex);
g_usleep(2000000);
}
JANUS_LOG(LOG_INFO, "EchoTest watchdog stopped\n");
return NULL;
}
void janus_videocall_destroy_session(janus_plugin_session *handle, int *error) {
if(stopping || !initialized) {
*error = -1;
return;
}
janus_videocall_session *session = (janus_videocall_session *)handle->plugin_handle;
if(!session) {
JANUS_LOG(LOG_ERR, "No session associated with this handle...\n");
*error = -2;
return;
}
if(session->destroy) {
JANUS_LOG(LOG_VERB, "Session already destroyed...\n");
return;
}
JANUS_LOG(LOG_VERB, "Removing user %s session...\n", session->username ? session->username : "******");
janus_videocall_hangup_media(handle);
if(session->username != NULL) {
janus_mutex_lock(&sessions_mutex);
int res = g_hash_table_remove(sessions, (gpointer)session->username);
JANUS_LOG(LOG_VERB, " -- Removed: %d\n", res);
janus_mutex_unlock(&sessions_mutex);
}
/* Cleaning up and removing the session is done in a lazy way */
session->destroy = TRUE;
return;
}
void janus_pfunix_session_over(void *transport, guint64 session_id, gboolean timeout) {
/* We only care if it's a timeout: if so, close the connection */
if(transport == NULL || !timeout)
return;
/* FIXME Should we really close the connection in case of a timeout? */
janus_pfunix_client *client = (janus_pfunix_client *)transport;
janus_mutex_lock(&clients_mutex);
if(g_hash_table_lookup(clients, client) != NULL) {
client->session_timeout = TRUE;
if(client->fd != -1) {
/* Shutdown the client socket */
shutdown(client->fd, SHUT_WR);
} else {
/* Destroy the client */
g_hash_table_remove(clients_by_path, client->addr.sun_path);
g_hash_table_remove(clients, client);
if(client->messages != NULL) {
char *response = NULL;
while((response = g_async_queue_try_pop(client->messages)) != NULL) {
g_free(response);
}
g_async_queue_unref(client->messages);
}
g_free(client);
}
}
janus_mutex_unlock(&clients_mutex);
}
void janus_videocall_hangup_media(janus_plugin_session *handle) {
JANUS_LOG(LOG_INFO, "No WebRTC media anymore\n");
if(stopping || !initialized)
return;
janus_videocall_session *session = (janus_videocall_session *)handle->plugin_handle;
if(!session) {
JANUS_LOG(LOG_ERR, "No session associated with this handle...\n");
return;
}
if(session->destroy)
return;
janus_mutex_lock(&sessions_mutex);
if(session->peer) {
/* Send event to our peer too */
json_t *call = json_object();
json_object_set_new(call, "videocall", json_string("event"));
json_t *calling = json_object();
json_object_set_new(calling, "event", json_string("hangup"));
json_object_set_new(calling, "username", json_string(session->username));
json_object_set_new(calling, "reason", json_string("Remote hangup"));
json_object_set_new(call, "result", calling);
char *call_text = json_dumps(call, JSON_INDENT(3) | JSON_PRESERVE_ORDER);
json_decref(call);
JANUS_LOG(LOG_VERB, "Pushing event to peer: %s\n", call_text);
int ret = gateway->push_event(session->peer->handle, &janus_videocall_plugin, NULL, call_text, NULL, NULL);
JANUS_LOG(LOG_VERB, " >> %d (%s)\n", ret, janus_get_api_error(ret));
g_free(call_text);
}
session->peer = NULL;
/* Reset controls */
session->audio_active = TRUE;
session->video_active = TRUE;
session->bitrate = 0;
janus_mutex_unlock(&sessions_mutex);
}
static void janus_dtls_cb_openssl_lock(int mode, int type, const char *file, int line) {
if((mode & CRYPTO_LOCK)) {
janus_mutex_lock(&janus_dtls_locks[type]);
} else {
janus_mutex_unlock(&janus_dtls_locks[type]);
}
}
void janus_source_destroy_session(janus_plugin_session *handle, int *error) {
if (g_atomic_int_get(&stopping) || !g_atomic_int_get(&initialized)) {
*error = -1;
return;
}
janus_source_session *session = (janus_source_session *)handle->plugin_handle;
if (!session) {
JANUS_LOG(LOG_ERR, "No session associated with this handle...\n");
*error = -2;
return;
}
JANUS_LOG(LOG_VERB, "Removing Source Plugin session...\n");
janus_source_close_session(session);
janus_mutex_lock(&sessions_mutex);
if (!session->destroyed) {
session->destroyed = janus_get_monotonic_time();
g_hash_table_remove(sessions, handle);
/* Cleaning up and removing the session is done in a lazy way */
old_sessions = g_list_append(old_sessions, session);
}
janus_mutex_unlock(&sessions_mutex);
return;
}
void janus_serial_destroy(void) {
if(!g_atomic_int_get(&initialized))
return;
g_atomic_int_set(&stopping, 1);
if(handler_thread != NULL) {
g_thread_join(handler_thread);
handler_thread = NULL;
}
if(watchdog != NULL) {
g_thread_join(watchdog);
watchdog = NULL;
}
/* FIXME We should destroy the sessions cleanly */
janus_mutex_lock(&sessions_mutex);
g_hash_table_destroy(sessions);
janus_mutex_unlock(&sessions_mutex);
g_async_queue_unref(messages);
messages = NULL;
sessions = NULL;
g_atomic_int_set(&initialized, 0);
g_atomic_int_set(&stopping, 0);
JANUS_LOG(LOG_INFO, "%s destroyed!\n", JANUS_SERIAL_NAME);
}
void *janus_source_keepalive(void *data) {
JANUS_LOG(LOG_INFO, "SourcePlugin keepalive started\n");
CURL *curl = curl_init();
gchar *body_str = g_strdup_printf("{\"pid\": \"%s\", \"dly\": \"%lu\"}", PID, (uint64_t)(keepalive_interval/G_USEC_PER_SEC));
json_t *res_json_object = NULL;
while (g_atomic_int_get(&initialized) && !g_atomic_int_get(&stopping)) {
janus_mutex_lock(&keepalive_mutex);
gboolean retCode = curl_request(curl, keepalive_service_url, body_str, "POST", &res_json_object);
if (retCode != TRUE) {
JANUS_LOG(LOG_ERR, "Could not send the request to the server.\n");
}else{
if (json_is_object(res_json_object)) json_decref(res_json_object);
else JANUS_LOG(LOG_ERR, "Not valid json object.\n");
}
janus_mutex_unlock(&keepalive_mutex);
g_usleep(keepalive_interval);
}
if (body_str) {
g_free(body_str);
}
curl_cleanup(curl);
JANUS_LOG(LOG_INFO, "SourcePlugin keepalive stopped\n");
return NULL;
}
void janus_videocall_hangup_media(janus_plugin_session *handle) {
JANUS_LOG(LOG_INFO, "No WebRTC media anymore\n");
if(g_atomic_int_get(&stopping) || !g_atomic_int_get(&initialized))
return;
janus_videocall_session *session = (janus_videocall_session *)handle->plugin_handle;
if(!session) {
JANUS_LOG(LOG_ERR, "No session associated with this handle...\n");
return;
}
if(session->destroyed)
return;
if(g_atomic_int_add(&session->hangingup, 1))
return;
/* Get rid of the recorders, if available */
janus_mutex_lock(&session->rec_mutex);
if(session->arc) {
janus_recorder_close(session->arc);
JANUS_LOG(LOG_INFO, "Closed audio recording %s\n", session->arc->filename ? session->arc->filename : "??");
janus_recorder_free(session->arc);
}
session->arc = NULL;
if(session->vrc) {
janus_recorder_close(session->vrc);
JANUS_LOG(LOG_INFO, "Closed video recording %s\n", session->vrc->filename ? session->vrc->filename : "??");
janus_recorder_free(session->vrc);
}
session->vrc = NULL;
janus_mutex_unlock(&session->rec_mutex);
if(session->peer) {
/* Send event to our peer too */
json_t *call = json_object();
json_object_set_new(call, "videocall", json_string("event"));
json_t *calling = json_object();
json_object_set_new(calling, "event", json_string("hangup"));
json_object_set_new(calling, "username", json_string(session->username));
json_object_set_new(calling, "reason", json_string("Remote WebRTC hangup"));
json_object_set_new(call, "result", calling);
gateway->close_pc(session->peer->handle);
int ret = gateway->push_event(session->peer->handle, &janus_videocall_plugin, NULL, call, NULL);
JANUS_LOG(LOG_VERB, " >> Pushing event to peer: %d (%s)\n", ret, janus_get_api_error(ret));
json_decref(call);
/* Also notify event handlers */
if(notify_events && gateway->events_is_enabled()) {
json_t *info = json_object();
json_object_set_new(info, "event", json_string("hangup"));
json_object_set_new(info, "reason", json_string("Remote WebRTC hangup"));
gateway->notify_event(&janus_videocall_plugin, session->peer->handle, info);
}
}
session->peer = NULL;
/* Reset controls */
session->has_audio = FALSE;
session->has_video = FALSE;
session->audio_active = TRUE;
session->video_active = TRUE;
session->bitrate = 0;
}
void janus_sctp_data_from_dtls(janus_sctp_association *sctp, char *buf, int len) {
if(sctp == NULL || sctp->dtls == NULL || buf == NULL || len <= 0)
return;
JANUS_LOG(LOG_VERB, "[%"SCNu64"] Data from DTLS to SCTP stack: %d bytes\n", sctp->handle_id, len);
janus_mutex_lock(&sctp->mutex);
if(sctp->in_messages != NULL)
g_queue_push_tail(sctp->in_messages, janus_sctp_message_create(buf, len));
janus_mutex_unlock(&sctp->mutex);
}
void janus_turnrest_deinit(void) {
/* Cleanup the libcurl initialization */
curl_global_cleanup();
janus_mutex_lock(&api_mutex);
if(api_server != NULL)
g_free((char *)api_server);
if(api_key != NULL)
g_free((char *)api_key);
janus_mutex_unlock(&api_mutex);
}
void janus_sctp_association_destroy(janus_sctp_association *sctp) {
if(sctp == NULL)
return;
JANUS_LOG(LOG_INFO, "[%"SCNu64"] Destroying SCTP association\n", sctp->handle_id);
usrsctp_deregister_address(sctp);
usrsctp_shutdown(sctp->sock, SHUT_RDWR);
usrsctp_close(sctp->sock);
janus_mutex_lock(&sctp->mutex);
sctp->dtls = NULL; /* This will get rid of the thread */
janus_mutex_unlock(&sctp->mutex);
}
static void janus_websockets_allow_address(const char *ip, gboolean admin) {
if(ip == NULL)
return;
/* Is this an IP or an interface? */
janus_mutex_lock(&access_list_mutex);
if(!admin)
janus_websockets_access_list = g_list_append(janus_websockets_access_list, (gpointer)ip);
else
janus_websockets_admin_access_list = g_list_append(janus_websockets_admin_access_list, (gpointer)ip);
janus_mutex_unlock(&access_list_mutex);
}
int janus_sctp_data_to_dtls(void *instance, void *buffer, size_t length, uint8_t tos, uint8_t set_df) {
janus_sctp_association *sctp = (janus_sctp_association *)instance;
if(sctp == NULL || sctp->dtls == NULL)
return -1;
JANUS_LOG(LOG_VERB, "[%"SCNu64"] Data from SCTP to DTLS stack: %zu bytes\n", sctp->handle_id, length);
janus_mutex_lock(&sctp->mutex);
if(sctp->out_messages != NULL)
g_queue_push_tail(sctp->out_messages, janus_sctp_message_create(buffer, length));
janus_mutex_unlock(&sctp->mutex);
return 0;
}
int janus_pfunix_send_message(void *transport, void *request_id, gboolean admin, json_t *message) {
if(message == NULL)
return -1;
if(transport == NULL) {
json_decref(message);
return -1;
}
/* Make sure this is related to a still valid Unix Sockets session */
janus_pfunix_client *client = (janus_pfunix_client *)transport;
janus_mutex_lock(&clients_mutex);
if(g_hash_table_lookup(clients, client) == NULL) {
janus_mutex_unlock(&clients_mutex);
JANUS_LOG(LOG_WARN, "Outgoing message for invalid client %p\n", client);
json_decref(message);
message = NULL;
return -1;
}
janus_mutex_unlock(&clients_mutex);
/* Convert to string */
char *payload = json_dumps(message, json_format);
json_decref(message);
if(client->fd != -1) {
/* SOCK_SEQPACKET, enqueue the packet and have poll tell us when it's time to send it */
g_async_queue_push(client->messages, payload);
/* Notify the thread there's data to send */
int res = 0;
do {
res = write(write_fd[1], "x", 1);
} while(res == -1 && errno == EINTR);
} else {
/* SOCK_DGRAM, send it right away */
int res = 0;
do {
res = sendto(client->admin ? admin_pfd : pfd, payload, strlen(payload), 0, (struct sockaddr *)&client->addr, sizeof(struct sockaddr_un));
} while(res == -1 && errno == EINTR);
free(payload);
}
return 0;
}
int janus_websockets_send_message(janus_transport_session *transport, void *request_id, gboolean admin, json_t *message) {
if(message == NULL)
return -1;
if(transport == NULL || g_atomic_int_get(&transport->destroyed)) {
json_decref(message);
return -1;
}
janus_mutex_lock(&transport->mutex);
janus_websockets_client *client = (janus_websockets_client *)transport->transport_p;
if(!client) {
json_decref(message);
janus_mutex_unlock(&transport->mutex);
return -1;
}
/* Convert to string and enqueue */
char *payload = json_dumps(message, json_format);
g_async_queue_push(client->messages, payload);
lws_callback_on_writable(client->wsi);
janus_mutex_unlock(&transport->mutex);
json_decref(message);
return 0;
}
void *janus_rmq_out_thread(void *data) {
if(rmq_client == NULL) {
JANUS_LOG(LOG_ERR, "No RabbitMQ connection??\n");
return NULL;
}
JANUS_LOG(LOG_VERB, "Joining RabbitMQ out thread\n");
while(!rmq_client->destroy && !g_atomic_int_get(&stopping)) {
/* We send messages from here as well, not only notifications */
janus_rabbitmq_response *response = g_async_queue_pop(rmq_client->messages);
if(response == NULL)
continue;
if(response == &exit_message)
break;
if(!rmq_client->destroy && !g_atomic_int_get(&stopping) && response->payload) {
janus_mutex_lock(&rmq_client->mutex);
/* Gotcha! Convert json_t to string */
char *payload_text = json_dumps(response->payload, json_format);
json_decref(response->payload);
response->payload = NULL;
JANUS_LOG(LOG_VERB, "Sending %s API message to RabbitMQ (%zu bytes)...\n", response->admin ? "Admin" : "Janus", strlen(payload_text));
JANUS_LOG(LOG_VERB, "%s\n", payload_text);
amqp_basic_properties_t props;
props._flags = 0;
props._flags |= AMQP_BASIC_REPLY_TO_FLAG;
props.reply_to = amqp_cstring_bytes("Janus");
if(response->correlation_id) {
props._flags |= AMQP_BASIC_CORRELATION_ID_FLAG;
props.correlation_id = amqp_cstring_bytes(response->correlation_id);
}
props._flags |= AMQP_BASIC_CONTENT_TYPE_FLAG;
props.content_type = amqp_cstring_bytes("application/json");
amqp_bytes_t message = amqp_cstring_bytes(payload_text);
int status = amqp_basic_publish(rmq_client->rmq_conn, rmq_client->rmq_channel, rmq_client->janus_exchange,
response->admin ? rmq_client->from_janus_admin_queue : rmq_client->from_janus_queue,
0, 0, &props, message);
if(status != AMQP_STATUS_OK) {
JANUS_LOG(LOG_ERR, "Error publishing... %d, %s\n", status, amqp_error_string2(status));
}
g_free(response->correlation_id);
response->correlation_id = NULL;
free(payload_text);
payload_text = NULL;
g_free(response);
response = NULL;
janus_mutex_unlock(&rmq_client->mutex);
}
}
g_async_queue_unref(rmq_client->messages);
JANUS_LOG(LOG_INFO, "Leaving RabbitMQ out thread\n");
return NULL;
}
void janus_pfunix_session_over(janus_transport_session *transport, guint64 session_id, gboolean timeout, gboolean claimed) {
/* We only care if it's a timeout: if so, close the connection */
if(transport == NULL || transport->transport_p == NULL || !timeout)
return;
/* FIXME Should we really close the connection in case of a timeout? */
janus_pfunix_client *client = (janus_pfunix_client *)transport->transport_p;
janus_mutex_lock(&clients_mutex);
if(g_hash_table_lookup(clients, client) != NULL) {
client->session_timeout = TRUE;
/* Notify the thread about this */
int res = 0;
do {
res = write(write_fd[1], "x", 1);
} while(res == -1 && errno == EINTR);
}
janus_mutex_unlock(&clients_mutex);
}
void janus_turnrest_set_backend(const char *server, const char *key) {
janus_mutex_lock(&api_mutex);
/* Get rid of the old values first */
if(api_server != NULL)
g_free((char *)api_server);
api_server = NULL;
if(api_key != NULL)
g_free((char *)api_key);
api_key = NULL;
if(server != NULL) {
/* Set a new server now */
api_server = g_strdup(server);
if(key != NULL)
api_key = g_strdup(key);
}
janus_mutex_unlock(&api_mutex);
}
void janus_streaming_create_session(janus_plugin_session *handle, int *error) {
if(stopping || !initialized) {
*error = -1;
return;
}
janus_streaming_session *session = (janus_streaming_session *)calloc(1, sizeof(janus_streaming_session));
if(session == NULL) {
JANUS_LOG(LOG_FATAL, "Memory error!\n");
*error = -2;
return;
}
session->handle = handle;
session->mountpoint = NULL; /* This will happen later */
session->started = FALSE; /* This will happen later */
handle->plugin_handle = session;
janus_mutex_lock(&sessions_mutex);
g_hash_table_insert(sessions, handle, session);
janus_mutex_unlock(&sessions_mutex);
return;
}
void janus_streaming_destroy_session(janus_plugin_session *handle, int *error) {
if(stopping || !initialized) {
*error = -1;
return;
}
janus_streaming_session *session = (janus_streaming_session *)handle->plugin_handle;
if(!session) {
JANUS_LOG(LOG_ERR, "No session associated with this handle...\n");
*error = -2;
return;
}
JANUS_LOG(LOG_VERB, "Removing streaming session...\n");
if(session->mountpoint) {
session->mountpoint->listeners = g_list_remove_all(session->mountpoint->listeners, session);
}
janus_mutex_lock(&sessions_mutex);
g_hash_table_remove(sessions, handle);
janus_mutex_unlock(&sessions_mutex);
/* Cleaning up and removing the session is done in a lazy way */
session->destroy = TRUE;
return;
}
static void janus_websockets_destroy_client(
janus_websockets_client *ws_client,
struct lws *wsi,
const char *log_prefix) {
if(!ws_client || !g_atomic_int_compare_and_exchange(&ws_client->destroyed, 0, 1))
return;
/* Cleanup */
janus_mutex_lock(&ws_client->ts->mutex);
JANUS_LOG(LOG_INFO, "[%s-%p] Destroying WebSocket client\n", log_prefix, wsi);
ws_client->wsi = NULL;
/* Notify handlers about this transport being gone */
if(notify_events && gateway->events_is_enabled()) {
json_t *info = json_object();
json_object_set_new(info, "event", json_string("disconnected"));
gateway->notify_event(&janus_websockets_transport, ws_client->ts, info);
}
/* Notify core */
gateway->transport_gone(&janus_websockets_transport, ws_client->ts);
ws_client->ts->transport_p = NULL;
/* Remove messages queue too, if needed */
if(ws_client->messages != NULL) {
char *response = NULL;
while((response = g_async_queue_try_pop(ws_client->messages)) != NULL) {
g_free(response);
}
g_async_queue_unref(ws_client->messages);
}
/* ... and the shared buffers */
g_free(ws_client->incoming);
ws_client->incoming = NULL;
g_free(ws_client->buffer);
ws_client->buffer = NULL;
ws_client->buflen = 0;
ws_client->bufpending = 0;
ws_client->bufoffset = 0;
janus_mutex_unlock(&ws_client->ts->mutex);
janus_transport_session_destroy(ws_client->ts);
}
void janus_source_create_session(janus_plugin_session *handle, int *error) {
if (g_atomic_int_get(&stopping) || !g_atomic_int_get(&initialized)) {
*error = -1;
return;
}
janus_source_session *session = (janus_source_session *)g_malloc0(sizeof(janus_source_session));
session->handle = handle;
session->audio_active = TRUE;
session->video_active = TRUE;
session->rtsp_url = NULL;
session->db_entry_session_id = NULL;
session->id = NULL;
session->status_service_url=status_service_url;
session->keepalive_service_url=keepalive_service_url;
session->pid=PID;
session->curl_handle=curl_handle;
for (int stream = 0; stream < JANUS_SOURCE_STREAM_MAX; stream++)
{
session->codec[stream] = IDILIA_CODEC_INVALID;
session->codec_pt[stream] = -1;
}
session->bitrate = 0; /* No limit */
session->destroyed = 0;
g_atomic_int_set(&session->hangingup, 0);
handle->plugin_handle = session;
janus_mutex_lock(&sessions_mutex);
g_hash_table_insert(sessions, handle, session);
janus_mutex_unlock(&sessions_mutex);
return;
}
