*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
*/
-#include <sys/ioctl.h>
+#include <stdlib.h>
+#include <string.h>
#include "rtsp-server.h"
#include "rtsp-client.h"
-#define TCP_BACKLOG 5
-#define DEFAULT_PORT 1554
+#define DEFAULT_ADDRESS "0.0.0.0"
+#define DEFAULT_BOUND_PORT -1
+/* #define DEFAULT_ADDRESS "::0" */
+#define DEFAULT_SERVICE "8554"
+#define DEFAULT_BACKLOG 5
+#define DEFAULT_MAX_THREADS 0
+
+/* Define to use the SO_LINGER option so that the server sockets can be resused
+ * sooner. Disabled for now because it is not very well implemented by various
+ * OSes and it causes clients to fail to read the TEARDOWN response. */
+#undef USE_SOLINGER
+
+enum
+{
+ PROP_0,
+ PROP_ADDRESS,
+ PROP_SERVICE,
+ PROP_BOUND_PORT,
+ PROP_BACKLOG,
+
+ PROP_SESSION_POOL,
+ PROP_MEDIA_MAPPING,
+ PROP_MAX_THREADS,
+ PROP_LAST
+};
+
enum
{
- ARG_0,
- PROP_PORT
+ SIGNAL_CLIENT_CONNECTED,
+ SIGNAL_LAST
};
G_DEFINE_TYPE (GstRTSPServer, gst_rtsp_server, G_TYPE_OBJECT);
-static void gst_rtsp_server_get_property (GObject *object, guint propid,
- GValue *value, GParamSpec *pspec);
-static void gst_rtsp_server_set_property (GObject *object, guint propid,
- const GValue *value, GParamSpec *pspec);
+GST_DEBUG_CATEGORY_STATIC (rtsp_server_debug);
+#define GST_CAT_DEFAULT rtsp_server_debug
+
+typedef struct _ClientContext ClientContext;
+
+static guint gst_rtsp_server_signals[SIGNAL_LAST] = { 0 };
+
+static void gst_rtsp_server_get_property (GObject * object, guint propid,
+ GValue * value, GParamSpec * pspec);
+static void gst_rtsp_server_set_property (GObject * object, guint propid,
+ const GValue * value, GParamSpec * pspec);
+static void gst_rtsp_server_finalize (GObject * object);
+
+static gpointer do_loop (ClientContext * ctx);
+static GstRTSPClient *default_create_client (GstRTSPServer * server);
+static gboolean default_accept_client (GstRTSPServer * server,
+ GstRTSPClient * client, GSocket * socket, GError ** error);
static void
gst_rtsp_server_class_init (GstRTSPServerClass * klass)
-{
+{
GObjectClass *gobject_class;
gobject_class = G_OBJECT_CLASS (klass);
-
+
gobject_class->get_property = gst_rtsp_server_get_property;
gobject_class->set_property = gst_rtsp_server_set_property;
-
- g_object_class_install_property (gobject_class, PROP_PORT,
- g_param_spec_int ("port", "Port", "The port the server uses",
- 1, 65535, DEFAULT_PORT,
+ gobject_class->finalize = gst_rtsp_server_finalize;
+
+ /**
+ * GstRTSPServer::address:
+ *
+ * The address of the server. This is the address where the server will
+ * listen on.
+ */
+ g_object_class_install_property (gobject_class, PROP_ADDRESS,
+ g_param_spec_string ("address", "Address",
+ "The address the server uses to listen on", DEFAULT_ADDRESS,
+ G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+ /**
+ * GstRTSPServer::service:
+ *
+ * The service of the server. This is either a string with the service name or
+ * a port number (as a string) the server will listen on.
+ */
+ g_object_class_install_property (gobject_class, PROP_SERVICE,
+ g_param_spec_string ("service", "Service",
+ "The service or port number the server uses to listen on",
+ DEFAULT_SERVICE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+ /**
+ * GstRTSPServer::bound-port:
+ *
+ * The actual port the server is listening on. Can be used to retrieve the
+ * port number when the server is started on port 0, which means bind to a
+ * random port. Set to -1 if the server has not been bound yet.
+ */
+ g_object_class_install_property (gobject_class, PROP_BOUND_PORT,
+ g_param_spec_int ("bound-port", "Bound port",
+ "The port number the server is listening on",
+ -1, G_MAXUINT16, DEFAULT_BOUND_PORT,
+ G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+ /**
+ * GstRTSPServer::backlog:
+ *
+ * The backlog argument defines the maximum length to which the queue of
+ * pending connections for the server may grow. If a connection request arrives
+ * when the queue is full, the client may receive an error with an indication of
+ * ECONNREFUSED or, if the underlying protocol supports retransmission, the
+ * request may be ignored so that a later reattempt at connection succeeds.
+ */
+ g_object_class_install_property (gobject_class, PROP_BACKLOG,
+ g_param_spec_int ("backlog", "Backlog",
+ "The maximum length to which the queue "
+ "of pending connections may grow", 0, G_MAXINT, DEFAULT_BACKLOG,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+ /**
+ * GstRTSPServer::session-pool:
+ *
+ * The session pool of the server. By default each server has a separate
+ * session pool but sessions can be shared between servers by setting the same
+ * session pool on multiple servers.
+ */
+ g_object_class_install_property (gobject_class, PROP_SESSION_POOL,
+ g_param_spec_object ("session-pool", "Session Pool",
+ "The session pool to use for client session",
+ GST_TYPE_RTSP_SESSION_POOL,
+ G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+ /**
+ * GstRTSPServer::media-mapping:
+ *
+ * The media mapping to use for this server. By default the server has no
+ * media mapping and thus cannot map urls to media streams.
+ */
+ g_object_class_install_property (gobject_class, PROP_MEDIA_MAPPING,
+ g_param_spec_object ("media-mapping", "Media Mapping",
+ "The media mapping to use for client session",
+ GST_TYPE_RTSP_MEDIA_MAPPING,
+ G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+ /**
+ * GstRTSPServer::max-threads:
+ *
+ * The maximum amount of threads to use for client connections. A value of
+ * 0 means to use only the mainloop, -1 means an unlimited amount of
+ * threads.
+ */
+ g_object_class_install_property (gobject_class, PROP_MAX_THREADS,
+ g_param_spec_int ("max-threads", "Max Threads",
+ "The maximum amount of threads to use for client connections "
+ "(0 = only mainloop, -1 = unlimited)", -1, G_MAXINT,
+ DEFAULT_MAX_THREADS, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+ gst_rtsp_server_signals[SIGNAL_CLIENT_CONNECTED] =
+ g_signal_new ("client-connected", G_TYPE_FROM_CLASS (gobject_class),
+ G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstRTSPServerClass, client_connected),
+ NULL, NULL, g_cclosure_marshal_VOID__OBJECT, G_TYPE_NONE, 1,
+ gst_rtsp_client_get_type ());
+
+ klass->create_client = default_create_client;
+ klass->accept_client = default_accept_client;
+
+ klass->pool = g_thread_pool_new ((GFunc) do_loop, klass, -1, FALSE, NULL);
+
+ GST_DEBUG_CATEGORY_INIT (rtsp_server_debug, "rtspserver", 0, "GstRTSPServer");
}
static void
gst_rtsp_server_init (GstRTSPServer * server)
{
- server->server_port = DEFAULT_PORT;
- server->pool = gst_rtsp_session_pool_new ();
+ g_mutex_init (&server->lock);
+ server->address = g_strdup (DEFAULT_ADDRESS);
+ server->service = g_strdup (DEFAULT_SERVICE);
+ server->socket = NULL;
+ server->backlog = DEFAULT_BACKLOG;
+ server->session_pool = gst_rtsp_session_pool_new ();
+ server->media_mapping = gst_rtsp_media_mapping_new ();
+}
+
+static void
+gst_rtsp_server_finalize (GObject * object)
+{
+ GstRTSPServer *server = GST_RTSP_SERVER (object);
+
+ GST_DEBUG_OBJECT (server, "finalize server");
+
+ g_free (server->address);
+ g_free (server->service);
+ if (server->socket)
+ g_object_unref (server->socket);
+
+ g_object_unref (server->session_pool);
+ g_object_unref (server->media_mapping);
+
+ if (server->auth)
+ g_object_unref (server->auth);
+
+ g_mutex_clear (&server->lock);
+
+ G_OBJECT_CLASS (gst_rtsp_server_parent_class)->finalize (object);
}
/**
return result;
}
+/**
+ * gst_rtsp_server_set_address:
+ * @server: a #GstRTSPServer
+ * @address: the address
+ *
+ * Configure @server to accept connections on the given address.
+ *
+ * This function must be called before the server is bound.
+ */
+void
+gst_rtsp_server_set_address (GstRTSPServer * server, const gchar * address)
+{
+ g_return_if_fail (GST_IS_RTSP_SERVER (server));
+ g_return_if_fail (address != NULL);
+
+ GST_RTSP_SERVER_LOCK (server);
+ g_free (server->address);
+ server->address = g_strdup (address);
+ GST_RTSP_SERVER_UNLOCK (server);
+}
+
+/**
+ * gst_rtsp_server_get_address:
+ * @server: a #GstRTSPServer
+ *
+ * Get the address on which the server will accept connections.
+ *
+ * Returns: the server address. g_free() after usage.
+ */
+gchar *
+gst_rtsp_server_get_address (GstRTSPServer * server)
+{
+ gchar *result;
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), NULL);
+
+ GST_RTSP_SERVER_LOCK (server);
+ result = g_strdup (server->address);
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ return result;
+}
+
+/**
+ * gst_rtsp_server_get_bound_port:
+ * @server: a #GstRTSPServer
+ *
+ * Get the port number where the server was bound to.
+ *
+ * Returns: the port number
+ */
+int
+gst_rtsp_server_get_bound_port (GstRTSPServer * server)
+{
+ GSocketAddress *address;
+ int result = -1;
+
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), result);
+
+ GST_RTSP_SERVER_LOCK (server);
+ if (server->socket == NULL)
+ goto out;
+
+ address = g_socket_get_local_address (server->socket, NULL);
+ result = g_inet_socket_address_get_port (G_INET_SOCKET_ADDRESS (address));
+ g_object_unref (address);
+
+out:
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ return result;
+}
+
+/**
+ * gst_rtsp_server_set_service:
+ * @server: a #GstRTSPServer
+ * @service: the service
+ *
+ * Configure @server to accept connections on the given service.
+ * @service should be a string containing the service name (see services(5)) or
+ * a string containing a port number between 1 and 65535.
+ *
+ * This function must be called before the server is bound.
+ */
+void
+gst_rtsp_server_set_service (GstRTSPServer * server, const gchar * service)
+{
+ g_return_if_fail (GST_IS_RTSP_SERVER (server));
+ g_return_if_fail (service != NULL);
+
+ GST_RTSP_SERVER_LOCK (server);
+ g_free (server->service);
+ server->service = g_strdup (service);
+ GST_RTSP_SERVER_UNLOCK (server);
+}
+
+/**
+ * gst_rtsp_server_get_service:
+ * @server: a #GstRTSPServer
+ *
+ * Get the service on which the server will accept connections.
+ *
+ * Returns: the service. use g_free() after usage.
+ */
+gchar *
+gst_rtsp_server_get_service (GstRTSPServer * server)
+{
+ gchar *result;
+
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), NULL);
+
+ GST_RTSP_SERVER_LOCK (server);
+ result = g_strdup (server->service);
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ return result;
+}
+
+/**
+ * gst_rtsp_server_set_backlog:
+ * @server: a #GstRTSPServer
+ * @backlog: the backlog
+ *
+ * configure the maximum amount of requests that may be queued for the
+ * server.
+ *
+ * This function must be called before the server is bound.
+ */
+void
+gst_rtsp_server_set_backlog (GstRTSPServer * server, gint backlog)
+{
+ g_return_if_fail (GST_IS_RTSP_SERVER (server));
+
+ GST_RTSP_SERVER_LOCK (server);
+ server->backlog = backlog;
+ GST_RTSP_SERVER_UNLOCK (server);
+}
+
+/**
+ * gst_rtsp_server_get_backlog:
+ * @server: a #GstRTSPServer
+ *
+ * The maximum amount of queued requests for the server.
+ *
+ * Returns: the server backlog.
+ */
+gint
+gst_rtsp_server_get_backlog (GstRTSPServer * server)
+{
+ gint result;
+
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), -1);
+
+ GST_RTSP_SERVER_LOCK (server);
+ result = server->backlog;
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ return result;
+}
+
+/**
+ * gst_rtsp_server_set_session_pool:
+ * @server: a #GstRTSPServer
+ * @pool: a #GstRTSPSessionPool
+ *
+ * configure @pool to be used as the session pool of @server.
+ */
+void
+gst_rtsp_server_set_session_pool (GstRTSPServer * server,
+ GstRTSPSessionPool * pool)
+{
+ GstRTSPSessionPool *old;
+
+ g_return_if_fail (GST_IS_RTSP_SERVER (server));
+
+ if (pool)
+ g_object_ref (pool);
+
+ GST_RTSP_SERVER_LOCK (server);
+ old = server->session_pool;
+ server->session_pool = pool;
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ if (old)
+ g_object_unref (old);
+}
+
+/**
+ * gst_rtsp_server_get_session_pool:
+ * @server: a #GstRTSPServer
+ *
+ * Get the #GstRTSPSessionPool used as the session pool of @server.
+ *
+ * Returns: (transfer full): the #GstRTSPSessionPool used for sessions. g_object_unref() after
+ * usage.
+ */
+GstRTSPSessionPool *
+gst_rtsp_server_get_session_pool (GstRTSPServer * server)
+{
+ GstRTSPSessionPool *result;
+
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), NULL);
+
+ GST_RTSP_SERVER_LOCK (server);
+ if ((result = server->session_pool))
+ g_object_ref (result);
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ return result;
+}
+
+/**
+ * gst_rtsp_server_set_media_mapping:
+ * @server: a #GstRTSPServer
+ * @mapping: a #GstRTSPMediaMapping
+ *
+ * configure @mapping to be used as the media mapping of @server.
+ */
+void
+gst_rtsp_server_set_media_mapping (GstRTSPServer * server,
+ GstRTSPMediaMapping * mapping)
+{
+ GstRTSPMediaMapping *old;
+
+ g_return_if_fail (GST_IS_RTSP_SERVER (server));
+
+ if (mapping)
+ g_object_ref (mapping);
+
+ GST_RTSP_SERVER_LOCK (server);
+ old = server->media_mapping;
+ server->media_mapping = mapping;
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ if (old)
+ g_object_unref (old);
+}
+
+
+/**
+ * gst_rtsp_server_get_media_mapping:
+ * @server: a #GstRTSPServer
+ *
+ * Get the #GstRTSPMediaMapping used as the media mapping of @server.
+ *
+ * Returns: (transfer full): the #GstRTSPMediaMapping of @server. g_object_unref() after
+ * usage.
+ */
+GstRTSPMediaMapping *
+gst_rtsp_server_get_media_mapping (GstRTSPServer * server)
+{
+ GstRTSPMediaMapping *result;
+
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), NULL);
+
+ GST_RTSP_SERVER_LOCK (server);
+ if ((result = server->media_mapping))
+ g_object_ref (result);
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ return result;
+}
+
+/**
+ * gst_rtsp_server_set_auth:
+ * @server: a #GstRTSPServer
+ * @auth: a #GstRTSPAuth
+ *
+ * configure @auth to be used as the authentication manager of @server.
+ */
+void
+gst_rtsp_server_set_auth (GstRTSPServer * server, GstRTSPAuth * auth)
+{
+ GstRTSPAuth *old;
+
+ g_return_if_fail (GST_IS_RTSP_SERVER (server));
+
+ if (auth)
+ g_object_ref (auth);
+
+ GST_RTSP_SERVER_LOCK (server);
+ old = server->auth;
+ server->auth = auth;
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ if (old)
+ g_object_unref (old);
+}
+
+
+/**
+ * gst_rtsp_server_get_auth:
+ * @server: a #GstRTSPServer
+ *
+ * Get the #GstRTSPAuth used as the authentication manager of @server.
+ *
+ * Returns: (transfer full): the #GstRTSPAuth of @server. g_object_unref() after
+ * usage.
+ */
+GstRTSPAuth *
+gst_rtsp_server_get_auth (GstRTSPServer * server)
+{
+ GstRTSPAuth *result;
+
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), NULL);
+
+ GST_RTSP_SERVER_LOCK (server);
+ if ((result = server->auth))
+ g_object_ref (result);
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ return result;
+}
+
+/**
+ * gst_rtsp_server_set_max_threads:
+ * @server: a #GstRTSPServer
+ * @max_threads: maximum threads
+ *
+ * Set the maximum threads used by the server to handle client requests.
+ * A value of 0 will use the server mainloop, a value of -1 will use an
+ * unlimited number of threads.
+ */
+void
+gst_rtsp_server_set_max_threads (GstRTSPServer * server, gint max_threads)
+{
+ g_return_if_fail (GST_IS_RTSP_SERVER (server));
+
+ GST_RTSP_SERVER_LOCK (server);
+ server->max_threads = max_threads;
+ GST_RTSP_SERVER_UNLOCK (server);
+}
+
+/**
+ * gst_rtsp_server_get_max_threads:
+ * @server: a #GstRTSPServer
+ *
+ * Get the maximum number of threads used for client connections.
+ * See gst_rtsp_server_set_max_threads().
+ *
+ * Returns: the maximum number of threads.
+ */
+gint
+gst_rtsp_server_get_max_threads (GstRTSPServer * server)
+{
+ gint res;
+
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), -1);
+
+ GST_RTSP_SERVER_LOCK (server);
+ res = server->max_threads;
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ return res;
+}
+
+
static void
-gst_rtsp_server_get_property (GObject *object, guint propid,
- GValue *value, GParamSpec *pspec)
+gst_rtsp_server_get_property (GObject * object, guint propid,
+ GValue * value, GParamSpec * pspec)
{
GstRTSPServer *server = GST_RTSP_SERVER (object);
switch (propid) {
- case PROP_PORT:
- g_value_set_int (value, server->server_port);
+ case PROP_ADDRESS:
+ g_value_take_string (value, gst_rtsp_server_get_address (server));
+ break;
+ case PROP_SERVICE:
+ g_value_take_string (value, gst_rtsp_server_get_service (server));
+ break;
+ case PROP_BOUND_PORT:
+ g_value_set_int (value, gst_rtsp_server_get_bound_port (server));
+ break;
+ case PROP_BACKLOG:
+ g_value_set_int (value, gst_rtsp_server_get_backlog (server));
+ break;
+ case PROP_SESSION_POOL:
+ g_value_take_object (value, gst_rtsp_server_get_session_pool (server));
+ break;
+ case PROP_MEDIA_MAPPING:
+ g_value_take_object (value, gst_rtsp_server_get_media_mapping (server));
+ break;
+ case PROP_MAX_THREADS:
+ g_value_set_int (value, gst_rtsp_server_get_max_threads (server));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, propid, pspec);
}
static void
-gst_rtsp_server_set_property (GObject *object, guint propid,
- const GValue *value, GParamSpec *pspec)
+gst_rtsp_server_set_property (GObject * object, guint propid,
+ const GValue * value, GParamSpec * pspec)
{
GstRTSPServer *server = GST_RTSP_SERVER (object);
switch (propid) {
- case PROP_PORT:
- server->server_port = g_value_get_int (value);
+ case PROP_ADDRESS:
+ gst_rtsp_server_set_address (server, g_value_get_string (value));
+ break;
+ case PROP_SERVICE:
+ gst_rtsp_server_set_service (server, g_value_get_string (value));
+ break;
+ case PROP_BACKLOG:
+ gst_rtsp_server_set_backlog (server, g_value_get_int (value));
+ break;
+ case PROP_SESSION_POOL:
+ gst_rtsp_server_set_session_pool (server, g_value_get_object (value));
+ break;
+ case PROP_MEDIA_MAPPING:
+ gst_rtsp_server_set_media_mapping (server, g_value_get_object (value));
+ break;
+ case PROP_MAX_THREADS:
+ gst_rtsp_server_set_max_threads (server, g_value_get_int (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, propid, pspec);
}
}
-static gboolean
-gst_rtsp_server_sink_init_send (GstRTSPServer * server)
+/**
+ * gst_rtsp_server_create_socket:
+ * @server: a #GstRTSPServer
+ * @cancellable: a #GCancellable
+ * @error: a #GError
+ *
+ * Create a #GSocket for @server. The socket will listen on the
+ * configured service.
+ *
+ * Returns: (transfer full): the #GSocket for @server or NULL when an error occured.
+ */
+GSocket *
+gst_rtsp_server_create_socket (GstRTSPServer * server,
+ GCancellable * cancellable, GError ** error)
{
- int ret;
+ GSocketConnectable *conn;
+ GSocketAddressEnumerator *enumerator;
+ GSocket *socket = NULL;
+#ifdef USE_SOLINGER
+ struct linger linger;
+#endif
+ GError *sock_error = NULL;
+ GError *bind_error = NULL;
+ guint16 port;
+
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), NULL);
+
+ GST_RTSP_SERVER_LOCK (server);
+ GST_DEBUG_OBJECT (server, "getting address info of %s/%s", server->address,
+ server->service);
+
+ /* resolve the server IP address */
+ port = atoi (server->service);
+ if (port != 0 || !strcmp (server->service, "0"))
+ conn = g_network_address_new (server->address, port);
+ else
+ conn = g_network_service_new (server->service, "tcp", server->address);
+
+ enumerator = g_socket_connectable_enumerate (conn);
+ g_object_unref (conn);
+
+ /* create server socket, we loop through all the addresses until we manage to
+ * create a socket and bind. */
+ while (TRUE) {
+ GSocketAddress *sockaddr;
+
+ sockaddr =
+ g_socket_address_enumerator_next (enumerator, cancellable, error);
+ if (!sockaddr) {
+ if (!*error)
+ GST_DEBUG_OBJECT (server, "no more addresses %s",
+ *error ? (*error)->message : "");
+ else
+ GST_DEBUG_OBJECT (server, "failed to retrieve next address %s",
+ (*error)->message);
+ break;
+ }
- /* create server socket */
- if ((server->server_sock.fd = socket (AF_INET, SOCK_STREAM, 0)) == -1)
+ /* only keep the first error */
+ socket = g_socket_new (g_socket_address_get_family (sockaddr),
+ G_SOCKET_TYPE_STREAM, G_SOCKET_PROTOCOL_TCP,
+ sock_error ? NULL : &sock_error);
+
+ if (socket == NULL) {
+ GST_DEBUG_OBJECT (server, "failed to make socket (%s), try next",
+ sock_error->message);
+ continue;
+ }
+
+ if (g_socket_bind (socket, sockaddr, TRUE, bind_error ? NULL : &bind_error)) {
+ g_object_unref (sockaddr);
+ break;
+ }
+
+ GST_DEBUG_OBJECT (server, "failed to bind socket (%s), try next",
+ bind_error->message);
+ g_object_unref (sockaddr);
+ g_object_unref (socket);
+ socket = NULL;
+ }
+ g_object_unref (enumerator);
+
+ if (socket == NULL)
goto no_socket;
- GST_DEBUG_OBJECT (server, "opened sending server socket with fd %d",
- server->server_sock.fd);
+ g_clear_error (&sock_error);
+ g_clear_error (&bind_error);
- /* make address reusable */
- ret = 1;
- if (setsockopt (server->server_sock.fd, SOL_SOCKET, SO_REUSEADDR,
- (void *) &ret, sizeof (ret)) < 0)
- goto reuse_failed;
+ GST_DEBUG_OBJECT (server, "opened sending server socket");
/* keep connection alive; avoids SIGPIPE during write */
- ret = 1;
- if (setsockopt (server->server_sock.fd, SOL_SOCKET, SO_KEEPALIVE,
- (void *) &ret, sizeof (ret)) < 0)
- goto keepalive_failed;
-
- /* name the socket */
- memset (&server->server_sin, 0, sizeof (server->server_sin));
- server->server_sin.sin_family = AF_INET; /* network socket */
- server->server_sin.sin_port = htons (server->server_port); /* on port */
- server->server_sin.sin_addr.s_addr = htonl (INADDR_ANY); /* for hosts */
-
- /* bind it */
- GST_DEBUG_OBJECT (server, "binding server socket to address");
- ret = bind (server->server_sock.fd, (struct sockaddr *) &server->server_sin,
- sizeof (server->server_sin));
- if (ret)
- goto bind_failed;
+ g_socket_set_keepalive (socket, TRUE);
+
+#if 0
+#ifdef USE_SOLINGER
+ /* make sure socket is reset 5 seconds after close. This ensure that we can
+ * reuse the socket quickly while still having a chance to send data to the
+ * client. */
+ linger.l_onoff = 1;
+ linger.l_linger = 5;
+ if (setsockopt (sockfd, SOL_SOCKET, SO_LINGER,
+ (void *) &linger, sizeof (linger)) < 0)
+ goto linger_failed;
+#endif
+#endif
/* set the server socket to nonblocking */
- fcntl (server->server_sock.fd, F_SETFL, O_NONBLOCK);
+ g_socket_set_blocking (socket, FALSE);
- GST_DEBUG_OBJECT (server, "listening on server socket %d with queue of %d",
- server->server_sock.fd, TCP_BACKLOG);
- if (listen (server->server_sock.fd, TCP_BACKLOG) == -1)
+ /* set listen backlog */
+ g_socket_set_listen_backlog (socket, server->backlog);
+
+ if (!g_socket_listen (socket, error))
goto listen_failed;
- GST_DEBUG_OBJECT (server,
- "listened on server socket %d, returning from connection setup",
- server->server_sock.fd);
+ GST_DEBUG_OBJECT (server, "listening on server socket %p with queue of %d",
+ socket, server->backlog);
- return TRUE;
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ return socket;
/* ERRORS */
no_socket:
{
- GST_ERROR_OBJECT (server, "failed to create socket: %s", g_strerror (errno));
- return FALSE;
+ GST_ERROR_OBJECT (server, "failed to create socket");
+ goto close_error;
}
-reuse_failed:
+#if 0
+#ifdef USE_SOLINGER
+linger_failed:
{
- if (server->server_sock.fd >= 0) {
- close (server->server_sock.fd);
- server->server_sock.fd = -1;
- }
- GST_ERROR_OBJECT (server, "failed to reuse socket: %s", g_strerror (errno));
- return FALSE;
+ GST_ERROR_OBJECT (server, "failed to no linger socket: %s",
+ g_strerror (errno));
+ goto close_error;
+ }
+#endif
+#endif
+listen_failed:
+ {
+ GST_ERROR_OBJECT (server, "failed to listen on socket: %s",
+ (*error)->message);
+ goto close_error;
}
-keepalive_failed:
+close_error:
{
- if (server->server_sock.fd >= 0) {
- close (server->server_sock.fd);
- server->server_sock.fd = -1;
+ if (socket)
+ g_object_unref (socket);
+
+ if (sock_error) {
+ if (error == NULL)
+ g_propagate_error (error, sock_error);
+ else
+ g_error_free (sock_error);
+ }
+ if (bind_error) {
+ if ((error == NULL) || (*error == NULL))
+ g_propagate_error (error, bind_error);
+ else
+ g_error_free (bind_error);
}
- GST_ERROR_OBJECT (server, "failed to configure keepalive socket: %s", g_strerror (errno));
+ GST_RTSP_SERVER_UNLOCK (server);
+ return NULL;
+ }
+}
+
+struct _ClientContext
+{
+ GstRTSPServer *server;
+ GMainLoop *loop;
+ GMainContext *context;
+ GstRTSPClient *client;
+};
+
+static void
+free_client_context (ClientContext * ctx)
+{
+ g_main_context_unref (ctx->context);
+ if (ctx->loop)
+ g_main_loop_unref (ctx->loop);
+ g_object_unref (ctx->client);
+ g_slice_free (ClientContext, ctx);
+}
+
+static gpointer
+do_loop (ClientContext * ctx)
+{
+ GST_INFO ("enter mainloop");
+ g_main_loop_run (ctx->loop);
+ GST_INFO ("exit mainloop");
+
+ free_client_context (ctx);
+
+ return NULL;
+}
+
+static void
+unmanage_client (GstRTSPClient * client, ClientContext * ctx)
+{
+ GstRTSPServer *server = ctx->server;
+
+ GST_DEBUG_OBJECT (server, "unmanage client %p", client);
+
+ g_object_ref (server);
+ gst_rtsp_client_set_server (client, NULL);
+
+ GST_RTSP_SERVER_LOCK (server);
+ server->clients = g_list_remove (server->clients, ctx);
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ if (ctx->loop)
+ g_main_loop_quit (ctx->loop);
+ else
+ free_client_context (ctx);
+
+ g_object_unref (server);
+}
+
+/* add the client context to the active list of clients, takes ownership
+ * of client */
+static void
+manage_client (GstRTSPServer * server, GstRTSPClient * client)
+{
+ ClientContext *ctx;
+
+ GST_DEBUG_OBJECT (server, "manage client %p", client);
+ gst_rtsp_client_set_server (client, server);
+
+ ctx = g_slice_new0 (ClientContext);
+ ctx->server = server;
+ ctx->client = client;
+ if (server->max_threads == 0) {
+ GSource *source;
+
+ /* find the context to add the watch */
+ if ((source = g_main_current_source ()))
+ ctx->context = g_main_context_ref (g_source_get_context (source));
+ else
+ ctx->context = NULL;
+ } else {
+ ctx->context = g_main_context_new ();
+ ctx->loop = g_main_loop_new (ctx->context, TRUE);
+ }
+ gst_rtsp_client_attach (client, ctx->context);
+
+ GST_RTSP_SERVER_LOCK (server);
+ g_signal_connect (client, "closed", (GCallback) unmanage_client, ctx);
+ server->clients = g_list_prepend (server->clients, ctx);
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ if (ctx->loop) {
+ GstRTSPServerClass *klass = GST_RTSP_SERVER_GET_CLASS (server);
+
+ g_thread_pool_push (klass->pool, ctx, NULL);
+ }
+}
+
+static GstRTSPClient *
+default_create_client (GstRTSPServer * server)
+{
+ GstRTSPClient *client;
+
+ /* a new client connected, create a session to handle the client. */
+ client = gst_rtsp_client_new ();
+
+ /* set the session pool that this client should use */
+ GST_RTSP_SERVER_LOCK (server);
+ gst_rtsp_client_set_session_pool (client, server->session_pool);
+ /* set the media mapping that this client should use */
+ gst_rtsp_client_set_media_mapping (client, server->media_mapping);
+ /* set authentication manager */
+ gst_rtsp_client_set_auth (client, server->auth);
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ return client;
+}
+
+/* default method for creating a new client object in the server to accept and
+ * handle a client connection on this server */
+static gboolean
+default_accept_client (GstRTSPServer * server, GstRTSPClient * client,
+ GSocket * socket, GError ** error)
+{
+ /* accept connections for that client, this function returns after accepting
+ * the connection and will run the remainder of the communication with the
+ * client asyncronously. */
+ if (!gst_rtsp_client_accept (client, socket, NULL, error))
+ goto accept_failed;
+
+ return TRUE;
+
+ /* ERRORS */
+accept_failed:
+ {
+ GST_ERROR_OBJECT (server,
+ "Could not accept client on server : %s", (*error)->message);
return FALSE;
}
-listen_failed:
+}
+
+/**
+ * gst_rtsp_server_transfer_connection:
+ * @server: a #GstRTSPServer
+ * @socket: a network socket
+ * @ip: the IP address of the remote client
+ * @port: the port used by the other end
+ * @initial_buffer: any initial data that was already read from the socket
+ *
+ * Take an existing network socket and use it for an RTSP connection. This
+ * is used when transferring a socket from an HTTP server which should be used
+ * as an RTSP over HTTP tunnel. The @initial_buffer contains any remaining data
+ * that the HTTP server read from the socket while parsing the HTTP header.
+ *
+ * Returns: TRUE if all was ok, FALSE if an error occured.
+ */
+gboolean
+gst_rtsp_server_transfer_connection (GstRTSPServer * server, GSocket * socket,
+ const gchar * ip, gint port, const gchar * initial_buffer)
+{
+ GstRTSPClient *client = NULL;
+ GstRTSPServerClass *klass;
+ GError *error = NULL;
+
+ klass = GST_RTSP_SERVER_GET_CLASS (server);
+
+ if (klass->create_client)
+ client = klass->create_client (server);
+ if (client == NULL)
+ goto client_failed;
+
+ /* a new client connected, create a client object to handle the client. */
+ if (!gst_rtsp_client_use_socket (client, socket, ip,
+ port, initial_buffer, &error)) {
+ goto transfer_failed;
+ }
+
+ /* manage the client connection */
+ manage_client (server, client);
+
+ g_signal_emit (server, gst_rtsp_server_signals[SIGNAL_CLIENT_CONNECTED], 0,
+ client);
+
+ return TRUE;
+
+ /* ERRORS */
+client_failed:
{
- if (server->server_sock.fd >= 0) {
- close (server->server_sock.fd);
- server->server_sock.fd = -1;
- }
- GST_ERROR_OBJECT (server, "failed to listen on socket: %s", g_strerror (errno));
+ GST_ERROR_OBJECT (server, "failed to create a client");
return FALSE;
}
-bind_failed:
+transfer_failed:
{
- if (server->server_sock.fd >= 0) {
- close (server->server_sock.fd);
- server->server_sock.fd = -1;
- }
- GST_ERROR_OBJECT (server, "failed to bind on socket: %s", g_strerror (errno));
+ GST_ERROR_OBJECT (server, "failed to accept client: %s", error->message);
+ g_error_free (error);
+ g_object_unref (client);
return FALSE;
}
}
-/* called when an event is available on our server socket */
-static gboolean
-server_dispatch (GIOChannel *source, GIOCondition condition, GstRTSPServer *server)
+/**
+ * gst_rtsp_server_io_func:
+ * @socket: a #GSocket
+ * @condition: the condition on @source
+ * @server: a #GstRTSPServer
+ *
+ * A default #GSocketSourceFunc that creates a new #GstRTSPClient to accept and handle a
+ * new connection on @socket or @server.
+ *
+ * Returns: TRUE if the source could be connected, FALSE if an error occured.
+ */
+gboolean
+gst_rtsp_server_io_func (GSocket * socket, GIOCondition condition,
+ GstRTSPServer * server)
{
- if (condition & G_IO_IN) {
- GstRTSPClient *client;
+ gboolean result = TRUE;
+ GstRTSPClient *client = NULL;
+ GstRTSPServerClass *klass;
+ GError *error = NULL;
- /* a new client connected, create a session to handle the client. */
- client = gst_rtsp_client_new ();
+ if (condition & G_IO_IN) {
+ klass = GST_RTSP_SERVER_GET_CLASS (server);
- /* set the session pool that this client should use */
- gst_rtsp_client_set_session_pool (client, server->pool);
+ if (klass->create_client)
+ client = klass->create_client (server);
+ if (client == NULL)
+ goto client_failed;
- /* accept connections for that client, this function returns after accepting
- * the connection and will run the remainder of the communication with the
- * client asyncronously. */
- if (!gst_rtsp_client_accept (client, source))
+ /* a new client connected, create a client object to handle the client. */
+ if (klass->accept_client)
+ result = klass->accept_client (server, client, socket, &error);
+ if (!result)
goto accept_failed;
- /* can unref the client now, when the request is finished, it will be
- * unreffed async. */
- gst_object_unref (client);
- }
- else {
- g_print ("received unknown event %08x", condition);
+ /* manage the client connection */
+ manage_client (server, client);
+
+ g_signal_emit (server, gst_rtsp_server_signals[SIGNAL_CLIENT_CONNECTED], 0,
+ client);
+ } else {
+ GST_WARNING_OBJECT (server, "received unknown event %08x", condition);
}
return TRUE;
/* ERRORS */
+client_failed:
+ {
+ GST_ERROR_OBJECT (server, "failed to create a client");
+ return FALSE;
+ }
accept_failed:
{
- g_error ("Could not accept client on server socket %d: %s (%d)",
- server->server_sock.fd, g_strerror (errno), errno);
+ GST_ERROR_OBJECT (server, "failed to accept client: %s", error->message);
+ g_error_free (error);
+ g_object_unref (client);
return FALSE;
}
}
+static void
+watch_destroyed (GstRTSPServer * server)
+{
+ GST_DEBUG_OBJECT (server, "source destroyed");
+ g_object_unref (server);
+}
+
+/**
+ * gst_rtsp_server_create_source:
+ * @server: a #GstRTSPServer
+ * @cancellable: a #GCancellable or %NULL.
+ * @error: a #GError
+ *
+ * Create a #GSource for @server. The new source will have a default
+ * #GSocketSourceFunc of gst_rtsp_server_io_func().
+ *
+ * @cancellable if not NULL can be used to cancel the source, which will cause
+ * the source to trigger, reporting the current condition (which is likely 0
+ * unless cancellation happened at the same time as a condition change). You can
+ * check for this in the callback using g_cancellable_is_cancelled().
+ *
+ * Returns: the #GSource for @server or NULL when an error occured. Free with
+ * g_source_unref ()
+ */
+GSource *
+gst_rtsp_server_create_source (GstRTSPServer * server,
+ GCancellable * cancellable, GError ** error)
+{
+ GSocket *socket, *old;
+ GSource *source;
+
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), NULL);
+
+ socket = gst_rtsp_server_create_socket (server, NULL, error);
+ if (socket == NULL)
+ goto no_socket;
+
+ GST_RTSP_SERVER_LOCK (server);
+ old = server->socket;
+ server->socket = g_object_ref (socket);
+ GST_RTSP_SERVER_UNLOCK (server);
+
+ if (old)
+ g_object_unref (old);
+
+ /* create a watch for reads (new connections) and possible errors */
+ source = g_socket_create_source (socket, G_IO_IN |
+ G_IO_ERR | G_IO_HUP | G_IO_NVAL, cancellable);
+ g_object_unref (socket);
+
+ /* configure the callback */
+ g_source_set_callback (source,
+ (GSourceFunc) gst_rtsp_server_io_func, g_object_ref (server),
+ (GDestroyNotify) watch_destroyed);
+
+ return source;
+
+no_socket:
+ {
+ GST_ERROR_OBJECT (server, "failed to create socket");
+ return NULL;
+ }
+}
+
/**
* gst_rtsp_server_attach:
* @server: a #GstRTSPServer
- * @context: a #GMainContext
+ * @context: (allow-none): a #GMainContext
*
* Attaches @server to @context. When the mainloop for @context is run, the
- * server will be dispatched.
+ * server will be dispatched. When @context is NULL, the default context will be
+ * used).
*
* This function should be called when the server properties and urls are fully
* configured and the server is ready to start.
*
- * Returns: the ID (greater than 0) for the source within the GMainContext.
+ * Returns: the ID (greater than 0) for the source within the GMainContext.
*/
guint
-gst_rtsp_server_attach (GstRTSPServer *server, GMainContext *context)
+gst_rtsp_server_attach (GstRTSPServer * server, GMainContext * context)
{
guint res;
+ GSource *source;
+ GError *error = NULL;
- if (!gst_rtsp_server_sink_init_send (server))
- goto init_failed;
-
- /* create IO channel for the socket */
- server->io_channel = g_io_channel_unix_new (server->server_sock.fd);
+ g_return_val_if_fail (GST_IS_RTSP_SERVER (server), 0);
- /* create a watch for reads (new connections) and possible errors */
- server->io_watch = g_io_create_watch (server->io_channel, G_IO_IN |
- G_IO_ERR | G_IO_HUP | G_IO_NVAL);
-
- /* configure the callback */
- g_source_set_callback (server->io_watch, (GSourceFunc) server_dispatch, server, NULL);
+ source = gst_rtsp_server_create_source (server, NULL, &error);
+ if (source == NULL)
+ goto no_source;
- res = g_source_attach (server->io_watch, context);
+ res = g_source_attach (source, context);
+ g_source_unref (source);
return res;
/* ERRORS */
-init_failed:
+no_source:
{
+ GST_ERROR_OBJECT (server, "failed to create watch: %s", error->message);
+ g_error_free (error);
return 0;
}
}
projects / platform / upstream / gstreamer.git / blobdiff