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rtspconnection: also allow POST before GET
Don't only allow GET and then POST request to setup tunneling over HTTP but also allow POST and then GET. Fixes https://bugzilla.gnome.org/show_bug.cgi?id=732459
This commit is contained in:
Wim Taymans
parent
1db76ee66e
commit
0425f1cf4d
2 changed files with 211 additions and 28 deletions
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@ -2889,25 +2889,43 @@ gst_rtsp_connection_do_tunnel (GstRTSPConnection * conn,
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g_return_val_if_fail (conn != NULL, GST_RTSP_EINVAL);
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if (conn2 != NULL) {
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g_return_val_if_fail (conn->tstate == TUNNEL_STATE_GET, GST_RTSP_EINVAL);
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g_return_val_if_fail (conn2->tstate == TUNNEL_STATE_POST, GST_RTSP_EINVAL);
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GstRTSPTunnelState ts1 = conn->tstate;
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GstRTSPTunnelState ts2 = conn2->tstate;
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g_return_val_if_fail ((ts1 == TUNNEL_STATE_GET && ts2 == TUNNEL_STATE_POST)
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|| (ts1 == TUNNEL_STATE_POST && ts2 == TUNNEL_STATE_GET),
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GST_RTSP_EINVAL);
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g_return_val_if_fail (!memcmp (conn2->tunnelid, conn->tunnelid,
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TUNNELID_LEN), GST_RTSP_EINVAL);
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/* both connections have socket0 as the read/write socket. start by taking the
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* socket from conn2 and set it as the socket in conn */
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conn->socket1 = conn2->socket0;
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conn->stream1 = conn2->stream0;
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conn->input_stream = conn2->input_stream;
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conn->control_stream = g_io_stream_get_input_stream (conn->stream0);
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/* both connections have socket0 as the read/write socket */
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if (ts1 == TUNNEL_STATE_GET) {
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/* conn2 is the HTTP POST channel. take its socket and set it as read
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* socket in conn */
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conn->socket1 = conn2->socket0;
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conn->stream1 = conn2->stream0;
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conn->input_stream = conn2->input_stream;
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conn->control_stream = g_io_stream_get_input_stream (conn->stream0);
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conn2->output_stream = NULL;
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} else {
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/* conn2 is the HTTP GET channel. take its socket and set it as write
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* socket in conn */
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conn->socket1 = conn->socket0;
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conn->stream1 = conn->stream0;
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conn->socket0 = conn2->socket0;
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conn->stream0 = conn2->stream0;
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conn->output_stream = conn2->output_stream;
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conn->control_stream = g_io_stream_get_input_stream (conn->stream0);
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}
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/* clean up some of the state of conn2 */
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g_cancellable_cancel (conn2->cancellable);
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conn2->write_socket = conn2->read_socket = NULL;
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conn2->socket0 = NULL;
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conn2->stream0 = NULL;
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conn2->socket1 = NULL;
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conn2->stream1 = NULL;
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conn2->input_stream = NULL;
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conn2->output_stream = NULL;
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conn2->control_stream = NULL;
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g_cancellable_reset (conn2->cancellable);
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@ -41,8 +41,8 @@ static const gchar *post_msg =
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"Content-Length: 0\r\n"
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"Content-Type: application/x-rtsp-tunnelled\r\n\r\n";
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static guint tunnel_start_count;
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static guint tunnel_complete_count;
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static guint tunnel_get_count;
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static guint tunnel_post_count;
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static guint tunnel_lost_count;
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static guint closed_count;
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static guint message_sent_count;
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@ -149,16 +149,16 @@ create_connection (GSocketConnection ** client_conn,
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}
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static GstRTSPStatusCode
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tunnel_start (GstRTSPWatch * watch, gpointer user_data)
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tunnel_get (GstRTSPWatch * watch, gpointer user_data)
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{
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tunnel_start_count++;
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tunnel_get_count++;
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return GST_RTSP_STS_OK;
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}
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static GstRTSPResult
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tunnel_complete (GstRTSPWatch * watch, gpointer user_data)
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tunnel_post (GstRTSPWatch * watch, gpointer user_data)
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{
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tunnel_complete_count++;
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tunnel_post_count++;
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return GST_RTSP_OK;
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}
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@ -188,8 +188,8 @@ static GstRTSPWatchFuncs watch_funcs = {
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message_sent,
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closed,
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NULL,
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tunnel_start,
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tunnel_complete,
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tunnel_get,
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tunnel_post,
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NULL,
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tunnel_lost
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};
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@ -241,8 +241,8 @@ GST_START_TEST (test_rtspconnection_tunnel_setup)
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fail_unless (size == strlen (get_msg));
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while (!g_main_context_iteration (NULL, TRUE));
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fail_unless (tunnel_start_count == 1);
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fail_unless (tunnel_complete_count == 0);
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fail_unless (tunnel_get_count == 1);
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fail_unless (tunnel_post_count == 0);
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fail_unless (tunnel_lost_count == 0);
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fail_unless (closed_count == 0);
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@ -276,8 +276,8 @@ GST_START_TEST (test_rtspconnection_tunnel_setup)
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fail_unless (size == strlen (post_msg));
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while (!g_main_context_iteration (NULL, TRUE));
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fail_unless (tunnel_start_count == 1);
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fail_unless (tunnel_complete_count == 1);
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fail_unless (tunnel_get_count == 1);
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fail_unless (tunnel_post_count == 1);
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fail_unless (tunnel_lost_count == 0);
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fail_unless (closed_count == 0);
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@ -292,8 +292,8 @@ GST_START_TEST (test_rtspconnection_tunnel_setup)
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/* it must be possible to reconnect the POST channel */
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g_object_unref (client_post);
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while (!g_main_context_iteration (NULL, TRUE));
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fail_unless (tunnel_start_count == 1);
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fail_unless (tunnel_complete_count == 1);
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fail_unless (tunnel_get_count == 1);
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fail_unless (tunnel_post_count == 1);
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fail_unless (tunnel_lost_count == 1);
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fail_unless (closed_count == 0);
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g_object_unref (server_post);
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@ -325,8 +325,8 @@ GST_START_TEST (test_rtspconnection_tunnel_setup)
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fail_unless (size == strlen (post_msg));
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while (!g_main_context_iteration (NULL, TRUE));
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fail_unless (tunnel_start_count == 1);
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fail_unless (tunnel_complete_count == 2);
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fail_unless (tunnel_get_count == 1);
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fail_unless (tunnel_post_count == 2);
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fail_unless (tunnel_lost_count == 1);
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fail_unless (closed_count == 0);
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@ -341,8 +341,172 @@ GST_START_TEST (test_rtspconnection_tunnel_setup)
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/* check if rtspconnection can detect close of the get channel */
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g_object_unref (client_get);
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while (!g_main_context_iteration (NULL, TRUE));
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fail_unless (tunnel_start_count == 1);
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fail_unless (tunnel_complete_count == 2);
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fail_unless (tunnel_get_count == 1);
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fail_unless (tunnel_post_count == 2);
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fail_unless (tunnel_lost_count == 1);
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fail_unless (closed_count == 1);
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fail_unless (gst_rtsp_connection_close (rtsp_conn1) == GST_RTSP_OK);
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fail_unless (gst_rtsp_connection_free (rtsp_conn1) == GST_RTSP_OK);
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g_object_unref (client_post);
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g_object_unref (server_post);
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g_object_unref (server_get);
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}
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GST_END_TEST;
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/* setts up a new tunnel, starting with the read channel,
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* then disconnects the read connection and creates it again
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* ideally this test should be merged with test_rtspconnection_tunnel_setup but
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* but it became quite messy */
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GST_START_TEST (test_rtspconnection_tunnel_setup_post_first)
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{
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GstRTSPConnection *rtsp_conn1 = NULL;
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GstRTSPConnection *rtsp_conn2 = NULL;
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GstRTSPWatch *watch1;
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GstRTSPWatch *watch2;
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GstRTSPResult res;
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GSocketConnection *client_get = NULL;
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GSocketConnection *server_get = NULL;
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GSocketConnection *client_post = NULL;
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GSocketConnection *server_post = NULL;
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GSocket *server_sock;
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GOutputStream *ostream_get;
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GInputStream *istream_get;
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GOutputStream *ostream_post;
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gsize size = 0;
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gchar buffer[1024];
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/* create POST channel */
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create_connection (&client_post, &server_post);
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server_sock = g_socket_connection_get_socket (server_post);
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fail_unless (server_sock != NULL);
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res = gst_rtsp_connection_create_from_socket (server_sock, "127.0.0.1", 4444,
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NULL, &rtsp_conn1);
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fail_unless (res == GST_RTSP_OK);
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fail_unless (rtsp_conn1 != NULL);
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watch1 = gst_rtsp_watch_new (rtsp_conn1, &watch_funcs, NULL, NULL);
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fail_unless (watch1 != NULL);
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fail_unless (gst_rtsp_watch_attach (watch1, NULL) > 0);
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g_source_unref ((GSource *) watch1);
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ostream_post = g_io_stream_get_output_stream (G_IO_STREAM (client_post));
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fail_unless (ostream_post != NULL);
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/* initiate the tunnel by sending HTTP POST */
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fail_unless (g_output_stream_write_all (ostream_post, post_msg,
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strlen (post_msg), &size, NULL, NULL));
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fail_unless (size == strlen (post_msg));
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while (!g_main_context_iteration (NULL, TRUE));
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fail_unless (tunnel_get_count == 0);
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fail_unless (tunnel_post_count == 1);
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fail_unless (tunnel_lost_count == 0);
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fail_unless (closed_count == 0);
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/* create GET connection */
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create_connection (&client_get, &server_get);
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server_sock = g_socket_connection_get_socket (server_get);
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fail_unless (server_sock != NULL);
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res = gst_rtsp_connection_create_from_socket (server_sock, "127.0.0.1", 4444,
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NULL, &rtsp_conn2);
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fail_unless (res == GST_RTSP_OK);
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fail_unless (rtsp_conn2 != NULL);
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watch2 = gst_rtsp_watch_new (rtsp_conn2, &watch_funcs, NULL, NULL);
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fail_unless (watch2 != NULL);
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fail_unless (gst_rtsp_watch_attach (watch2, NULL) > 0);
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g_source_unref ((GSource *) watch2);
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ostream_get = g_io_stream_get_output_stream (G_IO_STREAM (client_get));
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fail_unless (ostream_get != NULL);
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istream_get = g_io_stream_get_input_stream (G_IO_STREAM (client_get));
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fail_unless (istream_get != NULL);
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/* complete the tunnel by sending HTTP GET */
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fail_unless (g_output_stream_write_all (ostream_get, get_msg,
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strlen (get_msg), &size, NULL, NULL));
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fail_unless (size == strlen (get_msg));
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while (!g_main_context_iteration (NULL, TRUE));
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fail_unless (tunnel_get_count == 1);
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fail_unless (tunnel_post_count == 1);
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fail_unless (tunnel_lost_count == 0);
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fail_unless (closed_count == 0);
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/* read the HTTP GET response */
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size = g_input_stream_read (istream_get, buffer, 1024, NULL, NULL);
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fail_unless (size > 0);
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buffer[size] = 0;
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fail_unless (g_strrstr (buffer, "HTTP/1.0 200 OK") != NULL);
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/* merge the two connections together */
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fail_unless (gst_rtsp_connection_do_tunnel (rtsp_conn1, rtsp_conn2) ==
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GST_RTSP_OK);
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gst_rtsp_watch_reset (watch1);
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g_source_destroy ((GSource *) watch2);
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gst_rtsp_connection_free (rtsp_conn2);
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rtsp_conn2 = NULL;
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/* it must be possible to reconnect the POST channel */
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g_object_unref (client_post);
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while (!g_main_context_iteration (NULL, TRUE));
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fail_unless (tunnel_get_count == 1);
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fail_unless (tunnel_post_count == 1);
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fail_unless (tunnel_lost_count == 1);
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fail_unless (closed_count == 0);
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g_object_unref (server_post);
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/* no other source should get dispatched */
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fail_if (g_main_context_iteration (NULL, FALSE));
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/* create new POST connection */
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create_connection (&client_post, &server_post);
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server_sock = g_socket_connection_get_socket (server_post);
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fail_unless (server_sock != NULL);
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res = gst_rtsp_connection_create_from_socket (server_sock, "127.0.0.1", 4444,
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NULL, &rtsp_conn2);
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fail_unless (res == GST_RTSP_OK);
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fail_unless (rtsp_conn2 != NULL);
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watch2 = gst_rtsp_watch_new (rtsp_conn2, &watch_funcs, NULL, NULL);
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fail_unless (watch2 != NULL);
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fail_unless (gst_rtsp_watch_attach (watch2, NULL) > 0);
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g_source_unref ((GSource *) watch2);
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ostream_post = g_io_stream_get_output_stream (G_IO_STREAM (client_post));
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fail_unless (ostream_post != NULL);
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/* complete the tunnel by sending HTTP POST */
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fail_unless (g_output_stream_write_all (ostream_post, post_msg,
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strlen (post_msg), &size, NULL, NULL));
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fail_unless (size == strlen (post_msg));
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while (!g_main_context_iteration (NULL, TRUE));
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fail_unless (tunnel_get_count == 1);
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fail_unless (tunnel_post_count == 2);
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fail_unless (tunnel_lost_count == 1);
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fail_unless (closed_count == 0);
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/* merge the two connections together */
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fail_unless (gst_rtsp_connection_do_tunnel (rtsp_conn1, rtsp_conn2) ==
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GST_RTSP_OK);
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gst_rtsp_watch_reset (watch1);
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g_source_destroy ((GSource *) watch2);
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gst_rtsp_connection_free (rtsp_conn2);
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rtsp_conn2 = NULL;
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/* check if rtspconnection can detect close of the get channel */
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g_object_unref (client_get);
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while (!g_main_context_iteration (NULL, TRUE));
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fail_unless (tunnel_get_count == 1);
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fail_unless (tunnel_post_count == 2);
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fail_unless (tunnel_lost_count == 1);
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fail_unless (closed_count == 1);
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@ -643,6 +807,7 @@ rtspconnection_suite (void)
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_rtspconnection_tunnel_setup);
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tcase_add_test (tc_chain, test_rtspconnection_tunnel_setup_post_first);
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tcase_add_test (tc_chain, test_rtspconnection_send_receive);
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tcase_add_test (tc_chain, test_rtspconnection_connect);
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tcase_add_test (tc_chain, test_rtspconnection_poll);
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