[libsoup/websockets-fixes-2.66: 19/19] WebSockets: ensure a new connection is created for WebSocket requests

[Claudio Saavedra <csaavedra src gnome org>]

commit 060f5a5305377cd32b1f08a9430a3909825a85c8
Author: Carlos Garcia Campos <cgarcia igalia com>
Date:   Tue Jan 28 11:06:29 2020 +0100

    WebSockets: ensure a new connection is created for WebSocket requests
    
    The spec says a new connection must be established and some servers
    reply with a 400 Bad Request when reusing an existing connection.

 libsoup/soup-session.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
---
diff --git a/libsoup/soup-session.c b/libsoup/soup-session.c
index 5ecae857..e6a4c918 100644
--- a/libsoup/soup-session.c
+++ b/libsoup/soup-session.c
@@ -4868,6 +4868,7 @@ soup_session_websocket_connect_async (SoupSession          *session,
        SoupSessionPrivate *priv = soup_session_get_instance_private (session);
        SoupMessageQueueItem *item;
        GTask *task;
+       SoupMessageFlags flags;
 
        g_return_if_fail (SOUP_IS_SESSION (session));
        g_return_if_fail (priv->use_thread_context);
@@ -4875,6 +4876,15 @@ soup_session_websocket_connect_async (SoupSession          *session,
 
        soup_websocket_client_prepare_handshake (msg, origin, protocols);
 
+       /* When the client is to _Establish a WebSocket Connection_ given a set
+        * of (/host/, /port/, /resource name/, and /secure/ flag), along with a
+        * list of /protocols/ and /extensions/ to be used, and an /origin/ in
+        * the case of web browsers, it MUST open a connection, send an opening
+        * handshake, and read the server's handshake in response.
+        */
+       flags = soup_message_get_flags (msg);
+       soup_message_set_flags (msg, flags | SOUP_MESSAGE_NEW_CONNECTION);
+
        task = g_task_new (session, cancellable, callback, user_data);
        item = soup_session_append_queue_item (session, msg, TRUE, FALSE,
                                               websocket_connect_async_complete, task);