channelstream: try to use proxy url's unless ws urls are not explictly defined

configs/development.ini

@@ -420,7 +420,9 b' channelstream.server = 127.0.0.1:9800'
 ## location of the channelstream server from outside world
 ## most likely this would be an http server special backend URL, that handles
 ## websocket connections see nginx example for config
-channelstream.ws_url = ws://rhodecode.yourserver.com/_channelstream
+# channelstream.ws_url = ws://rhodecode.yourserver.com/_channelstream
+## proxy path that can be used by http daemons for exposing channelstream
+# channelstream.proxy_path = /_channelstream
 channelstream.secret = secret
 channelstream.history.location = %(here)s/channelstream_history
 

configs/production.ini

@@ -394,7 +394,9 b' channelstream.server = 127.0.0.1:9800'
 ## location of the channelstream server from outside world
 ## most likely this would be an http server special backend URL, that handles
 ## websocket connections see nginx example for config
-channelstream.ws_url = ws://rhodecode.yourserver.com/_channelstream
+# channelstream.ws_url = ws://rhodecode.yourserver.com/_channelstream
+## proxy path that can be used by http daemons for exposing channelstream
+# channelstream.proxy_path = /_channelstream
 channelstream.secret = secret
 channelstream.history.location = %(here)s/channelstream_history
 

rhodecode/channelstream/__init__.py

@@ -27,11 +27,15 b' from rhodecode.lib.ext_json import json'
 
 
 def url_gen(request):
+    registry = request.registry
+    longpoll_url = registry.settings.get('channelstream.longpoll_url', '')
+    ws_url = registry.settings.get('channelstream.ws_url', '')
+    proxy_url = request.route_url('channelstream_proxy')
     urls = {
-        'connect': request.route_url('channelstream_connect'),
-        'subscribe': request.route_url('channelstream_subscribe'),
-        'longpoll': request.registry.settings.get('channelstream.longpoll_url', ''),
-        'ws': request.registry.settings.get('channelstream.ws_url', '')
+        'connect': request.route_path('channelstream_connect'),
+        'subscribe': request.route_path('channelstream_subscribe'),
+        'longpoll': longpoll_url or proxy_url,
+        'ws': ws_url or proxy_url.replace('http', 'ws')
     }
     return json.dumps(urls)
 
@@ -78,4 +82,7 b' def includeme(config):'
     config.add_route(
         name='channelstream_subscribe',
         pattern=ADMIN_PREFIX + '/channelstream/subscribe')
+    config.add_route(
+        name='channelstream_proxy',
+        pattern=settings.get('channelstream.proxy_path') or '/_channelstream')
     config.scan('rhodecode.channelstream')