be able to, with commands, override the port to run the server on

guillotina/commands/server.py

@@ -28,26 +28,34 @@ def get_parser(self):
         parser.add_argument('-r', '--reload', action='store_true',
                             dest='reload', help='Auto reload on code changes',
                             default=False)
-        parser.add_argument('-p', '--profile', action='store_true',
+        parser.add_argument('--profile', action='store_true',
                             dest='profile', help='Profile execution',
                             default=False)
         parser.add_argument('--profile-output',
                             help='Where to store the output of the profile data',
                             default=None)
+        parser.add_argument('--port',
+                            help='Override port to run this server on',
+                            default=None, type=int)
+        parser.add_argument('--host',
+                            help='Override host to run this server on',
+                            default=None)
         return parser
 
     def _run(self, arguments, settings, app):
-        port = settings.get('address', settings.get('port'))
+        port = arguments.port or settings.get('address', settings.get('port'))
+        host = arguments.host or settings.get('host', '0.0.0.0')
         if arguments.profile:
-            cProfile.runctx("web.run_app(app, host=settings.get('host', '0.0.0.0'), port=port)", {
+            cProfile.runctx("web.run_app(app, host=host, port=port)", {
                 'web': web
             }, {
                 'port': port,
+                'host': host,
                 'settings': settings,
                 'app': app
             }, filename=arguments.profile_output)
         else:
-            web.run_app(app, host=settings.get('host', '0.0.0.0'), port=port)
+            web.run_app(app, host=host, port=port)
 
     def run(self, arguments, settings, app):
         if arguments.monitor: