Add a settings in command line and config file to enable discovery

gns3server/run.py

@@ -102,6 +102,7 @@ def parse_arguments(argv):
     parser.add_argument("--log", help="send output to logfile instead of console")
     parser.add_argument("--daemon", action="store_true", help="start as a daemon")
     parser.add_argument("--pid", help="store process pid")
+    parser.add_argument("--udpdiscovery", action="store_true", help="allow the server to be discover on the network")
 
     args = parser.parse_args(argv)
     if args.config:
@@ -121,6 +122,7 @@ def parse_arguments(argv):
         "quiet": config.getboolean("quiet", False),
         "debug": config.getboolean("debug", False),
         "logfile": config.getboolean("logfile", ""),
+        "udp_discovery": config.getboolean("udp_discovery", False),
     }
 
     parser.set_defaults(**defaults)
@@ -142,6 +144,7 @@ def set_config(args):
     server_config["record"] = args.record
     server_config["debug"] = str(args.debug)
     server_config["shell"] = str(args.shell)
+    server_config["udp_discovery"] = str(args.udpdiscovery)
     config.set_section_config("Server", server_config)
 
 

gns3server/web/web_server.py

@@ -92,6 +92,7 @@ class WebServer:
         Cleanly shutdown the server.
         """
 
+
         if self._handler:
             yield from self._handler.finish_connections()
             self._handler = None
@@ -115,6 +116,7 @@ class WebServer:
 
         self._loop.stop()
 
+
     def _signal_handling(self):
 
         def signal_handler(signame, *args):
@@ -289,8 +291,8 @@ class WebServer:
         if server_config.getboolean("shell"):
             asyncio.async(self.start_shell())
 
-        if sys.platform.startswith("linux"):
-           # UDP discovery is only supported on
+        if sys.platform.startswith("linux") and server_config.getboolean("udp_discovery"):
+           # UDP discovery is only supported on Linux
            self._loop.run_in_executor(None, self._udp_server_discovery)
 
         try: