Try websocket on the same port again

but [Errno 48] Address already in use

For fregante/GhostText#272

GhostText.py

@@ -19,11 +19,10 @@
 from .GhostTextTools.WindowHelper import WindowHelper
 from .GhostTextTools.Utils import Utils
 
-
 class WebSocketServerThread(Thread):
     def __init__(self, settings):
         super().__init__()
-        self._server = WebSocketServer('localhost', 0)
+        self._server = WebSocketServer('localhost', 4001)
         self._server.on_message(OnConnect(settings))
         self._server.on_close(OnClose(settings))
 
@@ -33,6 +32,9 @@ def run(self):
     def get_server(self):
         return self._server
 
+    def get_socket(self):
+        return self._server._socket
+
 class OnRequest(http.server.SimpleHTTPRequestHandler):
     def do_GET(self):
         if len(sublime.windows()) == 0 or self.new_window_on_connect:
@@ -41,30 +43,42 @@ def do_GET(self):
         if len(self.window_command_on_connect) > 0:
             sublime.active_window().run_command(self.window_command_on_connect)
 
-        web_socket_server_thread = WebSocketServerThread(self._settings)
-        web_socket_server_thread.start()
-        while not web_socket_server_thread.get_server().get_running():
-            sleep(0.1)
-
-        port = web_socket_server_thread.get_server().get_port()
         Utils.show_status('Connection opened')
 
+        settings = sublime.load_settings('GhostText.sublime-settings')
+        server_port = int(settings.get('server_port', 4001))
         self.send_response(200)
         self.send_header('Content-type', 'application/json')
         self.end_headers()
-        self.wfile.write(json.dumps({"WebSocketPort": port, "ProtocolVersion": 1}).encode())
+        self.wfile.write(json.dumps({"WebSocketPort": server_port, "ProtocolVersion": 1}).encode())
+
+class MergedTCPServer(socketserver.ThreadingMixIn, socketserver.TCPServer):
+    def socket(self, *args, **kwargs):
+        return self._socket
+
+    def __init__(self, host, port, handler_class):
+        settings = sublime.load_settings('GhostText.sublime-settings')
+        web_socket_server_thread = WebSocketServerThread(settings)
+        web_socket_server_thread.start()
+        while not web_socket_server_thread.get_server().get_running():
+            sleep(0.1)
+
+        self.socket = web_socket_server_thread.get_socket()
+
+        super().__init__((host, port), handler_class)
 
 class HttpStatusServerThread(Thread):
     def __init__(self, settings):
         super().__init__()
-        server_port = int(settings.get('server_port', 4001))
+        server_port = settings.get('server_port', 4001)
 
         handler = OnRequest
         handler._settings = settings
         handler.new_window_on_connect = bool(settings.get('new_window_on_connect', False))
         handler.window_command_on_connect = str(settings.get('window_command_on_connect', 'focus_sublime_window'))
-        self._server = socketserver.TCPServer(("", server_port), OnRequest)
-        Utils.show_status('Ready on port ' + str(server_port))
+
+        self._server = MergedTCPServer("", int(server_port), OnRequest)
+        Utils.show_status('Ready on port ' + server_port)
 
     def run(self):
         try: