allow manager to bind on unix socket

shadowsocks/manager.py

@@ -40,18 +40,26 @@ class Manager(object):
         self._loop = eventloop.EventLoop()
         self._dns_resolver = asyncdns.DNSResolver()
         self._dns_resolver.add_to_loop(self._loop)
-        self._control_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM,
-                                             socket.IPPROTO_UDP)
+
         self._statistics = collections.defaultdict(int)
         self._control_client_addr = None
         try:
+            manager_address = config['manager_address']
+            if ':' in manager_address:
+                addr = manager_address.split(':')
+                addr = addr[0], int(addr[1])
+                family = socket.AF_INET
+            else:
+                addr = manager_address
+                family = socket.AF_UNIX
             # TODO use address instead of port
-            self._control_socket.bind(('127.0.0.1',
-                                       int(config['manager_port'])))
+            self._control_socket = socket.socket(family,
+                                                 socket.SOCK_DGRAM)
+            self._control_socket.bind(addr)
             self._control_socket.setblocking(False)
         except (OSError, IOError) as e:
             logging.error(e)
-            logging.error('can not bind to manager port')
+            logging.error('can not bind to manager address')
             exit(1)
         self._loop.add(self._control_socket,
                        eventloop.POLL_IN, self)

shadowsocks/server.py

@@ -49,7 +49,7 @@ def main():
         else:
             config['port_password'][str(server_port)] = config['password']
 
-    if config.get('manager_port', 0):
+    if config.get('manager_address', 0):
         logging.info('entering manager mode')
         manager.run(config)
         return

shadowsocks/shell.py

@@ -136,7 +136,7 @@ def get_config(is_local):
     else:
         shortopts = 'hd:s:p:k:m:c:t:vq'
         longopts = ['help', 'fast-open', 'pid-file=', 'log-file=', 'workers=',
-                    'forbidden-ip=', 'user=', 'manager-port=', 'version']
+                    'forbidden-ip=', 'user=', 'manager-address=', 'version']
     try:
         config_path = find_config()
         optlist, args = getopt.getopt(sys.argv[1:], shortopts, longopts)
@@ -181,8 +181,8 @@ def get_config(is_local):
                 config['fast_open'] = True
             elif key == '--workers':
                 config['workers'] = int(value)
-            elif key == '--manager-port':
-                config['manager_port'] = int(value)
+            elif key == '--manager-address':
+                config['manager_address'] = value
             elif key == '--user':
                 config['user'] = to_str(value)
             elif key == '--forbidden-ip':
@@ -319,7 +319,7 @@ Proxy options:
   --fast-open            use TCP_FASTOPEN, requires Linux 3.7+
   --workers WORKERS      number of workers, available on Unix/Linux
   --forbidden-ip IPLIST  comma seperated IP list forbidden to connect
-  --manager-port PORT    optional server manager UDP port
+  --manager-address ADDR optional server manager UDP address, see wiki
 
 General options:
   -h, --help             show this help message and exit