listen ipv6

shadowsocks/server.py

@@ -53,12 +53,35 @@ def main():
     dns_resolver = asyncdns.DNSResolver()
     for port, password in config['port_password'].items():
         a_config = config.copy()
-        a_config['server_port'] = int(port)
-        a_config['password'] = password
-        logging.info("starting server at %s:%d" %
-                     (a_config['server'], int(port)))
-        tcp_servers.append(tcprelay.TCPRelay(a_config, dns_resolver, False))
-        udp_servers.append(udprelay.UDPRelay(a_config, dns_resolver, False))
+        ipv6_ok = False
+        logging.info("server start with password [%s] method [%s]" % (password, a_config['method']))
+        if 'server_ipv6' in a_config:
+            try:
+                if len(a_config['server_ipv6']) > 2 and a_config['server_ipv6'][0] == "[" and a_config['server_ipv6'][-1] == "]":
+                    a_config['server_ipv6'] = a_config['server_ipv6'][1:-1]
+                a_config['server_port'] = int(port)
+                a_config['password'] = password
+                a_config['server'] = a_config['server_ipv6']
+                logging.info("starting server at %s:%d" %
+                             (a_config['server'], int(port)))
+                tcp_servers.append(tcprelay.TCPRelay(a_config, dns_resolver, False))
+                udp_servers.append(udprelay.UDPRelay(a_config, dns_resolver, False))
+                if a_config['server_ipv6'] == "::":
+                    ipv6_ok = True
+            except Exception as e:
+                shell.print_exception(e)
+
+        try:
+            a_config = config.copy()
+            a_config['server_port'] = int(port)
+            a_config['password'] = password
+            logging.info("starting server at %s:%d" %
+                         (a_config['server'], int(port)))
+            tcp_servers.append(tcprelay.TCPRelay(a_config, dns_resolver, False))
+            udp_servers.append(udprelay.UDPRelay(a_config, dns_resolver, False))
+        except Exception as e:
+            if not ipv6_ok:
+                shell.print_exception(e)
 
     def run_server():
         def child_handler(signum, _):