add relay proxy

2021-11-18 22:54:23 +08:00
parent 1a1ee384b7
commit 8185d1124f
31 changed files with 747 additions and 106 deletions
--- a/pkg/connector/socks/v5/connector.go
+++ b/pkg/connector/socks/v5/connector.go
@ -97,8 +97,13 @@ func (c *socks5Connector) Connect(ctx context.Context, conn net.Conn, network, a
 	case "udp", "udp4", "udp6":
 		return c.connectUDP(ctx, conn, network, address)
 	case "tcp", "tcp4", "tcp6":
+		if _, ok := conn.(net.PacketConn); ok {
+			err := fmt.Errorf("tcp over udp is unsupported")
+			c.logger.Error(err)
+			return nil, err
+		}
 	default:
-		err := fmt.Errorf("network %s unsupported", network)
+		err := fmt.Errorf("network %s is unsupported", network)
 		c.logger.Error(err)
 		return nil, err
 	}