Example usage for io.netty.handler.codec.socksx.v4 Socks4CommandRequest type

Introduction

In this page you can find the example usage for io.netty.handler.codec.socksx.v4 Socks4CommandRequest type.

Prototype

Socks4CommandType type();

Source Link

Document

Returns the type of this request.

Usage

From source file:com.flysoloing.learning.network.netty.socksproxy.SocksServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, SocksMessage socksRequest) throws Exception {
    switch (socksRequest.version()) {
    case SOCKS4a:
        Socks4CommandRequest socksV4CmdRequest = (Socks4CommandRequest) socksRequest;
        if (socksV4CmdRequest.type() == Socks4CommandType.CONNECT) {
            ctx.pipeline().addLast(new SocksServerConnectHandler());
            ctx.pipeline().remove(this);
            ctx.fireChannelRead(socksRequest);
        } else {/*w w  w  .ja  va2 s. c  o  m*/
            ctx.close();
        }
        break;
    case SOCKS5:
        if (socksRequest instanceof Socks5InitialRequest) {
            // auth support example
            //ctx.pipeline().addFirst(new Socks5PasswordAuthRequestDecoder());
            //ctx.write(new DefaultSocks5AuthMethodResponse(Socks5AuthMethod.PASSWORD));
            ctx.pipeline().addFirst(new Socks5CommandRequestDecoder());
            ctx.write(new DefaultSocks5InitialResponse(Socks5AuthMethod.NO_AUTH));
        } else if (socksRequest instanceof Socks5PasswordAuthRequest) {
            ctx.pipeline().addFirst(new Socks5CommandRequestDecoder());
            ctx.write(new DefaultSocks5PasswordAuthResponse(Socks5PasswordAuthStatus.SUCCESS));
        } else if (socksRequest instanceof Socks5CommandRequest) {
            Socks5CommandRequest socks5CmdRequest = (Socks5CommandRequest) socksRequest;
            if (socks5CmdRequest.type() == Socks5CommandType.CONNECT) {
                ctx.pipeline().addLast(new SocksServerConnectHandler());
                ctx.pipeline().remove(this);
                ctx.fireChannelRead(socksRequest);
            } else {
                ctx.close();
            }
        } else {
            ctx.close();
        }
        break;
    case UNKNOWN:
        ctx.close();
        break;
    }
}

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From source file:com.fsocks.SocksServerConnectHandler.java

License:Apache License

@Override
public void channelRead0(final ChannelHandlerContext ctx, final SocksMessage message) throws Exception {
    if (message instanceof Socks4CommandRequest) {
        final Socks4CommandRequest request = (Socks4CommandRequest) message;
        Promise<Channel> promise = ctx.executor().newPromise();
        promise.addListener(new FutureListener<Channel>() {
            public void operationComplete(final Future<Channel> future) throws Exception {
                final Channel outboundChannel = future.getNow();
                if (future.isSuccess()) {
                    ChannelFuture responseFuture = ctx.channel()
                            .writeAndFlush(new DefaultSocks4CommandResponse(Socks4CommandStatus.SUCCESS));

                    responseFuture.addListener(new ChannelFutureListener() {
                        public void operationComplete(ChannelFuture channelFuture) {
                            ctx.pipeline().remove(SocksServerConnectHandler.this);
                            outboundChannel.pipeline().addLast(new RelayHandler(ctx.channel()));
                            ctx.pipeline().addLast(new RelayHandler(outboundChannel));
                        }/*from w  w w.  j a va2s  .  co m*/
                    });
                } else {
                    ctx.channel().writeAndFlush(
                            new DefaultSocks4CommandResponse(Socks4CommandStatus.REJECTED_OR_FAILED));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });

        final Channel inboundChannel = ctx.channel();
        b.group(inboundChannel.eventLoop()).channel(NioSocketChannel.class)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000).option(ChannelOption.SO_KEEPALIVE, true)
                .handler(new DirectClientHandler(promise));

        b.connect(request.dstAddr(), request.dstPort()).addListener(new ChannelFutureListener() {
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    // Connection established use handler provided results
                } else {
                    // Close the connection if the connection attempt has failed.
                    ctx.channel().writeAndFlush(
                            new DefaultSocks4CommandResponse(Socks4CommandStatus.REJECTED_OR_FAILED));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });
    } else if (message instanceof Socks5CommandRequest) {
        final Socks5CommandRequest request = (Socks5CommandRequest) message;
        Promise<Channel> promise = ctx.executor().newPromise();
        promise.addListener(new FutureListener<Channel>() {
            public void operationComplete(final Future<Channel> future) throws Exception {
                final Channel outboundChannel = future.getNow();
                if (future.isSuccess()) {
                    //??successclient
                    ChannelFuture responseFuture = ctx.channel()
                            .writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.SUCCESS,
                                    request.dstAddrType(), request.dstAddr(), request.dstPort()));

                    responseFuture.addListener(new ChannelFutureListener() {
                        public void operationComplete(ChannelFuture channelFuture) {
                            //clientremote???????local proxy
                            ctx.pipeline().remove(SocksServerConnectHandler.this);
                            outboundChannel.pipeline().addLast(new RelayHandler(ctx.channel()));
                            ctx.pipeline().addLast(new RelayHandler(outboundChannel));
                        }
                    });
                } else {
                    ctx.channel().writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.FAILURE,
                            request.dstAddrType()));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });
        //?
        logger.info("? addressType : " + request.dstAddrType() + ", cmdType:" + request.type()
                + ", host:" + request.dstAddr() + ", port:" + request.dstPort());
        final Channel inboundChannel = ctx.channel();
        b.group(inboundChannel.eventLoop()).channel(NioSocketChannel.class)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000).option(ChannelOption.SO_KEEPALIVE, true)
                .handler(new DirectClientHandler(promise));

        b.connect(request.dstAddr(), request.dstPort()).addListener(new ChannelFutureListener() {
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    // Connection established use handler provided results
                    logger.info("?? addressType : " + request.dstAddrType()
                            + ", cmdType:" + request.type() + ", host:" + request.dstAddr() + ", port:"
                            + request.dstPort());
                } else {
                    // Close the connection if the connection attempt has failed.
                    ctx.channel().writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.FAILURE,
                            request.dstAddrType()));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });
    } else {
        ctx.close();
    }
}

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From source file:com.github.netfreer.shadowducks.client.handler.SocksServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, SocksMessage socksRequest) throws Exception {
    switch (socksRequest.version()) {
    case SOCKS4a:
        Socks4CommandRequest socksV4CmdRequest = (Socks4CommandRequest) socksRequest;
        if (socksV4CmdRequest.type() == Socks4CommandType.CONNECT) {
            ctx.pipeline().addLast(new SocksServerConnectHandler());
            ctx.pipeline().remove(this);
            ctx.fireChannelRead(socksRequest);
        } else {/*from  w ww . ja  va2s  . c o  m*/
            ctx.close();
        }
        break;
    case SOCKS5:
        if (socksRequest instanceof Socks5InitialRequest) {
            // auth support example
            //ctx.pipeline().addFirst(new Socks5PasswordAuthRequestDecoder());
            //ctx.write(new DefaultSocks5AuthMethodResponse(Socks5AuthMethod.PASSWORD));
            ctx.pipeline().addFirst(new Socks5CommandRequestDecoder());
            ctx.write(new DefaultSocks5InitialResponse(Socks5AuthMethod.NO_AUTH));
        } else if (socksRequest instanceof Socks5PasswordAuthRequest) {
            ctx.pipeline().addFirst(new Socks5CommandRequestDecoder());
            ctx.write(new DefaultSocks5PasswordAuthResponse(Socks5PasswordAuthStatus.SUCCESS));
        } else if (socksRequest instanceof Socks5CommandRequest) {
            Socks5CommandRequest socks5CmdRequest = (Socks5CommandRequest) socksRequest;
            if (socks5CmdRequest.type() == Socks5CommandType.CONNECT) {
                ctx.pipeline().addLast(new SocksServerConnectHandler());
                ctx.pipeline().remove(this);
                ctx.fireChannelRead(socksRequest);
            } else {
                //TODO UDP Process
                ctx.close();
            }
        } else {
            ctx.close();
        }
        break;
    case UNKNOWN:
        ctx.close();
        break;
    }
}

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From source file:com.mapple.forward.socks.SocksServerHandlerEx.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, SocksMessage socksRequest) throws Exception {
    switch (socksRequest.version()) {
    case SOCKS4a:
        Socks4CommandRequest socksV4CmdRequest = (Socks4CommandRequest) socksRequest;
        if (socksV4CmdRequest.type() == Socks4CommandType.CONNECT) {
            ctx.pipeline().addLast(SocksServerConnectHandlerEx.INSTANCE);
            ctx.pipeline().remove(this);
            ctx.fireChannelRead(socksRequest);
        } else {//from  w  ww .ja v  a 2 s.  c om
            ctx.close();
        }
        break;
    case SOCKS5:
        if (socksRequest instanceof Socks5InitialRequest) {
            // auth support example
            ctx.pipeline().addFirst(new Socks5PasswordAuthRequestDecoder());
            ctx.write(new DefaultSocks5InitialResponse(Socks5AuthMethod.PASSWORD));
            //                    ctx.pipeline().addFirst(new Socks5CommandRequestDecoder());
            //                    ctx.write(new DefaultSocks5InitialResponse(Socks5AuthMethod.NO_AUTH));
        } else if (socksRequest instanceof Socks5PasswordAuthRequest) {
            ctx.pipeline().addFirst(new Socks5CommandRequestDecoder());

            Socks5PasswordAuthRequest request = (Socks5PasswordAuthRequest) socksRequest;
            //                    System.out.println("Socks5:" + request.username() + " " + request.password());

            AttributeKey<String> SOCKS5 = AttributeKey.valueOf("socks5");
            ctx.channel().attr(SOCKS5).set(request.username());

            ctx.write(new DefaultSocks5PasswordAuthResponse(Socks5PasswordAuthStatus.SUCCESS));
        } else if (socksRequest instanceof Socks5CommandRequest) {
            /*Socks5InitialRequestDecoder handle = ctx.pipeline().get(Socks5InitialRequestDecoder.class);
            if(handle != null) {
                System.out.println("LWZ Remove" + handle);
                ctx.pipeline().remove(handle);
            }*/
            Socks5CommandRequest socks5CmdRequest = (Socks5CommandRequest) socksRequest;
            if (socks5CmdRequest.type() == Socks5CommandType.CONNECT) {
                ctx.pipeline().addLast(SocksServerConnectHandlerEx.INSTANCE);
                ctx.pipeline().remove(this);
                ctx.fireChannelRead(socksRequest);
            } else {
                ctx.close();
            }
        } else {
            ctx.close();
        }
        break;
    case UNKNOWN:
        ctx.close();
        break;
    }
}

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From source file:com.mapple.socksproxy.SocksServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, SocksMessage socksRequest) throws Exception {
    switch (socksRequest.version()) {
    case SOCKS4a:
        Socks4CommandRequest socksV4CmdRequest = (Socks4CommandRequest) socksRequest;
        if (socksV4CmdRequest.type() == Socks4CommandType.CONNECT) {
            ctx.pipeline().addLast(new SocksServerConnectHandler());
            ctx.pipeline().remove(this);
            ctx.fireChannelRead(socksRequest);
        } else {/*from  w w  w .  j  ava 2 s. c o m*/
            ctx.close();
        }
        break;
    case SOCKS5:
        if (socksRequest instanceof Socks5InitialRequest) {
            // auth support example
            //ctx.pipeline().addFirst(new Socks5PasswordAuthRequestDecoder());
            //ctx.write(new DefaultSocks5AuthMethodResponse(Socks5AuthMethod.PASSWORD));
            ctx.pipeline().addFirst(new Socks5CommandRequestDecoder());
            ctx.write(new DefaultSocks5InitialResponse(Socks5AuthMethod.NO_AUTH));
        } else if (socksRequest instanceof Socks5PasswordAuthRequest) {
            ctx.pipeline().addFirst(new Socks5CommandRequestDecoder());
            ctx.write(new DefaultSocks5PasswordAuthResponse(Socks5PasswordAuthStatus.SUCCESS));
        } else if (socksRequest instanceof Socks5CommandRequest) {
            /*Socks5InitialRequestDecoder handle = ctx.pipeline().get(Socks5InitialRequestDecoder.class);
            if(handle != null) {
                System.out.println("LWZ Remove" + handle);
                ctx.pipeline().remove(handle);
            }*/
            Socks5CommandRequest socks5CmdRequest = (Socks5CommandRequest) socksRequest;
            if (socks5CmdRequest.type() == Socks5CommandType.CONNECT) {
                ctx.pipeline().addLast(new SocksServerConnectHandler());
                ctx.pipeline().remove(this);
                ctx.fireChannelRead(socksRequest);
            } else {
                ctx.close();
            }
        } else {
            ctx.close();
        }
        break;
    case UNKNOWN:
        ctx.close();
        break;
    }
}

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From source file:com.shun.liu.quickserver.socksproxy.SocksServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, SocksMessage socksRequest) throws Exception {
    switch (socksRequest.version()) {
    case SOCKS4a:
        Socks4CommandRequest socksV4CmdRequest = (Socks4CommandRequest) socksRequest;
        if (socksV4CmdRequest.type() == Socks4CommandType.CONNECT) {
            ctx.pipeline().addLast(new SocksServerConnectHandler());
            ctx.pipeline().remove(this);
            ctx.fireChannelRead(socksRequest);
        } else {// w w  w  .  ja  v  a 2s  . com
            ctx.close();
        }
        break;
    case SOCKS5:
        if (socksRequest instanceof Socks5InitialRequest) {
            //                     auth support example
            //                    ctx.pipeline().addFirst(new Socks5PasswordAuthRequestDecoder());
            //                    ctx.write(new DefaultSocks5AuthMethodResponse(Socks5AuthMethod.PASSWORD));
            ctx.pipeline().addFirst(new Socks5CommandRequestDecoder());
            ctx.write(new DefaultSocks5InitialResponse(Socks5AuthMethod.NO_AUTH));
        } else if (socksRequest instanceof Socks5PasswordAuthRequest) {
            ctx.pipeline().addFirst(new Socks5CommandRequestDecoder());
            ctx.write(new DefaultSocks5PasswordAuthResponse(Socks5PasswordAuthStatus.SUCCESS));
        } else if (socksRequest instanceof Socks5CommandRequest) {
            Socks5CommandRequest socks5CmdRequest = (Socks5CommandRequest) socksRequest;
            if (socks5CmdRequest.type() == Socks5CommandType.CONNECT) {
                ctx.pipeline().addLast(new SocksServerConnectHandler());
                ctx.pipeline().remove(this);
                ctx.fireChannelRead(socksRequest);
            } else {
                ctx.close();
            }
        } else {
            ctx.close();
        }
        break;
    case UNKNOWN:
        ctx.close();
        break;
    }
}

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