Example usage for io.netty.handler.codec.socksx.v5 DefaultSocks5CommandRequest dstAddr

Introduction

In this page you can find the example usage for io.netty.handler.codec.socksx.v5 DefaultSocks5CommandRequest dstAddr.

Prototype

String dstAddr

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Usage

From source file:com.slyak.services.proxy.handler.Socks5CommandRequestHandler.java

License:Apache License

@Override
protected void channelRead0(final ChannelHandlerContext requestChannelContext,
        final DefaultSocks5CommandRequest msg) throws Exception {
    if (Socks5CommandType.CONNECT.equals(msg.type())) {
        log.debug("Start to connect remote server : {}:{}", msg.dstAddr(), msg.dstPort());
        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(remoteEventLoopGroup).channel(NioSocketChannel.class)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override//from www  .  j ava 2  s .  com
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline pipeline = ch.pipeline();
                        pipeline.addLast(new IdleStateHandler(0, 0, 30));
                        pipeline.addLast(new IdleEventHandler());
                        pipeline.addLast(new Remote2RequestHandler(requestChannelContext.channel()));
                        pipeline.addLast(ExceptionHandler.INSTANCE);
                    }
                });
        final ChannelFuture future = bootstrap.connect(msg.dstAddr(), msg.dstPort());
        this.remoteChannel = future.channel();
        future.addListener(new ChannelFutureListener() {
            @Override
            public void operationComplete(final ChannelFuture connectFuture) throws Exception {
                if (connectFuture.isSuccess()) {
                    log.debug("Connected to remote server");
                    requestChannelContext.pipeline().addLast(new Request2RemoteHandler(remoteChannel));
                    Socks5CommandResponse response = new DefaultSocks5CommandResponse(
                            Socks5CommandStatus.SUCCESS, Socks5AddressType.IPv4);
                    //add client to dest handler to receive response
                    requestChannelContext.writeAndFlush(response);
                } else {
                    log.debug("Failed to connect to remote server");
                    Socks5CommandResponse commandResponse = new DefaultSocks5CommandResponse(
                            Socks5CommandStatus.FAILURE, Socks5AddressType.IPv4);
                    requestChannelContext.writeAndFlush(commandResponse);
                }
            }
        });
    } else {
        log.debug("Fire channel read");
        requestChannelContext.fireChannelRead(msg);
    }
}

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