Examples with ChannelPipeline io.netty.channel.ChannelPipeline used on opensource projects

Example 26 with ChannelPipeline

use of io.netty.channel.ChannelPipeline in project netty by netty.

the class SocksPortUnificationServerHandler method decode.

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception {
    final int readerIndex = in.readerIndex();
    if (in.writerIndex() == readerIndex) {
        return;
    }
    ChannelPipeline p = ctx.pipeline();
    final byte versionVal = in.getByte(readerIndex);
    SocksVersion version = SocksVersion.valueOf(versionVal);
    switch(version) {
        case SOCKS4a:
            logKnownVersion(ctx, version);
            p.addAfter(ctx.name(), null, Socks4ServerEncoder.INSTANCE);
            p.addAfter(ctx.name(), null, new Socks4ServerDecoder());
            break;
        case SOCKS5:
            logKnownVersion(ctx, version);
            p.addAfter(ctx.name(), null, socks5encoder);
            p.addAfter(ctx.name(), null, new Socks5InitialRequestDecoder());
            break;
        default:
            logUnknownVersion(ctx, versionVal);
            in.skipBytes(in.readableBytes());
            ctx.close();
            return;
    }
    p.remove(this);
}

Example 27 with ChannelPipeline

use of io.netty.channel.ChannelPipeline in project netty by netty.

the class FileServer method main.

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    } else {
        sslCtx = null;
    }
    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO)).childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            public void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline p = ch.pipeline();
                if (sslCtx != null) {
                    p.addLast(sslCtx.newHandler(ch.alloc()));
                }
                p.addLast(new StringEncoder(CharsetUtil.UTF_8), new LineBasedFrameDecoder(8192), new StringDecoder(CharsetUtil.UTF_8), new ChunkedWriteHandler(), new FileServerHandler());
            }
        });
        // Start the server.
        ChannelFuture f = b.bind(PORT).sync();
        // Wait until the server socket is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

Example 28 with ChannelPipeline

use of io.netty.channel.ChannelPipeline in project netty by netty.

the class HttpCorsServerInitializer method initChannel.

@Override
public void initChannel(SocketChannel ch) {
    CorsConfig corsConfig = CorsConfigBuilder.forAnyOrigin().allowNullOrigin().allowCredentials().build();
    ChannelPipeline pipeline = ch.pipeline();
    if (sslCtx != null) {
        pipeline.addLast(sslCtx.newHandler(ch.alloc()));
    }
    pipeline.addLast(new HttpResponseEncoder());
    pipeline.addLast(new HttpRequestDecoder());
    pipeline.addLast(new HttpObjectAggregator(65536));
    pipeline.addLast(new ChunkedWriteHandler());
    pipeline.addLast(new CorsHandler(corsConfig));
    pipeline.addLast(new OkResponseHandler());
}

Example 29 with ChannelPipeline

use of io.netty.channel.ChannelPipeline in project netty by netty.

the class DiscardClient method main.

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline p = ch.pipeline();
                if (sslCtx != null) {
                    p.addLast(sslCtx.newHandler(ch.alloc(), HOST, PORT));
                }
                p.addLast(new DiscardClientHandler());
            }
        });
        // Make the connection attempt.
        ChannelFuture f = b.connect(HOST, PORT).sync();
        // Wait until the connection is closed.
        f.channel().closeFuture().sync();
    } finally {
        group.shutdownGracefully();
    }
}

Example 30 with ChannelPipeline

use of io.netty.channel.ChannelPipeline in project netty by netty.

the class DiscardServer method main.

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    } else {
        sslCtx = null;
    }
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).handler(new LoggingHandler(LogLevel.INFO)).childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            public void initChannel(SocketChannel ch) {
                ChannelPipeline p = ch.pipeline();
                if (sslCtx != null) {
                    p.addLast(sslCtx.newHandler(ch.alloc()));
                }
                p.addLast(new DiscardServerHandler());
            }
        });
        // Bind and start to accept incoming connections.
        ChannelFuture f = b.bind(PORT).sync();
        // Wait until the server socket is closed.
        // In this example, this does not happen, but you can do that to gracefully
        // shut down your server.
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}