Example usage for io.netty.channel ChannelInitializer ChannelInitializer

List of usage examples for io.netty.channel ChannelInitializer ChannelInitializer

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In this page you can find the example usage for io.netty.channel ChannelInitializer ChannelInitializer.

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ChannelInitializer

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Usage

From source file:com.avanza.astrix.netty.server.NettyRemotingServer.java

License:Apache License

public void start() {
    bossGroup = new NioEventLoopGroup(1);
    workerGroup = new NioEventLoopGroup();
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .option(ChannelOption.SO_REUSEADDR, false).handler(new LoggingHandler(LogLevel.INFO))
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override/*  ww w.j  ava 2  s.co  m*/
                public void initChannel(SocketChannel ch) throws Exception {
                    ChannelPipeline p = ch.pipeline();
                    p.addLast(new ObjectEncoder(), new ObjectDecoder(ClassResolvers.cacheDisabled(null)),
                            new NettyRemotingServerHandler(serviceActivator));
                }
            });

    // Bind and start to accept incoming connections. Binds to all interfaces
    // TODO: Allow specifying a bind port range. Attempt to bind to each port in range and use first successfully bound port
    ChannelFuture channel = b.bind(port);
    try {
        if (channel.await(2, TimeUnit.SECONDS)) {
            if (channel.isSuccess()) {
                port = InetSocketAddress.class.cast(channel.channel().localAddress()).getPort();
                log.info("NettyRemotingServer started listening on port={}", port);
                return;
            }
        }
    } catch (InterruptedException e) {
    }
    throw new IllegalStateException("Failed to start netty remoting server. Can't bind to port: " + port);
}

From source file:com.baidu.jprotobuf.pbrpc.management.HttpServer.java

License:Apache License

public void start(int port) {

    serverBootstrap = new ServerBootstrap();
    serverBootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override/*from  www.  j  a va 2 s.c o  m*/
                public void initChannel(SocketChannel ch) throws Exception {
                    // server??httpResponse?HttpResponseEncoder?
                    ch.pipeline().addLast(new HttpResponseEncoder());
                    // serverhttpRequest?HttpRequestDecoder?
                    ch.pipeline().addLast(new HttpRequestDecoder());
                    ch.pipeline().addLast(new HttpServerInboundHandler(rpcServer));
                }
            }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

    serverBootstrap.bind(port).addListener(new ChannelFutureListener() {

        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                channel = future.channel();
                // TODO notifyStarted();
            } else {
                // TODO notifyFailed(future.cause());
            }
        }
    });

    LOG.log(Level.INFO, "Http starting at port: " + port);
}

From source file:com.baidu.rigel.biplatform.ma.file.client.monitor.FileServerMonitor.java

License:Open Source License

/**
 * ?/*from w w w.  j  a va 2s .  c  o  m*/
 */
public void start() throws Exception {
    EventLoopGroup work = new NioEventLoopGroup();
    Bootstrap strap = new Bootstrap();
    try {
        strap.group(work).option(ChannelOption.TCP_NODELAY, true).channel(NioSocketChannel.class)
                .handler(new ChannelInitializer<NioSocketChannel>() {

                    @Override
                    protected void initChannel(NioSocketChannel chl) throws Exception {
                        // ??
                        chl.pipeline().addLast(new ObjectDecoder(1024,
                                ClassResolvers.cacheDisabled(FileServerMonitor.class.getClassLoader())));
                        chl.pipeline().addLast(new ObjectEncoder());
                        chl.pipeline().addLast(new FileServerMonitor());
                    }

                });

        ChannelFuture future = strap.connect(new InetSocketAddress(host, port));
        future.channel().closeFuture().sync();
    } finally {
        executor.execute(new Runnable() {

            @Override
            public void run() {
                try {
                    TimeUnit.SECONDS.sleep(3);
                    ChannelFuture future = strap.connect("localhost", 9090).sync();
                    future.channel().closeFuture().sync();
                } catch (InterruptedException e) {
                    logger.error(e.getMessage(), e);
                }
            }

        });
    }
}

From source file:com.baidu.rigel.biplatform.ma.file.client.service.impl.FileServerClient.java

License:Open Source License

/**
 * ?/*from  w  w  w. j ava2  s. com*/
 * 
 * @param server
 *            ??
 * @param port
 *            ??
 * @param request
 *            
 * @return 
 */
public Response doRequest(String server, int port, final Request request) {
    EventLoopGroup work = new NioEventLoopGroup(1);
    String message = null;
    try {
        final Response rs = new Response(ResponseStatus.FAIL, "failed", null);
        ChannelHandlerAdapter requestHandler = new ChannelHandlerAdapter() {

            /**
             * {@inheritDoc}
             */
            @Override
            public void channelActive(ChannelHandlerContext ctx) throws Exception {
                logger.info("successfully connect to file server");
                ctx.write(request);
                ctx.flush();
            }

            /**
             * {@inheritDoc}
             */
            @Override
            public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
                logger.info("successfuly recieve message from file server {}", msg);
                Response tmpRs = (Response) msg;
                rs.setDatas(tmpRs.getDatas());
                rs.setMessage(tmpRs.getMessage());
                rs.setStatus(tmpRs.getStatus());
                ctx.close();
            }

            /**
             * {@inheritDoc}
             */
            @Override
            public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
                ctx.flush();
            }

            /**
             * {@inheritDoc}
             */
            @Override
            public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
                logger.error(cause.getMessage());
                rs.setMessage(cause.getMessage());
                rs.setStatus(ResponseStatus.FAIL);
                ctx.close();
            }
        };
        Bootstrap strap = new Bootstrap();
        strap.group(work).option(ChannelOption.TCP_NODELAY, true).channel(NioSocketChannel.class)
                .handler(new ChannelInitializer<NioSocketChannel>() {

                    @Override
                    protected void initChannel(NioSocketChannel chl) throws Exception {
                        // ??
                        chl.pipeline().addLast(new ObjectDecoder(
                                ClassResolvers.cacheDisabled(requestHandler.getClass().getClassLoader())));
                        chl.pipeline().addLast(new ObjectEncoder());
                        chl.pipeline().addLast(requestHandler);
                    }

                });
        long begin = System.currentTimeMillis();
        logger.debug("Begin invoke do file operation request ... ...");
        ChannelFuture future = strap.connect(server, port);
        future.channel().closeFuture().sync();
        logger.debug(
                "Success execute request option cost time: " + (System.currentTimeMillis() - begin) + "ms");
        return rs;
    } catch (InterruptedException e) {
        logger.error(e.getMessage(), e);
        message = e.getMessage();
    } finally {
        work.shutdownGracefully();
    }
    Response rs = new Response(ResponseStatus.FAIL, message, null);
    return rs;
}

From source file:com.baidu.rigel.biplatform.ma.file.serv.FileServer.java

License:Open Source License

private static void startServer(String location, int port) {
    fileLocation = new FileLocation(location);
    service = new LocalFileOperationServiceImpl(fileLocation);
    EventLoopGroup bossGroup = new NioEventLoopGroup(10);
    EventLoopGroup workGroup = new NioEventLoopGroup(50);
    try {/*from w  w w .j a  v a2 s . co m*/
        ServerBootstrap strap = new ServerBootstrap();
        strap.group(bossGroup, workGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel channel) throws Exception {
                        // ??
                        channel.pipeline().addLast(new ObjectDecoder(ClassResolvers
                                .weakCachingConcurrentResolver(FileServer.class.getClassLoader())));
                        channel.pipeline().addLast(new ObjectEncoder());
                        //                        channel.pipeline().addLast("HeartBeatHandler", new HeartBeatRespHandler());
                        channel.pipeline().addLast(new FileServer());
                    }
                });
        ChannelFuture future = strap.bind(port).sync();
        LOGGER.info("start file server successfully");
        LOGGER.info("port : " + port);
        LOGGER.info("location : " + location);
        future.channel().closeFuture().sync();
    } catch (Exception e) {
        LOGGER.error(e.getMessage(), e);
        LOGGER.error("can not start file server with [port : {}] and fileLocation {{}}", port, location);
        printUsage();
        System.exit(-1);
    } finally {
        bossGroup.shutdownGracefully();
        workGroup.shutdownGracefully();
    }
}

From source file:com.baidu.rigel.biplatform.tesseract.node.service.IndexAndSearchClient.java

License:Open Source License

public IndexAndSearchClient() {
    // channelMaps = new ConcurrentHashMap<NodeAddress, Channel>();
    actionHandlerMaps = new ConcurrentHashMap<String, ChannelHandler>();
    b = new Bootstrap();
    group = new NioEventLoopGroup();
    b.group(group);//from  w ww. j  a  v  a  2 s  .co m
    b.channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true);
    b.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000);
    b.handler(new ChannelInitializer<SocketChannel>() {
        @Override
        protected void initChannel(SocketChannel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();
            pipeline.addLast("encode", new ObjectEncoder());
            pipeline.addLast("decode", new ObjectDecoder(ClassResolvers.weakCachingConcurrentResolver(null)));
            //                pipeline.addLast("frameencoder",new LengthFieldPrepender(4,false));
            //                pipeline.addLast("framedecoder",new LengthFieldBasedFrameDecoder(1024*1024*1024, 0, 4,0,4));
        }
    });

    logger.info("IndexAndSearchClient init finished");
}

From source file:com.baidu.rigel.biplatform.tesseract.node.service.IndexAndSearchServer.java

License:Open Source License

/**
 * startServer//from w  w  w . j a  v  a2 s .  c o m
 * 
 * @throws Exception
 */
protected void startServer() throws Exception {
    LOGGER.info("Index and Search server ready to start...");
    long curr = System.currentTimeMillis();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup);
        b.channel(NioServerSocketChannel.class);
        b.option(ChannelOption.SO_BACKLOG, 1000000);
        b.childHandler(new ChannelInitializer<SocketChannel>() {

            /*
             * (non-Javadoc)
             * 
             * @see
             * io.netty.channel.ChannelInitializer#initChannel(io.netty.
             * channel.Channel)
             */
            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline pipeline = ch.pipeline();
                pipeline.addLast("encode", new ObjectEncoder());
                pipeline.addLast("decode",
                        new ObjectDecoder(ClassResolvers.weakCachingConcurrentResolver(null)));
                pipeline.addLast(IndexServerHandler.getChannelHandler());
                pipeline.addLast(SearchServerHandler.getChannelHandler());
                pipeline.addLast(FileServerHandler.getChannelHandler());
            }

        });

        // ChannelFuture f = b.bind(IP, PORT).sync();
        // f.channel().closeFuture().sync();

        int currPort = NetworkUtils.getAvailablePort(this.node.getPort());

        ChannelFuture f = b.bind(IP, currPort).sync();

        if (currPort != this.node.getPort()) {
            this.node.setPort(currPort);
        }

        serverChannelFuture = f;
        LOGGER.info("Index and Search server started at Port:" + this.node.getPort());
        LOGGER.info("Index and Search server started in " + (System.currentTimeMillis() - curr) + "ms");
        this.isRunning = true;

        serverChannelFuture.channel().closeFuture().sync().channel();

    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

From source file:com.baoxue.netty.file.FileServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//w  ww  . j  ava2s  .c  om
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).childHandler(new ChannelInitializer<SocketChannel>() {
                    /*
                     * (non-Javadoc)
                     * 
                     * @see
                     * io.netty.channel.ChannelInitializer#initChannel(io
                     * .netty.channel.Channel)
                     */
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new StringEncoder(CharsetUtil.UTF_8),
                                new LineBasedFrameDecoder(1024), new StringDecoder(CharsetUtil.UTF_8),
                                new FileServerHandler());
                    }
                });
        ChannelFuture f = b.bind(port).sync();
        System.out.println("Start file server at port : " + port);
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.base.research.socket.netty.Client.java

License:Apache License

public void run() throws Exception {
    EventLoopGroup group = new NioEventLoopGroup();
    try {//  ww w  .  ja  v a  2 s .c o  m
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            public void initChannel(SocketChannel ch) throws Exception {
                // ch.pipeline().addLast(new TimeDecode());
                ch.pipeline().addLast(new TestDecode2());
                // ch.pipeline().addLast(new TestEncode());
                ch.pipeline().addLast(new TestEncode2());
                ch.pipeline().addLast(new ClientHandler());
            }
        });

        // Make the connection attempt.
        ChannelFuture f = b.connect(host, port).sync();

        // Wait until the connection is closed.
        f.channel().closeFuture().sync();
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.base.research.socket.netty.Server.java

License:Apache License

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from  w  w w. ja v  a  2 s  .co  m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        // ch.pipeline().addLast(new TimeDecode());
                        ch.pipeline().addLast(new TestDecode2());
                        // ch.pipeline().addLast(new TestEncode());
                        ch.pipeline().addLast(new TestEncode2());
                        ch.pipeline().addLast(new ServerHandler());
                    }
                });

        // 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();
    }
}