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

Example 1 with MultithreadEventLoopGroup

use of io.netty.channel.MultithreadEventLoopGroup in project herddb by diennea.

the class NettyConnector method connect.

public static NettyChannel connect(String host, int port, boolean ssl, int connectTimeout, int socketTimeout, ChannelEventListener receiver, final ExecutorService callbackExecutor, final MultithreadEventLoopGroup networkGroup, final DefaultEventLoopGroup localEventsGroup) throws IOException {
    try {
        final SslContext sslCtx = !ssl ? null : SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
        Class<? extends Channel> channelType;
        InetSocketAddress inet = new InetSocketAddress(host, port);
        SocketAddress address;
        String hostAddress = NetworkUtils.getAddress(inet);
        MultithreadEventLoopGroup group;
        if (LocalServerRegistry.isLocalServer(hostAddress, port, ssl)) {
            channelType = LocalChannel.class;
            address = new LocalAddress(hostAddress + ":" + port + ":" + ssl);
            group = localEventsGroup;
        } else {
            channelType = networkGroup instanceof EpollEventLoopGroup ? EpollSocketChannel.class : NioSocketChannel.class;
            address = inet;
            group = networkGroup;
        }
        Bootstrap b = new Bootstrap();
        AtomicReference<NettyChannel> result = new AtomicReference<>();
        b.group(group).channel(channelType).option(ChannelOption.CONNECT_TIMEOUT_MILLIS, connectTimeout).handler(new ChannelInitializer<Channel>() {

            @Override
            public void initChannel(Channel ch) throws Exception {
                NettyChannel channel = new NettyChannel(host + ":" + port, ch, callbackExecutor);
                result.set(channel);
                channel.setMessagesReceiver(receiver);
                if (ssl) {
                    ch.pipeline().addLast(sslCtx.newHandler(ch.alloc(), host, port));
                }
                if (socketTimeout > 0) {
                    ch.pipeline().addLast("readTimeoutHandler", new ReadTimeoutHandler(socketTimeout));
                }
                ch.pipeline().addLast("lengthprepender", new LengthFieldPrepender(4));
                ch.pipeline().addLast("lengthbaseddecoder", new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4));
                // 
                ch.pipeline().addLast("messageencoder", new DataMessageEncoder());
                ch.pipeline().addLast("messagedecoder", new DataMessageDecoder());
                ch.pipeline().addLast(new InboundMessageHandler(channel));
            }
        });
        LOGGER.log(Level.FINE, "connecting to {0}:{1} ssl={2} address={3}", new Object[] { host, port, ssl, address });
        b.connect(address).sync();
        return result.get();
    } catch (InterruptedException ex) {
        throw new IOException(ex);
    }
}

Example 2 with MultithreadEventLoopGroup

use of io.netty.channel.MultithreadEventLoopGroup in project herddb by diennea.

the class NettyConnector method createNettyChannel.

private static herddb.network.Channel createNettyChannel(SocketAddress address, String host, int port, boolean ssl, int connectTimeout, int socketTimeout, ChannelEventListener receiver, final ExecutorService callbackExecutor, final MultithreadEventLoopGroup networkGroup) throws IOException, SSLException, InterruptedException {
    if (networkGroup == null) {
        throw new IOException("Connection using network is disabled, cannot connect to " + host + ":" + port);
    }
    Class<? extends Channel> channelType;
    MultithreadEventLoopGroup group = networkGroup;
    final SslContext sslCtx = !ssl ? null : SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    Bootstrap b = new Bootstrap();
    AtomicReference<NettyChannel> result = new AtomicReference<>();
    channelType = detectChannelType(networkGroup);
    b.group(group).channel(channelType).option(ChannelOption.CONNECT_TIMEOUT_MILLIS, connectTimeout).handler(new ChannelInitializer<Channel>() {

        @Override
        public void initChannel(Channel ch) throws Exception {
            try {
                NettyChannel channel = new NettyChannel(host + ":" + port, ch, callbackExecutor);
                result.set(channel);
                channel.setMessagesReceiver(receiver);
                if (ssl) {
                    ch.pipeline().addLast(sslCtx.newHandler(ch.alloc(), host, port));
                }
                if (socketTimeout > 0) {
                    ch.pipeline().addLast("readTimeoutHandler", new ReadTimeoutHandler(socketTimeout));
                }
                ch.pipeline().addLast("lengthprepender", new LengthFieldPrepender(4));
                ch.pipeline().addLast("lengthbaseddecoder", new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4));
                // 
                ch.pipeline().addLast("messagedecoder", new ProtocolMessageDecoder());
                ch.pipeline().addLast(new ClientInboundMessageHandler(channel));
            } catch (Throwable t) {
                LOGGER.log(Level.SEVERE, "error connecting", t);
                ch.close();
            }
        }
    });
    LOGGER.log(Level.FINE, "connecting to {0}:{1} ssl={2} address={3}", new Object[] { host, port, ssl, address });
    b.connect(address).sync();
    NettyChannel nettyChannel = result.get();
    if (!nettyChannel.isValid()) {
        throw new IOException("returned channel is not valid");
    }
    return nettyChannel;
}