use of org.apache.flink.shaded.netty4.io.netty.channel.socket.SocketChannel in project angel by Tencent.
the class MatrixTransportServer method start.
public void start() {
Configuration conf = context.getConf();
int workerNum = conf.getInt(AngelConf.ANGEL_NETTY_MATRIXTRANSFER_SERVER_EVENTGROUP_THREADNUM, AngelConf.DEFAULT_ANGEL_NETTY_MATRIXTRANSFER_SERVER_EVENTGROUP_THREADNUM);
int sendBuffSize = conf.getInt(AngelConf.ANGEL_NETTY_MATRIXTRANSFER_SERVER_SNDBUF, AngelConf.DEFAULT_ANGEL_NETTY_MATRIXTRANSFER_SERVER_SNDBUF);
int recvBuffSize = conf.getInt(AngelConf.ANGEL_NETTY_MATRIXTRANSFER_SERVER_RCVBUF, AngelConf.DEFAULT_ANGEL_NETTY_MATRIXTRANSFER_SERVER_RCVBUF);
final int maxMessageSize = conf.getInt(AngelConf.ANGEL_NETTY_MATRIXTRANSFER_MAX_MESSAGE_SIZE, AngelConf.DEFAULT_ANGEL_NETTY_MATRIXTRANSFER_MAX_MESSAGE_SIZE);
bossGroup = new NioEventLoopGroup(1);
workerGroup = new NioEventLoopGroup(workerNum);
((NioEventLoopGroup) workerGroup).setIoRatio(70);
ServerBootstrap b = new ServerBootstrap();
b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).option(ChannelOption.SO_SNDBUF, sendBuffSize).option(ChannelOption.SO_RCVBUF, recvBuffSize).childHandler(new ChannelInitializer<SocketChannel>() {
@Override
public void initChannel(SocketChannel ch) throws Exception {
ChannelPipeline p = ch.pipeline();
p.addLast(new LengthFieldBasedFrameDecoder(maxMessageSize, 0, 4, 0, 4));
p.addLast(new LengthFieldPrepender(4));
p.addLast(new MatrixTransportServerHandler(context));
}
});
channelFuture = b.bind(port);
}
use of org.apache.flink.shaded.netty4.io.netty.channel.socket.SocketChannel in project java-in-action by xinghalo.
the class EchoClient method start.
public void start() throws Exception {
EventLoopGroup group = new NioEventLoopGroup();
try {
Bootstrap b = new Bootstrap();
b.group(group).channel(NioSocketChannel.class).remoteAddress(new InetSocketAddress(host, port)).handler(new ChannelInitializer<SocketChannel>() {
@Override
protected void initChannel(SocketChannel socketChannel) throws Exception {
socketChannel.pipeline().addLast(new EchoClientHandler());
}
});
ChannelFuture f = b.connect().sync();
f.channel().closeFuture().sync();
} finally {
group.shutdownGracefully().sync();
}
}
use of org.apache.flink.shaded.netty4.io.netty.channel.socket.SocketChannel in project java-in-action by xinghalo.
the class EchoServer method start.
public void start() throws Exception {
final EchoServerHandler serverHandler = new EchoServerHandler();
EventLoopGroup group = new NioEventLoopGroup();
try {
ServerBootstrap b = new ServerBootstrap();
b.group(group).channel(NioServerSocketChannel.class).localAddress(new InetSocketAddress(port)).childHandler(new ChannelInitializer<SocketChannel>() {
@Override
protected void initChannel(SocketChannel socketChannel) throws Exception {
socketChannel.pipeline().addLast(serverHandler);
}
});
ChannelFuture f = b.bind().sync();
f.channel().closeFuture().sync();
} finally {
group.shutdownGracefully().sync();
}
}
use of org.apache.flink.shaded.netty4.io.netty.channel.socket.SocketChannel in project java-in-action by xinghalo.
the class NettyNioServer method serve.
public void serve(int port) throws InterruptedException {
final ByteBuf buffer = Unpooled.unreleasableBuffer(Unpooled.copiedBuffer("Hi\r\n", Charset.forName("UTF-8")));
EventLoopGroup bossGroup = new NioEventLoopGroup(1);
EventLoopGroup workerGroup = new NioEventLoopGroup();
try {
ServerBootstrap b = new ServerBootstrap();
b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).handler(new SimpleServerHandler()).localAddress(new InetSocketAddress(port)).childHandler(new ChannelInitializer<SocketChannel>() {
@Override
protected void initChannel(SocketChannel socketChannel) throws Exception {
socketChannel.pipeline().addLast(new ChannelInboundHandlerAdapter() {
@Override
public void channelActive(ChannelHandlerContext ctx) throws Exception {
ctx.writeAndFlush(buffer.duplicate()).addListener(ChannelFutureListener.CLOSE);
}
});
}
});
ChannelFuture f = b.bind().sync();
f.channel().closeFuture().sync();
} finally {
bossGroup.shutdownGracefully().sync();
workerGroup.shutdownGracefully().sync();
}
}
use of org.apache.flink.shaded.netty4.io.netty.channel.socket.SocketChannel in project java-in-action by xinghalo.
the class NettyOioServer method serve.
public void serve(int port) throws InterruptedException {
final ByteBuf buf = Unpooled.unreleasableBuffer(Unpooled.copiedBuffer("Hi\r\b", Charset.forName("UTF-8")));
// 创建Boss线程组
EventLoopGroup bossGroup = new OioEventLoopGroup(1);
// 创建Worker线程组,默认线程数量与CPU的核的数量有关系
EventLoopGroup workerGroup = new OioEventLoopGroup();
try {
// 创建BootstrapServer
ServerBootstrap b = new ServerBootstrap();
// 配置boss和worker
b.group(bossGroup, workerGroup).channel(// 使用阻塞的SocketChannel
OioServerSocketChannel.class).localAddress(// 绑定端口号
new InetSocketAddress(port)).handler(// 定义服务器启动的时候经过的状态
new SimpleServerHandler()).childHandler(new ChannelInitializer<SocketChannel>() {
@Override
protected void initChannel(SocketChannel socketChannel) throws Exception {
// 定义worker接收到数据的时候都干嘛
socketChannel.pipeline().addLast(new ChannelInboundHandlerAdapter() {
@Override
public void channelActive(ChannelHandlerContext ctx) throws Exception {
ctx.writeAndFlush(buf.duplicate()).addListener(ChannelFutureListener.CLOSE);
}
});
}
});
// 绑定服务器并接收连接
ChannelFuture f = b.bind().sync();
// 等待服务器关闭socket
f.channel().closeFuture().sync();
} catch (InterruptedException e) {
e.printStackTrace();
} finally {
bossGroup.shutdownGracefully().sync();
workerGroup.shutdownGracefully().sync();
}
}
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