static async Task RunHttpServerAsync(int port)
{
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
GCSettings.LatencyMode = GCLatencyMode.SustainedLowLatency;
}
bossGroup = new MultithreadEventLoopGroup(1);
workerGroup = new MultithreadEventLoopGroup();
try
{
var bootstrap = new ServerBootstrap();
bootstrap.Group(bossGroup, workerGroup);
bootstrap.Channel <TcpServerSocketChannel>();
bootstrap.Option(ChannelOption.SoBacklog, 8192);
bootstrap.ChildHandler(new ActionChannelInitializer <DotNetty.Transport.Channels.IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
pipeline.AddLast(new HttpServerCodec());
pipeline.AddLast(new HttpObjectAggregator(65536 * 5));
pipeline.AddLast(new HttpDecoder());
}));
bootstrapChannel = await bootstrap.BindAsync(port);
LOGGER.Info("start http server success. listener port:[{}]", port);
}
catch (Exception e)
{
throw new Exception("start http server ERROR! \n" + e.ToString());
}
}
protected override async Task DoOpenAsync()
{
_bootstrap = new Bootstrap();
_bootstrap.Channel <TcpSocketChannel>()
.Group(new MultithreadEventLoopGroup(1))
.Option(ChannelOption.SoKeepalive, true)
.Option(ChannelOption.TcpNodelay, true)
.Option(ChannelOption.ConnectTimeout, TimeSpan.FromSeconds(3))
//.Option(ChannelOption.Allocator, PooledByteBufferAllocator.Default)
.Handler(new ActionChannelInitializer <ISocketChannel>(c =>
{
var nettyClientHandler = new NettyClientHandler(Url, this);
var codec = new DubboCountCodec();
var nettyAdapter = new NettyCodecAdapter(codec, Url, this);
var pipeline = c.Pipeline;
pipeline.AddLast("decoder", nettyAdapter.GetDecoder());
pipeline.AddLast("encoder", nettyAdapter.GetEncoder());
pipeline.AddLast("handler", nettyClientHandler);
}));
try
{
_channel = await _bootstrap.ConnectAsync(Url.Ip, Url.Port);
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
}
public NettyChannel(ISerializer serializer, DotNetty.Transport.Channels.IChannel channel)
{
_serializer = serializer;
_channel = channel;
_pipeline = _channel.Pipeline;
}
static async Task RunServerAsync(int port, bool useLibuv)
{
if (useLibuv)
{
DispatcherEventLoopGroup dispatcher = new DispatcherEventLoopGroup();
bossGroup = dispatcher;
workerGroup = new WorkerEventLoopGroup(dispatcher);
}
else
{
bossGroup = new MultithreadEventLoopGroup(1);
workerGroup = new MultithreadEventLoopGroup(); //默认为CPU核数*2
}
try
{
var bootstrap = new ServerBootstrap();
bootstrap.Group(bossGroup, workerGroup);
if (useLibuv)
{
bootstrap.Channel <TcpServerChannel>();
}
else
{
bootstrap.Channel <TcpServerSocketChannel>();
}
bootstrap.Option(ChannelOption.SoBacklog, 65535)
.Option(ChannelOption.RcvbufAllocator, new AdaptiveRecvByteBufAllocator())
.Option(ChannelOption.Allocator, PooledByteBufferAllocator.Default)
.ChildOption(ChannelOption.Allocator, PooledByteBufferAllocator.Default)
.ChildOption(ChannelOption.SoKeepalive, true)
.ChildOption(ChannelOption.TcpNodelay, true)
.ChildHandler(new ActionChannelInitializer <DotNetty.Transport.Channels.IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
pipeline.AddLast("IdleChecker", new IdleStateHandler(50, 50, 0));
// 消息编码解码器 分发handler
//每个channel channelpipeline 都会new一次，即每个客户端
pipeline.AddLast(new TcpServerEncoder(), new TcpServerDecoder(), new TcpServerHandler());
}));
bootstrapChannel = await bootstrap.BindAsync(port);
LOGGER.Info("start tcp server success. listener port:[{}]", port);
}
catch (Exception e)
{
LOGGER.Error(e, e.Message);
throw new Exception("start tcp server ERROR! \n" + e.StackTrace);
}
}
protected override void Encode(IChannelHandlerContext context, object message, IByteBuffer output)
{
DotNetty.Transport.Channels.IChannel ch = context.Channel;
NettyChannel channel = NettyChannel.GetOrAddChannel(ch, _url, _handler);
try
{
//Console.WriteLine("encode:" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff"));
_codec.Encode(channel, output, message);
//Console.WriteLine("encoded:" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff"));
}
finally
{
NettyChannel.RemoveChannelIfDisconnected(ch);
}
}