public async Task StartAsync()
{
try
{
var bootstrap = new DotNetty.Transport.Bootstrapping.ServerBootstrap();
if (UraganoOptions.DotNetty_Enable_Libuv.Value)
{
var dispatcher = new DispatcherEventLoopGroup();
BossGroup = dispatcher;
WorkerGroup = new WorkerEventLoopGroup(dispatcher);
bootstrap.Channel <TcpServerChannel>();
}
else
{
BossGroup = new MultithreadEventLoopGroup(1);
WorkerGroup = new MultithreadEventLoopGroup(UraganoOptions.DotNetty_Event_Loop_Count.Value);
bootstrap.Channel <TcpServerSocketChannel>();
}
bootstrap
.Group(BossGroup, WorkerGroup)
.Option(ChannelOption.SoBacklog, UraganoOptions.Server_DotNetty_Channel_SoBacklog.Value)
.ChildOption(ChannelOption.Allocator, PooledByteBufferAllocator.Default)
.ChildOption(ChannelOption.ConnectTimeout, UraganoOptions.DotNetty_Connect_Timeout.Value)
.ChildHandler(new ActionChannelInitializer <IChannel>(channel =>
{
var pipeline = channel.Pipeline;
if (ServerSettings.X509Certificate2 != null)
{
pipeline.AddLast(TlsHandler.Server(ServerSettings.X509Certificate2));
}
//pipeline.AddLast(new LoggingHandler("SRV-CONN"));
pipeline.AddLast(new LengthFieldPrepender(4));
pipeline.AddLast(new LengthFieldBasedFrameDecoder(int.MaxValue, 0, 4, 0, 4));
pipeline.AddLast(new MessageDecoder <IInvokeMessage>(Codec));
pipeline.AddLast(new MessageEncoder <IServiceResult>(Codec));
pipeline.AddLast(new ServerMessageHandler(ServiceFactory, ServiceProvider, Logger, Codec, ServerSettings));
}));
EndPoint endPoint;
if (IPAddress.TryParse(ServerSettings.Address, out var iPAddress))
{
endPoint = new IPEndPoint(iPAddress, ServerSettings.Port);
}
else
{
endPoint = new DnsEndPoint(ServerSettings.Address, ServerSettings.Port);
}
Channel = await bootstrap.BindAsync(endPoint);
Logger.LogInformation($"Uragano server listening {ServerSettings}");
}
catch (Exception e)
{
Logger.LogError(e, $"Start server[{ServerSettings}] failed!");
}
}
static async Task RunServer()
{
//定义一个NIO的Selecter，这里叫住Group。全局控制。
var bossGroup = new DotNetty.Transport.Channels.MultithreadEventLoopGroup(1);
var workerGroup = new DotNetty.Transport.Channels.MultithreadEventLoopGroup();
try
{
var bootstrap = new DotNetty.Transport.Bootstrapping.ServerBootstrap();//服务启动器
bootstrap.Group(bossGroup, workerGroup);
bootstrap.Channel <DotNetty.Transport.Channels.Sockets.TcpServerSocketChannel>();
bootstrap.Option(DotNetty.Transport.Channels.ChannelOption.SoBacklog, 100);//接受的客户端最大连接数
bootstrap.ChildHandler(new DotNetty.Transport.Channels.ActionChannelInitializer <DotNetty.Transport.Channels.Sockets.ISocketChannel>(channel =>
{
DotNetty.Transport.Channels.IChannelPipeline pipeline = channel.Pipeline;
pipeline.AddLast(new MessageHandler());
}));
var bootstrapChannel = await bootstrap.BindAsync(8007);
Console.WriteLine("Service has been runing .... press Enter to stop. enput message boardcast...");
while (true)
{
var line = Console.ReadLine();
if (line == "exit")
{
await bootstrapChannel.CloseAsync();
break;
}
MessageHandler.ClientList.ForEach(ch => ch.WriteAndFlushAsync(DotNetty.Buffers.Unpooled.WrappedBuffer(Encoding.UTF8.GetBytes(line))));
}
}
finally
{
Task.WaitAll(bossGroup.ShutdownGracefullyAsync(), workerGroup.ShutdownGracefullyAsync());
}
}
