static async Task RunServerAsync()
{
ExampleHelper.SetConsoleLogger();
var group = new MultithreadEventLoopGroup();
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Channel <SocketDatagramChannel>()
.Option(ChannelOption.SoBroadcast, true)
.Handler(new LoggingHandler("SRV-LSTN"))
.Handler(new ActionChannelInitializer <ISocketChannel>(channel =>
{
channel.Pipeline.AddLast("Quote", new QuoteOfTheMomentServerHandler());
}));
IChannel boundChannel = await bootstrap.BindAsync(ServerSettings.Port);
Console.WriteLine("Press any key to terminate the server.");
Console.ReadLine();
await boundChannel.CloseAsync();
}
finally
{
await group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1));
}
}
static async Task RunServerAsync()
{
//设置输出日志到Console
ExampleHelper.SetConsoleLogger();
// 主工作线程组，设置为1个线程
var bossGroup = new MultithreadEventLoopGroup(1);
// 工作线程组，默认为内核数*2的线程数
var workerGroup = new MultithreadEventLoopGroup();
X509Certificate2 tlsCertificate = null;
if (ServerSettings.IsSsl) //如果使用加密通道
{
tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
}
try
{
//声明一个服务端Bootstrap，每个Netty服务端程序，都由ServerBootstrap控制，
//通过链式的方式组装需要的参数
var bootstrap = new ServerBootstrap();
bootstrap
.Group(bossGroup, workerGroup) // 设置主和工作线程组
.Channel <TcpServerSocketChannel>() // 设置通道模式为TcpSocket
.Option(ChannelOption.SoBacklog, 100) // 设置网络IO参数等，这里可以设置很多参数，当然你对网络调优和参数设置非常了解的话，你可以设置，或者就用默认参数吧
.Handler(new LoggingHandler("SRV-LSTN")) //在主线程组上设置一个打印日志的处理器
.ChildHandler(new ActionChannelInitializer <ISocketChannel>(channel =>
{ //工作线程连接器 是设置了一个管道，服务端主线程所有接收到的信息都会通过这个管道一层层往下传输
//同时所有出栈的消息 也要这个管道的所有处理器进行一步步处理
IChannelPipeline pipeline = channel.Pipeline;
if (tlsCertificate != null) //Tls的加解密
{
pipeline.AddLast("tls", TlsHandler.Server(tlsCertificate));
}
//日志拦截器
pipeline.AddLast(new LoggingHandler("SRV-CONN"));
//出栈消息，通过这个handler 在消息顶部加上消息的长度
pipeline.AddLast("framing-enc", new LengthFieldPrepender(2));
//入栈消息通过该Handler,解析消息的包长信息，并将正确的消息体发送给下一个处理Handler，该类比较常用，后面单独说明
pipeline.AddLast("framing-dec", new LengthFieldBasedFrameDecoder(ushort.MaxValue, 0, 2, 0, 2));
//业务handler ，这里是实际处理Echo业务的Handler
pipeline.AddLast("echo", new EchoServerHandler());
}));
// bootstrap绑定到指定端口的行为 就是服务端启动服务，同样的Serverbootstrap可以bind到多个端口
IChannel boundChannel = await bootstrap.BindAsync(ServerSettings.Port);
Console.ReadLine();
//关闭服务
await boundChannel.CloseAsync();
}
finally
{
//释放工作组线程
await Task.WhenAll(
bossGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)),
workerGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)));
}
}
static async Task RunClientAsync()
{
ExampleHelper.SetConsoleLogger();
var group = new MultithreadEventLoopGroup();
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Channel <TcpSocketChannel>()
.Option(ChannelOption.TcpNodelay, true)
.Handler(
new ActionChannelInitializer <ISocketChannel>(
channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
pipeline.AddLast(new LoggingHandler());
pipeline.AddLast("framing-enc", new LengthFieldPrepender(2));
pipeline.AddLast("framing-dec", new LengthFieldBasedFrameDecoder(ushort.MaxValue, 0, 2, 0, 2));
pipeline.AddLast("echo", new EchoClientHandler());
}));
IChannel clientChannel = await bootstrap.ConnectAsync(new IPEndPoint(ClientSettings.Host, ClientSettings.Port));
// 建立死循环，类同于While(true)
for (; ;) // (4)
{
Console.WriteLine("input you data:");
// 根据设置建立缓存区大小
IByteBuffer initialMessage = Unpooled.Buffer(ClientSettings.Size); // （1）
string r = Console.ReadLine();
// 将数据流写入缓冲区
initialMessage.WriteBytes(Encoding.UTF8.GetBytes(r ?? throw new InvalidOperationException())); // (2)
// 将缓冲区数据流写入到管道中
await clientChannel.WriteAndFlushAsync(initialMessage); // (3)
if (r.Contains("bye"))
{
break;
}
}
Console.WriteLine("byebye");
await clientChannel.CloseAsync();
}
finally
{
await group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1));
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
var group = new MultithreadEventLoopGroup();
X509Certificate2 cert = null;
string targetHost = null;
if (Examples.Common.ClientSettings.IsSsl)
{
cert = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
targetHost = cert.GetNameInfo(X509NameType.DnsName, false);
}
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Channel <TcpSocketChannel>()
.Option(ChannelOption.TcpNodelay, true)
.Handler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (cert != null)
{
pipeline.AddLast(new TlsHandler(stream => new SslStream(stream, true, (sender, certificate, chain, errors) => true), new ClientTlsSettings(targetHost)));
}
pipeline.AddLast(new LoggingHandler("CONN"));
pipeline.AddLast(new BigIntegerDecoder());
pipeline.AddLast(new NumberEncoder());
pipeline.AddLast(new FactorialClientHandler());
}));
IChannel bootstrapChannel = await bootstrap.ConnectAsync(new IPEndPoint(Examples.Common.ClientSettings.Host, Examples.Common.ClientSettings.Port));
// Get the handler instance to retrieve the answer.
var handler = (FactorialClientHandler)bootstrapChannel.Pipeline.Last();
// Print out the answer.
Console.WriteLine($"Factorial of {ClientSettings.Count} is: {handler.GetFactorial()}");
Console.ReadLine();
await bootstrapChannel.CloseAsync();
}
finally
{
group.ShutdownGracefullyAsync().Wait(1000);
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
var bossGroup = new MultithreadEventLoopGroup(1);
var workerGroup = new MultithreadEventLoopGroup();
var stringEncoder = new StringEncoder();
var stringDecoder = new StringDecoder();
var serverHandler = new SecureChatServerHandler();
X509Certificate2 tlsCertificate = null;
if (ServerSettings.IsSsl)
{
tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
}
try
{
var bootstrap = new ServerBootstrap();
bootstrap
.Group(bossGroup, workerGroup)
.Channel <TcpServerSocketChannel>()
.Option(ChannelOption.SoBacklog, 100)
.Handler(new LoggingHandler("LSTN"))
.ChildHandler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (tlsCertificate != null)
{
pipeline.AddLast(TlsHandler.Server(tlsCertificate));
}
pipeline.AddLast(new LoggingHandler("CONN"));
pipeline.AddLast(new DelimiterBasedFrameDecoder(8192, Delimiters.LineDelimiter()));
pipeline.AddLast(stringEncoder, stringDecoder, serverHandler);
}));
IChannel bootstrapChannel = await bootstrap.BindAsync(ServerSettings.Port);
Console.ReadLine();
await bootstrapChannel.CloseAsync();
}
finally
{
Task.WaitAll(bossGroup.ShutdownGracefullyAsync(), workerGroup.ShutdownGracefullyAsync());
}
}
static async Task RunServerAsync()
{
ExampleHelper.SetConsoleLogger();
var bossGroup = new MultithreadEventLoopGroup(1);
var workerGroup = new MultithreadEventLoopGroup();
X509Certificate2 tlsCertificate = null;
if (ServerSettings.IsSsl)
{
//tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
}
try
{
var bootstrap = new ServerBootstrap();
bootstrap.Group(bossGroup, workerGroup);
bootstrap.Channel <TcpServerSocketChannel>();
bootstrap.Option(ChannelOption.SoBacklog, 100);
bootstrap.Handler(new LoggingHandler("SRV-LSTN"));
bootstrap.ChildHandler(new ActionChannelInitializer <ISocketChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (tlsCertificate != null)
{
pipeline.AddLast("tls", TlsHandler.Server(tlsCertificate));
}
//pipeline.AddLast(new LoggingHandler("SRV-CONN"));
// pipeline.AddLast("framing-enc", new LengthFieldPrepender(2));
// pipeline.AddLast("framing-dec", new LengthFieldBasedFrameDecoder(ushort.MaxValue, 0, 2, 0, 2));
pipeline.AddLast("echo", new EchoServerHandler());
pipeline.AddLast("User", new UserHandler());
// Action<string> messageTarget = ShowMessage;
}));
IChannel boundChannel = await bootstrap.BindAsync(ServerSettings.Port);
Console.ReadLine();
await boundChannel.CloseAsync();
}
finally
{
await Task.WhenAll(
bossGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)),
workerGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)));
}
}
static async Task RunClientAsync()
{
ExampleHelper.SetConsoleLogger();
var group = new MultithreadEventLoopGroup();
X509Certificate2 cert = null;
string targetHost = null;
if (ClientSettings.IsSsl)
{
cert = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
targetHost = cert.GetNameInfo(X509NameType.DnsName, false);
}
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Channel <TcpSocketChannel>()
.Option(ChannelOption.TcpNodelay, true)
.Handler(new ActionChannelInitializer <ISocketChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (cert != null)
{
//Netty支持Tls加密传输，TlsHandler类可以在开发人员无须关心加密传输时字节码的变化，只关心自己的业务代码即可。在管道处理的第一个配置该类即可
pipeline.AddLast("tls", new TlsHandler(stream => new SslStream(stream, true, (sender, certificate, chain, errors) => true), new ClientTlsSettings(targetHost)));
}
pipeline.AddLast(new LoggingHandler());
//LengthFieldPrepender 会在实际发送前在将数据的长度放置在数据前，本例中使用2个字节来存储数据的长度。
pipeline.AddLast("framing-enc", new LengthFieldPrepender(2));
//LengthFieldBasedFrameDecoder 比较常用，会在解码前用于解析数据，用于读取数据包的头信息，特别是包长，并等待数据达到包长后再交由下一个handler处理。 参数说明 以下是Amp协议的参数值，并注释了意义
pipeline.AddLast("framing-dec", new LengthFieldBasedFrameDecoder(ushort.MaxValue, 0, 2, 0, 2));
pipeline.AddLast("echo", new EchoClientHandler());
}));
IChannel clientChannel = await bootstrap.ConnectAsync(new IPEndPoint(ClientSettings.Host, ClientSettings.Port));
Console.ReadLine();
await clientChannel.CloseAsync();
}
finally
{
await group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1));
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
var group = new MultithreadEventLoopGroup();
X509Certificate2 cert = null;
string targetHost = null;
if (ClientSettings.IsSsl)
{
cert = new X509Certificate2("dotnetty.com.pfx", "password");
targetHost = cert.GetNameInfo(X509NameType.DnsName, false);
}
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Channel <TcpSocketChannel>()
.Option(ChannelOption.TcpNodelay, true)
.Handler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (cert != null)
{
pipeline.AddLast("tls", new TlsHandler(stream => new SslStream(stream, true, (sender, certificate, chain, errors) => true), new ClientTlsSettings(targetHost)));
}
pipeline.AddLast(new LoggingHandler());
pipeline.AddLast("framing-enc", new LengthFieldPrepender2(2));
pipeline.AddLast("framing-dec", new LengthFieldBasedFrameDecoder2(ushort.MaxValue, 0, 2, 0, 2));
pipeline.AddLast("echo", new EchoClientHandler());
}));
IChannel clientChannel = await bootstrap.ConnectAsync(new IPEndPoint(ClientSettings.Host, ClientSettings.Port));
Console.ReadLine();
await clientChannel.CloseAsync();
}
finally
{
await group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1));
}
}
static async Task RunServerAsync()
{
ExampleHelper.SetConsoleLogger();
var bossGroup = new MultithreadEventLoopGroup(1);
var workerGroup = new MultithreadEventLoopGroup();
X509Certificate2 tlsCertificate = null;
if (ServerSettings.IsSsl)
{
tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "shared\\dotnetty.com.pfx"), "password");
}
try
{
var bootstrap = new ServerBootstrap();
bootstrap
.Group(bossGroup, workerGroup)
.Channel <TcpServerSocketChannel>()
.Option(ChannelOption.SoBacklog, 100)
.Handler(new LoggingHandler("LSTN"))
.ChildHandler(new ActionChannelInitializer <ISocketChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (tlsCertificate != null)
{
pipeline.AddLast(TlsHandler.Server(tlsCertificate));
}
pipeline.AddLast(new LoggingHandler("CONN"));
pipeline.AddLast(new ProtobufVarint32FrameDecoder());
pipeline.AddLast(new ProtobufDecoder(Packet.DefaultInstance, RegistyExtensions()));
pipeline.AddLast(new ProtobufVarint32LengthFieldPrepender());
pipeline.AddLast(new ProtobufEncoder());
pipeline.AddLast(new RocketServerlHandler());
}));
IChannel bootstrapChannel = await bootstrap.BindAsync(ServerSettings.Port);
Console.ReadLine();
await bootstrapChannel.CloseAsync();
}
finally
{
Task.WaitAll(bossGroup.ShutdownGracefullyAsync(), workerGroup.ShutdownGracefullyAsync());
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
var group = new MultithreadEventLoopGroup();
X509Certificate2 cert = null;
string targetHost = null;
if (ClientSettings.IsSsl)
{
cert = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
targetHost = cert.GetNameInfo(X509NameType.DnsName, false);
}
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Channel <TcpSocketChannel>()
.Option(ChannelOption.TcpNodelay, true)
.Handler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (cert != null)
{
pipeline.AddLast(new TlsHandler(stream => new SslStream(stream, true, (sender, certificate, chain, errors) => true), new ClientTlsSettings(targetHost)));
}
pipeline.AddLast(new LoggingHandler());
pipeline.AddLast(new DiscardClientHandler());
}));
IChannel bootstrapChannel = await bootstrap.ConnectAsync(new IPEndPoint(ClientSettings.Host, ClientSettings.Port));
Console.ReadLine();
await bootstrapChannel.CloseAsync();
}
finally
{
group.ShutdownGracefullyAsync().Wait(1000);
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
var group = new MultithreadEventLoopGroup();
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Channel <SocketDatagramChannel>()
.Option(ChannelOption.SoBroadcast, true)
.Handler(new ActionChannelInitializer <IChannel>(channel =>
{
channel.Pipeline.AddLast(new LoggingHandler("CONN"));
channel.Pipeline.AddLast("Quote", new QuoteOfTheMomentClientHandler());
}));
IChannel clientChannel = await bootstrap.BindAsync(IPEndPoint.MinPort);
Console.WriteLine("Sending broadcast QOTM");
// Broadcast the QOTM request to port.
byte[] bytes = Encoding.UTF8.GetBytes("QOTM?");
IByteBuffer buffer = Unpooled.WrappedBuffer(bytes);
await clientChannel.WriteAndFlushAsync(
new DatagramPacket(
buffer,
new IPEndPoint(IPAddress.Broadcast, ClientSettings.Port)));
Console.WriteLine("Waiting for response.");
await Task.Delay(5000);
Console.WriteLine("Waiting for response time 5000 completed. Closing client channel.");
await clientChannel.CloseAsync();
}
finally
{
await group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1));
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
Console.WriteLine(
$"\n{RuntimeInformation.OSArchitecture} {RuntimeInformation.OSDescription}"
+ $"\n{RuntimeInformation.ProcessArchitecture} {RuntimeInformation.FrameworkDescription}"
+ $"\nProcessor Count : {Environment.ProcessorCount}\n");
bool useLibuv = ServerSettings.UseLibuv;
Console.WriteLine("Transport type : " + (useLibuv ? "Libuv" : "Socket"));
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
GCSettings.LatencyMode = GCLatencyMode.SustainedLowLatency;
}
Console.WriteLine($"Server garbage collection : {(GCSettings.IsServerGC ? "Enabled" : "Disabled")}");
Console.WriteLine($"Current latency mode for garbage collection: {GCSettings.LatencyMode}");
Console.WriteLine("\n");
IEventLoopGroup bossGroup;
IEventLoopGroup workGroup;
IEventLoopGroup bossGroup2 = null;
IEventLoopGroup workGroup2 = null;
if (useLibuv)
{
var dispatcher = new DispatcherEventLoopGroup();
bossGroup = dispatcher;
workGroup = new WorkerEventLoopGroup(dispatcher);
dispatcher = new DispatcherEventLoopGroup();
bossGroup2 = dispatcher;
workGroup2 = new WorkerEventLoopGroup(dispatcher);
}
else
{
bossGroup = new MultithreadEventLoopGroup(1);
workGroup = new MultithreadEventLoopGroup();
}
IChannel http2Channel = null;
IChannel httpChannel = null;
try
{
Http2Server http2 = useLibuv ? new Http2Server(bossGroup2, workGroup2) : new Http2Server(bossGroup, workGroup);
http2Channel = await http2.StartAsync();
Console.WriteLine("Open your web browser and navigate to " + "http://127.0.0.1:" + HttpServer.PORT);
HttpServer http = new HttpServer(bossGroup, workGroup);
httpChannel = await http.StartAsync();
Console.WriteLine("按任意键退出");
Console.ReadKey();
}
catch (Exception exc)
{
Console.WriteLine(exc.ToString());
Console.ReadKey();
}
finally
{
if (http2Channel != null)
{
await http2Channel.CloseAsync();
}
if (httpChannel != null)
{
await httpChannel.CloseAsync();
}
if (workGroup2 != null)
{
await workGroup2.ShutdownGracefullyAsync();
}
if (bossGroup2 != null)
{
await bossGroup2.ShutdownGracefullyAsync();
}
await workGroup.ShutdownGracefullyAsync();
await bossGroup.ShutdownGracefullyAsync();
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
Console.WriteLine(
$"\n{RuntimeInformation.OSArchitecture} {RuntimeInformation.OSDescription}"
+ $"\n{RuntimeInformation.ProcessArchitecture} {RuntimeInformation.FrameworkDescription}"
+ $"\nProcessor Count : {Environment.ProcessorCount}\n");
bool useLibuv = ServerSettings.UseLibuv;
Console.WriteLine($"Transport type : {(useLibuv ? "Libuv" : "Socket")}");
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
GCSettings.LatencyMode = GCLatencyMode.SustainedLowLatency;
}
Console.WriteLine($"Server garbage collection : {(GCSettings.IsServerGC ? "Enabled" : "Disabled")}");
Console.WriteLine($"Current latency mode for garbage collection: {GCSettings.LatencyMode}");
Console.WriteLine("\n");
IEventLoopGroup bossGroup;
IEventLoopGroup workGroup;
if (useLibuv)
{
var dispatcher = new DispatcherEventLoopGroup();
bossGroup = dispatcher;
workGroup = new WorkerEventLoopGroup(dispatcher);
}
else
{
bossGroup = new MultithreadEventLoopGroup(1);
workGroup = new MultithreadEventLoopGroup();
}
X509Certificate2 tlsCertificate = null;
if (ServerSettings.IsSsl)
{
tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
}
try
{
int port = ServerSettings.Port;
IChannel bootstrapChannel = null;
var bootstrap = new ServerBootstrap();
bootstrap.Group(bossGroup, workGroup);
if (useLibuv)
{
bootstrap.Channel <TcpServerChannel>();
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux) ||
RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
{
bootstrap
.Option(ChannelOption.SoReuseport, true)
.ChildOption(ChannelOption.SoReuseaddr, true);
}
}
else
{
bootstrap.Channel <TcpServerSocketChannel>();
}
bootstrap
.Option(ChannelOption.SoBacklog, 8192)
.Handler(new LoggingHandler("LSTN"))
//.Handler(new ServerChannelRebindHandler(DoBind))
.ChildHandler(new Http2ServerInitializer(tlsCertificate));
bootstrapChannel = await bootstrap.BindAsync(IPAddress.Loopback, port);
//async void DoBind()
//{
// await bootstrapChannel.CloseAsync();
// Console.WriteLine("rebind......");
// var ch = await bootstrap.BindAsync(IPAddress.Loopback, port);
// Console.WriteLine("rebind complate");
// Interlocked.Exchange(ref bootstrapChannel, ch);
//}
Console.WriteLine("Open your HTTP/2-enabled web browser and navigate to " +
(ServerSettings.IsSsl ? "https" : "http") + "://127.0.0.1:" + ServerSettings.Port + '/');
Console.WriteLine("Press any key to exit");
Console.ReadKey();
await bootstrapChannel.CloseAsync();
}
finally
{
await Task.WhenAll(
workGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)),
bossGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1))
);
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
Console.WriteLine(
$"\n{RuntimeInformation.OSArchitecture} {RuntimeInformation.OSDescription}"
+ $"\n{RuntimeInformation.ProcessArchitecture} {RuntimeInformation.FrameworkDescription}"
+ $"\nProcessor Count : {Environment.ProcessorCount}\n");
bool useLibuv = ServerSettings.UseLibuv;
Console.WriteLine($"Transport type : {(useLibuv ? "Libuv" : "Socket")}");
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
GCSettings.LatencyMode = GCLatencyMode.SustainedLowLatency;
}
Console.WriteLine($"Server garbage collection: {GCSettings.IsServerGC}");
Console.WriteLine($"Current latency mode for garbage collection: {GCSettings.LatencyMode}");
IEventLoopGroup group;
IEventLoopGroup workGroup;
if (useLibuv)
{
var dispatcher = new DispatcherEventLoopGroup();
group = dispatcher;
workGroup = new WorkerEventLoopGroup(dispatcher);
}
else
{
group = new MultithreadEventLoopGroup(1);
workGroup = new MultithreadEventLoopGroup();
}
X509Certificate2 tlsCertificate = null;
if (ServerSettings.IsSsl)
{
tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
}
try
{
var bootstrap = new ServerBootstrap();
bootstrap.Group(group, workGroup);
if (useLibuv)
{
bootstrap.Channel <TcpServerChannel>();
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux) ||
RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
{
bootstrap
.Option(ChannelOption.SoReuseport, true)
.ChildOption(ChannelOption.SoReuseaddr, true);
}
}
else
{
bootstrap.Channel <TcpServerSocketChannel>();
}
bootstrap
.Option(ChannelOption.SoBacklog, 200)
#if DEBUG
.Handler(new LoggingHandler("LSTN"))
#endif
.ChildHandler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (tlsCertificate != null)
{
pipeline.AddLast(TlsHandler.Server(tlsCertificate));
}
#if DEBUG
pipeline.AddLast(new LoggingHandler("CONN"));
#endif
//pipeline.AddLast("encoder", new HttpResponseEncoder());
//pipeline.AddLast("decoder", new HttpRequestDecoder(4096, 8192, 8192, false));
pipeline.AddLast(new HttpServerCodec(4096, 8192, 8192, false));
//pipeline.AddLast(new HttpObjectAggregator(65536));
pipeline.AddLast(new HttpServerExpectContinueHandler());
pipeline.AddLast("handler", new HelloServerHandler());
}));
IChannel bootstrapChannel = await bootstrap.BindAsync(IPAddress.IPv6Any, ServerSettings.Port);
Console.WriteLine($"Httpd started. Listening on {bootstrapChannel.LocalAddress}");
Console.ReadLine();
await bootstrapChannel.CloseAsync();
}
finally
{
group.ShutdownGracefullyAsync().Wait();
}
}
static async Task RunServerAsync()
{
ExampleHelper.SetConsoleLogger();
IEventLoopGroup bossGroup;
IEventLoopGroup workerGroup;
bool useLibUv = false;
bool isSSl = false;
int serverPort = 8007;
if (useLibUv)
{
var dispatcher = new DispatcherEventLoopGroup();
bossGroup = dispatcher;
workerGroup = new WorkerEventLoopGroup(dispatcher);
}
else
{
bossGroup = new MultithreadEventLoopGroup(1);
workerGroup = new MultithreadEventLoopGroup();
}
X509Certificate2 tlsCertificate = null;
if (isSSl)
{
tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
}
try
{
var bootstrap = new ServerBootstrap();
bootstrap.Group(bossGroup, workerGroup);
if (useLibUv)
{
bootstrap.Channel <TcpServerChannel>();
}
else
{
bootstrap.Channel <TcpServerSocketChannel>();
}
bootstrap
.Option(ChannelOption.SoBacklog, 100)
.Handler(new LoggingHandler("SRV-LSTN"))
.ChildHandler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
//if (tlsCertificate != null)
//{
// pipeline.AddLast("tls", TlsHandler.Server(tlsCertificate));
//}
pipeline.AddLast(new LoggingHandler("SRV-CONN"));
pipeline.AddLast("framing-enc", new LengthFieldPrepender(2));
pipeline.AddLast("framing-dec", new LengthFieldBasedFrameDecoder(ushort.MaxValue, 0, 2, 0, 2));
pipeline.AddLast("echo", new EchoServerHandler());
}));
IChannel boundChannel = await bootstrap.BindAsync(serverPort);
Console.ReadLine();
await boundChannel.CloseAsync();
}
finally
{
await Task.WhenAll(
bossGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)),
workerGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)));
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
bool useLibuv = ClientSettings.UseLibuv;
Console.WriteLine($"Transport type : {(useLibuv ? "Libuv" : "Socket")}");
IEventLoopGroup group;
if (useLibuv)
{
group = new EventLoopGroup();
}
else
{
group = new MultithreadEventLoopGroup();
}
X509Certificate2 cert = null;
string targetHost = null;
if (ClientSettings.IsSsl)
{
cert = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
targetHost = cert.GetNameInfo(X509NameType.DnsName, false);
}
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Option(ChannelOption.TcpNodelay, true);
if (useLibuv)
{
bootstrap.Channel <TcpChannel>();
}
else
{
bootstrap.Channel <TcpSocketChannel>();
}
Http2ClientInitializer initializer = new Http2ClientInitializer(cert, targetHost, int.MaxValue);
bootstrap.Handler(initializer);
IChannel channel = await bootstrap.ConnectAsync(new IPEndPoint(ClientSettings.Host, ClientSettings.Port));
try
{
Console.WriteLine($"Connected to [{ClientSettings.Host}:{ClientSettings.Port}]");
// Wait for the HTTP/2 upgrade to occur.
Http2SettingsHandler http2SettingsHandler = initializer.SettingsHandler;
await http2SettingsHandler.AwaitSettings(TimeSpan.FromSeconds(5));
HttpResponseHandler responseHandler = initializer.ResponseHandler;
int streamId = 3;
HttpScheme scheme = ClientSettings.IsSsl ? HttpScheme.Https : HttpScheme.Http;
AsciiString hostName = new AsciiString(ClientSettings.Host.ToString() + ':' + ClientSettings.Port);
Console.WriteLine("Sending request(s)...");
var url = ExampleHelper.Configuration["url"];
var url2 = ExampleHelper.Configuration["url2"];
var url2Data = ExampleHelper.Configuration["url2data"];
if (!string.IsNullOrEmpty(url))
{
// Create a simple GET request.
IFullHttpRequest request = new DefaultFullHttpRequest(DotNetty.Codecs.Http.HttpVersion.Http11, HttpMethod.Get, url, Unpooled.Empty);
request.Headers.Add(HttpHeaderNames.Host, hostName);
request.Headers.Add(HttpConversionUtil.ExtensionHeaderNames.Scheme, scheme.Name);
request.Headers.Add(HttpHeaderNames.AcceptEncoding, HttpHeaderValues.Gzip);
request.Headers.Add(HttpHeaderNames.AcceptEncoding, HttpHeaderValues.Deflate);
responseHandler.Put(streamId, channel.WriteAsync(request), channel.NewPromise());
streamId += 2;
}
if (!string.IsNullOrEmpty(url2))
{
// Create a simple POST request with a body.
IFullHttpRequest request = new DefaultFullHttpRequest(DotNetty.Codecs.Http.HttpVersion.Http11, HttpMethod.Post, url2,
Unpooled.WrappedBuffer(Encoding.UTF8.GetBytes(url2Data)));
request.Headers.Add(HttpHeaderNames.Host, hostName);
request.Headers.Add(HttpConversionUtil.ExtensionHeaderNames.Scheme, scheme.Name);
request.Headers.Add(HttpHeaderNames.AcceptEncoding, HttpHeaderValues.Gzip);
request.Headers.Add(HttpHeaderNames.AcceptEncoding, HttpHeaderValues.Deflate);
responseHandler.Put(streamId, channel.WriteAsync(request), channel.NewPromise());
}
channel.Flush();
await responseHandler.AwaitResponses(TimeSpan.FromSeconds(5));
Console.WriteLine("Finished HTTP/2 request(s)");
Console.ReadKey();
}
catch (Exception exception)
{
Console.WriteLine(exception.ToString());
Console.WriteLine("Press any key to exit");
Console.ReadKey();
}
finally
{
// Wait until the connection is closed.
await channel.CloseAsync();
}
}
finally
{
await group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1));
}
}
static async Task RunServerAsync()
{
//设置输出日志到Console
ExampleHelper.SetConsoleLogger();
// 主工作线程组
IEventLoopGroup bossGroup;
// 工作线程组
IEventLoopGroup workerGroup;
/*
* IEventLoopGroup 是用来处理I/O操作的多线程事件循环器，
* Netty 提供了许多不同的 EventLoopGroup 的实现用来处理不同的传输。
* 在这个例子中我们实现了一个服务端的应用，因此会有2个 NioEventLoopGroup 会被使用。
* 第一个经常被叫做‘boss’，用来接收进来的连接。第二个经常被叫做‘worker’。
* 用来处理已经被接收的连接，一旦‘boss’接收到连接，就会把连接信息注册到‘worker’上。
* 如何知道多少个线程已经被使用，如何映射到已经创建的 Channel上都需要依赖于
* IEventLoopGroup 的实现，并且可以通过构造函数来配置他们的关系。
*/
if (ServerSettings.UseLibuv)
{
// 主工作线程组，设置为1个线程
var dispatcher = new DispatcherEventLoopGroup();
bossGroup = dispatcher;
// 子工作线程组，设置为1个线程
workerGroup = new WorkerEventLoopGroup(dispatcher);
}
else
{
//设置为1个线程
bossGroup = new MultithreadEventLoopGroup(1);
//默认为内核数*2的线程数
workerGroup = new MultithreadEventLoopGroup();
}
X509Certificate2 tlsCertificate = null;
//如果使用加密通道
if (ServerSettings.IsSsl)
{
tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
}
try
{
/*
* 声明一个服务端Bootstrap，每个Netty服务端程序，都由ServerBootstrap控制，
* 通过链式的方式组装需要的参数。
* ServerBootstrap 是一个启动 Transport 服务的辅助启动类。
* 你可以在这个服务中直接使用 Channel，但是这会是一个复杂的处理过程，
* 在很多情况下你并不需要这样做。
*/
var bootstrap = new ServerBootstrap();
// 设置主和工作线程组
bootstrap.Group(bossGroup, workerGroup);
// 设置通道模式为TcpSocket
if (ServerSettings.UseLibuv)
{
bootstrap.Channel <TcpServerChannel>();
}
else
{
//这里我们指定使用 TcpServerChannel类来举例说明一个新的 Channel 如何接收进来的连接。
bootstrap.Channel <TcpServerSocketChannel>();
}
// 设置网络IO参数等，这里可以设置很多参数，当然你对网络调优和参数设置非常了解的话，你可以设置，或者就用默认参数吧
//你可以设置这里指定的 Channel 实现的配置参数。我们正在写一个TCP/IP 的服务端，因此我们被允许设置 socket 的参数选项比如tcpNoDelay 和 keepAlive。
bootstrap.Option(ChannelOption.SoBacklog, 100) //初始化服务端可连接队列
//.Handler(new LoggingHandler("SRV-LSTN")) //在主线程组上设置一个打印日志的处理器
/*
* ChannelInitializer 是一个特殊的处理类，他的目的是帮助使用者配置一个新的 Channel。
* 也许你想通过增加一些处理类比如DiscardServerHandler 来配置一个新的 Channel，
* 或者其对应的ChannelPipeline 来实现你的网络程序。
* 当你的程序变的复杂时，可能你会增加更多的处理类到 pipline 上，
* 然后提取这些匿名类到最顶层的类上。
*/
.ChildHandler(new ActionChannelInitializer <IChannel>(channel =>
{
//工作线程连接器 是设置了一个管道，
//服务端主线程所有接收到的信息都会通过这个管道一层层往下传输
//同时所有出栈的消息 也要这个管道的所有处理器进行一步步处理
IChannelPipeline pipeline = channel.Pipeline;
if (tlsCertificate != null) //Tls的加解密
{
pipeline.AddLast("tls", TlsHandler.Server(tlsCertificate));
}
//添加日志拦截器
//pipeline.AddLast(new LoggingHandler("SRV-CONN"));
//出栈消息，通过这个handler 在消息顶部加上消息的长度
//LengthFieldPrepender(2)：使用2个字节来存储数据的长度。
pipeline.AddLast("framing-enc", new LengthFieldPrepender(2));
/*
* 自定义长度帧解码器
* 入栈消息通过该Handler,解析消息的包长信息，并将正确的消息体发送给下一个处理Handler
* 1.MaxFrameLength = ushort.MaxValue，发送的数据包最大长度
* 2.LengthFieldOffset = 0，长度域偏移量，指的是长度域位于整个数据包字节数组中的下标。因为不存在包头，所以为0
* 3.LengthFieldLength = 2，长度域的自己的字节数长度，int整型为4个字节。Client出栈时添加两个字节，所以为2
* 4.LengthAdjustment = 0，长度域的偏移量矫正。 如果长度域的值，除了包含有效数据域的长度外，还包含了其他域（如长度域自身）长度，那么，就需要进行矫正。公式：包长 = 长度域偏移 + 长度域的值 + 长度域长 + 矫正值。
* 5.InitialBytesToStrip = 2，读取时需要跳过的字节数，Client出栈时添加2个字节数据长度
*/
pipeline.AddLast("framing-dec", new LengthFieldBasedFrameDecoder(ushort.MaxValue, 0, 2, 0, 2));
//业务handler ，这里是实际处理Echo业务的Handler
pipeline.AddLast("echo", new EchoServerHandler());
}));
// bootstrap绑定到指定端口的行为 就是服务端启动服务，同样的Serverbootstrap可以bind到多个端口,多次调用 bind() 方法(基于不同绑定地址)。
IChannel boundChannel = await bootstrap.BindAsync(ServerSettings.Port);
Console.ReadLine();
//关闭服务
await boundChannel.CloseAsync();
}
finally
{
//释放工作组线程
//使用完成后，优雅的释放掉指定的工作组线程，当然，你可以选择关闭程序，但这并不推荐。
await Task.WhenAll(
bossGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)),
workerGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)));
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
Console.WriteLine(
$"\n{RuntimeInformation.OSArchitecture} {RuntimeInformation.OSDescription}"
+ $"\n{RuntimeInformation.ProcessArchitecture} {RuntimeInformation.FrameworkDescription}"
+ $"\nProcessor Count : {Environment.ProcessorCount}\n");
bool useLibuv = ServerSettings.UseLibuv;
Console.WriteLine($"Transport type :{(useLibuv ? "Libuv" : "Socket")}");
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
GCSettings.LatencyMode = GCLatencyMode.SustainedLowLatency;
}
Console.WriteLine($"Server garbage collection : {(GCSettings.IsServerGC ? "Enabled" : "Disabled")}");
Console.WriteLine($"Current latency mode for garbage collection: {GCSettings.LatencyMode}");
Console.WriteLine("\n");
IEventLoopGroup bossGroup;
IEventLoopGroup workGroup;
if (useLibuv)
{
var dispatcher = new DispatcherEventLoopGroup();
bossGroup = dispatcher;
workGroup = new WorkerEventLoopGroup(dispatcher);
}
else
{
bossGroup = new MultithreadEventLoopGroup(1);
workGroup = new MultithreadEventLoopGroup();
}
X509Certificate2 tlsCertificate = null;
if (ServerSettings.IsSsl)
{
tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
}
try
{
var bootstrap = new ServerBootstrap();
bootstrap.Group(bossGroup, workGroup);
if (useLibuv)
{
bootstrap.Channel <TcpServerChannel>();
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux) ||
RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
{
bootstrap
.Option(ChannelOption.SoReuseport, true)
.ChildOption(ChannelOption.SoReuseaddr, true);
}
}
else
{
bootstrap.Channel <TcpServerSocketChannel>();
}
bootstrap
.Option(ChannelOption.SoBacklog, 1024)
//.Handler(new LoggingHandler("LSTN"))
.ChildHandler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (ServerSettings.IsSsl)
{
pipeline.AddLast(TlsHandler.Server(tlsCertificate));
}
//pipeline.AddLast("idleStateHandler", new IdleStateHandler(0, 0, 120));
//pipeline.AddLast(new LoggingHandler("CONN"));
pipeline.AddLast(new HttpRequestDecoder());
pipeline.AddLast(new HttpResponseEncoder());
//pipeline.AddLast(new HttpServerKeepAliveHandler());
// Remove the following line if you don't want automatic content compression.
pipeline.AddLast(new HttpContentCompressor());
pipeline.AddLast(new HttpUploadServerHandler());
}));
int port = ServerSettings.Port;
IChannel bootstrapChannel = await bootstrap.BindAsync(IPAddress.Loopback, port);
Console.WriteLine("Open your web browser and navigate to "
+ $"{(ServerSettings.IsSsl ? "https" : "http")}"
+ $"://127.0.0.1:{port}/");
Console.ReadLine();
await bootstrapChannel.CloseAsync();
}
finally
{
workGroup.ShutdownGracefullyAsync().Wait();
bossGroup.ShutdownGracefullyAsync().Wait();
}
}
static async Task RunServerAsync()
{
ExampleHelper.SetConsoleLogger();
// 申明一个主回路调度组
var dispatcher = new DispatcherEventLoopGroup();
/*
* Netty 提供了许多不同的 EventLoopGroup 的实现用来处理不同的传输。
* 在这个例子中我们实现了一个服务端的应用，因此会有2个 NioEventLoopGroup 会被使用。
* 第一个经常被叫做‘boss’，用来接收进来的连接。第二个经常被叫做‘worker’，用来处理已经被接收的连接，一旦‘boss’接收到连接，就会把连接信息注册到‘worker’上。
* 如何知道多少个线程已经被使用，如何映射到已经创建的 Channel上都需要依赖于 IEventLoopGroup 的实现，并且可以通过构造函数来配置他们的关系。
*/
// 主工作线程组，设置为1个线程
IEventLoopGroup bossGroup = dispatcher; // (1)
// 子工作线程组，设置为1个线程
IEventLoopGroup workerGroup = new WorkerEventLoopGroup(dispatcher);
try
{
// 声明一个服务端Bootstrap，每个Netty服务端程序，都由ServerBootstrap控制，通过链式的方式组装需要的参数
var serverBootstrap = new ServerBootstrap(); // (2)
// 设置主和工作线程组
serverBootstrap.Group(bossGroup, workerGroup);
if (ServerSettings.UseLibuv)
{
// 申明服务端通信通道为TcpServerChannel
serverBootstrap.Channel <TcpServerChannel>(); // (3)
}
serverBootstrap
// 设置网络IO参数等
.Option(ChannelOption.SoBacklog, 100) // (5)
// 在主线程组上设置一个打印日志的处理器
.Handler(new LoggingHandler("SRV-LSTN"))
// 设置工作线程参数
.ChildHandler(
/*
* ChannelInitializer 是一个特殊的处理类，他的目的是帮助使用者配置一个新的 Channel。
* 也许你想通过增加一些处理类比如DiscardServerHandler 来配置一个新的 Channel 或者其对应的ChannelPipeline 来实现你的网络程序。
* 当你的程序变的复杂时，可能你会增加更多的处理类到 pipline 上，然后提取这些匿名类到最顶层的类上。
*/
new ActionChannelInitializer <IChannel>( // (4)
channel =>
{
/*
* 工作线程连接器是设置了一个管道，服务端主线程所有接收到的信息都会通过这个管道一层层往下传输，
* 同时所有出栈的消息 也要这个管道的所有处理器进行一步步处理。
*/
IChannelPipeline pipeline = channel.Pipeline;
// 添加日志拦截器
pipeline.AddLast(new LoggingHandler("SRV-CONN"));
// 添加出栈消息，通过这个handler在消息顶部加上消息的长度。
// LengthFieldPrepender(2)：使用2个字节来存储数据的长度。
pipeline.AddLast("framing-enc", new LengthFieldPrepender(2));
/*
* 入栈消息通过该Handler,解析消息的包长信息，并将正确的消息体发送给下一个处理Handler
* 1，InitialBytesToStrip = 0, //读取时需要跳过的字节数
* 2，LengthAdjustment = -5, //包实际长度的纠正，如果包长包括包头和包体，则要减去Length之前的部分
* 3，LengthFieldLength = 4, //长度字段的字节数 整型为4个字节
* 4，LengthFieldOffset = 1, //长度属性的起始（偏移）位
* 5，MaxFrameLength = int.MaxValue, //最大包长
*/
pipeline.AddLast("framing-dec", new LengthFieldBasedFrameDecoder(ushort.MaxValue, 0, 2, 0, 2));
// 业务handler
pipeline.AddLast("echo", new EchoServerHandler());
}));
// bootstrap绑定到指定端口的行为就是服务端启动服务，同样的Serverbootstrap可以bind到多个端口
IChannel boundChannel = await serverBootstrap.BindAsync(ServerSettings.Port); // (6)
Console.WriteLine("wait the client input");
Console.ReadLine();
// 关闭服务
await boundChannel.CloseAsync();
}
finally
{
// 释放指定工作组线程
await Task.WhenAll( // (7)
bossGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)),
workerGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1))
);
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
bool useLibuv = ClientSettings.UseLibuv;
Console.WriteLine("Transport type : " + (useLibuv ? "Libuv" : "Socket"));
IEventLoopGroup group;
if (useLibuv)
{
group = new EventLoopGroup();
}
else
{
group = new MultithreadEventLoopGroup();
}
X509Certificate2 cert = null;
string targetHost = null;
if (ClientSettings.IsSsl)
{
cert = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
targetHost = cert.GetNameInfo(X509NameType.DnsName, false);
}
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Option(ChannelOption.TcpNodelay, true)
.Option(ChannelOption.SoKeepalive, true);
if (useLibuv)
{
bootstrap.Channel <TcpChannel>();
}
else
{
bootstrap.Channel <TcpSocketChannel>();
}
bootstrap.Handler(new Http2ClientFrameInitializer(cert, targetHost));
IChannel channel = await bootstrap.ConnectAsync(new IPEndPoint(ClientSettings.Host, ClientSettings.Port));
try
{
Console.WriteLine("Connected to [" + ClientSettings.Host + ':' + ClientSettings.Port + ']');
Http2ClientStreamFrameResponseHandler streamFrameResponseHandler =
new Http2ClientStreamFrameResponseHandler();
Http2StreamChannelBootstrap streamChannelBootstrap = new Http2StreamChannelBootstrap(channel);
IHttp2StreamChannel streamChannel = await streamChannelBootstrap.OpenAsync();
streamChannel.Pipeline.AddLast(streamFrameResponseHandler);
// Send request (a HTTP/2 HEADERS frame - with ':method = GET' in this case)
var path = ExampleHelper.Configuration["path"];
HttpScheme scheme = ClientSettings.IsSsl ? HttpScheme.Https : HttpScheme.Http;
DefaultHttp2Headers headers = new DefaultHttp2Headers
{
Method = HttpMethod.Get.AsciiName,
Path = AsciiString.Of(path),
Scheme = scheme.Name
};
IHttp2HeadersFrame headersFrame = new DefaultHttp2HeadersFrame(headers);
await streamChannel.WriteAndFlushAsync(headersFrame);
Console.WriteLine("Sent HTTP/2 GET request to " + path);
// Wait for the responses (or for the latch to expire), then clean up the connections
if (!streamFrameResponseHandler.ResponseSuccessfullyCompleted())
{
Console.WriteLine("Did not get HTTP/2 response in expected time.");
}
Console.WriteLine("Finished HTTP/2 request, will close the connection.");
Console.ReadKey();
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
Console.WriteLine("按任意键退出");
Console.ReadKey();
}
finally
{
// Wait until the connection is closed.
await channel.CloseAsync();
}
}
finally
{
await group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1));
}
}
static async Task Main(string[] args)
{
var builder = new UriBuilder
{
Scheme = ClientSettings.IsSsl ? "wss" : "ws",
Host = ClientSettings.Host.ToString(),
Port = ClientSettings.Port,
};
string path = ExampleHelper.Configuration["path"];
builder.Path = !string.IsNullOrEmpty(path) ? path : WEBSOCKET_PATH;
Uri uri = builder.Uri;
ExampleHelper.SetConsoleLogger();
bool useLibuv = ClientSettings.UseLibuv;
Console.WriteLine("Transport type : " + (useLibuv ? "Libuv" : "Socket"));
IEventLoopGroup group;
if (useLibuv)
{
group = new EventLoopGroup();
}
else
{
group = new MultithreadEventLoopGroup();
}
X509Certificate2 cert = null;
string targetHost = null;
if (ClientSettings.IsSsl)
{
cert = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
targetHost = cert.GetNameInfo(X509NameType.DnsName, false);
}
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Option(ChannelOption.TcpNodelay, true);
if (useLibuv)
{
bootstrap.Channel <TcpChannel>();
}
else
{
bootstrap.Channel <TcpSocketChannel>();
}
// Connect with V13 (RFC 6455 aka HyBi-17). You can change it to V08 or V00.
// If you change it to V00, ping is not supported and remember to change
// HttpResponseDecoder to WebSocketHttpResponseDecoder in the pipeline.
WebSocketClientHandler handler =
new WebSocketClientHandler(
WebSocketClientHandshakerFactory.NewHandshaker(
uri, WebSocketVersion.V13, null, true, new DefaultHttpHeaders()));
bootstrap.Handler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (cert != null)
{
pipeline.AddLast("tls", new TlsHandler(stream => new SslStream(stream, true, (sender, certificate, chain, errors) => true), new ClientTlsSettings(targetHost)));
}
pipeline.AddLast("idleStateHandler", new IdleStateHandler(0, 0, 60));
pipeline.AddLast(new LoggingHandler("CONN"));
pipeline.AddLast(
new HttpClientCodec(),
new HttpObjectAggregator(8192),
WebSocketClientCompressionHandler.Instance,
//new WebSocketClientProtocolHandler(
// webSocketUrl: uri,
// version: WebSocketVersion.V13,
// subprotocol: null,
// allowExtensions: true,
// customHeaders: new DefaultHttpHeaders(),
// maxFramePayloadLength: 65536,
// handleCloseFrames: true,
// performMasking: false,
// allowMaskMismatch: true,
// enableUtf8Validator: false),
new WebSocketFrameAggregator(65536),
handler);
}));
try
{
IChannel ch = await bootstrap.ConnectAsync(new IPEndPoint(ClientSettings.Host, ClientSettings.Port));
await handler.HandshakeCompletion;
Console.WriteLine("WebSocket handshake completed.\n");
Console.WriteLine("\t[bye]:Quit \n\t [ping]:Send ping frame\n\t Enter any text and Enter: Send text frame");
while (true)
{
string msg = Console.ReadLine();
if (msg == null)
{
break;
}
msg = msg.ToLowerInvariant();
switch (msg)
{
case "bye":
await ch.WriteAndFlushAsync(new CloseWebSocketFrame());
goto CloseLable;
case "ping":
var ping = new PingWebSocketFrame(Unpooled.WrappedBuffer(new byte[] { 8, 1, 8, 1 }));
await ch.WriteAndFlushAsync(ping);
break;
case "this is a test":
await ch.WriteAndFlushManyAsync(
new TextWebSocketFrame(false, "this "),
new ContinuationWebSocketFrame(false, "is "),
new ContinuationWebSocketFrame(false, "a "),
new ContinuationWebSocketFrame(true, "test")
);
break;
case "this is a error":
await ch.WriteAndFlushAsync(new TextWebSocketFrame(false, "this "));
await ch.WriteAndFlushAsync(new ContinuationWebSocketFrame(false, "is "));
await ch.WriteAndFlushAsync(new ContinuationWebSocketFrame(false, "a "));
await ch.WriteAndFlushAsync(new TextWebSocketFrame(true, "error"));
break;
default:
await ch.WriteAndFlushAsync(new TextWebSocketFrame(msg));
break;
}
}
CloseLable:
await ch.CloseAsync();
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
Console.WriteLine("按任意键退出");
Console.ReadKey();
}
}
finally
{
await group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1));
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
IEventLoopGroup bossGroup;
IEventLoopGroup workerGroup;
if (ServerSettings.UseLibuv)
{
ResourceLeakDetector.Level = ResourceLeakDetector.DetectionLevel.Disabled;
var dispatcher = new DispatcherEventLoopGroup();
bossGroup = dispatcher;
workerGroup = new WorkerEventLoopGroup(dispatcher);
}
else
{
bossGroup = new MultithreadEventLoopGroup(1);
workerGroup = new MultithreadEventLoopGroup();
}
X509Certificate2 tlsCertificate = null;
if (ServerSettings.IsSsl)
{
tlsCertificate = new X509Certificate2("dotnetty.com.pfx", "password");
}
var serverHandler = new EchoServerHandler();
try
{
var bootstrap = new ServerBootstrap();
bootstrap.Group(bossGroup, workerGroup);
if (ServerSettings.UseLibuv)
{
bootstrap.Channel <TcpServerChannel>();
}
else
{
bootstrap.Channel <TcpServerSocketChannel>();
}
bootstrap
.Option(ChannelOption.SoBacklog, 100)
.Handler(new LoggingHandler())
.ChildHandler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (tlsCertificate != null)
{
pipeline.AddLast("tls", TlsHandler.Server(tlsCertificate));
}
pipeline.AddLast(new LoggingHandler("SRV-CONN"));
pipeline.AddLast("framing-enc", new LengthFieldPrepender2(2));
pipeline.AddLast("framing-dec", new LengthFieldBasedFrameDecoder2(ushort.MaxValue, 0, 2, 0, 2));
pipeline.AddLast("echo", serverHandler);
}));
IChannel boundChannel = await bootstrap.BindAsync(ServerSettings.Port);
Console.ReadLine();
await boundChannel.CloseAsync();
}
finally
{
await Task.WhenAll(
bossGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)),
workerGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)));
}
}
static async Task Main(string[] args)
{
var builder = new UriBuilder
{
Scheme = ClientSettings.IsSsl ? "https" : "http",
Host = ClientSettings.Host.ToString(),
Port = ClientSettings.Port,
};
var baseUri = builder.Uri.ToString();
ExampleHelper.SetConsoleLogger();
string postSimple, postFile, get;
if (baseUri.EndsWith("/"))
{
postSimple = baseUri + "formpost";
postFile = baseUri + "formpostmultipart";
get = baseUri + "formget";
}
else
{
postSimple = baseUri + "/formpost";
postFile = baseUri + "/formpostmultipart";
get = baseUri + "/formget";
}
var uriSimple = new Uri(postSimple);
var uriFile = new Uri(postFile);
bool useLibuv = ClientSettings.UseLibuv;
Console.WriteLine("Transport type : " + (useLibuv ? "Libuv" : "Socket"));
IEventLoopGroup group;
if (useLibuv)
{
group = new EventLoopGroup();
}
else
{
group = new MultithreadEventLoopGroup();
}
X509Certificate2 cert = null;
string targetHost = null;
if (ClientSettings.IsSsl)
{
cert = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
targetHost = cert.GetNameInfo(X509NameType.DnsName, false);
}
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Option(ChannelOption.TcpNodelay, true);
if (useLibuv)
{
bootstrap.Channel <TcpChannel>();
}
else
{
bootstrap.Channel <TcpSocketChannel>();
}
bootstrap.Handler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (cert != null)
{
pipeline.AddLast("tls", new TlsHandler(stream => new SslStream(stream, true, (sender, certificate, chain, errors) => true), new ClientTlsSettings(targetHost)));
}
//pipeline.AddLast(new LoggingHandler("CONN"));
pipeline.AddLast("codec", new HttpClientCodec());
// Remove the following line if you don't want automatic content decompression.
pipeline.AddLast("inflater", new HttpContentDecompressor());
// to be used since huge file transfer
pipeline.AddLast("chunkedWriter", new ChunkedWriteHandler <IHttpContent>());
pipeline.AddLast("handler", new HttpUploadClientHandler());
}));
// setup the factory: here using a mixed memory/disk based on size threshold
var factory = new DefaultHttpDataFactory(DefaultHttpDataFactory.MinSize); // Disk if MINSIZE exceed
DiskFileUpload.DeleteOnExitTemporaryFile = true; // should delete file on exit (in normal exit)
DiskFileUpload.FileBaseDirectory = null; // system temp directory
DiskAttribute.DeleteOnExitTemporaryFile = true; // should delete file on exit (in normal exit)
DiskAttribute.DiskBaseDirectory = null; // system temp directory
// Simple Get form: no factory used (not usable)
var headers = await FormgetAsync(bootstrap, get, uriSimple);
if (headers == null)
{
factory.CleanAllHttpData();
return;
}
using (var file = new FileStream("upload.txt", FileMode.Open, FileAccess.Read))
{
// Simple Post form: factory used for big attributes
var bodylist = await FormpostAsync(bootstrap, uriSimple, file, factory, headers);
if (bodylist == null)
{
factory.CleanAllHttpData();
return;
}
// Multipart Post form: factory used
await FormpostmultipartAsync(bootstrap, uriFile, factory, headers, bodylist);
}
Console.WriteLine("按任意键退出");
Console.ReadKey();
}
finally
{
await group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1));
}
}
static async Task RunClientAsync()
{
ExampleHelper.SetConsoleLogger();
var group = new MultithreadEventLoopGroup();
X509Certificate2 cert = null;
string targetHost = null;
if (ClientSettings.IsSsl)
{
cert = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
targetHost = cert.GetNameInfo(X509NameType.DnsName, false);
}
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Channel <TcpSocketChannel>()
.Option(ChannelOption.TcpNodelay, true)
.Handler(new ActionChannelInitializer <ISocketChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (cert != null)
{
pipeline.AddLast(new TlsHandler(stream => new SslStream(stream, true, (sender, certificate, chain, errors) => true), new ClientTlsSettings(targetHost)));
}
pipeline.AddLast(new DelimiterBasedFrameDecoder(8192, Delimiters.LineDelimiter()));
pipeline.AddLast(new StringEncoder(), new StringDecoder(), new SecureChatClientHandler());
}));
IChannel bootstrapChannel = await bootstrap.ConnectAsync(new IPEndPoint(ClientSettings.Host, ClientSettings.Port));
for (;;)
{
string line = Console.ReadLine();
if (string.IsNullOrEmpty(line))
{
continue;
}
try
{
await bootstrapChannel.WriteAndFlushAsync(line + "\r\n");
}
catch
{
}
if (string.Equals(line, "bye", StringComparison.OrdinalIgnoreCase))
{
await bootstrapChannel.CloseAsync();
break;
}
}
await bootstrapChannel.CloseAsync();
}
finally
{
group.ShutdownGracefullyAsync().Wait(1000);
}
}
static async Task Main(string[] args)
{
ExampleHelper.SetConsoleLogger();
Console.WriteLine(
$"\n{RuntimeInformation.OSArchitecture} {RuntimeInformation.OSDescription}"
+ $"\n{RuntimeInformation.ProcessArchitecture} {RuntimeInformation.FrameworkDescription}"
+ $"\nProcessor Count : {Environment.ProcessorCount}\n");
bool useLibuv = ServerSettings.UseLibuv;
Console.WriteLine("Transport type : " + (useLibuv ? "Libuv" : "Socket"));
string websocketPath = ExampleHelper.Configuration["path"];
websocketPath = !string.IsNullOrEmpty(websocketPath) ? websocketPath : WEBSOCKET_PATH;
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
GCSettings.LatencyMode = GCLatencyMode.SustainedLowLatency;
}
Console.WriteLine($"Server garbage collection : {(GCSettings.IsServerGC ? "Enabled" : "Disabled")}");
Console.WriteLine($"Current latency mode for garbage collection: {GCSettings.LatencyMode}");
Console.WriteLine("\n");
IEventLoopGroup bossGroup;
IEventLoopGroup workGroup;
if (useLibuv)
{
var dispatcher = new DispatcherEventLoopGroup();
bossGroup = dispatcher;
workGroup = new WorkerEventLoopGroup(dispatcher);
}
else
{
bossGroup = new MultithreadEventLoopGroup(1);
workGroup = new MultithreadEventLoopGroup();
}
X509Certificate2 tlsCertificate = null;
if (ServerSettings.IsSsl)
{
tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
}
try
{
int port = ServerSettings.Port;
IChannel bootstrapChannel = null;
var bootstrap = new ServerBootstrap();
bootstrap.Group(bossGroup, workGroup);
if (useLibuv)
{
bootstrap.Channel <TcpServerChannel>();
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux) ||
RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
{
bootstrap
.Option(ChannelOption.SoReuseport, true)
.ChildOption(ChannelOption.SoReuseaddr, true);
}
}
else
{
bootstrap.Channel <TcpServerSocketChannel>();
}
bootstrap
.Option(ChannelOption.SoBacklog, 8192)
//.Handler(new LoggingHandler("LSTN"))
.Handler(new ServerChannelRebindHandler(DoBind))
.ChildHandler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (ServerSettings.IsSsl)
{
pipeline.AddLast(TlsHandler.Server(tlsCertificate, true));
}
pipeline.AddLast("idleStateHandler", new IdleStateHandler(0, 0, 120));
//pipeline.AddLast(new LoggingHandler("CONN"));
//pipeline.AddLast(new HttpRequestDecoder());
//pipeline.AddLast(new HttpResponseEncoder());
pipeline.AddLast(new HttpServerCodec());
pipeline.AddLast(new HttpObjectAggregator(65536));
pipeline.AddLast(new WebSocketServerCompressionHandler());
pipeline.AddLast(new WebSocketServerProtocolHandler(
websocketPath: websocketPath,
subprotocols: null,
allowExtensions: true,
maxFrameSize: 65536,
allowMaskMismatch: true,
checkStartsWith: false,
dropPongFrames: true,
enableUtf8Validator: false));
pipeline.AddLast(new WebSocketServerHttpHandler(websocketPath));
pipeline.AddLast(new WebSocketFrameAggregator(65536));
pipeline.AddLast(new WebSocketServerFrameHandler());
}));
bootstrapChannel = await bootstrap.BindAsync(IPAddress.Loopback, port);
async void DoBind()
{
await bootstrapChannel.CloseAsync();
Console.WriteLine("rebind......");
var ch = await bootstrap.BindAsync(IPAddress.Loopback, port);
Console.WriteLine("rebind complate");
Interlocked.Exchange(ref bootstrapChannel, ch);
}
Console.WriteLine("Open your web browser and navigate to "
+ $"{(ServerSettings.IsSsl ? "https" : "http")}"
+ $"://127.0.0.1:{port}/");
Console.WriteLine("Listening on "
+ $"{(ServerSettings.IsSsl ? "wss" : "ws")}"
+ $"://127.0.0.1:{port}/websocket");
Console.ReadLine();
await bootstrapChannel.CloseAsync();
Console.WriteLine("close completion");
Console.WriteLine("按任意键退出");
Console.ReadKey();
}
finally
{
await workGroup.ShutdownGracefullyAsync(); // (TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(5));
await bossGroup.ShutdownGracefullyAsync(); // (TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(5));
}
}
public static async Task RunServerAsync()
{
//在控制台命令中启用日志
ExampleHelper.SetConsoleLogger();
//多线程事件循环组,创建一个新实例,老板组
var bossGroup = new MultithreadEventLoopGroup(1);
//多线程事件循环组,创建一个新实例,工作组
var workerGroup = new MultithreadEventLoopGroup();
//字符串编码
var STRING_ENCODER = new StringEncoder();
//字符串解码
var STRING_DECODER = new StringDecoder();
//安全聊天服务器处理程序
var SERVER_HANDLER = new SecureChatServerHandler();
X509Certificate2 tlsCertificate = null;
if (ServerSettings.IsSsl)
{
// 创建 X.509 证书
tlsCertificate = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
}
try
{
//服务器启动
var bootstrap = new ServerBootstrap();
bootstrap
.Group(bossGroup, workerGroup)
//服务器套接字通道
.Channel <TcpServerSocketChannel>()
//所以返回日志
.Option(ChannelOption.SoBacklog, 100)
//Handler用于服务请求 “信息”日志级别。
.Handler(new LoggingHandler(LogLevel.INFO))
//设置{@链接channelhandler }这是用来服务请求{@链接通道}的。
.ChildHandler(
new ActionChannelInitializer <ISocketChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (tlsCertificate != null)
{
//添加协议到最后
pipeline.AddLast(TlsHandler.Server(tlsCertificate));
}
//添加基于行分隔符的帧解码器到最后
pipeline.AddLast(new DelimiterBasedFrameDecoder(8192, Delimiters.LineDelimiter()));
pipeline.AddLast(STRING_ENCODER, STRING_DECODER, SERVER_HANDLER);
}));
// 创建异步通道并绑定异步端口
IChannel bootstrapChannel = await bootstrap.BindAsync(ServerSettings.Port);
Console.ReadLine();
//关闭异步
await bootstrapChannel.CloseAsync();
}
finally
{
// 等待提供的所有 System.Threading.Tasks.Task 对象完成执行过程
Task.WaitAll(bossGroup.ShutdownGracefullyAsync(), workerGroup.ShutdownGracefullyAsync());
}
}
static async Task RunClientAsync()
{
var builder = new UriBuilder
{
Scheme = ClientSettings.IsSsl ? "wss" : "ws",
Host = ClientSettings.Host.ToString(),
Port = ClientSettings.Port
};
string path = ExampleHelper.Configuration["path"];
if (!string.IsNullOrEmpty(path))
{
builder.Path = path;
}
Uri uri = builder.Uri;
ExampleHelper.SetConsoleLogger();
bool useLibuv = ClientSettings.UseLibuv;
Console.WriteLine("Transport type : " + (useLibuv ? "Libuv" : "Socket"));
IEventLoopGroup group;
if (useLibuv)
{
group = new EventLoopGroup();
}
else
{
group = new MultithreadEventLoopGroup();
}
X509Certificate2 cert = null;
string targetHost = null;
if (ClientSettings.IsSsl)
{
cert = new X509Certificate2(Path.Combine(ExampleHelper.ProcessDirectory, "dotnetty.com.pfx"), "password");
targetHost = cert.GetNameInfo(X509NameType.DnsName, false);
}
try
{
var bootstrap = new Bootstrap();
bootstrap
.Group(group)
.Option(ChannelOption.TcpNodelay, true);
if (useLibuv)
{
bootstrap.Channel <TcpChannel>();
}
else
{
bootstrap.Channel <TcpSocketChannel>();
}
// Connect with V13 (RFC 6455 aka HyBi-17). You can change it to V08 or V00.
// If you change it to V00, ping is not supported and remember to change
// HttpResponseDecoder to WebSocketHttpResponseDecoder in the pipeline.
var handler = new WebSocketClientHandler(
WebSocketClientHandshakerFactory.NewHandshaker(
uri, WebSocketVersion.V13, null, true, new DefaultHttpHeaders()));
bootstrap.Handler(new ActionChannelInitializer <IChannel>(channel =>
{
IChannelPipeline pipeline = channel.Pipeline;
if (cert != null)
{
pipeline.AddLast("tls", new TlsHandler(stream => new SslStream(stream, true, (sender, certificate, chain, errors) => true), new ClientTlsSettings(targetHost)));
}
pipeline.AddLast(
new HttpClientCodec(),
new HttpObjectAggregator(8192),
WebSocketClientCompressionHandler.Instance,
handler);
}));
IChannel ch = await bootstrap.ConnectAsync(new IPEndPoint(ClientSettings.Host, ClientSettings.Port));
await handler.HandshakeCompletion;
Console.WriteLine("WebSocket handshake completed.\n");
Console.WriteLine("\t[bye]:Quit \n\t [ping]:Send ping frame\n\t Enter any text and Enter: Send text frame");
while (true)
{
string msg = Console.ReadLine();
if (msg == null)
{
break;
}
else if ("bye".Equals(msg.ToLower()))
{
await ch.WriteAndFlushAsync(new CloseWebSocketFrame());
break;
}
else if ("ping".Equals(msg.ToLower()))
{
var frame = new PingWebSocketFrame(Unpooled.WrappedBuffer(new byte[] { 8, 1, 8, 1 }));
await ch.WriteAndFlushAsync(frame);
}
else
{
WebSocketFrame frame = new TextWebSocketFrame(msg);
await ch.WriteAndFlushAsync(frame);
}
}
await ch.CloseAsync();
}
finally
{
await group.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1));
}
}