mirror of
https://github.com/dotnet/MQTTnet.git
synced 2026-10-20 19:58:57 +08:00
Add server implementation
This commit is contained in:
Christian Kratky
@@ -0,0 +1,60 @@
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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
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<PropertyGroup>
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
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<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
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<ProjectGuid>{A480EF90-0EAA-4D9A-B271-47A9C47F6F7D}</ProjectGuid>
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<OutputType>Library</OutputType>
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<AppDesignerFolder>Properties</AppDesignerFolder>
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<RootNamespace>MQTTnet</RootNamespace>
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<AssemblyName>MQTTnet</AssemblyName>
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<TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
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<FileAlignment>512</FileAlignment>
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<TargetFrameworkProfile />
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
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<DebugSymbols>true</DebugSymbols>
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<DebugType>full</DebugType>
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<Optimize>false</Optimize>
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<OutputPath>bin\Debug\</OutputPath>
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<DefineConstants>DEBUG;TRACE</DefineConstants>
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<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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<Prefer32Bit>false</Prefer32Bit>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
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<DebugType>pdbonly</DebugType>
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<Optimize>true</Optimize>
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<OutputPath>bin\Release\</OutputPath>
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<DefineConstants>TRACE</DefineConstants>
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<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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<Prefer32Bit>false</Prefer32Bit>
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</PropertyGroup>
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<ItemGroup>
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<Reference Include="System" />
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<Reference Include="System.Core" />
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</ItemGroup>
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<ItemGroup>
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<Compile Include="MqttClientFactory.cs" />
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<Compile Include="MqttServerAdapter.cs" />
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<Compile Include="MqttServerFactory.cs" />
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<Compile Include="Properties\AssemblyInfo.cs" />
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<Compile Include="MqttTcpChannel.cs" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\..\MQTTnet.Core\MQTTnet.Core.csproj">
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<Project>{99C884F3-B4B9-417D-AA92-DC7DD1C4CFEE}</Project>
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<Name>MQTTnet.Core</Name>
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</ProjectReference>
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</ItemGroup>
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<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
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<!-- To modify your build process, add your task inside one of the targets below and uncomment it.
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Other similar extension points exist, see Microsoft.Common.targets.
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<Target Name="BeforeBuild">
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</Target>
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<Target Name="AfterBuild">
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</Target>
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-->
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</Project>
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@@ -0,0 +1,17 @@
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using System;
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using MQTTnet.Core.Adapter;
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using MQTTnet.Core.Client;
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using MQTTnet.Core.Serializer;
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namespace MQTTnet
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{
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public class MqttClientFactory
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{
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public MqttClient CreateMqttClient(MqttClientOptions options)
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{
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if (options == null) throw new ArgumentNullException(nameof(options));
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return new MqttClient(options, new MqttChannelCommunicationAdapter(new MqttTcpChannel(), new DefaultMqttV311PacketSerializer()));
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}
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}
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}
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@@ -0,0 +1,56 @@
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using System;
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using System.Net;
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using System.Net.Sockets;
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using System.Threading;
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using System.Threading.Tasks;
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using MQTTnet.Core.Adapter;
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using MQTTnet.Core.Serializer;
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using MQTTnet.Core.Server;
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namespace MQTTnet
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{
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public sealed class MqttServerAdapter : IMqttServerAdapter, IDisposable
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{
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private CancellationTokenSource _cancellationTokenSource;
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private Socket _socket;
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public event EventHandler<MqttClientConnectedEventArgs> ClientConnected;
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public void Start(MqttServerOptions options)
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{
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if (_socket != null) throw new InvalidOperationException("Server is already started.");
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_cancellationTokenSource = new CancellationTokenSource();
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_socket = new Socket(SocketType.Stream, ProtocolType.Tcp);
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_socket.Bind(new IPEndPoint(IPAddress.Any, options.Port));
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_socket.Listen(options.ConnectionBacklog);
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Task.Run(async () => await AcceptConnectionsAsync(_cancellationTokenSource.Token), _cancellationTokenSource.Token);
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}
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public void Stop()
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{
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_cancellationTokenSource?.Dispose();
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_cancellationTokenSource = null;
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_socket?.Dispose();
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_socket = null;
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}
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public void Dispose()
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{
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Stop();
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}
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private async Task AcceptConnectionsAsync(CancellationToken cancellationToken)
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{
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while (!cancellationToken.IsCancellationRequested)
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{
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var clientSocket = await Task.Factory.FromAsync(_socket.BeginAccept, _socket.EndAccept, null);
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var clientAdapter = new MqttChannelCommunicationAdapter(new MqttTcpChannel(clientSocket), new DefaultMqttV311PacketSerializer());
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ClientConnected?.Invoke(this, new MqttClientConnectedEventArgs(clientSocket.RemoteEndPoint.ToString(), clientAdapter));
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}
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}
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}
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}
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@@ -0,0 +1,15 @@
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using System;
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using MQTTnet.Core.Server;
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namespace MQTTnet
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{
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public class MqttServerFactory
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{
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public MqttServer CreateMqttServer(MqttServerOptions options)
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{
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if (options == null) throw new ArgumentNullException(nameof(options));
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return new MqttServer(options, new MqttServerAdapter());
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}
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}
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}
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@@ -0,0 +1,85 @@
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using System;
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using System.Net.Sockets;
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using System.Threading.Tasks;
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using MQTTnet.Core.Channel;
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using MQTTnet.Core.Client;
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using MQTTnet.Core.Exceptions;
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namespace MQTTnet
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{
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public class MqttTcpChannel : IMqttCommunicationChannel, IDisposable
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{
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private readonly Socket _socket;
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public MqttTcpChannel()
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{
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_socket = new Socket(SocketType.Stream, ProtocolType.Tcp);
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}
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public MqttTcpChannel(Socket socket)
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{
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_socket = socket ?? throw new ArgumentNullException(nameof(socket));
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}
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public async Task ConnectAsync(MqttClientOptions options)
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{
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try
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{
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await Task.Factory.FromAsync(_socket.BeginConnect, _socket.EndConnect, options.Server, options.Port, null);
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}
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catch (SocketException exception)
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{
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throw new MqttCommunicationException(exception);
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}
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}
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public async Task DisconnectAsync()
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{
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try
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{
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await Task.Factory.FromAsync(_socket.BeginDisconnect, _socket.EndDisconnect, true, null);
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}
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catch (SocketException exception)
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{
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throw new MqttCommunicationException(exception);
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}
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}
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public async Task WriteAsync(byte[] buffer)
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{
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if (buffer == null) throw new ArgumentNullException(nameof(buffer));
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try
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{
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await Task.Factory.FromAsync(
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// ReSharper disable once AssignNullToNotNullAttribute
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_socket.BeginSend(buffer, 0, buffer.Length, SocketFlags.None, null, null),
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_socket.EndSend);
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}
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catch (SocketException exception)
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{
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throw new MqttCommunicationException(exception);
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}
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}
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public async Task ReadAsync(byte[] buffer)
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{
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try
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{
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await Task.Factory.FromAsync(
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// ReSharper disable once AssignNullToNotNullAttribute
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_socket.BeginReceive(buffer, 0, buffer.Length, SocketFlags.None, null, null),
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_socket.EndReceive);
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}
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catch (SocketException exception)
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{
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throw new MqttCommunicationException(exception);
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}
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}
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public void Dispose()
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{
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_socket?.Dispose();
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}
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}
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}
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@@ -0,0 +1,15 @@
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using System.Reflection;
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using System.Runtime.InteropServices;
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[assembly: AssemblyTitle("MQTTnet")]
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[assembly: AssemblyDescription("MQTTnet for .NET Framework")]
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[assembly: AssemblyConfiguration("")]
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[assembly: AssemblyCompany("Christian Kratky")]
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[assembly: AssemblyProduct("MQTTnet")]
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[assembly: AssemblyCopyright("Copyright © Christian Kratky 2016-2017")]
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[assembly: AssemblyTrademark("")]
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[assembly: AssemblyCulture("")]
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[assembly: ComVisible(false)]
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[assembly: Guid("a480ef90-0eaa-4d9a-b271-47a9c47f6f7d")]
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[assembly: AssemblyVersion("2.1.0.4")]
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[assembly: AssemblyFileVersion("2.1.0.4")]
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