Catching of "No such host is known" exception
I have added the catching of exception if server address is invalid or no internet connection. Also I have added the IRCClient console application for testing.
This commit is contained in:
Andrej
parent
7907d22aea
commit
36b03fd4c2
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@ -1,30 +1,46 @@
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Microsoft Visual Studio Solution File, Format Version 11.00
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# Visual Studio 2010
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ChatSharp", "ChatSharp\ChatSharp.csproj", "{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Debug|Mixed Platforms = Debug|Mixed Platforms
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Debug|x86 = Debug|x86
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Release|Any CPU = Release|Any CPU
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Release|Mixed Platforms = Release|Mixed Platforms
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Release|x86 = Release|x86
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Debug|x86.ActiveCfg = Debug|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Release|Any CPU.Build.0 = Release|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Release|Mixed Platforms.Build.0 = Release|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Release|x86.ActiveCfg = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal
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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio 14
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VisualStudioVersion = 14.0.23107.0
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ChatSharp", "ChatSharp\ChatSharp.csproj", "{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "IRCClient", "IRCClient\IRCClient.csproj", "{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Debug|Mixed Platforms = Debug|Mixed Platforms
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Debug|x86 = Debug|x86
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Release|Any CPU = Release|Any CPU
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Release|Mixed Platforms = Release|Mixed Platforms
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Release|x86 = Release|x86
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Debug|x86.ActiveCfg = Debug|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Release|Any CPU.Build.0 = Release|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Release|Mixed Platforms.Build.0 = Release|Any CPU
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{4033AFFA-BEA3-4BDF-84EA-59A23360FD36}.Release|x86.ActiveCfg = Release|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Debug|x86.ActiveCfg = Debug|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Debug|x86.Build.0 = Debug|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Release|Any CPU.Build.0 = Release|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Release|Mixed Platforms.Build.0 = Release|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Release|x86.ActiveCfg = Release|Any CPU
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{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}.Release|x86.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal
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@ -45,6 +45,7 @@
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<Compile Include="Events\ChannelTopicEventArgs.cs" />
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<Compile Include="Events\ChannelEventArgs.cs" />
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<Compile Include="Events\ChannelUserEventArgs.cs" />
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<Compile Include="Events\ErrorEventArgs.cs" />
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<Compile Include="Events\IrcNoticeEventArgs.cs" />
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<Compile Include="Events\ErronousNickEventArgs.cs" />
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<Compile Include="Events\ModeChangeEventArgs.cs" />
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@ -0,0 +1,21 @@
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using System;
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using System.Net.Sockets;
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namespace ChatSharp.Events
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{
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/// <summary>
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/// Raised when a Error occurs.
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/// </summary>
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public class ErrorEventArgs : EventArgs
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{
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/// <summary>
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/// The error that has occured.
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/// </summary>
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public string Error { get; set; }
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internal ErrorEventArgs(string error)
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{
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Error = error;
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}
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}
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}
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@ -211,26 +211,36 @@ namespace ChatSharp
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private void ConnectComplete(IAsyncResult result)
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{
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Socket.EndConnect(result);
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NetworkStream = new NetworkStream(Socket);
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if (UseSSL)
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try
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{
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if (IgnoreInvalidSSL)
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NetworkStream = new SslStream(NetworkStream, false, (sender, certificate, chain, policyErrors) => true);
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else
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NetworkStream = new SslStream(NetworkStream);
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((SslStream)NetworkStream).AuthenticateAsClient(ServerHostname);
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}
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Socket.EndConnect(result);
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NetworkStream = new NetworkStream(Socket);
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if (UseSSL)
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{
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if (IgnoreInvalidSSL)
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NetworkStream = new SslStream(NetworkStream, false, (sender, certificate, chain, policyErrors) => true);
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else
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NetworkStream = new SslStream(NetworkStream);
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((SslStream)NetworkStream).AuthenticateAsClient(ServerHostname);
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}
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NetworkStream.BeginRead(ReadBuffer, ReadBufferIndex, ReadBuffer.Length, DataRecieved, null);
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// Write login info
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if (!string.IsNullOrEmpty(User.Password))
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SendRawMessage("PASS {0}", User.Password);
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SendRawMessage("NICK {0}", User.Nick);
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// hostname, servername are ignored by most IRC servers
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SendRawMessage("USER {0} hostname servername :{1}", User.User, User.RealName);
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PingTimer.Start();
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NetworkStream.BeginRead(ReadBuffer, ReadBufferIndex, ReadBuffer.Length, DataRecieved, null);
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// Write login info
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if (!string.IsNullOrEmpty(User.Password))
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SendRawMessage("PASS {0}", User.Password);
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SendRawMessage("NICK {0}", User.Nick);
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// hostname, servername are ignored by most IRC servers
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SendRawMessage("USER {0} hostname servername :{1}", User.User, User.RealName);
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PingTimer.Start();
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}
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catch (SocketException e)
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{
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OnNetworkError(new SocketErrorEventArgs(e.SocketErrorCode));
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}
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catch (Exception e)
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{
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OnError(new Events.ErrorEventArgs(e.Message));
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}
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}
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private void DataRecieved(IAsyncResult result)
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@ -356,6 +366,14 @@ namespace ChatSharp
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}
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}
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/// <summary>
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/// Raised for errors.
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/// </summary>
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public event EventHandler<Events.ErrorEventArgs> Error;
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internal void OnError(Events.ErrorEventArgs e)
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{
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if (Error != null) Error(this, e);
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}
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/// <summary>
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/// Raised for socket errors. ChatSharp does not automatically reconnect.
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/// </summary>
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@ -0,0 +1,6 @@
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<?xml version="1.0" encoding="utf-8" ?>
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<configuration>
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<startup>
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<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2" />
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</startup>
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</configuration>
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@ -0,0 +1,66 @@
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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>{939CC9EC-EE9F-47DC-BC5B-D016B6B6E561}</ProjectGuid>
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<OutputType>Exe</OutputType>
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<AppDesignerFolder>Properties</AppDesignerFolder>
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<RootNamespace>IRCClient</RootNamespace>
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<AssemblyName>IRCClient</AssemblyName>
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<TargetFrameworkVersion>v4.5.2</TargetFrameworkVersion>
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<FileAlignment>512</FileAlignment>
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<AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
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<PlatformTarget>AnyCPU</PlatformTarget>
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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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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
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<PlatformTarget>AnyCPU</PlatformTarget>
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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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</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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<Reference Include="System.Xml.Linq" />
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<Reference Include="System.Data.DataSetExtensions" />
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<Reference Include="Microsoft.CSharp" />
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<Reference Include="System.Data" />
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<Reference Include="System.Net.Http" />
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<Reference Include="System.Xml" />
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</ItemGroup>
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<ItemGroup>
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<Compile Include="Program.cs" />
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<Compile Include="Properties\AssemblyInfo.cs" />
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</ItemGroup>
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<ItemGroup>
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<None Include="App.config" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\ChatSharp\ChatSharp.csproj">
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<Project>{4033affa-bea3-4bdf-84ea-59a23360fd36}</Project>
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<Name>ChatSharp</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 +1,54 @@
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Linq;
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using System.Net.Sockets;
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using System.Text;
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using System.Threading.Tasks;
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using ChatSharp;
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namespace IRCClient
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{
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class Program
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{
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static void Main(string[] args)
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{
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//https://github.com/SirCmpwn/ChatSharp
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var client = new IrcClient("InvalidAddress", new IrcUser("ChatSharp", "ChatSharp"));
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// var client = new IrcClient("irc.freenode.net", new IrcUser("ChatSharp", "ChatSharp"));
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// var client = new IrcClient("localhost", new IrcUser("ChatSharp", "ChatSharp"));
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Console.WriteLine("IRC client. " + client.ServerAddress);
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client.ConnectionComplete += (s, e) => {
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Console.WriteLine("ConnectionComplete.");
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client.JoinChannel("#botwar");
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};
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client.UserJoinedChannel += (s, e) => {
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Console.WriteLine("The " + e.User.Nick + " user has joined to the " + e.Channel.Name + " channel.");
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};
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client.NetworkError += (s, e) => Console.WriteLine("NetworkError: " + new Win32Exception((int)e.SocketError).Message);
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client.Error += (s, e) => Console.WriteLine("Error: " + e.Error);
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client.ChannelMessageRecieved += (s, e) =>
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{
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var channel = client.Channels[e.PrivateMessage.Source];
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if (e.PrivateMessage.Message == ".list")
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channel.SendMessage(string.Join(", ", channel.Users.Select(u => u.Nick)));
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else if (e.PrivateMessage.Message.StartsWith(".ban "))
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{
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if (!channel.UsersByMode['@'].Contains(client.User))
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{
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channel.SendMessage("I'm not an op here!");
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return;
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}
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var target = e.PrivateMessage.Message.Substring(5);
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client.WhoIs(target, whois => channel.ChangeMode("+b *!*@" + whois.User.Hostname));
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}
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};
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client.ConnectAsync();
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while (true) ; // Waste CPU cycles
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}
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}
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}
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@ -0,0 +1,36 @@
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using System.Reflection;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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// General Information about an assembly is controlled through the following
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// set of attributes. Change these attribute values to modify the information
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// associated with an assembly.
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[assembly: AssemblyTitle("IRCClient")]
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[assembly: AssemblyDescription("")]
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[assembly: AssemblyConfiguration("")]
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[assembly: AssemblyCompany("")]
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[assembly: AssemblyProduct("IRCClient")]
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[assembly: AssemblyCopyright("Copyright © 2017")]
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[assembly: AssemblyTrademark("")]
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[assembly: AssemblyCulture("")]
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// Setting ComVisible to false makes the types in this assembly not visible
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// to COM components. If you need to access a type in this assembly from
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// COM, set the ComVisible attribute to true on that type.
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[assembly: ComVisible(false)]
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// The following GUID is for the ID of the typelib if this project is exposed to COM
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[assembly: Guid("939cc9ec-ee9f-47dc-bc5b-d016b6b6e561")]
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// Version information for an assembly consists of the following four values:
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//
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// Major Version
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||||
// Minor Version
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// Build Number
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||||
// Revision
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||||
//
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||||
// You can specify all the values or you can default the Build and Revision Numbers
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||||
// by using the '*' as shown below:
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// [assembly: AssemblyVersion("1.0.*")]
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[assembly: AssemblyVersion("1.0.0.0")]
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[assembly: AssemblyFileVersion("1.0.0.0")]
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