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-Implement reconnect on connection lost as requested. Techbot will now try to re-connect every 60 seconds when a connection lost is detected.

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svn path=/trunk/; revision=33350
This commit is contained in:
Marc Piulachs 2008-05-07 19:53:14 +00:00
parent 1e922dc43f
commit 98d47d1fc4
3 changed files with 119 additions and 29 deletions
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102
irc/TechBot/TechBot.IRCLibrary/IrcClient.cs
View file

@ -16,6 +16,10 @@ namespace TechBot.IRCLibrary
/// </summary>
public delegate void ChannelUserDatabaseChangedHandler(IrcChannel channel);
public delegate void OnConnectHandler ();
public delegate void OnDisconnectHandler();
public delegate void OnConnectionLostHandler();
/// <summary>
/// An IRC client.
/// </summary>
@ -202,6 +206,10 @@ namespace TechBot.IRCLibrary
public event ChannelUserDatabaseChangedHandler ChannelUserDatabaseChanged;
public event OnConnectHandler OnConnect;
public event OnConnectionLostHandler OnConnectionLost;
public event OnDisconnectHandler OnDisconnect;
#endregion
#region Public properties
@ -291,20 +299,39 @@ namespace TechBot.IRCLibrary
/// <param name="ar">IAsyncResult object.</param>
private void ReadComplete(IAsyncResult ar)
{
StateObject stateObject = (StateObject) ar.AsyncState;
if (stateObject.Stream.CanRead)
{
int bytesReceived = stateObject.Stream.EndRead(ar);
if (bytesReceived > 0)
{
messageStream.Write(Encoding.GetString(stateObject.Buffer, 0, bytesReceived));
while (messageStream.DataAvailable)
{
OnMessageReceived(new IrcMessage(messageStream.Read()));
}
}
}
Receive();
try
{
StateObject stateObject = (StateObject)ar.AsyncState;
if (stateObject.Stream.CanRead)
{
int bytesReceived = stateObject.Stream.EndRead(ar);
if (bytesReceived > 0)
{
messageStream.Write(Encoding.GetString(stateObject.Buffer, 0, bytesReceived));
while (messageStream.DataAvailable)
{
OnMessageReceived(new IrcMessage(messageStream.Read()));
}
}
}
Receive();
}
catch (SocketException)
{
if (OnConnectionLost != null)
OnConnectionLost();
}
catch (IOException)
{
if (OnConnectionLost != null)
OnConnectionLost();
}
catch (Exception)
{
if (OnConnectionLost != null)
OnConnectionLost();
}
}
/// <summary>
@ -498,6 +525,9 @@ namespace TechBot.IRCLibrary
connected = false;
tcpClient.Close();
tcpClient = null;
if (OnDisconnect != null)
OnDisconnect();
}
}
@ -507,19 +537,37 @@ namespace TechBot.IRCLibrary
/// <param name="message">The message to be sent.</param>
public void SendMessage(IrcMessage message)
{
if (!connected)
{
throw new NotConnectedException();
}
/* Serialize sending messages */
lock (typeof(IrcClient))
{
NetworkStream networkStream = tcpClient.GetStream();
byte[] bytes = Encoding.GetBytes(message.Line);
networkStream.Write(bytes, 0, bytes.Length);
networkStream.Flush();
}
try
{
if (!connected)
{
throw new NotConnectedException();
}
/* Serialize sending messages */
lock (typeof(IrcClient))
{
NetworkStream networkStream = tcpClient.GetStream();
byte[] bytes = Encoding.GetBytes(message.Line);
networkStream.Write(bytes, 0, bytes.Length);
networkStream.Flush();
}
}
catch (SocketException)
{
if (OnConnectionLost != null)
OnConnectionLost();
}
catch (IOException)
{
if (OnConnectionLost != null)
OnConnectionLost();
}
catch (Exception)
{
if (OnConnectionLost != null)
OnConnectionLost();
}
}
/// <summary>

44
irc/TechBot/TechBot.Library/TechBotIrcService.cs
View file

@ -71,13 +71,27 @@ namespace TechBot.Library
m_IrcClient = new IrcClient();
m_IrcClient.Encoding = Encoding.GetEncoding("iso-8859-1");
m_IrcClient.OnConnect += new OnConnectHandler(m_IrcClient_OnConnect);
m_IrcClient.OnConnectionLost += new OnConnectionLostHandler(m_IrcClient_OnConnectionLost);
m_IrcClient.OnDisconnect += new OnDisconnectHandler(m_IrcClient_OnDisconnect);
m_IrcClient.MessageReceived += new MessageReceivedHandler(client_MessageReceived);
m_IrcClient.ChannelUserDatabaseChanged += new ChannelUserDatabaseChangedHandler(client_ChannelUserDatabaseChanged);
Connect();
}
void m_IrcClient_OnConnect()
{
Console.WriteLine("Connected...");
}
private void Connect()
{
Console.WriteLine("Connecting to {0} port {1}",
hostname,
port);
m_IrcClient.Connect(hostname, port);
Console.WriteLine("Connected...");
m_IrcClient.Register(botname, password, null);
Console.WriteLine("Registered as {0}...", botname);
JoinChannels();
@ -89,9 +103,37 @@ namespace TechBot.Library
PartChannels();
m_IrcClient.Diconnect();
}
void m_IrcClient_OnDisconnect()
{
Console.WriteLine("Disconnected...");
}
void m_IrcClient_OnConnectionLost()
{
//Dispose old connection
Disconnect();
//Sleep for 1 minute
Thread.Sleep(1000 * 60);
//Try to reconnect
Connect();
}
private void Disconnect()
{
try
{
m_IrcClient.Diconnect();
}
catch (Exception)
{
//
}
}
public void Stop()
{
isStopped = true;

2
irc/TechBot/TechBot/TechBotService.cs
View file

@ -9,7 +9,7 @@ using System.Configuration.Install;
namespace TechBot
{
public class TechBotService : System.ServiceProcess.ServiceBase
public class TechBotService : ServiceBase
{
private Thread thread;
private ServiceThread threadWorker;