/// <summary>
/// Dns relay session constructor.
/// </summary>
/// <param name="server">Owner relay server.</param>
/// <param name="realyItem">Relay item.</param>
/// <exception cref="ArgumentNullException">Is raised when <b>server</b> or <b>realyItem</b> is null.</exception>
/// <exception cref="ArgumentException">Is raised when any of the arguments has invalid value.</exception>
internal Relay_Session(Relay_Server server,Relay_QueueItem realyItem)
{
if(server == null){
throw new ArgumentNullException("server");
}
if(realyItem == null){
throw new ArgumentNullException("realyItem");
}
m_pServer = server;
m_pRelayItem = realyItem;
m_SessionID = Guid.NewGuid().ToString();
m_SessionCreateTime = DateTime.Now;
m_pTargets = new List<Relay_Target>();
m_pSmtpClient = new SMTP_Client();
}
/// <summary>
/// Completes relay session and does clean up. This method is thread-safe.
/// </summary>
/// <param name="exception">Exception happened or null if relay completed successfully.</param>
public void Dispose(Exception exception)
{
try{
lock(this){
if(m_IsDisposed){
return;
}
try{
m_pServer.OnSessionCompleted(this,exception);
}
catch{
}
m_pServer.Sessions.Remove(this);
m_IsDisposed = true;
m_pLocalBindInfo = null;
m_pRelayItem = null;
m_pSmartHosts = null;
if(m_pSmtpClient != null){
m_pSmtpClient.Dispose();
m_pSmtpClient = null;
}
m_pTargets = null;
if(m_pActiveTarget != null){
m_pServer.RemoveIpUsage(m_pActiveTarget.Target.Address);
m_pActiveTarget = null;
}
m_pServer = null;
}
}
catch(Exception x){
if(m_pServer != null){
m_pServer.OnError(x);
}
}
}