private void OnAccept(IAsyncResult ares)
{
Logger.Write (LogLevel.Debug, Strings.Server_Accepting);
Connection connection = null;
lock (accept_lock) {
accepting = false;
}
try {
try {
Socket accepted = listen_socket.EndAccept (ares);
connection = new Connection (accepted, this);
lock (connections)
connections.Add (connection);
} catch (System.Net.Sockets.SocketException e) {
Logger.Write (LogLevel.Error,
Strings.Server_AcceptFailed, e.Message);
if (e.ErrorCode == 10022)
Stop ();
} catch (System.ObjectDisposedException) {
Logger.Write (LogLevel.Debug, Strings.Server_ConnectionClosed);
return; // Already done (e.g., shutdown)
}
if (CanAccept)
BeginAccept ();
} catch (System.Exception e) {
Logger.Write (LogLevel.Error,
Strings.Server_AcceptFailed, e.Message);
}
if (connection == null)
return;
try {
connection.Run ();
} catch (System.Exception e) {
Logger.Write (LogLevel.Error,
Strings.Server_ConnectionFailed, e.Message);
try {
// Upon catastrophic failure, forcefully stop
// all remaining connection activity, since no
// specific error-handling kicked in to rescue
// the connection or its requests and the
// connection's main loop has now terminated.
// This prevents abandoned FastCGI connections
// from staying open indefinitely.
EndConnection(connection);
Logger.Write (LogLevel.Debug, Strings.Server_ConnectionClosed);
} catch {
// Ignore at this point -- too bad
}
}
}
