private void TryReconnect()
{
bool shouldTry;
lock (registrationLock)
shouldTry = registrations.Any();
if (shouldTry)
{
if (!WaitForConnection())
{
Thread.Sleep(5000);
Task.Run(() => TryReconnect());
}
else
{
log.Write(LogVerbosity.Info, "Reconnected");
reconnecting = false;
ConnectionRestored?.Invoke();
}
}
else
{
reconnecting = false;
}
}
private bool HandleExceptions(Action action)
{
var cancellationToken = _operationCancellationTokenSource.Token;
bool success = false;
try
{
if (_credentials != null && (_serviceClient?.IsClosedOrFaulted ?? false))
{
_serviceClient = ClientsManager.Create(_credentials.Value);
}
if (ConnectionState == ManagerConnectionState.Disconnected)
{
ConnectionState = ManagerConnectionState.Connecting;
}
action();
success = true;
if (ConnectionState != ManagerConnectionState.Connected)
{
ConnectionState = ManagerConnectionState.Connected;
ConnectionRestored?.Invoke();
}
}
catch (System.Exception e)
{
if (!cancellationToken.IsCancellationRequested)
{
if (SystemUtils.IsFaultExceptionHasCode(e, ServiceFaultCodes.AccessDenied))
{
LoginOrPasswordInvalid?.Invoke();
}
//if data is wrong or secretKey.Length is wrong
else if (
SystemUtils.IsFaultExceptionHasCode(e, ServiceFaultCodes.DecryptionError) ||
e is SerializationException ||
e is DecryptException ||
e.Message == "Key length not 128/192/256 bits.")
{
SecretCodeInvalid?.Invoke();
}
else if (ConnectionState != ManagerConnectionState.Connected)
{
ConnectionLost?.Invoke();
}
else
{
ConnectionError?.Invoke();
}
ConnectionState = ManagerConnectionState.Disconnected;
success = false;
}
}
if (cancellationToken.IsCancellationRequested)
{
return(false);
}
return(success);
}
private void Handler_HasCome(object sender, Message msg)
{
_toServiceMessenger = Utils.GetAnswerMessenger(msg);
switch ((ServiceOperation)msg.What)
{
case ServiceOperation.GetClientSettings:
_callbacks.Dequeue(ServiceOperation.GetClientSettings, Utils.GetData <ConnectionCredentials>(msg));
break;
case ServiceOperation.GetIsConnected:
_callbacks.Dequeue(ServiceOperation.GetIsConnected, Utils.GetData <ManagerConnectionState>(msg));
break;
case ServiceOperation.GetScenarios:
_callbacks.Dequeue(ServiceOperation.GetScenarios, Utils.GetData <ScenarioInfo[]>(msg));
break;
case ServiceOperation.GetNotifications:
_callbacks.Dequeue(ServiceOperation.GetNotifications, Utils.GetData <LazuriteNotification[]>(msg));
break;
case ServiceOperation.ConnectionLost:
ConnectionLost?.Invoke();
break;
case ServiceOperation.ConnectionRestored:
ConnectionRestored?.Invoke();
break;
case ServiceOperation.CredentialsInvalid:
LoginOrPasswordInvalid?.Invoke();
break;
case ServiceOperation.CredentialsLoaded:
CredentialsLoaded?.Invoke();
break;
case ServiceOperation.NeedClientSettings:
NeedClientSettings?.Invoke();
break;
case ServiceOperation.NeedRefresh:
NeedRefresh?.Invoke();
break;
case ServiceOperation.ScenariosChanged:
ScenariosChanged?.Invoke(Utils.GetData <ScenarioInfo[]>(msg));
break;
case ServiceOperation.SecretCodeInvalid:
SecretCodeInvalid?.Invoke();
break;
case ServiceOperation.ConnectionError:
ConnectionError?.Invoke();
break;
}
}
private void RaiseConnectionRestored(IMessageAdapter adapter)
{
#pragma warning disable 618
Restored?.Invoke();
#pragma warning restore 618
if (adapter != null)
{
ConnectionRestored?.Invoke(adapter);
}
}
private void onConnectionRestored()
{
if (isConnected())
{
Debug.Assert(false);
return;
}
stopConnectionCheckingTimer();
Trace.TraceInformation("[GitLabInstance] Connection restored ({0})", HostName);
ConnectionRestored?.Invoke();
}
private void TryReconnect()
{
if (registrations.Any())
{
if (!WaitForConnection())
{
Thread.Sleep(5000);
TryReconnect();
}
else
{
reconnecting = false;
ConnectionRestored?.Invoke();
}
}
reconnecting = false;
}
public SocketSubscription(IWebsocket socket)
{
Socket = socket;
Events = new List <SocketEvent>();
waitingForEvents = new List <SocketEvent>();
MessageHandlers = new Dictionary <string, Func <SocketSubscription, JToken, bool> >();
Socket.OnClose += () =>
{
if (lostTriggered)
{
return;
}
Socket.DisconnectTime = DateTime.UtcNow;
lostTriggered = true;
lock (eventLock)
{
foreach (var events in Events)
{
events.Reset();
}
}
if (Socket.ShouldReconnect)
{
ConnectionLost?.Invoke();
}
};
Socket.OnOpen += () =>
{
if (lostTriggered)
{
lostTriggered = false;
ConnectionRestored?.Invoke(Socket.DisconnectTime.HasValue ? DateTime.UtcNow - Socket.DisconnectTime.Value: TimeSpan.FromSeconds(0));
}
};
}
private void TryReconnect()
{
bool shouldTry = false;
lock (registrationLock)
shouldTry = registrations.Any();
if (shouldTry)
{
if (!WaitForConnection())
{
Thread.Sleep(5000);
TryReconnect();
}
else
{
reconnecting = false;
ConnectionRestored?.Invoke();
}
}
reconnecting = false;
}
public SocketConnection(SocketClient client, IWebsocket socket)
{
log = client.log;
socketClient = client;
pendingRequests = new List <PendingRequest>();
handlers = new List <SocketSubscription>();
Socket = socket;
Socket.Timeout = client.SocketNoDataTimeout;
Socket.OnMessage += ProcessMessage;
Socket.OnClose += () =>
{
if (lostTriggered)
{
return;
}
DisconnectTime = DateTime.UtcNow;
lostTriggered = true;
if (ShouldReconnect)
{
ConnectionLost?.Invoke();
}
};
Socket.OnClose += SocketOnClose;
Socket.OnOpen += () =>
{
PausedActivity = false;
Connected = true;
if (lostTriggered)
{
lostTriggered = false;
ConnectionRestored?.Invoke(DisconnectTime.HasValue ? DateTime.UtcNow - DisconnectTime.Value: TimeSpan.FromSeconds(0));
}
};
}
/// <summary>
/// Handles lidgren connection close event (fires Closed event).
/// </summary>
public override void OnConnectionClose()
{
if (!gracefulClosing && !attemptingReconnection)
{
ConnectionInterrupted?.Invoke();
attemptingReconnection = true;
PausedConnectionResponse response = new PausedConnectionResponse
{
ReconnectHost = Host,
ReconnectPort = Port
};
while (!gracefulClosing && failures < RetryAttempts)
{
response.FailedAttempts = failures;
ConnectionPaused?.Invoke(response);
if (response.Abort)
{
break;
}
NetConnection newConnection = Client.Connect(response.ReconnectHost, response.ReconnectPort);
try
{
newConnection.WaitForConnectionToOpen();
RestoreConnection(newConnection, response);
ConnectionRestored?.Invoke();
return;
}
catch (ConnectionOpenException)
{
failures++;
}
}
ConnectionAborted?.Invoke();
AbortConnection();
}
}
/// <summary>
/// Event invocator for the <see cref="ConnectionRestored"/> event
/// </summary>
protected virtual void OnConnectionRestored()
{
ConnectionRestored?.Invoke(this, EventArgs.Empty);
}
private void OnConnectionRestored()
{
Log.Debug("On Connection Restored");
ConnectionRestored?.Invoke(this, EventArgs.Empty);
}
private async void InvokeConnectionRestored()
{
await Task.Run(() => ConnectionRestored?.Invoke(DisconnectTime.HasValue ? DateTime.UtcNow - DisconnectTime.Value : TimeSpan.FromSeconds(0))).ConfigureAwait(false);
}
/// <summary>
/// Handler for a socket closing. Reconnects the socket if needed, or removes it from the active socket list if not
/// </summary>
protected virtual void SocketOnClose()
{
if (socketClient.AutoReconnect && ShouldReconnect)
{
if (Socket.Reconnecting)
{
return; // Already reconnecting
}
Socket.Reconnecting = true;
log.Write(LogVerbosity.Info, $"Socket {Socket.Id} Connection lost, will try to reconnect after {socketClient.ReconnectInterval}");
Task.Run(async() =>
{
while (ShouldReconnect)
{
await Task.Delay(socketClient.ReconnectInterval).ConfigureAwait(false);
if (!ShouldReconnect)
{
// Should reconnect changed to false while waiting to reconnect
Socket.Reconnecting = false;
return;
}
Socket.Reset();
if (!await Socket.Connect().ConfigureAwait(false))
{
log.Write(LogVerbosity.Debug, $"Socket {Socket.Id} failed to reconnect");
continue;
}
var time = DisconnectTime;
DisconnectTime = null;
log.Write(LogVerbosity.Info, $"Socket {Socket.Id} reconnected after {DateTime.UtcNow - time}");
var reconnectResult = await ProcessReconnect().ConfigureAwait(false);
if (!reconnectResult)
{
await Socket.Close().ConfigureAwait(false);
}
else
{
if (lostTriggered)
{
lostTriggered = false;
Task.Run(() => ConnectionRestored?.Invoke(DisconnectTime.HasValue ? DateTime.UtcNow - DisconnectTime.Value : TimeSpan.FromSeconds(0)));
}
break;
}
}
Socket.Reconnecting = false;
});
}
else
{
log.Write(LogVerbosity.Info, $"Socket {Socket.Id} closed");
Socket.Dispose();
Closed?.Invoke();
}
}
/// <summary>
/// Event invocator for the <see cref="ConnectionRestored"/> event
/// </summary>
protected virtual void OnConnectionRestored()
{
Log.Trace("DefaultConnectionHandler.OnConnectionRestored(): WebSocket connection restored.");
ConnectionRestored?.Invoke(this, EventArgs.Empty);
}