private async Task HubOnDisconnectedAsync(HubConnectionContext connection, Exception exception)
{
// send close message before aborting the connection
await SendCloseAsync(connection, exception);
// We wait on abort to complete, this is so that we can guarantee that all callbacks have fired
// before OnDisconnectedAsync
try
{
// Ensure the connection is aborted before firing disconnect
await connection.AbortAsync();
}
catch (Exception ex)
{
Log.AbortFailed(_logger, ex);
}
try
{
await _dispatcher.OnDisconnectedAsync(connection, exception);
}
catch (Exception ex)
{
Log.ErrorDispatchingHubEvent(_logger, "OnDisconnectedAsync", ex);
throw;
}
}
public async Task AbortAsync()
{
_checkTimeoutTimer.Dispose();
try
{
var clientTasks = State.ConnectionIds.Select(id => GrainFactory.GetClientGrain(id, _hubTypeId).OnDisconnectedAsync());
await Task.WhenAll(clientTasks);
}
catch (Exception ex)
{
Log.AbortFailed(_logger, ex);
}
State.Aborted = true;
DeactivateOnIdle();
}