internal static SecurityActivityHistory GetHistory()
{
SecurityActivityHistory result;
var list = new List <SecurityActivityHistoryItem>(_history.Length);
lock (_lock)
{
for (var i = _position; i < _history.Length; i++)
{
if (_history[i] != null)
{
list.Add(_history[i]);
}
}
for (var i = 0; i < _position; i++)
{
if (_history[i] != null)
{
list.Add(_history[i]);
}
}
result = new SecurityActivityHistory
{
State = SecurityActivityQueue.GetCurrentState(),
Recent = list.ToArray()
};
}
return(result);
}
public Serializer(SecurityActivityQueue securityActivityQueue, SecurityActivityHistoryController activityHistory,
DataHandler dataHandler)
{
_securityActivityQueue = securityActivityQueue;
_activityHistory = activityHistory;
_dataHandler = dataHandler;
}
internal static SecurityActivityHistory Reset()
{
SecurityActivityHistory result;
lock (_lock)
{
for (var i = 0; i < _history.Length; i++)
{
_history[i] = null;
}
_position = 0;
_unfinished = 0;
result = new SecurityActivityHistory
{
State = SecurityActivityQueue.GetCurrentState(),
Recent = new SecurityActivityHistoryItem[0]
};
}
return(result);
}
internal static void HealthCheck()
{
if (IsWorking())
{
SnTrace.Security.Write("SAQ: Health check triggered but ignored.");
return;
}
SnTrace.Security.Write("SAQ: Health check triggered.");
var state = TerminationHistory.GetCurrentState();
var gapsLength = state.Gaps.Length;
if (gapsLength > 0)
{
SnTrace.SecurityQueue.Write("SAQ: Health checker is processing {0} gap{1}.", gapsLength, gapsLength > 1 ? "s" : "");
var notLoaded = state.Gaps.ToList();
foreach (var activity in new SecurityActivityLoader(state.Gaps, false))
{
SecurityActivityQueue.ExecuteActivity(activity);
// memorize executed
notLoaded.Remove(activity.Id);
}
// forget not loaded activities.
TerminationHistory.RemoveFromGaps(notLoaded);
}
var lastId = TerminationHistory.GetLastTerminatedId();
var lastDbId = DataHandler.GetLastSecurityActivityId(SecurityContext.StartedAt);
if (lastId < lastDbId)
{
SnTrace.SecurityQueue.Write("SAQ: Health checker is processing activities from {0} to {1}", lastId + 1, lastDbId);
foreach (var activity in new SecurityActivityLoader(lastId + 1, lastDbId, false))
{
SecurityActivityQueue.ExecuteActivity(activity);
}
}
}
// for testing purposes we need a parameterless method because ElapsedEventArgs has only internal constructor
private static void Timer_Elapsed()
{
if (Debugger.IsAttached)
{
return;
}
var timerEnabled = _timer.Enabled;
_timer.Enabled = false;
try
{
SecurityActivityQueue.HealthCheck();
DataHandler.CleanupSecurityActivities();
}
catch (Exception ex) //logged
{
SnLog.WriteException(ex, EventMessage.Error.HealthCheck, EventId.RepositoryRuntime);
}
finally
{
_timer.Enabled = timerEnabled;
}
}
internal static CompletionState GetCurrent()
{
return(SecurityActivityQueue.GetCurrentCompletionState());
}
