public string ResumeWorkflowAsync_new(WorkflowRun workflowRun, IWorkflowEvent resumeEvent)
{
Factory.WorkflowRunTaskManager.RegisterStart(workflowRun.TaskId);
bool runInForeground = WorkflowRunContext.Current.RunTriggersInCurrentThread;
var queueEvent = resumeEvent as IWorkflowQueuedEvent;
if (queueEvent == null)
{
EventLog.Application.WriteError("Attempted to queue a resume task that cannot be queued, running it on the foreground thread instead. EventType: {resumeEvent.GetType()}");
runInForeground = true;
}
if (runInForeground)
{
ResumeWorkflow(workflowRun, resumeEvent);
}
else
{
var task = ResumeWorkflowHandler.CreateBackgroundTask(workflowRun, queueEvent);
Factory.BackgroundTaskManager.EnqueueTask(task);
HandleDiagnostics(workflowRun, "Queued");
}
return(workflowRun.TaskId);
}
public void SuspendRestore()
{
using (new SecurityBypassContext())
{
var handler = new ResumeWorkflowHandler();
var run = new WorkflowRun()
{
WorkflowRunStatus_Enum = WorkflowRunState_Enumeration.WorkflowRunSuspended
};
run.Save();
var task = ResumeWorkflowHandler.CreateBackgroundTask(run, new WorkflowRestoreEvent());
var taskEntity = handler.CreateSuspendedTask(task).As <SuspendedRun>();
taskEntity.Save();
taskEntity.Should().NotBeNull();
taskEntity.SrRun.Should().NotBeNull();
taskEntity.SrRun.Id.Should().Be(run.Id);
var bgTasks = handler.RestoreSuspendedTasks();
bgTasks.Should().HaveCount(1);
var runParam = bgTasks.First().GetData <ResumeWorkflowParams>();
runParam.WorkflowRunId.ShouldBeEquivalentTo(run.Id);
Assert.That(runParam.WorkflowRunId, Is.EqualTo(run.Id));
}
}
/// <summary>
/// Resume any suspended runs, putting them back on the queue.
/// Note that this does not deal with the queue already containing suspended runs.
/// </summary>
public static void ResumeSuspendedRuns()
{
var suspendedIds = Entity.GetCalculationMatchesAsIds("Status='Long running'", WorkflowRun.WorkflowRun_Type, false);
if (suspendedIds.Any())
{
var runs = Entity.Get <WorkflowRun>(suspendedIds);
foreach (var run in runs)
{
var restoreTask = ResumeWorkflowHandler.CreateBackgroundTask(run, new WorkflowRestoreEvent());
Factory.BackgroundTaskManager.EnqueueTask(restoreTask);
}
}
}
void ActionOnTask_new(long runId, UserCompletesTaskEvent resumeEvent, bool runInThread)
{
BackgroundTask bgTask;
using (new SecurityBypassContext())
{
var run = Entity.Get <WorkflowRun>(runId); // If we don't do this we get caching problems
var wf = run.WorkflowBeingRun;
bgTask = ResumeWorkflowHandler.CreateBackgroundTask(run, resumeEvent);
}
if (runInThread)
{
Factory.BackgroundTaskManager.ExecuteImmediately(bgTask);
}
else
{
Factory.BackgroundTaskManager.EnqueueTask(bgTask);
}
}
private WorkflowRun FinalizeRun(IRunState runState)
{
WorkflowRun run;
using (Profiler.Measure("WorkflowRunner.Instance.FinalizeRun"))
{
using (new SecurityBypassContext())
{
try
{
run = runState.WorkflowRun;
runState.CompletedAt = DateTime.UtcNow;
if (!run.IsTemporaryId)
{
run = Entity.Get <WorkflowRun>(runState.WorkflowRun,
true,
WorkflowRun.WorkflowRunExitPoint_Field,
WorkflowRun.HasTimeout_Field,
WorkflowRun.PendingActivity_Field,
WorkflowRun.RunStepCounter_Field,
WorkflowRun.WorkflowRunStatus_Field,
WorkflowRun.RunCompletedAt_Field,
WorkflowRun.StateInfo_Field);
}
var deferredRun = run as WorkflowRunDeferred;
if (deferredRun != null)
{
deferredRun.Sync();
}
runState.SyncToRun(run);
WorkflowRunContext.Current.DeferSave(run);
//
// Raise a completed child event
//
if (run != null && run.ParentRun != null && IsRunCompleted(run))
{
// This should be hooked into an eventing system. As we don't have one, just run the resume async.
runState.WorkflowInvoker.PostEvent(new ChildWorkflowCompletedEvent(run));
}
//
// Add a restore message to the queue if we are suspended
//
if (run != null && run.WorkflowRunStatus_Enum == WorkflowRunState_Enumeration.WorkflowRunSuspended)
{
WorkflowRunContext.Current.DeferAction(() =>
{
// This should be hooked into an eventing system. As we don't have one, just run the resume async.
var restoreTask = ResumeWorkflowHandler.CreateBackgroundTask(run, new WorkflowRestoreEvent());
Factory.BackgroundTaskManager.EnqueueTask(restoreTask);
});
}
//
// Let the world know we have finished
WorkflowRunContext.Current.DeferAction(() =>
{
if (run.WorkflowRunStatus_Enum == WorkflowRunState_Enumeration.WorkflowRunPaused ||
run.WorkflowRunStatus_Enum == WorkflowRunState_Enumeration.WorkflowRunCompleted ||
run.WorkflowRunStatus_Enum == WorkflowRunState_Enumeration.WorkflowRunFailed)
{
Factory.WorkflowRunTaskManager.RegisterComplete(run.TaskId, run.Id.ToString(CultureInfo.InvariantCulture));
}
else
{
Factory.WorkflowRunTaskManager.SetResult(run.TaskId, run.Id.ToString(CultureInfo.InvariantCulture));
}
HandleDiagnostics(run, run.WorkflowRunStatus_Enum.ToString());
});
}
catch (Exception ex)
{
Workflow workflow = runState != null?Entity.Get <Workflow>(runState.WorkflowRunId) : null;
var msg = string.Format("Workflow: {0}. Unexpected error when finalizing the workflow run ({1}), version ({2}).",
runState != null ? runState.GetSafeWorkflowDescription() : "",
runState != null ? runState.WorkflowRunId : -1L,
workflow != null ? workflow.WorkflowVersion : 0);
var log = msg + Environment.NewLine + ex.Message;
#if DEBUG
log += Environment.NewLine + ex.StackTrace;
#endif
EventLog.Application.WriteError(log);
throw new Exception(msg, ex);
}
}
}
return(run);
}
