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fix(a2a): Fix task cancellation race condition #198

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fix(a2a): Fix task cancellation race condition #198

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0028383
Fix(a2a): Fix task cancellation race condition
claude[bot] Oct 22, 2025
798c09e
chore: Remove redundant comments
edenreich Oct 22, 2025
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17 changes: 5 additions & 12 deletions internal/services/background_task_service.go
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Original file line number Diff line number Diff line change
Expand Up @@ -55,16 +55,11 @@ func (s *BackgroundTaskService) CancelBackgroundTask(taskID string) error {

logger.Info("Canceling background task", "task_id", taskID)

backgroundTasks := s.GetBackgroundTasks()

var targetTask *domain.TaskPollingState
for i := range backgroundTasks {
if backgroundTasks[i].TaskID == taskID {
targetTask = &backgroundTasks[i]
break
}
if s.taskTracker == nil {
return fmt.Errorf("task tracker not available")
}

targetTask := s.taskTracker.GetPollingState(taskID)
if targetTask == nil {
return fmt.Errorf("task %s not found in background tasks", taskID)
}
Expand All @@ -79,10 +74,8 @@ func (s *BackgroundTaskService) CancelBackgroundTask(taskID string) error {
targetTask.CancelFunc()
}

if s.taskTracker != nil {
s.taskTracker.StopPolling(taskID)
s.taskTracker.RemoveTask(taskID)
}
s.taskTracker.StopPolling(taskID)
s.taskTracker.RemoveTask(taskID)

logger.Info("Task cancelled successfully", "task_id", taskID)
return nil
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