Start starts the watching process every second
()
| 66 | |
| 67 | // Start starts the watching process every second |
| 68 | func (w *watcher) Start() { |
| 69 | w.startOnce.Do(func() { |
| 70 | go func() { |
| 71 | for { |
| 72 | select { |
| 73 | case <-w.interrupt: |
| 74 | return |
| 75 | case <-time.After(w.PollInterval): |
| 76 | changed, deleted, err := w.Update() |
| 77 | if err != nil { |
| 78 | w.Log.Errorf("Error during watcher update: %v", err) |
| 79 | return |
| 80 | } |
| 81 | |
| 82 | if len(changed) > 0 || len(deleted) > 0 { |
| 83 | err = w.Callback(changed, deleted) |
| 84 | if err != nil { |
| 85 | w.Log.Errorf("Error during watcher callback: %v", err) |
| 86 | return |
| 87 | } |
| 88 | } |
| 89 | } |
| 90 | } |
| 91 | }() |
| 92 | }) |
| 93 | } |
| 94 | |
| 95 | // Stop stopps the watcher |
| 96 | func (w *watcher) Stop() { |