func (watcher *DaemonWatcher) SyncContainers(handler handlers.DaemonHandler) error {
containers, err := watcher.ListContainers(docker.ListContainersOptions{})
if err != nil {
return err
}
for _, c := range containers {
exit := make(chan string)
container, err := watcher.InspectContainer(c.ID)
if err != nil {
log.Printf("Error: Inspect %s failed.", c.ID)
break
}
if err := handler.OnStart(container, &exit); err != nil {
log.Println("Error:", err)
continue
}
watcher.managedContainer[c.ID] = &exit
}
return nil
}
func (watcher *DaemonWatcher) Watch(handler handlers.DaemonHandler, watcherExit *chan string) {
listener := make(chan *docker.APIEvents)
err := watcher.AddEventListener(listener)
if err != nil {
return
}
for {
select {
case event := <-listener:
if event.Status == "start" {
exit := make(chan string)
container, err := watcher.InspectContainer(event.ID)
if err != nil {
log.Printf("Error: Inspect %s failed.", event.ID)
break
}
if err := handler.OnStart(container, &exit); err != nil {
log.Println("Error:", err)
break
}
watcher.managedContainer[event.ID] = &exit
} else if event.Status == "die" {
if _, ok := watcher.managedContainer[event.ID]; ok {
if err := handler.OnDie(event); err != nil {
break
}
watcher.removeContainerCh(event.ID)
}
}
case <-*watcherExit:
for key, _ := range watcher.managedContainer {
watcher.removeContainerCh(key)
}
return
}
}
}