// etcdWatch calls etcd's Watch function, and handles any errors. Meant to be called
// as a goroutine.
func (w *etcdWatcher) etcdWatch(client tools.EtcdClient, key string, resourceVersion uint64) {
// glog.Infof("Watching")
defer util.HandleCrash()
defer close(w.etcdError)
if resourceVersion == 0 {
latest, err := etcdGetInitialWatchState(client, key, w.list, w.etcdIncoming)
if err != nil {
if etcdError, ok := err.(*etcd.EtcdError); ok && etcdError != nil && etcdError.ErrorCode == tools.EtcdErrorCodeNotFound {
// glog.Errorf("Error getting initial watch, key not found: %v", err)
return
}
glog.Errorf("Error getting initial watch: %v", err)
w.etcdError <- err
return
}
resourceVersion = latest + 1
}
response, err := client.Watch(key, resourceVersion, w.list, w.etcdIncoming, w.etcdStop)
glog.Infof("response is %v", response)
if err != nil && err != etcd.ErrWatchStoppedByUser {
glog.Errorf("Error watch: %v", err)
w.etcdError <- err
}
}
// etcdWatch calls etcd's Watch function, and handles any errors. Meant to be called
// as a goroutine.
func (w *etcdWatcher) etcdWatch(client tools.EtcdClient, key string, resourceVersion uint64) {
defer util.HandleCrash()
defer close(w.etcdError)
if resourceVersion == 0 {
latest, err := etcdGetInitialWatchState(client, key, w.list, w.etcdIncoming)
if err != nil {
w.etcdError <- err
return
}
resourceVersion = latest + 1
}
_, err := client.Watch(key, resourceVersion, w.list, w.etcdIncoming, w.etcdStop)
if err != nil && err != etcd.ErrWatchStoppedByUser {
w.etcdError <- err
}
}
