func accept(ch <-chan *store.Bucket, register *map[string]*store.Bucket) {
for m := range ch {
k := m.String()
var bucket *store.Bucket
registerLocker.Lock()
bucket, ok := (*register)[k]
if !ok {
(*register)[k] = m
} else {
bucket.Add(m)
}
registerLocker.Unlock()
}
}
