async meta caching: can stream updates now

weed/filer2/entry.go

@@ -73,3 +73,11 @@ func (entry *Entry) ToProtoFullEntry() *filer_pb.FullEntry {
 		Entry: entry.ToProtoEntry(),
 	}
 }
+
+func FromPbEntry(dir string, entry *filer_pb.Entry) *Entry {
+	return &Entry{
+		FullPath: util.NewFullPath(dir, entry.Name),
+		Attr:     PbToEntryAttribute(entry.Attributes),
+		Chunks:   entry.Chunks,
+	}
+}

weed/filer2/filer_notify.go

@@ -56,6 +56,7 @@ func (f *Filer) logMetaEvent(fullpath string, eventNotification *filer_pb.EventN
 	event := &filer_pb.SubscribeMetadataResponse{
 		Directory:         dir,
 		EventNotification: eventNotification,
+		TsNs:              time.Now().UnixNano(),
 	}
 	data, err := proto.Marshal(event)
 	if err != nil {