gsh-digital-services/seaweedFS
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async meta caching: can stream updates now

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This commit is contained in:
Chris Lu
2020-04-21 21:16:13 -07:00
parent 4f02f7121d
commit e24b25de78
10 changed files with 236 additions and 127 deletions
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5
weed/server/filer_grpc_server_listen.go
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@@ -26,7 +26,7 @@ func (fs *FilerServer) SubscribeMetadata(req *filer_pb.SubscribeMetadataRequest,
lastReadTime = time.Unix(0, req.SinceNs)
}
eachEventNotificationFn := func(dirPath string, eventNotification *filer_pb.EventNotification) error {
eachEventNotificationFn := func(dirPath string, eventNotification *filer_pb.EventNotification, tsNs int64) error {
// get complete path to the file or directory
var entryName string
@@ -50,6 +50,7 @@ func (fs *FilerServer) SubscribeMetadata(req *filer_pb.SubscribeMetadataRequest,
message := &filer_pb.SubscribeMetadataResponse{
Directory: dirPath,
EventNotification: eventNotification,
TsNs: tsNs,
}
if err := stream.Send(message); err != nil {
glog.V(0).Infof("=> client %v: %+v", clientName, err)
@@ -70,7 +71,7 @@ func (fs *FilerServer) SubscribeMetadata(req *filer_pb.SubscribeMetadataRequest,
return fmt.Errorf("unexpected unmarshal filer_pb.SubscribeMetadataResponse: %v", err)
}
if err := eachEventNotificationFn(event.Directory, event.EventNotification); err != nil {
if err := eachEventNotificationFn(event.Directory, event.EventNotification, event.TsNs); err != nil {
return err
}