Merge branch 'master' of https://github.com/bingoohuang/seaweedfs

1 files changed, 37 insertions, 0 deletions

diff --git a/weed/filer/meta_replay.go b/weed/filer/meta_replay.go
new file mode 100644
index 000000000..feb76278b
--- /dev/null
+++ b/weed/filer/meta_replay.go
@@ -0,0 +1,37 @@
+package filer
+
+import (
+	"context"
+
+	"github.com/chrislusf/seaweedfs/weed/glog"
+	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"github.com/chrislusf/seaweedfs/weed/util"
+)
+
+func Replay(filerStore FilerStore, resp *filer_pb.SubscribeMetadataResponse) error {
+	message := resp.EventNotification
+	var oldPath util.FullPath
+	var newEntry *Entry
+	if message.OldEntry != nil {
+		oldPath = util.NewFullPath(resp.Directory, message.OldEntry.Name)
+		glog.V(4).Infof("deleting %v", oldPath)
+		if err := filerStore.DeleteEntry(context.Background(), oldPath); err != nil {
+			return err
+		}
+	}
+
+	if message.NewEntry != nil {
+		dir := resp.Directory
+		if message.NewParentPath != "" {
+			dir = message.NewParentPath
+		}
+		key := util.NewFullPath(dir, message.NewEntry.Name)
+		glog.V(4).Infof("creating %v", key)
+		newEntry = FromPbEntry(dir, message.NewEntry)
+		if err := filerStore.InsertEntry(context.Background(), newEntry); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}