supports stats

weed/mount/wfs_filer_client.go

@@ -0,0 +1,51 @@
+package mount
+
+import (
+	"github.com/chrislusf/seaweedfs/weed/glog"
+	"github.com/chrislusf/seaweedfs/weed/util"
+	"google.golang.org/grpc"
+
+	"github.com/chrislusf/seaweedfs/weed/pb"
+	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+)
+
+var _ = filer_pb.FilerClient(&WFS{})
+
+func (wfs *WFS) WithFilerClient(streamingMode bool, fn func(filer_pb.SeaweedFilerClient) error) (err error) {
+
+	return util.Retry("filer grpc", func() error {
+
+		i := wfs.option.filerIndex
+		n := len(wfs.option.FilerAddresses)
+		for x := 0; x < n; x++ {
+
+			filerGrpcAddress := wfs.option.FilerAddresses[i].ToGrpcAddress()
+			err = pb.WithGrpcClient(streamingMode, func(grpcConnection *grpc.ClientConn) error {
+				client := filer_pb.NewSeaweedFilerClient(grpcConnection)
+				return fn(client)
+			}, filerGrpcAddress, wfs.option.GrpcDialOption)
+
+			if err != nil {
+				glog.V(0).Infof("WithFilerClient %d %v: %v", x, filerGrpcAddress, err)
+			} else {
+				wfs.option.filerIndex = i
+				return nil
+			}
+
+			i++
+			if i >= n {
+				i = 0
+			}
+
+		}
+		return err
+	})
+
+}
+
+func (wfs *WFS) AdjustedUrl(location *filer_pb.Location) string {
+	if wfs.option.VolumeServerAccess == "publicUrl" {
+		return location.PublicUrl
+	}
+	return location.Url
+}