refactoring

weed/operation/stats.go

@@ -1,26 +0,0 @@
-package operation
-
-import (
-	"context"
-	"google.golang.org/grpc"
-
-	"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
-)
-
-func Statistics(server string, grpcDialOption grpc.DialOption, req *master_pb.StatisticsRequest) (resp *master_pb.StatisticsResponse, err error) {
-
-	err = WithMasterServerClient(server, grpcDialOption, func(masterClient master_pb.SeaweedClient) error {
-
-		grpcResponse, grpcErr := masterClient.Statistics(context.Background(), req)
-		if grpcErr != nil {
-			return grpcErr
-		}
-
-		resp = grpcResponse
-
-		return nil
-
-	})
-
-	return
-}

weed/server/filer_grpc_server.go

@@ -293,13 +293,22 @@ func (fs *FilerServer) DeleteCollection(ctx context.Context, req *filer_pb.Delet
 
 func (fs *FilerServer) Statistics(ctx context.Context, req *filer_pb.StatisticsRequest) (resp *filer_pb.StatisticsResponse, err error) {
 
-	input := &master_pb.StatisticsRequest{
+	var output *master_pb.StatisticsResponse
+
+	err = fs.filer.MasterClient.WithClient(func(masterClient master_pb.SeaweedClient) error {
+		grpcResponse, grpcErr := masterClient.Statistics(context.Background(), &master_pb.StatisticsRequest{
 			Replication: req.Replication,
 			Collection:  req.Collection,
 			Ttl:         req.Ttl,
+		})
+		if grpcErr != nil {
+			return grpcErr
 		}
 
-	output, err := operation.Statistics(fs.filer.GetMaster(), fs.grpcDialOption, input)
+		output = grpcResponse
+		return nil
+	})
+
 	if err != nil {
 		return nil, err
 	}