ensure uploaded chunks are deleted on error

weed/server/filer_grpc_server_remote.go

@@ -3,6 +3,10 @@ package weed_server
 import (
 	"context"
 	"fmt"
+	"strings"
+	"sync"
+	"time"
+
 	"github.com/chrislusf/seaweedfs/weed/filer"
 	"github.com/chrislusf/seaweedfs/weed/operation"
 	"github.com/chrislusf/seaweedfs/weed/pb"
@@ -12,9 +16,6 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/storage/needle"
 	"github.com/chrislusf/seaweedfs/weed/util"
 	"github.com/golang/protobuf/proto"
-	"strings"
-	"sync"
-	"time"
 )
 
 func (fs *FilerServer) CacheRemoteObjectToLocalCluster(ctx context.Context, req *filer_pb.CacheRemoteObjectToLocalClusterRequest) (*filer_pb.CacheRemoteObjectToLocalClusterResponse, error) {
@@ -178,6 +179,7 @@ func (fs *FilerServer) CacheRemoteObjectToLocalCluster(ctx context.Context, req
 	// this skips meta data log events
 
 	if err := fs.filer.Store.UpdateEntry(context.Background(), newEntry); err != nil {
+		fs.filer.DeleteChunks(chunks)
 		return nil, err
 	}
 	fs.filer.DeleteChunks(garbage)