Volume filter function added.

weed/shell/command_volume_configure_replication.go

@@ -55,7 +55,6 @@ func (c *commandVolumeConfigureReplication) Do(args []string, commandEnv *Comman
 	if err != nil {
 		return fmt.Errorf("replication format: %v", err)
 	}
-	replicaPlacementInt32 := uint32(replicaPlacement.Byte())
 
 	// collect topology information
 	topologyInfo, _, err := collectTopologyInfo(commandEnv)
@@ -64,6 +63,7 @@ func (c *commandVolumeConfigureReplication) Do(args []string, commandEnv *Comman
 	}
 
 	vid := needle.VolumeId(*volumeIdInt)
+	volumeFilter := getVolumeFilter(replicaPlacement, uint32(vid))
 
 	// find all data nodes with volumes that needs replication change
 	var allLocations []location
@@ -71,7 +71,7 @@ func (c *commandVolumeConfigureReplication) Do(args []string, commandEnv *Comman
 		loc := newLocation(dc, string(rack), dn)
 		for _, diskInfo := range dn.DiskInfos {
 			for _, v := range diskInfo.VolumeInfos {
-				if v.Id == uint32(vid) && v.ReplicaPlacement != replicaPlacementInt32 {
+				if volumeFilter(v) {
 					allLocations = append(allLocations, loc)
 					continue
 				}
@@ -106,3 +106,10 @@ func (c *commandVolumeConfigureReplication) Do(args []string, commandEnv *Comman
 
 	return nil
 }
+
+func getVolumeFilter(replicaPlacement *super_block.ReplicaPlacement, volumeId uint32) func(message *master_pb.VolumeInformationMessage) bool {
+	replicaPlacementInt32 := uint32(replicaPlacement.Byte())
+	return func(v *master_pb.VolumeInformationMessage) bool {
+		return v.Id == volumeId && v.ReplicaPlacement != replicaPlacementInt32
+	}
+}