ec: generate and copy .vif file

weed/shell/command_ec_common.go

@@ -67,6 +67,7 @@ func oneServerCopyAndMountEcShardsFromSource(ctx context.Context, grpcDialOption
 				ShardIds:       shardIdsToCopy,
 				CopyEcxFile:    true,
 				CopyEcjFile:    true,
+				CopyVifFile:    true,
 				SourceDataNode: existingLocation,
 			})
 			if copyErr != nil {

weed/shell/command_ec_decode.go

@@ -180,6 +180,7 @@ func collectEcShards(ctx context.Context, commandEnv *CommandEnv, nodeToEcIndexB
 				ShardIds:       needToCopyEcIndexBits.ToUint32Slice(),
 				CopyEcxFile:    false,
 				CopyEcjFile:    true,
+				CopyVifFile:    true,
 				SourceDataNode: loc,
 			})
 			if copyErr != nil {

weed/shell/command_ec_rebuild.go

@@ -216,6 +216,7 @@ func prepareDataToRecover(ctx context.Context, commandEnv *CommandEnv, rebuilder
 					ShardIds:       []uint32{uint32(shardId)},
 					CopyEcxFile:    needEcxFile,
 					CopyEcjFile:    needEcxFile,
+					CopyVifFile:    needEcxFile,
 					SourceDataNode: ecNodes[0].info.Id,
 				})
 				return copyErr