diff --git a/client_command.go b/client_command.go
index 1c99cb7..06866d1 100644
--- a/client_command.go
+++ b/client_command.go
@@ -22,7 +22,7 @@ import (
 	"google.golang.org/grpc/credentials/insecure"
 )
 
-func Read(localFilePath string, bucketID int, objectID int) error {
+func Read(localFilePath string, objectID int) error {
 	// TODO 此处是写死的常量
 	userId := 0
 
@@ -33,7 +33,7 @@ func Read(localFilePath string, bucketID int, objectID int) error {
 	}
 	defer coorClient.Close()
 
-	readResp, err := coorClient.Read(bucketID, objectID, userId)
+	readResp, err := coorClient.Read(objectID, userId)
 	if err != nil {
 		return fmt.Errorf("request to coordinator failed, err: %w", err)
 	}
@@ -340,7 +340,7 @@ func sendFinish(numRep int, senders []fileSender) {
 	}
 }
 
-func Move(bucketName string, objectName string, stgID int) error {
+func Move(objectID int, stgID int) error {
 	// TODO 此处是写死的常量
 	userId := 0
 
@@ -351,7 +351,7 @@ func Move(bucketName string, objectName string, stgID int) error {
 	}
 	defer coorClient.Close()
 
-	moveResp, err := coorClient.Move(bucketName, objectName, userId, stgID)
+	moveResp, err := coorClient.Move(objectID, stgID, userId)
 	if err != nil {
 		return fmt.Errorf("request to coordinator failed, err: %w", err)
 	}
@@ -368,7 +368,7 @@ func Move(bucketName string, objectName string, stgID int) error {
 
 	switch moveResp.Redundancy {
 	case consts.REDUNDANCY_REP:
-		agentMoveResp, err := agentClient.RepMove(moveResp.Directory, moveResp.Hashes, bucketName, objectName, userId, moveResp.FileSizeInBytes)
+		agentMoveResp, err := agentClient.RepMove(moveResp.Directory, moveResp.Hashes, objectID, userId, moveResp.FileSizeInBytes)
 		if err != nil {
 			return fmt.Errorf("request to agent %d failed, err: %w", stgID, err)
 		}
@@ -377,7 +377,7 @@ func Move(bucketName string, objectName string, stgID int) error {
 		}
 
 	case consts.REDUNDANCY_EC:
-		agentMoveResp, err := agentClient.ECMove(moveResp.Directory, moveResp.Hashes, moveResp.IDs, *moveResp.ECName, bucketName, objectName, userId, moveResp.FileSizeInBytes)
+		agentMoveResp, err := agentClient.ECMove(moveResp.Directory, moveResp.Hashes, moveResp.IDs, *moveResp.ECName, objectID, userId, moveResp.FileSizeInBytes)
 		if err != nil {
 			return fmt.Errorf("request to agent %d failed, err: %w", stgID, err)
 		}
diff --git a/client_command_ec.go b/client_command_ec.go
index 896d4ef..57a3d6f 100644
--- a/client_command_ec.go
+++ b/client_command_ec.go
@@ -12,7 +12,7 @@ import (
 	"gitlink.org.cn/cloudream/utils"
 )
 
-func EcWrite(localFilePath string, bucketName string, objectName string, ecName string) error {
+func EcWrite(localFilePath string, bucketID int, objectName string, ecName string) error {
 	panic("not implement yet!")
 	/*
 		fmt.Println("write " + localFilePath + " as " + bucketName + "/" + objectName)
diff --git a/main.go b/main.go
index 86276a9..2517203 100644
--- a/main.go
+++ b/main.go
@@ -21,18 +21,13 @@ func main() {
 	args := os.Args
 	switch args[1] {
 	case "read":
-		bucketID, err := strconv.Atoi(args[3])
+		objectID, err := strconv.Atoi(args[3])
 		if err != nil {
-			fmt.Printf("invalid bucket id %s, err: %s", args[3], err.Error())
-			os.Exit(1)
-		}
-		objectID, err := strconv.Atoi(args[4])
-		if err != nil {
-			fmt.Printf("invalid object id %s, err: %s", args[4], err.Error())
+			fmt.Printf("invalid object id %s, err: %s", args[3], err.Error())
 			os.Exit(1)
 		}
 
-		if err := Read(args[2], bucketID, objectID); err != nil {
+		if err := Read(args[2], objectID); err != nil {
 			fmt.Printf("read failed, err: %s", err.Error())
 			os.Exit(1)
 		}
@@ -54,20 +49,29 @@ func main() {
 			os.Exit(1)
 		}
 	case "ecWrite":
-		//TODO: 写入对象时，Coor判断对象是否已存在，如果存在，则直接返回
-		if err := EcWrite(args[2], args[3], args[4], args[5]); err != nil {
+		bucketID, err := strconv.Atoi(args[3])
+		if err != nil {
+			fmt.Printf("invalid bucket id %s, err: %s", args[3], err.Error())
+			os.Exit(1)
+		}
+		if err := EcWrite(args[2], bucketID, args[4], args[5]); err != nil {
 			fmt.Printf("ec write failed, err: %s", err.Error())
 			os.Exit(1)
 		}
 
 	case "move":
-		stgID, err := strconv.Atoi(args[4])
+		objectID, err := strconv.Atoi(args[2])
+		if err != nil {
+			fmt.Printf("invalid object id %s, err: %s", args[2], err.Error())
+			os.Exit(1)
+		}
+		stgID, err := strconv.Atoi(args[3])
 		if err != nil {
-			fmt.Printf("invalid storage id %s, err: %s", args[4], err.Error())
+			fmt.Printf("invalid storage id %s, err: %s", args[3], err.Error())
 			os.Exit(1)
 		}
 
-		if err := Move(args[2], args[3], stgID); err != nil {
+		if err := Move(objectID, stgID); err != nil {
 			fmt.Printf("move failed, err: %s", err.Error())
 			os.Exit(1)
 		}