Golang Snapshot.Name示例

示例#1

文件： snapshot_rename.go 项目： tomzhang/golang-devops-stuff

func aptlySnapshotRename(cmd *commander.Command, args []string) error {
	var (
		err      error
		snapshot *deb.Snapshot
	)

	if len(args) != 2 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	oldName, newName := args[0], args[1]

	snapshot, err = context.CollectionFactory().SnapshotCollection().ByName(oldName)
	if err != nil {
		return fmt.Errorf("unable to rename: %s", err)
	}

	_, err = context.CollectionFactory().SnapshotCollection().ByName(newName)
	if err == nil {
		return fmt.Errorf("unable to rename: snapshot %s already exists", newName)
	}

	snapshot.Name = newName
	err = context.CollectionFactory().SnapshotCollection().Update(snapshot)
	if err != nil {
		return fmt.Errorf("unable to rename: %s", err)
	}

	fmt.Printf("\nSnapshot %s -> %s has been successfully renamed.\n", oldName, newName)

	return err
}

示例#2

文件： snapshot.go 项目： liftup/aptly

// PUT /api/snapshots/:name
func apiSnapshotsUpdate(c *gin.Context) {
	var (
		err      error
		snapshot *deb.Snapshot
	)

	var b struct {
		Name        string
		Description string
	}

	if !c.Bind(&b) {
		return
	}

	collection := context.CollectionFactory().SnapshotCollection()
	collection.Lock()
	defer collection.Unlock()

	snapshot, err = collection.ByName(c.Params.ByName("name"))
	if err != nil {
		c.Fail(404, err)
		return
	}

	_, err = collection.ByName(b.Name)
	if err == nil {
		c.Fail(409, fmt.Errorf("unable to rename: snapshot %s already exists", b.Name))
		return
	}

	if b.Name != "" {
		snapshot.Name = b.Name
	}

	if b.Description != "" {
		snapshot.Description = b.Description
	}

	err = context.CollectionFactory().SnapshotCollection().Update(snapshot)
	if err != nil {
		c.Fail(500, err)
		return
	}

	c.JSON(200, snapshot)
}