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
}
// 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)
}