[#95] Support --json flag in container.get command

Signed-off-by: Alex Vanin <alexey@nspcc.ru>
This commit is contained in:
Alex Vanin 2020-10-20 15:34:13 +03:00 committed by Alex Vanin
parent e40dc0412d
commit c28641d290

View file

@ -299,12 +299,24 @@ var getContainerInfoCmd = &cobra.Command{
}
}
prettyPrintContainer(cnr)
prettyPrintContainer(cnr, containerJSON)
if containerPathTo != "" {
data, err := cnr.ToV2().StableMarshal(nil)
var (
data []byte
err error
)
if containerJSON {
data = v2container.ContainerToJSON(cnr.ToV2())
if len(data) == 0 {
return errors.New("can't JSON encode container")
}
} else {
data, err = cnr.ToV2().StableMarshal(nil)
if err != nil {
return errors.New("can't marshal container")
return errors.New("can't binary encode container")
}
}
err = ioutil.WriteFile(containerPathTo, data, 0644)
@ -475,8 +487,9 @@ func init() {
// container get
getContainerInfoCmd.Flags().StringVar(&containerID, "cid", "", "container ID")
getContainerInfoCmd.Flags().StringVar(&containerPathTo, "to", "", "path to dump binary encoded container")
getContainerInfoCmd.Flags().StringVar(&containerPathFrom, "from", "", "path to file with binary encoded container")
getContainerInfoCmd.Flags().StringVar(&containerPathTo, "to", "", "path to dump encoded container")
getContainerInfoCmd.Flags().StringVar(&containerPathFrom, "from", "", "path to file with encoded container")
getContainerInfoCmd.Flags().BoolVar(&containerJSON, "json", false, "print or dump container in JSON format")
// container get-eacl
getExtendedACLCmd.Flags().StringVar(&containerID, "cid", "", "container ID")
@ -588,11 +601,23 @@ func parseContainerID(cid string) (*container.ID, error) {
return id, nil
}
func prettyPrintContainer(cnr *container.Container) {
func prettyPrintContainer(cnr *container.Container, jsonEncoding bool) {
if cnr == nil {
return
}
if jsonEncoding {
data := v2container.ContainerToJSON(cnr.ToV2())
buf := new(bytes.Buffer)
if err := json.Indent(buf, data, "", " "); err != nil {
printVerbose("Can't pretty print json: %w", err)
}
fmt.Println(buf)
return
}
id := container.CalculateID(cnr)
fmt.Println("container ID:", id)