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path: root/cmd/kpod/rmi.go
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package main

import (
	"fmt"

	"github.com/pkg/errors"
	"github.com/urfave/cli"
)

var (
	rmiDescription = "removes one or more locally stored images."
	rmiFlags       = []cli.Flag{
		cli.BoolFlag{
			Name:  "force, f",
			Usage: "force removal of the image",
		},
	}
	rmiCommand = cli.Command{
		Name:        "rmi",
		Usage:       "removes one or more images from local storage",
		Description: rmiDescription,
		Action:      rmiCmd,
		ArgsUsage:   "IMAGE-NAME-OR-ID [...]",
		Flags:       rmiFlags,
	}
)

func rmiCmd(c *cli.Context) error {
	if err := validateFlags(c, rmiFlags); err != nil {
		return err
	}

	runtime, err := getRuntime(c)
	if err != nil {
		return errors.Wrapf(err, "could not get runtime")
	}
	defer runtime.Shutdown(false)

	args := c.Args()
	if len(args) == 0 {
		return errors.Errorf("image name or ID must be specified")
	}

	for _, arg := range args {
		image, err := runtime.GetImage(arg)
		if err != nil {
			return errors.Wrapf(err, "could not get image %q", arg)
		}
		id, err := runtime.RemoveImage(image, c.Bool("force"))
		if err != nil {
			return errors.Wrapf(err, "error removing image %q", id)
		}
		fmt.Printf("%s\n", id)
	}
	return nil
}