func runVerifyCmd()

in cli/image_cmds.go [629:674]
38 lines of code
11 McCabe index (conditional complexity)

func runVerifyCmd(cmd *cobra.Command, args []string) {
	if len(args) < 1 {
		ImgmodUsage(cmd, nil)
	}

	imgFilename := args[0]

	img, err := readImage(imgFilename)
	if err != nil {
		ImgmodUsage(cmd, err)
	}

	kes, err := sec.ReadPrivEncKeys(OptEncKeys)
	if err != nil {
		ImgmodUsage(nil, errors.Wrapf(err,
			"error reading encryption key file"))
	}

	iss, err := sec.ReadPubSignKeys(OptSignKeys)
	if err != nil {
		ImgmodUsage(nil, errors.Wrapf(err, "error reading signing key file"))
	}

	var man *manifest.Manifest
	if OptManifest != "" {
		mfest, err := manifest.ReadManifest(OptManifest)
		if err != nil {
			ImgmodUsage(nil, err)
		}
		man = &mfest
	}

	st, stgood := verifyImageStructureStr(img)
	ha, hagood := verifyImageHashStr(img, kes)
	si, sigood := verifyImageSigsStr(img, iss)
	ma, magood := verifyImageManifestStr(img, man)

	iutil.Printf("%s\n", st)
	iutil.Printf("%s\n", ha)
	iutil.Printf("%s\n", si)
	iutil.Printf("%s\n", ma)

	if !stgood || !hagood || !sigood || !magood {
		os.Exit(94) // EBADMSG
	}
}