cmd

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• Variables

Variables

var RootCmd = &cobra.Command{
	Use: "executor",
	PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
		if cmd.Use == "executor" {

			validateFlags()

			dir := config.KanikoDir
			if opts.KanikoDir != constants.DefaultKanikoPath {
				dir = opts.KanikoDir
			}

			if err := checkKanikoDir(dir); err != nil {
				return err
			}

			resolveEnvironmentBuildArgs(opts.BuildArgs, os.Getenv)

			if err := logging.Configure(logLevel, logFormat, logTimestamp); err != nil {
				return err
			}

			if !opts.NoPush && len(opts.Destinations) == 0 {
				return errors.New("you must provide --destination, or use --no-push")
			}
			if err := cacheFlagsValid(); err != nil {
				return errors.Wrap(err, "cache flags invalid")
			}
			if err := resolveSourceContext(); err != nil {
				return errors.Wrap(err, "error resolving source context")
			}
			if err := resolveDockerfilePath(); err != nil {
				return errors.Wrap(err, "error resolving dockerfile path")
			}
			if len(opts.Destinations) == 0 && opts.ImageNameDigestFile != "" {
				return errors.New("you must provide --destination if setting ImageNameDigestFile")
			}
			if len(opts.Destinations) == 0 && opts.ImageNameTagDigestFile != "" {
				return errors.New("you must provide --destination if setting ImageNameTagDigestFile")
			}

			if opts.IgnoreVarRun {

				logrus.Trace("Adding /var/run to default ignore list")
				util.AddToDefaultIgnoreList(util.IgnoreListEntry{
					Path:            "/var/run",
					PrefixMatchOnly: false,
				})
			}
			for _, p := range opts.IgnorePaths {
				util.AddToDefaultIgnoreList(util.IgnoreListEntry{
					Path:            p,
					PrefixMatchOnly: false,
				})
			}
		}
		return nil
	},
	Run: func(cmd *cobra.Command, args []string) {
		if !checkContained() {
			if !force {
				exit(errors.New("kaniko should only be run inside of a container, run with the --force flag if you are sure you want to continue"))
			}
			logrus.Warn("Kaniko is being run outside of a container. This can have dangerous effects on your system")
		}
		if !opts.NoPush || opts.CacheRepo != "" {
			if err := executor.CheckPushPermissions(opts); err != nil {
				exit(errors.Wrap(err, "error checking push permissions -- make sure you entered the correct tag name, and that you are authenticated correctly, and try again"))
			}
		}
		if err := resolveRelativePaths(); err != nil {
			exit(errors.Wrap(err, "error resolving relative paths to absolute paths"))
		}
		if err := os.Chdir("/"); err != nil {
			exit(errors.Wrap(err, "error changing to root dir"))
		}
		image, err := executor.DoBuild(opts)
		if err != nil {
			exit(errors.Wrap(err, "error building image"))
		}
		if err := executor.DoPush(image, opts); err != nil {
			exit(errors.Wrap(err, "error pushing image"))
		}

		benchmarkFile := os.Getenv("BENCHMARK_FILE")

		if benchmarkFile != "" && benchmarkFile != "false" {
			s, err := timing.JSON()
			if err != nil {
				logrus.Warnf("Unable to write benchmark file: %s", err)
				return
			}
			if strings.HasPrefix(benchmarkFile, "gs://") {
				logrus.Info("Uploading to gcs")
				if err := buildcontext.UploadToBucket(strings.NewReader(s), benchmarkFile); err != nil {
					logrus.Infof("Unable to upload %s due to %v", benchmarkFile, err)
				}
				logrus.Infof("Benchmark file written at %s", benchmarkFile)
			} else {
				f, err := os.Create(benchmarkFile)
				if err != nil {
					logrus.Warnf("Unable to create benchmarking file %s: %s", benchmarkFile, err)
					return
				}
				defer f.Close()
				f.WriteString(s)
				logrus.Infof("Benchmark file written at %s", benchmarkFile)
			}
		}
	},
}

RootCmd is the kaniko command that is run