Exemplo n.º 1
0
// getStage1Hash will try to fetch stage1 from store if it is a
// default one. If that fails it will try to get via usual fetching
// from disk or network.
//
// As a special case, if stage1 image path is a default and not
// overriden by --stage1-image flag and it is has no scheme, it will
// try to fetch it from two places on disk - from the path directly if
// it is absolute and then from the same directory where rkt binary
// resides.
//
// The passed command must have "stage1-image" string flag registered.
func getStage1Hash(s *store.Store, cmd *cobra.Command) (*types.Hash, error) {
	fn := &finder{
		imageActionData: imageActionData{
			s: s,
		},
		storeOnly: false,
		noStore:   false,
		withDeps:  false,
	}

	imageFlag := cmd.Flags().Lookup(stage1ImageFlagName)
	if imageFlag == nil {
		panic(fmt.Sprintf("Expected flag --%s to be registered in command %s", stage1ImageFlagName, cmd.Name()))
	}
	path := imageFlag.Value.String()
	if path == defaultStage1Image {
		return getDefaultStage1Hash(fn, imageFlag.Changed)
	}
	return getCustomStage1Hash(fn, path)
}
Exemplo n.º 2
0
// getStage1Hash will try to fetch stage1 from store if it is a
// default one. If that fails it will try to get via usual fetching
// from disk or network.
//
// As a special case, if stage1 image path is a default and not
// overriden by --stage1-image flag and it is has no scheme, it will
// try to fetch it from two places on disk - from the path directly if
// it is absolute and then from the same directory where rkt binary
// resides.
//
// The passed command must have "stage1-image" string flag registered.
func getStage1Hash(s *store.Store, cmd *cobra.Command) (*types.Hash, error) {
	fn := &image.Finder{
		S:                  s,
		InsecureFlags:      globalFlags.InsecureFlags,
		TrustKeysFromHttps: globalFlags.TrustKeysFromHttps,

		StoreOnly: false,
		NoStore:   false,
		WithDeps:  false,
	}

	imageFlag := cmd.Flags().Lookup(stage1ImageFlagName)
	if imageFlag == nil {
		panic(fmt.Sprintf("Expected flag --%s to be registered in command %s", stage1ImageFlagName, cmd.Name()))
	}
	path := imageFlag.Value.String()
	if path == defaultStage1Image {
		return getDefaultStage1Hash(fn, imageFlag.Changed)
	}
	return getCustomStage1Hash(fn, path)
}