image

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v0.1.0 Latest Latest Go to latest Published: Dec 2, 2024 License: Apache-2.0 Imports: 18 Imported by: 0

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Repository

github.com/L-F-Z/TaskC

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Documentation ¶

Index ¶

func AddImageSpec(s *specs.Spec, bp *prefab.Blueprint, rootfs string) (err error)
func DefaultRuntimeSpec() (s *specs.Spec)
func RootPath(root, path string) (string, error)
func WithAdditionalGIDs(s *specs.Spec, userstr string, root string) error
func WithUser(s *specs.Spec, userstr string, root string) (err error)
type Group
type Image
type ImageManager
- func NewImageManager(workDir string, tempDir string, endpoint string) (im *ImageManager, err error)
type User

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func AddImageSpec ¶

func AddImageSpec(s *specs.Spec, bp *prefab.Blueprint, rootfs string) (err error)

func DefaultRuntimeSpec ¶

func DefaultRuntimeSpec() (s *specs.Spec)

These default spec settings are copied from https://github.com/containerd/containerd/tree/main/pkg/oci

func RootPath ¶

func RootPath(root, path string) (string, error)

RootPath joins a path with a root, evaluating and bounding any symlink to the root directory.

func WithAdditionalGIDs ¶

func WithAdditionalGIDs(s *specs.Spec, userstr string, root string) error

WithAdditionalGIDs sets the OCI spec's additionalGids array to any additional groups listed for a particular user in the /etc/group file of the image's root filesystem The passed in user can be either a uid or a username.

func WithUser ¶

func WithUser(s *specs.Spec, userstr string, root string) (err error)

WithUser sets the user to be used within the container. It accepts a valid user string in OCI Image Spec v1.0.0:

user, uid, user:group, uid:gid, uid:group, user:gid

Types ¶

type Group ¶

type Group struct {
	Name string
	Gid  int
	List []string
}

type Image ¶

type Image struct {
	Prefabs      map[string]string // Prefab Name -> Prefab Specifier
	PrefabIndexs map[string]int    // Prefab Name -> PrefabPaths Index
	PrefabPaths  []string
	RuntimeSpec  *specs.Spec
	LocalDir     string
	LocalDirCnt  int
	BlueprintDir string
	Blueprint    *prefab.Blueprint
}

type ImageManager ¶

type ImageManager struct {
	// contains filtered or unexported fields
}

func NewImageManager ¶

func NewImageManager(workDir string, tempDir string, endpoint string) (im *ImageManager, err error)

func (*ImageManager) Assemble ¶

func (im *ImageManager) Assemble(imageID string, blueprintPath string, dctx *dcontext.DeployContext, overwrite bool) (err error)

assemble the blueprint into a given image blueprintPath must be an absoulute path

func (*ImageManager) Delete ¶

func (im *ImageManager) Delete(imageID string) (err error)

func (*ImageManager) Exist ¶

func (im *ImageManager) Exist(imageID string) (exists bool)

func (*ImageManager) Get ¶

func (im *ImageManager) Get(imageID string) (image *Image, err error)

func (*ImageManager) List ¶

func (im *ImageManager) List() (images []string)

func (*ImageManager) Load ¶

func (im *ImageManager) Load(imageID string, imagePath string, dctx *dcontext.DeployContext, overwrite bool) (err error)

func (*ImageManager) Pack ¶

func (im *ImageManager) Pack(blueprintPath string, dstDir string, imageID string) (err error)

func (*ImageManager) Save ¶

func (im *ImageManager) Save(imageID string, dstDir string) (err error)

type User ¶

type User struct {
	Name string
	Uid  int
	Gid  int
}

Source Files ¶

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