idtools

package

v0.0.1-alpha.1 Latest Latest Go to latest Published: May 28, 2026 License: Apache-2.0 Imports: 11 Imported by: 0

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func RemapDir(ctx context.Context, originalMountpoint, newMountpoint string, idMap IDMap) error

func RemapRoot(ctx context.Context, root string, idMap IDMap) error

func RemapRootFS(ctx context.Context, mounts []mount.Mount, idmap IDMap) error

type IDMap struct {
	UidMap []specs.LinuxIDMapping `json:"UidMap"`
	GidMap []specs.LinuxIDMapping `json:"GidMap"`
}

IDMap contains the mappings of Uids and Gids.

func LoadIDMap(id string, labels map[string]string) (IDMap, error)

func (i IDMap) Empty() bool

Empty returns true if there are no id mappings

func (i IDMap) ToHost(pair User) (User, error)

ToHost returns the host user ID pair for the container ID pair.

func (i *IDMap) Unmarshal(uidMap, gidMap string) error

Unmarshal deserialize the passed uidmap and gidmap strings into a IDMap object. Error is returned in case of failure

type User struct {
	Uid uint32
	Gid uint32
}

User is a Uid and Gid pair of a user