fsscan

Documentation

Index

• Variables
• type FsScanner
  • func New() FsScanner

Variables

var (
	// special error to inidicate that fileystem scanning found a file that
	// matches the container id, without, however, matching the pod id.
	ErrContainerPathWithoutMatchingPodID = errors.New("found cgroup file that matches the container id, but not the pod id")
)

Types

type FsScanner

type FsScanner interface {
	// FindContainer returns:
	//   path, nil: if the container cgroup was found
	//   path, ErrContainerPathWithoutMatchingPodID: if the container cgroup was found, but the pod id did not match the parent directory
	//   "", err: if the container cgroup was not found.
	//
	// NB: FindContainerPath returns ErrContainerPathWithoutMatchingPodID only if the directory
	// matching the pod id did not existed in the fs.
	//
	// Callers need to serialize concurrent access to this function on their own.
	FindContainerPath(podID uuid.UUID, containerID string) (string, error)
}

FsScanner is a utility for scanning the filesystem to find container cgroup directories.

func New

func New() FsScanner