CheckFileDigest will compare input digest to the checksum of input file.

Exist returns if a path exists or not.

GetFileDigest will return the sha256sum of input file.

GetPid will return the pid of the process running the container with input id.

Mount will bind-mount src to dest, using input mode.

MountBind will bind-mount src path in dest path.

MountDevPts will mount a new devpts in dest path.

MountMqueue will mount a new mqueue tmpfs in dest path.

MountProc will mount a new procfs in dest path.

MountShm will mount a new shm tmpfs to dest path.

MountTmpfs will mount a new tmpfs in dest path.

PivotRoot will perform pivot root syscall into path.

UntarFile will untar target file to target directory.