CleanupHost sets CLEANUP_HOST environment variable which tells starter to spawn the unprivileged host cleanup process.

Exec executes the starter binary in place of the caller if there is no error.

LoadOverlayModule sets LOAD_OVERLAY_MODULE environment variable which tell starter to load overlay kernel module.

PostStartHost sets POST_START_HOST environment variable which tells starter to spawn the unprivileged host post start process.

Run executes the starter binary and returns once starter finished its execution.

UseSuid sets if the starter command uses either the setuid binary or the unprivileged binary.

WithStderr allows to pass a custom error stream to starter command.

WithStdin allows to pass a custom input stream to starter command.

WithStdout allows to pass a custom output stream to starter command.

Command a starter command to execute.

CommandOp represents a function type passed to Exec/Run allowing to customize the starter command execution.