#!/bin/sh set -eu exec >&3 2>&3 echo "Permissions of /usr/bin/bwrap:" ls -l /usr/bin/bwrap || : for f in \ /etc/sysctl.d/*-bubblewrap.conf \ /usr/lib/sysctl.d/*-bubblewrap.conf \ /proc/sys/kernel/unprivileged_userns_clone \ /proc/sys/user/max_*_namespaces \ ; do echo "$f:" cat "$f" || : done