eval $(udevadm info --export --query=env --name=${LOOPDEV}p2)
setup_basic_environment
- dracut_install busybox chmod rmdir
+ dracut_install busybox chmod rmdir unshare
cp create-busybox-container $initdir/
is_cgns_supported=yes
fi
+is_user_ns_supported=no
+if unshare -U sh -c :; then
+ is_user_ns_supported=yes
+fi
+
function run {
if [[ "$1" = "yes" && "$is_v2_supported" = "no" ]]; then
printf "Unified cgroup hierarchy is not supported. Skipping.\n" >&2
return 0
fi
- local _root="/var/lib/machines/unified-$1-cgns-$2"
+ local _root="/var/lib/machines/unified-$1-cgns-$2-api-vfs-writable-$3"
/create-busybox-container "$_root"
- UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" systemd-nspawn --register=no -D "$_root" -b
- UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" systemd-nspawn --register=no -D "$_root" --private-network -b
- UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" systemd-nspawn --register=no -D "$_root" -U -b
- UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" systemd-nspawn --register=no -D "$_root" --private-network -U -b
+ UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$3" systemd-nspawn --register=no -D "$_root" -b
+ UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$3" systemd-nspawn --register=no -D "$_root" --private-network -b
+
+ if UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$3" systemd-nspawn --register=no -D "$_root" -U -b; then
+ [[ "$is_user_ns_supported" = "yes" && "$3" = "network" ]] && return 1
+ else
+ [[ "$is_user_ns_supported" = "no" && "$3" = "network" ]] && return 1
+ fi
+
+ if UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$3" systemd-nspawn --register=no -D "$_root" --private-network -U -b; then
+ [[ "$is_user_ns_supported" = "yes" && "$3" = "yes" ]] && return 1
+ else
+ [[ "$is_user_ns_supported" = "no" && "$3" = "yes" ]] && return 1
+ fi
return 0
}
-run no no
-run yes no
-run no yes
-run yes yes
+for api_vfs_writable in yes no network; do
+ run no no $api_vfs_writable
+ run yes no $api_vfs_writable
+ run no yes $api_vfs_writable
+ run yes yes $api_vfs_writable
+done
touch /testok
EOF