don't thread

[mirror_lxcfs.git] / share / lxc.mount.hook.in

#!/bin/sh -eu

# Don't mess with containers that don't have /sys/fs/cgroup configured
# (lxc.mount.auto = cgroup:mixed)

if touch ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/lxcfs; then
    rm ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/lxcfs
else
    exit 0
fi

# /proc files
if [ -d @LXCFSTARGETDIR@/proc/ ]; then
    for entry in @LXCFSTARGETDIR@/proc/*; do
        [ -e "${LXC_ROOTFS_MOUNT}/proc/$(basename $entry)" ] || continue
        mount -n --bind $entry ${LXC_ROOTFS_MOUNT}/proc/$(basename $entry)
    done
fi

# /sys/fs/cgroup files
if [ -d "${LXC_ROOTFS_MOUNT}/sys/fs/cgroup" ]; then
    if [ -d @LXCFSTARGETDIR@/cgroup ]; then
        for entry in @LXCFSTARGETDIR@/cgroup/*; do
            DEST=$(basename $entry)
            if [ "$DEST" = "name=systemd" ]; then
                DEST="systemd"
            fi

            mkdir ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/$DEST
            mount -n --bind $entry ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/$DEST
        done

        if [ -d ${LXC_ROOTFS_MOUNT}@LXCFSTARGETDIR@/ ]; then
            mount -n --bind @LXCFSTARGETDIR@ ${LXC_ROOTFS_MOUNT}@LXCFSTARGETDIR@/
        fi
    fi
fi

exit 0