system: Linux mars.sprixweb.com 3.10.0-1160.119.1.el7.x86_64 #1 SMP Tue Jun 4 14:43:51 UTC 2024 x86_64

cmd: 

#!/bin/sh
# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
# ex: ts=8 sw=4 sts=4 et filetype=sh
case "$root" in
  live:/dev/*)
    {
        printf 'KERNEL=="%s", RUN+="/sbin/initqueue --settled --onetime --unique /sbin/dmsquash-live-root $env{DEVNAME}"\n' \
            ${root#live:/dev/}
        printf 'SYMLINK=="%s", RUN+="/sbin/initqueue --settled --onetime --unique /sbin/dmsquash-live-root $env{DEVNAME}"\n' \
            ${root#live:/dev/}
    } >> /etc/udev/rules.d/99-live-squash.rules
    wait_for_dev -n "${root#live:}"
  ;;
  live:*)
    if [ -f "${root#live:}" ]; then
        /sbin/initqueue --settled --onetime --unique /sbin/dmsquash-live-root "${root#live:}"
    fi
  ;;
esac