dracut/modules.d/90dmsquash-live/dmsquash-live-genrules.sh

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#!/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", SYMLINK+="live"\n' \
${root#live:/dev/}
printf 'SYMLINK=="%s", SYMLINK+="live"\n' \
${root#live:/dev/}
} >> $UDEVRULESD/99-live-mount.rules
{
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/}
} >> $UDEVRULESD/99-live-squash.rules
echo '[ -e /dev/root ]' > $hookdir/initqueue/finished/dmsquash.sh
;;
live:*)
if [ -f "${root#live:}" ]; then
/sbin/initqueue --settled --onetime --unique /sbin/dmsquash-live-root "${root#live:}"
echo '[ -e /dev/root ]' > $hookdir/initqueue/finished/dmsquash.sh
fi
;;
esac