qemu/debian/qemu-guest-agent.postrm

57 lines
1.8 KiB
Bash

#!/bin/sh
# postrm script for qemu-guest-agent
#
# see: dh_installdeb(1)
set -e
# summary of how this script can be called:
# * <postrm> `remove'
# * <postrm> `purge'
# * <old-postrm> `upgrade' <new-version>
# * <new-postrm> `failed-upgrade' <old-version>
# * <new-postrm> `abort-install'
# * <new-postrm> `abort-install' <old-version>
# * <new-postrm> `abort-upgrade' <old-version>
# * <disappearer's-postrm> `disappear' <overwriter>
# <overwriter-version>
# for details, see https://www.debian.org/doc/debian-policy/ or
# the debian-policy package
case "$1" in
purge|remove|upgrade|failed-upgrade|abort-install|abort-upgrade|disappear)
;;
*)
echo "postrm called with unknown argument \`$1'" >&2
exit 1
;;
esac
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
#DEBHELPER#
# If needed revert the move we have made in preinst to compensate the new path being a DIR in the old package version (LP: 1820291)
case "$1" in
abort-install|abort-upgrade)
# From /usr/bin/dpkg-maintscript-helper modified to be able to cope with this edge case
if [ -n "$2" ] && dpkg --compare-versions -- "$2" le-nl "1:3.1+dfsg-7~"; then
TMPCONFFILE="/etc/qemu/fsfreeze-hook.old"
NEWCONFFILE="/etc/qemu/fsfreeze-hook"
ORIGCONFFILE="/etc/qemu/fsfreeze-hook/fsfreeze-hook"
if [ -e "$TMPCONFFILE.dpkg-remove" ]; then
echo "Reinstalling $ORIGCONFFILE that was moved away"
if [ -f "$NEWCONFFILE" ]; then
rm -f "$NEWCONFFILE"
fi
mkdir -p "$NEWCONFFILE"
mv "$TMPCONFFILE.dpkg-remove" "$ORIGCONFFILE"
fi
fi
esac
exit 0