postinst is in munin-async 2.0.25-2.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
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set -e
prevver="$2"
add_munin_async_user() {
if ! getent passwd munin-async >/dev/null; then
adduser --group --system --home /var/lib/munin-async --shell /bin/bash munin-async
fi
# workaround bug (#531021) in xen-tools
if ! getent group munin-async >/dev/null; then
addgroup --system munin-async
adduser --shell /bin/bash munin-async
fi
}
initperms() {
chown munin-async:munin-async /var/lib/munin-async
}
# Remove a no-longer used conffile. From
# http://wiki.debian.org/DpkgConffileHandling
rm_conffile() {
PKGNAME="$1"
CONFFILE="$2"
[ -e "$CONFFILE" ] || return 0
md5sum="$(md5sum $CONFFILE | sed -e 's/ .*//')"
old_md5sum="$(dpkg-query -W -f='${Conffiles}' $PKGNAME | \
sed -n -e "\' $CONFFILE ' { s/ obsolete$//; s/.* //; p }")"
if [ "$md5sum" != "$old_md5sum" ]; then
echo "Obsolete conffile $CONFFILE has been modified by you." 1>&2
echo "Saving as $CONFFILE.dpkg-bak ..." 1>&2
mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
else
echo "Removing obsolete conffile $CONFFILE ..." 1>&2
rm -f "$CONFFILE"
fi
}
case "$1" in
configure)
add_munin_async_user
# after wheezy / squeeze-sloppy-backports just test for [ "$2" = 0 ]
if dpkg --compare-versions "$2" le "2.0.6-1~" ; then
initperms
fi
# cleanup to fix #717260
if dpkg --compare-versions "$2" le "2.0.16-4"; then
rm_conffile munin-async /etc/logrotate.d/munin-async
fi
;;
abort-upgrade|abort-deconfigure|abort-remove)
:
;;
*)
echo "Called with unknown argument $1, bailing out."
exit 1
;;
esac
# Automatically added by dh_systemd_enable
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask munin-async.service >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled munin-async.service; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable munin-async.service >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state munin-async.service >/dev/null || true
fi
# End automatically added section
# Automatically added by dh_installinit
if [ -x "/etc/init.d/munin-async" ]; then
update-rc.d munin-async defaults >/dev/null
fi
if [ -x "/etc/init.d/munin-async" ] || [ -e "/etc/init/munin-async.conf" ]; then
invoke-rc.d munin-async start || exit $?
fi
# End automatically added section
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