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#! /bin/sh
ask() {
local question default answer
question=$1
default=$2
if [ -z "${PACKAGE_BUILDING}" -a -z "${BATCH}" ]; then
read -p "${question} [${default}]? " answer
fi
if [ x${answer} = x ]; then
answer=${default}
fi
echo ${answer}
}
yesno() {
local dflt question answer
question=$1
dflt=$2
while :; do
answer=$(ask "${question}" "${dflt}")
case "${answer}" in
[Yy]*) return 0;;
[Nn]*) return 1;;
esac
echo "Please answer yes or no."
done
}
stop_process() {
STARTSTOP=${PKG_PREFIX}/etc/rc.d/munin-node.sh
if [ -x $STARTSTOP ]; then
$STARTSTOP stop
fi
}
delete_group() {
local g
g=$1
if yesno "Do you want me to remove group \"${g}\"" y; then
pw groupdel -n ${g}
echo "Done."
fi
}
delete_crontab_entries() {
local prog
prog=$1
if grep -q "^[^#]*$prog" /etc/crontab; then
TMPFILE=`mktemp -t munin` || exit 1
grep -v $prog /etc/crontab > $TMPFILE
cat $TMPFILE > /etc/crontab
rm $/etc/crontab
fi
}
delnewsyslog() {
tmp="/etc/#munin-node$$"
sed -e '/^\/var\/log\/munin-node.log[ ]/d' /etc/newsyslog.conf >${tmp}
cat ${tmp} > /etc/newsyslog.conf
rm ${tmp}
}
newsyslog() {
ENTRY=`grep /var/log/munin-node.log /etc/newsyslog.conf`
DEFAULT='/var/log/munin-node.log 644 7 * @T00 Z /var/run/munin/munin-node.pid'
if [ -z "$ENTRY" ]; then
exit 0
elif [ "$ENTRY" = "$DEFAULT" ]; then
delnewsyslog
elif yesno "You have changed the default munin-node entry in \"/etc/newsyslog.conf\".
Do you want me to delete it?" y; then
delnewsyslog
echo "Done."
fi
}
case $2 in
DEINSTALL)
if [ -z "${PACKAGE_BUILDING}" ]; then
delete_crontab_entries ${PKG_PREFIX}/bin/munin-node-revive
stop_process
newsyslog
fi
;;
POST-DEINSTALL)
delete_group munin
;;
esac
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