PREIN

/bin/sh

getent group Fedora-kgb >/dev/null || groupadd -r Fedora-kgb
getent passwd Fedora-kgb >/dev/null || useradd -r -g Fedora-kgb -M -s /sbin/nologin Fedora-kgb
exit 0

PREUN

/bin/sh

if [ $1 -eq 0 ] ; then
    # Package removal, not upgrade
    /bin/systemctl --no-reload disable kgb-bot.service > /dev/null 2>&1 || :
    /bin/systemctl stop kgb-bot.service > /dev/null 2>&1 || :
fi

POSTIN

/bin/sh

if [ $1 -eq 1 ] ; then 
    /bin/systemctl daemon-reload >/dev/null 2>&1 || :
fi

POSTUN

/bin/sh

/bin/systemctl daemon-reload >/dev/null 2>&1 || :
if [ $1 -ge 1 ] ; then
    # Package upgrade, not uninstall
    /bin/systemctl try-restart kgb-bot.service >/dev/null 2>&1 || :
fi