PREUN

/bin/sh

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

POSTIN

/bin/sh

#/sbin/chkconfig --add mailgraph 2>&1 > /dev/null || :
if [ $1 -eq 1 ] ; then 
    # Initial installation 
    /bin/systemctl daemon-reload >/dev/null 2>&1 || :
fi

#if [ "$1" -ge "1" ]; then
#  /sbin/service mailgraph condrestart 2>&1 > /dev/null || :
#fi

POSTUN

/bin/sh

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

Triggers

mailgraph < 1.14-12

/bin/sh

# Save the current service runlevel info
# User must manually run systemd-sysv-convert --apply mailgraph
# to migrate them to systemd targets
/usr/bin/systemd-sysv-convert --save mailgraph >/dev/null 2>&1 ||:

# Run these because the SysV package being removed won't do them
/sbin/chkconfig --del mailgraph >/dev/null 2>&1 || :
/bin/systemctl try-restart mailgraph.service >/dev/null 2>&1 || :