PREUN

/bin/sh

 
if [ $1 -eq 0 ] && [ -x /usr/bin/systemctl ]; then 
        # Package removal, not upgrade 
        /usr/bin/systemctl --no-reload disable --now ipsec.service || : 
fi

POSTIN

/bin/sh

 
if [ $1 -eq 1 ] && [ -x /usr/bin/systemctl ]; then 
        # Initial installation 
        /usr/bin/systemctl --no-reload preset ipsec.service || : 
fi 


 
[ -x /usr/lib/systemd/systemd-sysctl ] && /usr/lib/systemd/systemd-sysctl 50-libreswan.conf || :

POSTUN

/bin/sh

 
if [ $1 -ge 1 ] && [ -x /usr/bin/systemctl ]; then 
        # Package upgrade, not uninstall 
        /usr/bin/systemctl try-restart ipsec.service || : 
fi