PREIN
/bin/sh
/usr/share/rpm-helper/add-user snort $1 snort /var/log/snort /bin/false
PREUN
/bin/sh
/usr/share/rpm-helper/del-service snort $1 snort
POSTIN
/bin/sh
/usr/sbin/update-alternatives --install /usr/sbin/snort snort /usr/sbin/snort-plain 10 /usr/share/rpm-helper/add-service snort $1 snort
POSTUN
/bin/sh
/usr/share/rpm-helper/del-user snort $1 snort # remove the link if not upgrade if [ $1 = 0 ]; then /usr/sbin/update-alternatives --remove snort /usr/sbin/snort-plain fi