PREIN
/bin/sh
getent group derby >/dev/null || groupadd -r derby getent passwd derby >/dev/null || \ useradd -r -g derby -d /var/lib/derby -s /sbin/nologin \ -c "Apache Derby service account" derby exit 0
PREUN
/bin/sh
/usr/share/rpm-helper/del-service derby $1 derby
POSTIN
/bin/sh
/usr/share/rpm-helper/add-service derby $1 derby