PREIN
/bin/sh
/usr/share/rpm-helper/add-user udpxy $1 udpxy / /bin/false
PREUN
/bin/sh
/usr/share/rpm-helper/del-service udpxy $1 udpxy
POSTIN
/bin/sh
/usr/share/rpm-helper/add-service udpxy $1 udpxy
POSTUN
/bin/sh
/usr/share/rpm-helper/del-user udpxy $1 udpxy