PREIN

/bin/sh

/usr/share/rpm-helper/add-user nginx $1 nginx /var/lib/nginx /bin/false

PREUN

/bin/sh

/usr/share/rpm-helper/del-service nginx $1 nginx

POSTIN

/bin/sh

/usr/share/rpm-helper/add-service nginx $1 nginx

POSTUN

/bin/sh

/usr/share/rpm-helper/del-user nginx $1 nginx