PREIN
/bin/sh
/usr/share/rpm-helper/add-user mongodb $1 mongod /var/lib/mongo /bin/false
PREUN
/bin/sh
/usr/share/rpm-helper/del-service mongodb $1 mongod
POSTIN
/bin/sh
/usr/share/rpm-helper/add-service mongodb $1 mongod
POSTUN
/bin/sh
/usr/share/rpm-helper/del-user mongodb $1 mongod