template(name="PROMETHEUS_TEMPLATE" type="string" string="/var/log/prometheus/%programname%.log")
if ($programname startswith 'prometheus') then {
   action(
        type="omfile"
        dynaFile="PROMETHEUS_TEMPLATE"
        fileCreateMode="0640"
        fileOwner="prometheus"
        fileGroup="prometheus"
        dirCreateMode="0750"
        dirOwner="prometheus"
        dirGroup="prometheus"
        ioBufferSize="64k"
    )
   stop
}