gentoo-overlay/sys-cluster/openstack-meta/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
  <maintainer type="person">
    <email>prometheanfire@gentoo.org</email>
    <name>Matthew Thode</name>
  </maintainer>
  <use>
    <flag name="keystone">Installs Openstack Keystone</flag>
    <flag name="swift">Installs Openstack Swift</flag>
    <flag name="glance">Installs Openstack Glance</flag>
    <flag name="cinder">Installs Openstack Cinder</flag>
    <flag name="neutron">Installs Openstack Neutron</flag>
    <flag name="nova">Installs Openstack Nova</flag>
    <flag name="heat">Installs Openstack Heat</flag>
    <flag name="placement">Installs Openstack Placement</flag>
    <!-- <flag name="horizon">Installs Openstack Horizon</flag> -->
  </use>
</pkgmetadata>