{% set work_threads = (ansible_processor_vcpus + 1) // 2 %}
{% if work_threads > 10 %}
    set work_threads = 10
{% endif %}

<VirtualHost {{ internal_ip }}:8777>
    WSGIDaemonProcess ceilometer-api processes=4 threads={{ work_threads }} user=ceilometer group=ceilometer display-name=%{GROUP}
    WSGIProcessGroup ceilometer-api
    WSGIScriptAlias / /usr/lib/python2.7/dist-packages/ceilometer/api/app.wsgi
    WSGIApplicationGroup %{GLOBAL}
    ErrorLog /var/log/apache2/ceilometer_error.log
    CustomLog /var/log/apache2/ceilometer_access.log combined

    <Directory /usr/lib/python2.7/dist-packages/ceilometer/api/>
        <IfVersion >= 2.4>
            Require all granted
        </IfVersion>
        <IfVersion < 2.4>
            Order allow,deny
            Allow from all
        </IfVersion>
    </Directory>
</VirtualHost>

WSGISocketPrefix /var/run/apache2