<def-group>
    <definition class="compliance" id="{{{ rule_id }}}" version="1">
        {{{ oval_metadata("Configure Firewalld to Trust Loopback Traffic") }}}
        <criteria operator="OR">
            <criteria operator="AND">
                <criterion
                    comment="Ensure default trusted zone file has lo interface defined"
                    test_ref="test_firewalld_lo_interface_trusted_usr"/>
                <criterion
                    comment="Ensure default trusted zone file was not overridden"
                    test_ref="test_firewalld_trusted_zone_not_overridden"/>
            </criteria>
            <criterion
                comment="Ensure custom trusted zone file has lo interface defined"
                test_ref="test_firewalld_lo_interface_trusted_etc"/>
        </criteria>
    </definition>

    <ind:xmlfilecontent_test id="test_firewalld_lo_interface_trusted_usr" version="1"
        check="all" check_existence="all_exist"
        comment="lo interface is assigned to the trusted zone by default">
        <ind:object object_ref="object_firewalld_lo_interface_trusted_usr"/>
    </ind:xmlfilecontent_test>

    <ind:xmlfilecontent_object id="object_firewalld_lo_interface_trusted_usr" version="1">
        <ind:filepath>/usr/lib/firewalld/zones/trusted.xml</ind:filepath>
        <ind:xpath>/zone/interface[@name='lo']</ind:xpath>
    </ind:xmlfilecontent_object>

    <ind:xmlfilecontent_test id="test_firewalld_lo_interface_trusted_etc" version="1"
        check="all" check_existence="all_exist"
        comment="lo interface is assigned to the custom trusted zone in /etc/firewalld/zones">
        <ind:object object_ref="object_firewalld_lo_interface_trusted_etc"/>
    </ind:xmlfilecontent_test>

    <ind:xmlfilecontent_object id="object_firewalld_lo_interface_trusted_etc" version="1">
        <ind:filepath>/etc/firewalld/zones/trusted.xml</ind:filepath>
        <ind:xpath>/zone/interface[@name='lo']</ind:xpath>
    </ind:xmlfilecontent_object>

    <unix:file_test id="test_firewalld_trusted_zone_not_overridden" version="1"
        check="all" check_existence="none_exist"
        comment="there is no equivalent file for trusted zone defined by the administrator">
        <unix:object object_ref="object_firewalld_customized_trusted_zone_file"/>
    </unix:file_test>

    <unix:file_object id="object_firewalld_customized_trusted_zone_file" version="1">
        <unix:filepath>/etc/firewalld/zones/trusted.xml</unix:filepath>
    </unix:file_object>
</def-group>
