<!-- A Relax NG schema for the libvirt secret properties XML format -->
<grammar xmlns="http://relaxng.org/ns/structure/1.0">
  <start>
    <ref name='secret'/>
  </start>

  <define name='secret'>
    <element name='secret'>
      <optional>
        <attribute name='ephemeral'>
          <choice>
            <value>yes</value>
            <value>no</value>
          </choice>
        </attribute>
      </optional>
      <optional>
        <attribute name='private'>
          <choice>
            <value>yes</value>
            <value>no</value>
          </choice>
        </attribute>
      </optional>
      <interleave>
        <optional>
          <element name='uuid'>
            <ref name='UUID'/>
          </element>
        </optional>
        <optional>
          <element name='description'>
            <text/>
          </element>
        </optional>
        <optional>
          <element name='usage'>
            <choice>
              <ref name='usagevolume'/>
              <!-- More choices later -->
            </choice>
          </element>
        </optional>
      </interleave>
    </element>
  </define>

  <define name='usagevolume'>
    <attribute name='type'>
      <value>volume</value>
    </attribute>
    <element name='volume'>
      <ref name='absFilePath'/>
    </element>
  </define>

  <define name="UUID">
    <choice>
      <data type="string">
        <param name="pattern">[a-fA-F0-9]{32}</param>
      </data>
      <data type="string">
        <param name="pattern">[a-fA-F0-9]{8}\-([a-fA-F0-9]{4}\-){3}[a-fA-F0-9]{12}</param>
      </data>
    </choice>
  </define>

  <define name="absFilePath">
    <data type="string">
      <param name="pattern">/[a-zA-Z0-9_\.\+\-&amp;/%]+</param>
    </data>
  </define>

</grammar>
