<?xml version="1.0"?>

<!-- DNS forwarder configuration -->

<interfaceDefinition>
  <node name="service">
    <children>
      <node name="dns">
        <children>
          <node name="forwarding" owner="${vyos_sbindir}/vyos-config-dns-forwarding.py">
            <properties>
              <help>DNS forwarding</help>
              <priority>918</priority>
            </properties>
            <children>
              <leafNode name="cache-size">
                <properties>
                  <help>DNS forwarding cache size</help>
                  <valueHelp>
                    <format>0-10000</format>
                    <description>DNS forwarding cache size</description>
                  </valueHelp>
                  <constraint>
                    <validator name="numeric" argument="--range 0-10000"/>
                  </constraint>
                </properties>
              </leafNode>
              <leafNode name="dhcp">
                <properties>
                  <help>Use nameservers received from DHCP server for specified interface</help>
                  <completionHelp>
                    <script>${vyatta_sbindir}/vyatta-interfaces.pl --show all</script>
                  </completionHelp>
                  <multi/>
                </properties>
              </leafNode>
              <tagNode name="domain">
                <properties>
                  <help>DNS domain to forward to a local server</help>
                </properties>
                <children>
                  <leafNode name="server">
                    <properties>
                      <help>Domain Name Server (DNS) to forward queries</help>
                      <valueHelp>
                        <format>ipv4</format>
                        <description>Domain Name Server (DNS) IPv4 address</description>
                      </valueHelp>
                      <valueHelp>
                        <format>ipv6</format>
                        <description>Domain Name Server (DNS) IPv6 address</description>
                      </valueHelp>
                      <multi/>
                      <constraint>
                        <validator name="ipv4-address"/>
                        <validator name="ipv6-address"/>
                      </constraint>
                    </properties>
                  </leafNode>
                </children>
              </tagNode>
              <leafNode name="ignore-hosts-file">
                <properties>
                  <help>Do not use local /etc/hosts file in name resolution</help>
                  <valueless/>
                </properties>
              </leafNode>
              <leafNode name="listen-on">
                <properties>
                  <help>Interface to listen for DNS queries [REQUIRED]</help>
                  <completionHelp>
                    <script>${vyatta_sbindir}/vyatta-interfaces.pl --show all</script>
                  </completionHelp>
                  <multi/>
                </properties>
              </leafNode>
              <leafNode name="name-server">
                <properties>
                  <help>Domain Name Server (DNS)</help>
                  <valueHelp>
                    <format>ipv4</format>
                    <description>Domain Name Server (DNS) IPv4 address</description>
                  </valueHelp>
                  <valueHelp>
                    <format>ipv6</format>
                    <description>Domain Name Server (DNS) IPv6 address</description>
                  </valueHelp>
                  <multi/>
                  <constraint>
                    <validator name="ipv4-address"/>
                    <validator name="ipv6-address"/>
                  </constraint>
                </properties>
              </leafNode>
              <leafNode name="system">
                <properties>
                  <help>DNS forwarding to system nameservers</help>
                  <valueless/>
                </properties>
              </leafNode>
            </children>
          </node>
        </children>
      </node>
    </children>
  </node>
</interfaceDefinition>