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<?xml version="1.0"?>
<interfaceDefinition>
  <node name="nat" owner="sudo ${vyos_conf_scripts_dir}/nat.py">
    <properties>
      <help>Network Address Translation (NAT) parameters</help>
      <priority>220</priority>
    </properties>
    <children>
      <node name="destination">
        <properties>
          <help>Destination NAT settings</help>
        </properties>
        <children>
          #include <include/nat-rule.xml.i>
          <tagNode name="rule">
            <children>
              <leafNode name="inbound-interface">
                <properties>
                  <help>Inbound interface of NAT traffic</help>
                  <completionHelp>
                    <script>${vyos_completion_dir}/list_interfaces.py</script>
                  </completionHelp>
                </properties>
              </leafNode>
              <node name="translation">
                <properties>
                  <help>Inside NAT IP (destination NAT only)</help>
                </properties>
                <children>
                  <leafNode name="address">
                    <properties>
                      <help>IP address, subnet, or range</help>
                      <valueHelp>
                        <format>ipv4</format>
                        <description>IPv4 address to match</description>
                      </valueHelp>
                      <valueHelp>
                        <format>ipv4net</format>
                        <description>IPv4 prefix to match</description>
                      </valueHelp>
                      <valueHelp>
                        <format>ipv4range</format>
                        <description>IPv4 address range to match</description>
                      </valueHelp>
                      <!-- TODO: add general iptables constraint script -->
                    </properties>
                  </leafNode>
                  #include <include/nat-translation-port.xml.i>
                </children>
              </node>
            </children>
          </tagNode>
        </children>
      </node>
      <node name="source">
        <properties>
          <help>Source NAT settings</help>
        </properties>
        <children>
          #include <include/nat-rule.xml.i>
          <tagNode name="rule">
            <children>
              <leafNode name="outbound-interface">
                <properties>
                  <help>Outbound interface of NAT traffic</help>
                  <completionHelp>
                    <script>${vyos_completion_dir}/list_interfaces.py</script>
                  </completionHelp>
                </properties>
              </leafNode>
              <node name="translation">
                <properties>
                  <help>Outside NAT IP (source NAT only)</help>
                </properties>
                <children>
                  <leafNode name="address">
                    <properties>
                      <help>IP address, subnet, or range</help>
                      <completionHelp>
                        <list>masquerade</list>
                      </completionHelp>
                      <valueHelp>
                        <format>ipv4</format>
                        <description>IPv4 address to match</description>
                      </valueHelp>
                      <valueHelp>
                        <format>ipv4net</format>
                        <description>IPv4 prefix to match</description>
                      </valueHelp>
                      <valueHelp>
                        <format>ipv4range</format>
                        <description>IPv4 address range to match</description>
                      </valueHelp>
                      <valueHelp>
                        <format>masquerade</format>
                        <description>NAT to the primary address of outbound-interface</description>
                      </valueHelp>
                      <constraint>
                        <validator name="ipv4-prefix"/>
                        <validator name="ipv4-address"/>
                        <validator name="ipv4-range"/>
                        <regex>(masquerade)</regex>
                      </constraint>
                    </properties>
                  </leafNode>
                  #include <include/nat-translation-port.xml.i>
                </children>
              </node>
            </children>
          </tagNode>
        </children>
      </node>
    </children>
  </node>
</interfaceDefinition>