<?xml version="1.0"?>
<interfaceDefinition>
  <node name="high-availability">
    <properties>
      <help>High availability settings</help>
    </properties>
    <children>
      <node name="vrrp" owner="${vyos_conf_scripts_dir}/vrrp.py">
        <properties>
          <priority>800</priority> <!-- after all interfaces and conntrack-sync -->
          <help>Virtual Router Redundancy Protocol settings</help>
        </properties>
        <children>
          <tagNode name="group">
            <properties>
              <help>VRRP group</help>
            </properties>
            <children>
              <leafNode name="interface">
                <properties>
                  <help>Network interface</help>
                  <completionHelp>
                    <script>${vyos_completion_dir}/list_interfaces.py --broadcast</script>
                  </completionHelp>
                </properties>
              </leafNode>
              <leafNode name="advertise-interval">
                <properties>
                  <help>Advertise interval</help>
                  <valueHelp>
                    <format>1-255</format>
                    <description>Advertise interval in seconds (default: 1)</description>
                  </valueHelp>
                  <constraint>
                    <validator name="numeric" argument="--range 1-255"/>
                  </constraint>
                </properties>
              </leafNode>
              <node name="authentication">
                <properties>
                  <help>VRRP authentication</help>
                </properties>
                <children>
                  <leafNode name="password">
                    <properties>
                      <help>VRRP password</help>
                      <valueHelp>
                        <format>text</format>
                        <description>Password string (up to 8 characters)</description>
                      </valueHelp>
                      <constraint>
                        <regex>.{1,8}</regex>
                      </constraint>
                      <constraintErrorMessage>Password must not be longer than 8 characters</constraintErrorMessage>
                    </properties>
                  </leafNode>
                  <leafNode name="type">
                    <properties>
                      <help>Authentication type</help>
                      <completionHelp>
                        <list>plaintext-password ah</list>
                      </completionHelp>
                      <constraint>
                        <regex>(plaintext-password|ah)</regex>
                      </constraint>
                      <constraintErrorMessage>Authentication type must be plaintext-password or ah</constraintErrorMessage>
                    </properties>
                  </leafNode>
                </children>
              </node>
              <leafNode name="description">
                <properties>
                  <help>Group description</help>
                </properties>
              </leafNode>
              <leafNode name="disable">
                <properties>
                  <valueless/>
                  <help>Disable VRRP group</help>
                </properties>
              </leafNode>
              <node name="health-check">
                <properties>
                  <help>Health check script</help>
                </properties>
                <children>
                  <leafNode name="failure-count">
                    <properties>
                      <help>Health check failure count required for transition to fault (default: 3)</help>
                      <constraint>
                        <validator name="numeric" argument="--positive" />
                      </constraint>
                    </properties>
                  </leafNode>
                  <leafNode name="interval">
                    <properties>
                      <help>Health check execution interval in seconds (default: 60)</help>
                      <constraint>
                        <validator name="numeric" argument="--positive"/>
                      </constraint>
                    </properties>
                  </leafNode>
                  <leafNode name="script">
                    <properties>
                      <help>Health check script file</help>
                      <constraint>
                        <validator name="script"/>
                      </constraint>
                    </properties>
                  </leafNode>
                </children>
              </node>
              <leafNode name="hello-source-address">
                <properties>
                  <help>VRRP hello source address (IPv4 or IPv6)</help>
                  <constraint>
                    <validator name="ipv4-address"/>
                    <validator name="ipv6-address"/>
                  </constraint>
                  <valueHelp>
                    <format>&lt;IPv4|IPv6&gt;</format>
                    <description>IPv4 or IPv6 hello source address</description>
                  </valueHelp>
                </properties>
              </leafNode>
              <leafNode name="peer-address">
                <properties>
                  <help>Unicast VRRP peer address (IPv4 or IPv6)</help>
                  <constraint>
                    <validator name="ipv4-address"/>
                    <validator name="ipv6-address"/>
                  </constraint>
                  <valueHelp>
                    <format>&lt;IPv4|IPv6&gt;</format>
                    <description>IPv4 or IPv6 unicast peer address</description>
                  </valueHelp>
                </properties>
              </leafNode>
              <leafNode name="no-preempt">
                <properties>
                  <valueless/>
                  <help>Disable master preemption</help>
                </properties>
              </leafNode>
              <leafNode name="preempt-delay">
                <properties>
                  <help>Preempt delay (in seconds)</help>
                  <constraint>
                    <validator name="numeric" argument="--range 0-1000"/>
                  </constraint>
                </properties>
              </leafNode>
              <leafNode name="priority">
                <properties>
                  <help>Router priority</help>
                  <constraint>
                    <validator name="numeric" argument="--range 1-255"/>
                  </constraint>
                  <valueHelp>
                    <format>1-255</format>
                    <description>Router priority (default: 100)</description>
                  </valueHelp>
                </properties>
              </leafNode>
              <leafNode name="rfc3768-compatibility">
                <properties>
                  <valueless/>
                  <help>Use VRRP virtual MAC address as per RFC3768</help>
                </properties>
              </leafNode>
              <node name="transition-script">
                <properties>
                  <help>VRRP transition scripts</help>
                </properties>
                <children>
                  <leafNode name="master">
                    <properties>
                      <help>Script to run on VRRP state transition to master</help>
                      <constraint>
                        <validator name="script"/>
                      </constraint>
                    </properties>
                  </leafNode>
                  <leafNode name="backup">
                    <properties>
                      <help>Script to run on VRRP state transition to backup</help>
                      <constraint>
                        <validator name="script"/>
                      </constraint>
                    </properties>
                  </leafNode>
                  <leafNode name="fault">
                    <properties>
                      <help>Script to run on VRRP state transition to fault</help>
                      <constraint>
                        <validator name="script"/>
                      </constraint>
                    </properties>
                  </leafNode>
                  <leafNode name="stop">
                    <properties>
                      <help>Script to run on VRRP state transition to stop</help>
                      <constraint>
                        <validator name="script"/>
                      </constraint>
                    </properties>
                  </leafNode>
                </children>
              </node>
              <leafNode name="virtual-address">
                <properties>
                  <multi/>
                  <help>Virtual address (IPv4 or IPv6, but they must not be mixed in one group)</help>
                  <constraint>
                    <validator name="ipv4-host"/>
                    <validator name="ipv6-host"/>
                  </constraint>
                  <constraintErrorMessage>Virtual address must be a valid IPv4 or IPv6 address with prefix length (e.g. 192.0.2.3/24 or 2001:db8:ff::10/64)</constraintErrorMessage>
                  <valueHelp>
                    <format>&lt;IPv4|IPv6&gt;</format>
                    <description>IPv4 or IPv6 virtual address</description>
                  </valueHelp>
                </properties>
              </leafNode>
              <leafNode name="vrid">
                <properties>
                  <help>Virtual router identifier</help>
                  <constraint>
                    <validator name="numeric" argument="--range 1-255"/>
                  </constraint>
                  <valueHelp>
                    <format>1-255</format>
                    <description>Virtual router identifier</description>
                  </valueHelp>
                </properties>
              </leafNode>
            </children>
          </tagNode>
          <tagNode name="sync-group">
            <properties>
              <help>VRRP sync group</help>
            </properties>
            <children>
              <leafNode name="member">
                <properties>
                  <multi/>
                  <help>Sync group member</help>
                  <valueHelp>
                    <format>text</format>
                    <description>VRRP group name</description>
                  </valueHelp>
                  <completionHelp>
                    <path>high-availability vrrp group</path>
                  </completionHelp>
                </properties>
              </leafNode>
              <node name="transition-script">
                <properties>
                  <help>VRRP transition scripts</help>
                </properties>
                <children>
                  <leafNode name="master">
                    <properties>
                      <help>Script to run on VRRP state transition to master</help>
                      <constraint>
                        <validator name="script"/>
                      </constraint>
                    </properties>
                  </leafNode>
                  <leafNode name="backup">
                    <properties>
                      <help>Script to run on VRRP state transition to backup</help>
                      <constraint>
                        <validator name="script"/>
                      </constraint>
                    </properties>
                  </leafNode>
                  <leafNode name="fault">
                    <properties>
                      <help>Script to run on VRRP state transition to fault</help>
                      <constraint>
                        <validator name="script"/>
                      </constraint>
                    </properties>
                  </leafNode>
                  <leafNode name="stop">
                    <properties>
                      <help>Script to run on VRRP state transition to stop</help>
                      <constraint>
                        <validator name="script"/>
                      </constraint>
                    </properties>
                  </leafNode>
                </children>
              </node>
            </children>
          </tagNode>
        </children>
      </node>
    </children>
  </node>
</interfaceDefinition>