From f1ead5c6a16aba00699b8a5b9c18ef6cffe8cc4d Mon Sep 17 00:00:00 2001
From: Christian Breunig <christian@breunig.cc>
Date: Tue, 12 Mar 2024 16:58:25 +0100
Subject: radvd: T6118: add nat64prefix support RFC8781

Add support for pref64 option, as defined in RFC8781. The prefix valid lifetime
must not be smaller than the "interface interval max" definition which defaults
to 600.

  set service router-advert interface eth1 nat64prefix 64:ff9b::/96
---
 interface-definitions/service_router-advert.xml.in | 30 ++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'interface-definitions/service_router-advert.xml.in')

diff --git a/interface-definitions/service_router-advert.xml.in b/interface-definitions/service_router-advert.xml.in
index 16c29022d..166a4a0cf 100644
--- a/interface-definitions/service_router-advert.xml.in
+++ b/interface-definitions/service_router-advert.xml.in
@@ -225,6 +225,36 @@
                   </leafNode>
                 </children>
               </tagNode>
+              <tagNode name="nat64prefix">
+                <properties>
+                  <help>NAT64 prefix included in the router advertisements</help>
+                  <valueHelp>
+                    <format>ipv6net</format>
+                    <description>IPv6 prefix to be advertized</description>
+                  </valueHelp>
+                  <constraint>
+                    <validator name="ipv6-prefix"/>
+                  </constraint>
+                </properties>
+                <children>
+                  <leafNode name="valid-lifetime">
+                    <properties>
+                      <help>Time in seconds that the prefix will remain valid</help>
+                      <completionHelp>
+                        <list>infinity</list>
+                      </completionHelp>
+                      <valueHelp>
+                        <format>u32:4-65528</format>
+                        <description>Time in seconds that the prefix will remain valid</description>
+                      </valueHelp>
+                      <constraint>
+                        <validator name="numeric" argument="--range 4-65528"/>
+                      </constraint>
+                    </properties>
+                    <defaultValue>65528</defaultValue>
+                  </leafNode>
+                </children>
+              </tagNode>
               <tagNode name="prefix">
                 <properties>
                   <help>IPv6 prefix to be advertised in Router Advertisements (RAs)</help>
-- 
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