From 7f9ce3017ff4bc99c66e4d5ddfd6a9904ca8542c Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Wed, 25 Mar 2020 19:32:34 +0100
Subject: ipv6: T1831: migrate forwarding and dup-addr-detect-transmits nodes

... to new XML and Python based frontend/backend.
---
 python/vyos/ifconfig/interface.py | 42 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

(limited to 'python/vyos/ifconfig')

diff --git a/python/vyos/ifconfig/interface.py b/python/vyos/ifconfig/interface.py
index 0fddc67f3..ae0b652b0 100644
--- a/python/vyos/ifconfig/interface.py
+++ b/python/vyos/ifconfig/interface.py
@@ -115,6 +115,14 @@ class Interface(DHCP):
             'validate': assert_boolean,
             'location': '/proc/sys/net/ipv4/conf/{ifname}/arp_ignore',
         },
+        'ipv6_forwarding': {
+            'validate': assert_boolean,
+            'location': '/proc/sys/net/ipv6/conf/{ifname}/forwarding',
+        },
+        'ipv6_dad_transmits': {
+            'validate': assert_boolean,
+            'location': '/proc/sys/net/ipv6/conf/{ifname}/dad_transmits',
+        },
         'proxy_arp': {
             'validate': assert_boolean,
             'location': '/proc/sys/net/ipv4/conf/{ifname}/proxy_arp',
@@ -374,6 +382,40 @@ class Interface(DHCP):
         """
         return self.set_interface('arp_ignore', arp_ignore)
 
+    def set_ipv6_forwarding(self, forwarding):
+        """
+        Configure IPv6 interface-specific Host/Router behaviour.
+
+        False:
+
+        By default, Host behaviour is assumed.  This means:
+
+        1. IsRouter flag is not set in Neighbour Advertisements.
+        2. If accept_ra is TRUE (default), transmit Router
+           Solicitations.
+        3. If accept_ra is TRUE (default), accept Router
+           Advertisements (and do autoconfiguration).
+        4. If accept_redirects is TRUE (default), accept Redirects.
+
+        True:
+
+        If local forwarding is enabled, Router behaviour is assumed.
+        This means exactly the reverse from the above:
+
+        1. IsRouter flag is set in Neighbour Advertisements.
+        2. Router Solicitations are not sent unless accept_ra is 2.
+        3. Router Advertisements are ignored unless accept_ra is 2.
+        4. Redirects are ignored.
+        """
+        return self.set_interface('ipv6_forwarding', forwarding)
+
+    def set_dad_messages(self, dad):
+        """
+        The amount of Duplicate Address Detection probes to send.
+        Default: 1
+        """
+        return self.set_interface('ipv6_dad_transmits', dad)
+
     def set_link_detect(self, link_filter):
         """
         Configure kernel response in packets received on interfaces that are 'down'
-- 
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