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-rw-r--r--interface-definitions/include/interface/base-reachable-time.xml.i16
-rw-r--r--interface-definitions/include/interface/ipv6-options.xml.i1
-rw-r--r--python/vyos/ifconfig/interface.py28
3 files changed, 44 insertions, 1 deletions
diff --git a/interface-definitions/include/interface/base-reachable-time.xml.i b/interface-definitions/include/interface/base-reachable-time.xml.i
new file mode 100644
index 000000000..fb0d70101
--- /dev/null
+++ b/interface-definitions/include/interface/base-reachable-time.xml.i
@@ -0,0 +1,16 @@
+<!-- include start from interface/base-reachable-time.xml.i -->
+<leafNode name="base-reachable-time">
+ <properties>
+ <help>Base reachable time in seconds</help>
+ <valueHelp>
+ <format>u32:1-86400</format>
+ <description>Base reachable time in seconds</description>
+ </valueHelp>
+ <constraint>
+ <validator name="numeric" argument="--range 1-86400"/>
+ </constraint>
+ <constraintErrorMessage>Base reachable time must be between 1 and 86400 seconds</constraintErrorMessage>
+ </properties>
+ <defaultValue>30</defaultValue>
+</leafNode>
+<!-- include end -->
diff --git a/interface-definitions/include/interface/ipv6-options.xml.i b/interface-definitions/include/interface/ipv6-options.xml.i
index edb4a74f9..ec6ec64ee 100644
--- a/interface-definitions/include/interface/ipv6-options.xml.i
+++ b/interface-definitions/include/interface/ipv6-options.xml.i
@@ -5,6 +5,7 @@
</properties>
<children>
#include <include/interface/adjust-mss.xml.i>
+ #include <include/interface/base-reachable-time.xml.i>
#include <include/interface/disable-forwarding.xml.i>
#include <include/interface/ipv6-accept-dad.xml.i>
#include <include/interface/ipv6-address.xml.i>
diff --git a/python/vyos/ifconfig/interface.py b/python/vyos/ifconfig/interface.py
index 1b86982c4..f0897bc21 100644
--- a/python/vyos/ifconfig/interface.py
+++ b/python/vyos/ifconfig/interface.py
@@ -1,4 +1,4 @@
-# Copyright 2019-2023 VyOS maintainers and contributors <maintainers@vyos.io>
+# Copyright 2019-2024 VyOS maintainers and contributors <maintainers@vyos.io>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
@@ -193,6 +193,9 @@ class Interface(Control):
'validate': assert_positive,
'location': '/proc/sys/net/ipv6/conf/{ifname}/dad_transmits',
},
+ 'ipv6_cache_tmo': {
+ 'location': '/proc/sys/net/ipv6/neigh/{ifname}/base_reachable_time_ms',
+ },
'path_cost': {
# XXX: we should set a maximum
'validate': assert_positive,
@@ -261,6 +264,9 @@ class Interface(Control):
'ipv6_dad_transmits': {
'location': '/proc/sys/net/ipv6/conf/{ifname}/dad_transmits',
},
+ 'ipv6_cache_tmo': {
+ 'location': '/proc/sys/net/ipv6/neigh/{ifname}/base_reachable_time_ms',
+ },
'proxy_arp': {
'location': '/proc/sys/net/ipv4/conf/{ifname}/proxy_arp',
},
@@ -613,6 +619,21 @@ class Interface(Control):
return None
return self.set_interface('arp_cache_tmo', tmo)
+ def set_ipv6_cache_tmo(self, tmo):
+ """
+ Set IPv6 cache timeout value in seconds. Internal Kernel representation
+ is in milliseconds.
+
+ Example:
+ >>> from vyos.ifconfig import Interface
+ >>> Interface('eth0').set_ipv6_cache_tmo(40)
+ """
+ tmo = str(int(tmo) * 1000)
+ tmp = self.get_interface('ipv6_cache_tmo')
+ if tmp == tmo:
+ return None
+ return self.set_interface('ipv6_cache_tmo', tmo)
+
def _cleanup_mss_rules(self, table, ifname):
commands = []
results = self._cmd(f'nft -a list chain {table} VYOS_TCP_MSS').split("\n")
@@ -1698,6 +1719,11 @@ class Interface(Control):
for addr in tmp:
self.add_ipv6_eui64_address(addr)
+ # Configure IPv6 base time in milliseconds - has default value
+ tmp = dict_search('ipv6.base_reachable_time', config)
+ value = tmp if (tmp != None) else '30'
+ self.set_ipv6_cache_tmo(value)
+
# re-add ourselves to any bridge we might have fallen out of
if 'is_bridge_member' in config:
tmp = config.get('is_bridge_member')