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authorsarthurdev <965089+sarthurdev@users.noreply.github.com>2022-09-29 13:59:10 +0200
committersarthurdev <965089+sarthurdev@users.noreply.github.com>2023-08-25 15:53:30 +0200
commitd62f8ed1e3608d82e3e4fb7566817839023aa39c (patch)
tree4613bd1c9b5fc983c7cc1031d3e64677d528329c /data/templates/firewall/nftables.j2
parent5ea0428a08ae9e85fe2ebb6bb85dca07c5eb694f (diff)
downloadvyos-1x-d62f8ed1e3608d82e3e4fb7566817839023aa39c.tar.gz
vyos-1x-d62f8ed1e3608d82e3e4fb7566817839023aa39c.zip
firewall: T3509: Add support for IPv6 return path filtering
Diffstat (limited to 'data/templates/firewall/nftables.j2')
-rw-r--r--data/templates/firewall/nftables.j214
1 files changed, 14 insertions, 0 deletions
diff --git a/data/templates/firewall/nftables.j2 b/data/templates/firewall/nftables.j2
index 10cbc68cb..d889a505d 100644
--- a/data/templates/firewall/nftables.j2
+++ b/data/templates/firewall/nftables.j2
@@ -3,6 +3,20 @@
{% import 'firewall/nftables-defines.j2' as group_tmpl %}
{% if first_install is not vyos_defined %}
+delete table inet vyos_rpfilter
+{% endif %}
+table inet vyos_rpfilter {
+ chain PREROUTING {
+ type filter hook prerouting priority -300; policy accept;
+{% if global_options.source_validation is vyos_defined('loose') %}
+ fib saddr oif 0 counter drop
+{% elif global_options.source_validation is vyos_defined('strict') %}
+ fib saddr . iif oif 0 counter drop
+{% endif %}
+ }
+}
+
+{% if first_install is not vyos_defined %}
delete table ip vyos_filter
{% endif %}
table ip vyos_filter {