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-rw-r--r--data/templates/firewall/nftables.j265
1 files changed, 53 insertions, 12 deletions
diff --git a/data/templates/firewall/nftables.j2 b/data/templates/firewall/nftables.j2
index 0fbddfaa9..db010257d 100644
--- a/data/templates/firewall/nftables.j2
+++ b/data/templates/firewall/nftables.j2
@@ -1,33 +1,42 @@
#!/usr/sbin/nft -f
{% import 'firewall/nftables-defines.j2' as group_tmpl %}
+{% import 'firewall/nftables-bridge.j2' as bridge_tmpl %}
+{% import 'firewall/nftables-offload.j2' as offload %}
flush chain raw FW_CONNTRACK
flush chain ip6 raw FW_CONNTRACK
+flush chain raw vyos_global_rpfilter
+flush chain ip6 raw vyos_global_rpfilter
+
table raw {
chain FW_CONNTRACK {
{{ ipv4_conntrack_action }}
}
+
+ chain vyos_global_rpfilter {
+{% 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 %}
+ return
+ }
}
table ip6 raw {
chain FW_CONNTRACK {
{{ ipv6_conntrack_action }}
}
-}
-{% if first_install is not vyos_defined %}
-delete table inet vyos_global_rpfilter
-{% endif %}
-table inet vyos_global_rpfilter {
- chain PREROUTING {
- type filter hook prerouting priority -300; policy accept;
-{% if global_options.source_validation is vyos_defined('loose') %}
+ chain vyos_global_rpfilter {
+{% if global_options.ipv6_source_validation is vyos_defined('loose') %}
fib saddr oif 0 counter drop
-{% elif global_options.source_validation is vyos_defined('strict') %}
+{% elif global_options.ipv6_source_validation is vyos_defined('strict') %}
fib saddr . iif oif 0 counter drop
{% endif %}
+ return
}
}
@@ -147,7 +156,7 @@ table ip vyos_filter {
{% endfor %}
{% endif %}
{% endif %}
-{{ group_tmpl.groups(group, False) }}
+{{ group_tmpl.groups(group, False, True) }}
}
{% if first_install is not vyos_defined %}
@@ -250,5 +259,37 @@ table ip6 vyos_filter {
{% endfor %}
{% endif %}
{% endif %}
-{{ group_tmpl.groups(group, True) }}
-} \ No newline at end of file
+{{ group_tmpl.groups(group, True, True) }}
+}
+
+## Bridge Firewall
+{% if first_install is not vyos_defined %}
+delete table bridge vyos_filter
+{% endif %}
+{% if bridge is vyos_defined %}
+table bridge vyos_filter {
+{{ bridge_tmpl.bridge(bridge) }}
+{{ group_tmpl.groups(group, False, False) }}
+}
+{% endif %}
+
+table inet vyos_offload
+delete table inet vyos_offload
+table inet vyos_offload {
+{% if flowtable_enabled %}
+{% if global_options.flow_offload.hardware.interface is vyos_defined %}
+ {{- offload.render_flowtable('VYOS_FLOWTABLE_hardware', global_options.flow_offload.hardware.interface | list, priority='filter - 2', hardware_offload=true) }}
+ chain VYOS_OFFLOAD_hardware {
+ type filter hook forward priority filter - 2; policy accept;
+ ct state { established, related } meta l4proto { tcp, udp } flow add @VYOS_FLOWTABLE_hardware
+ }
+{% endif %}
+{% if global_options.flow_offload.software.interface is vyos_defined %}
+ {{- offload.render_flowtable('VYOS_FLOWTABLE_software', global_options.flow_offload.software.interface | list, priority='filter - 1') }}
+ chain VYOS_OFFLOAD_software {
+ type filter hook forward priority filter - 1; policy accept;
+ ct state { established, related } meta l4proto { tcp, udp } flow add @VYOS_FLOWTABLE_software
+ }
+{% endif %}
+{% endif %}
+}