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-rw-r--r--data/templates/firewall/nftables-zone.j268
-rw-r--r--data/templates/firewall/nftables.j210
2 files changed, 78 insertions, 0 deletions
diff --git a/data/templates/firewall/nftables-zone.j2 b/data/templates/firewall/nftables-zone.j2
new file mode 100644
index 000000000..124304e77
--- /dev/null
+++ b/data/templates/firewall/nftables-zone.j2
@@ -0,0 +1,68 @@
+{% macro zone_chains(zone, ipv6=False) %}
+{% set fw_name = 'ipv6_name' if ipv6 else 'name' %}
+{% set suffix = '6' if ipv6 else '' %}
+ chain VYOS_ZONE_FORWARD {
+ type filter hook forward priority 1; policy accept;
+{% for zone_name, zone_conf in zone.items() %}
+{% if 'local_zone' not in zone_conf %}
+ oifname { {{ zone_conf.interface | join(',') }} } counter jump VZONE_{{ zone_name }}
+{% endif %}
+{% endfor %}
+ }
+ chain VYOS_ZONE_LOCAL {
+ type filter hook input priority 1; policy accept;
+{% for zone_name, zone_conf in zone.items() %}
+{% if 'local_zone' in zone_conf %}
+ counter jump VZONE_{{ zone_name }}_IN
+{% endif %}
+{% endfor %}
+ }
+ chain VYOS_ZONE_OUTPUT {
+ type filter hook output priority 1; policy accept;
+{% for zone_name, zone_conf in zone.items() %}
+{% if 'local_zone' in zone_conf %}
+ counter jump VZONE_{{ zone_name }}_OUT
+{% endif %}
+{% endfor %}
+ }
+{% for zone_name, zone_conf in zone.items() %}
+{% if zone_conf.local_zone is vyos_defined %}
+ chain VZONE_{{ zone_name }}_IN {
+ iifname lo counter return
+{% if zone_conf.from is vyos_defined %}
+{% for from_zone, from_conf in zone_conf.from.items() if from_conf.firewall[fw_name] is vyos_defined %}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter jump NAME{{ suffix }}_{{ from_conf.firewall[fw_name] }}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter return
+{% endfor %}
+{% endif %}
+ {{ zone_conf | nft_default_rule('zone_' + zone_name) }}
+ }
+ chain VZONE_{{ zone_name }}_OUT {
+ oifname lo counter return
+{% if zone_conf.from is vyos_defined %}
+{% for from_zone, from_conf in zone_conf.from.items() if from_conf.firewall[fw_name] is vyos_defined %}
+ oifname { {{ zone[from_zone].interface | join(",") }} } counter jump NAME{{ suffix }}_{{ from_conf.firewall[fw_name] }}
+ oifname { {{ zone[from_zone].interface | join(",") }} } counter return
+{% endfor %}
+{% endif %}
+ {{ zone_conf | nft_default_rule('zone_' + zone_name) }}
+ }
+{% else %}
+ chain VZONE_{{ zone_name }} {
+ iifname { {{ zone_conf.interface | join(",") }} } counter {{ zone_conf | nft_intra_zone_action(ipv6) }}
+{% if zone_conf.intra_zone_filtering is vyos_defined %}
+ iifname { {{ zone_conf.interface | join(",") }} } counter return
+{% endif %}
+{% if zone_conf.from is vyos_defined %}
+{% for from_zone, from_conf in zone_conf.from.items() if from_conf.firewall[fw_name] is vyos_defined %}
+{% if zone[from_zone].local_zone is not defined %}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter jump NAME{{ suffix }}_{{ from_conf.firewall[fw_name] }}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter return
+{% endif %}
+{% endfor %}
+{% endif %}
+ {{ zone_conf | nft_default_rule('zone_' + zone_name) }}
+ }
+{% endif %}
+{% endfor %}
+{% endmacro %} \ No newline at end of file
diff --git a/data/templates/firewall/nftables.j2 b/data/templates/firewall/nftables.j2
index 0fbddfaa9..c2741a07f 100644
--- a/data/templates/firewall/nftables.j2
+++ b/data/templates/firewall/nftables.j2
@@ -1,6 +1,7 @@
#!/usr/sbin/nft -f
{% import 'firewall/nftables-defines.j2' as group_tmpl %}
+{% import 'firewall/nftables-zone.j2' as zone_tmpl %}
flush chain raw FW_CONNTRACK
flush chain ip6 raw FW_CONNTRACK
@@ -148,6 +149,10 @@ table ip vyos_filter {
{% endif %}
{% endif %}
{{ group_tmpl.groups(group, False) }}
+
+{% if zone is vyos_defined %}
+{{ zone_tmpl.zone_chains(zone, False) }}
+{% endif %}
}
{% if first_install is not vyos_defined %}
@@ -251,4 +256,9 @@ table ip6 vyos_filter {
{% endif %}
{% endif %}
{{ group_tmpl.groups(group, True) }}
+
+{% if zone is vyos_defined %}
+{{ zone_tmpl.zone_chains(zone, True) }}
+{% endif %}
+
} \ No newline at end of file