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-rw-r--r--data/templates/zone_policy/nftables.tmpl97
1 files changed, 97 insertions, 0 deletions
diff --git a/data/templates/zone_policy/nftables.tmpl b/data/templates/zone_policy/nftables.tmpl
new file mode 100644
index 000000000..4575a721c
--- /dev/null
+++ b/data/templates/zone_policy/nftables.tmpl
@@ -0,0 +1,97 @@
+#!/usr/sbin/nft -f
+
+{% if cleanup_commands is defined %}
+{% for command in cleanup_commands %}
+{{ command }}
+{% endfor %}
+{% endif %}
+
+{% if zone is defined %}
+table ip filter {
+{% for zone_name, zone_conf in zone.items() if zone_conf.ipv4 %}
+{% if zone_conf.local_zone is defined %}
+ chain VZONE_{{ zone_name }}_IN {
+ iifname lo counter return
+{% for from_zone, from_conf in zone_conf.from.items() if from_conf.firewall.name is defined %}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter jump {{ from_conf.firewall.name }}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter return
+{% endfor %}
+ counter {{ zone_conf.default_action if zone_conf.default_action is defined else 'drop' }}
+ }
+ chain VZONE_{{ zone_name }}_OUT {
+ oifname lo counter return
+{% for from_zone, from_conf in zone_conf.from_local.items() if from_conf.firewall.name is defined %}
+ oifname { {{ zone[from_zone].interface | join(",") }} } counter jump {{ from_conf.firewall.name }}
+ oifname { {{ zone[from_zone].interface | join(",") }} } counter return
+{% endfor %}
+ counter {{ zone_conf.default_action if zone_conf.default_action is defined else 'drop' }}
+ }
+{% else %}
+ chain VZONE_{{ zone_name }} {
+ iifname { {{ zone_conf.interface | join(",") }} } counter return
+{% for from_zone, from_conf in zone_conf.from.items() if from_conf.firewall.name is defined %}
+{% if zone[from_zone].local_zone is not defined %}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter jump {{ from_conf.firewall.name }}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter return
+{% endif %}
+{% endfor %}
+ counter {{ zone_conf.default_action if zone_conf.default_action is defined else 'drop' }}
+ }
+{% endif %}
+{% endfor %}
+}
+
+table ip6 filter {
+{% for zone_name, zone_conf in zone.items() if zone_conf.ipv6 %}
+{% if zone_conf.local_zone is defined %}
+ chain VZONE6_{{ zone_name }}_IN {
+ iifname lo counter return
+{% for from_zone, from_conf in zone_conf.from.items() if from_conf.firewall.ipv6_name is defined %}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter jump {{ from_conf.firewall.ipv6_name }}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter return
+{% endfor %}
+ counter {{ zone_conf.default_action if zone_conf.default_action is defined else 'drop' }}
+ }
+ chain VZONE6_{{ zone_name }}_OUT {
+ oifname lo counter return
+{% for from_zone, from_conf in zone_conf.from_local.items() if from_conf.firewall.ipv6_name is defined %}
+ oifname { {{ zone[from_zone].interface | join(",") }} } counter jump {{ from_conf.firewall.ipv6_name }}
+ oifname { {{ zone[from_zone].interface | join(",") }} } counter return
+{% endfor %}
+ counter {{ zone_conf.default_action if zone_conf.default_action is defined else 'drop' }}
+ }
+{% else %}
+ chain VZONE6_{{ zone_name }} {
+ iifname { {{ zone_conf.interface | join(",") }} } counter return
+{% for from_zone, from_conf in zone_conf.from.items() if from_conf.firewall.ipv6_name is defined %}
+{% if zone[from_zone].local_zone is not defined %}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter jump {{ from_conf.firewall.ipv6_name }}
+ iifname { {{ zone[from_zone].interface | join(",") }} } counter return
+{% endif %}
+{% endfor %}
+ counter {{ zone_conf.default_action if zone_conf.default_action is defined else 'drop' }}
+ }
+{% endif %}
+{% endfor %}
+}
+
+{% for zone_name, zone_conf in zone.items() %}
+{% if zone_conf.ipv4 %}
+{% if 'local_zone' in zone_conf %}
+insert rule ip filter VYOS_FW_LOCAL counter jump VZONE_{{ zone_name }}_IN
+insert rule ip filter VYOS_FW_OUTPUT counter jump VZONE_{{ zone_name }}_OUT
+{% else %}
+insert rule ip filter VYOS_FW_OUT oifname { {{ zone_conf.interface | join(',') }} } counter jump VZONE_{{ zone_name }}
+{% endif %}
+{% endif %}
+{% if zone_conf.ipv6 %}
+{% if 'local_zone' in zone_conf %}
+insert rule ip6 filter VYOS_FW6_LOCAL counter jump VZONE6_{{ zone_name }}_IN
+insert rule ip6 filter VYOS_FW6_OUTPUT counter jump VZONE6_{{ zone_name }}_OUT
+{% else %}
+insert rule ip6 filter VYOS_FW6_OUT oifname { {{ zone_conf.interface | join(',') }} } counter jump VZONE6_{{ zone_name }}
+{% endif %}
+{% endif %}
+{% endfor %}
+
+{% endif %}