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-rw-r--r--data/templates/firewall/nftables-zone.j269
-rw-r--r--data/templates/firewall/nftables.j238
2 files changed, 92 insertions, 15 deletions
diff --git a/data/templates/firewall/nftables-zone.j2 b/data/templates/firewall/nftables-zone.j2
new file mode 100644
index 000000000..1e9351f97
--- /dev/null
+++ b/data/templates/firewall/nftables-zone.j2
@@ -0,0 +1,69 @@
+
+{% 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_local is vyos_defined %}
+{% for from_zone, from_conf in zone_conf.from_local.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 75800ee3d..e24a9655d 100644
--- a/data/templates/firewall/nftables.j2
+++ b/data/templates/firewall/nftables.j2
@@ -3,6 +3,7 @@
{% import 'firewall/nftables-defines.j2' as group_tmpl %}
{% import 'firewall/nftables-bridge.j2' as bridge_tmpl %}
{% import 'firewall/nftables-offload.j2' as offload_tmpl %}
+{% import 'firewall/nftables-zone.j2' as zone_tmpl %}
flush chain raw vyos_global_rpfilter
flush chain ip6 raw vyos_global_rpfilter
@@ -43,9 +44,8 @@ table ip vyos_filter {
{% set ns = namespace(sets=[]) %}
{% if ipv4.forward is vyos_defined %}
{% for prior, conf in ipv4.forward.items() %}
-{% set def_action = conf.default_action %}
chain VYOS_FORWARD_{{ prior }} {
- type filter hook forward priority {{ prior }}; policy {{ def_action }};
+ type filter hook forward priority {{ prior }}; policy accept;
{% if conf.rule is vyos_defined %}
{% for rule_id, rule_conf in conf.rule.items() if rule_conf.disable is not vyos_defined %}
{{ rule_conf | nft_rule('FWD', prior, rule_id) }}
@@ -54,15 +54,15 @@ table ip vyos_filter {
{% endif %}
{% endfor %}
{% endif %}
+ {{ conf | nft_default_rule('FWD-filter') }}
}
{% endfor %}
{% endif %}
{% if ipv4.input is vyos_defined %}
{% for prior, conf in ipv4.input.items() %}
-{% set def_action = conf.default_action %}
chain VYOS_INPUT_{{ prior }} {
- type filter hook input priority {{ prior }}; policy {{ def_action }};
+ type filter hook input priority {{ prior }}; policy accept;
{% if conf.rule is vyos_defined %}
{% for rule_id, rule_conf in conf.rule.items() if rule_conf.disable is not vyos_defined %}
{{ rule_conf | nft_rule('INP',prior, rule_id) }}
@@ -71,15 +71,15 @@ table ip vyos_filter {
{% endif %}
{% endfor %}
{% endif %}
+ {{ conf | nft_default_rule('INP-filter') }}
}
{% endfor %}
{% endif %}
{% if ipv4.output is vyos_defined %}
{% for prior, conf in ipv4.output.items() %}
-{% set def_action = conf.default_action %}
chain VYOS_OUTPUT_{{ prior }} {
- type filter hook output priority {{ prior }}; policy {{ def_action }};
+ type filter hook output priority {{ prior }}; policy accept;
{% if conf.rule is vyos_defined %}
{% for rule_id, rule_conf in conf.rule.items() if rule_conf.disable is not vyos_defined %}
{{ rule_conf | nft_rule('OUT', prior, rule_id) }}
@@ -88,6 +88,7 @@ table ip vyos_filter {
{% endif %}
{% endfor %}
{% endif %}
+ {{ conf | nft_default_rule('OUT-filter') }}
}
{% endfor %}
{% endif %}
@@ -97,9 +98,8 @@ table ip vyos_filter {
}
{% if ipv4.prerouting is vyos_defined %}
{% for prior, conf in ipv4.prerouting.items() %}
-{% set def_action = conf.default_action %}
chain VYOS_PREROUTING_{{ prior }} {
- type filter hook prerouting priority {{ prior }}; policy {{ def_action }};
+ type filter hook prerouting priority {{ prior }}; policy accept;
{% if conf.rule is vyos_defined %}
{% for rule_id, rule_conf in conf.rule.items() if rule_conf.disable is not vyos_defined %}
{{ rule_conf | nft_rule('PRE', prior, rule_id) }}
@@ -108,7 +108,7 @@ table ip vyos_filter {
{% endif %}
{% endfor %}
{% endif %}
- {{ conf | nft_default_rule(prior) }}
+ {{ conf | nft_default_rule('PRE-filter') }}
}
{% endfor %}
{% endif %}
@@ -152,6 +152,10 @@ table ip vyos_filter {
{% endif %}
{% endif %}
{{ group_tmpl.groups(group, False, True) }}
+
+{% if zone is vyos_defined %}
+{{ zone_tmpl.zone_chains(zone, False) }}
+{% endif %}
}
{% if first_install is not vyos_defined %}
@@ -168,9 +172,8 @@ table ip6 vyos_filter {
{% set ns = namespace(sets=[]) %}
{% if ipv6.forward is vyos_defined %}
{% for prior, conf in ipv6.forward.items() %}
-{% set def_action = conf.default_action %}
chain VYOS_IPV6_FORWARD_{{ prior }} {
- type filter hook forward priority {{ prior }}; policy {{ def_action }};
+ type filter hook forward priority {{ prior }}; policy accept;
{% if conf.rule is vyos_defined %}
{% for rule_id, rule_conf in conf.rule.items() if rule_conf.disable is not vyos_defined %}
{{ rule_conf | nft_rule('FWD', prior, rule_id ,'ip6') }}
@@ -179,15 +182,15 @@ table ip6 vyos_filter {
{% endif %}
{% endfor %}
{% endif %}
+ {{ conf | nft_default_rule('FWD-filter', ipv6=True) }}
}
{% endfor %}
{% endif %}
{% if ipv6.input is vyos_defined %}
{% for prior, conf in ipv6.input.items() %}
-{% set def_action = conf.default_action %}
chain VYOS_IPV6_INPUT_{{ prior }} {
- type filter hook input priority {{ prior }}; policy {{ def_action }};
+ type filter hook input priority {{ prior }}; policy accept;
{% if conf.rule is vyos_defined %}
{% for rule_id, rule_conf in conf.rule.items() if rule_conf.disable is not vyos_defined %}
{{ rule_conf | nft_rule('INP', prior, rule_id ,'ip6') }}
@@ -196,15 +199,15 @@ table ip6 vyos_filter {
{% endif %}
{% endfor %}
{% endif %}
+ {{ conf | nft_default_rule('INP-filter', ipv6=True) }}
}
{% endfor %}
{% endif %}
{% if ipv6.output is vyos_defined %}
{% for prior, conf in ipv6.output.items() %}
-{% set def_action = conf.default_action %}
chain VYOS_IPV6_OUTPUT_{{ prior }} {
- type filter hook output priority {{ prior }}; policy {{ def_action }};
+ type filter hook output priority {{ prior }}; policy accept;
{% if conf.rule is vyos_defined %}
{% for rule_id, rule_conf in conf.rule.items() if rule_conf.disable is not vyos_defined %}
{{ rule_conf | nft_rule('OUT', prior, rule_id ,'ip6') }}
@@ -213,6 +216,7 @@ table ip6 vyos_filter {
{% endif %}
{% endfor %}
{% endif %}
+ {{ conf | nft_default_rule('OUT-filter', ipv6=True) }}
}
{% endfor %}
{% endif %}
@@ -261,6 +265,9 @@ table ip6 vyos_filter {
{% endif %}
{% endif %}
{{ group_tmpl.groups(group, True, True) }}
+{% if zone is vyos_defined %}
+{{ zone_tmpl.zone_chains(zone, True) }}
+{% endif %}
}
## Bridge Firewall
@@ -270,4 +277,5 @@ delete table bridge vyos_filter
table bridge vyos_filter {
{{ bridge_tmpl.bridge(bridge) }}
{{ group_tmpl.groups(group, False, False) }}
+
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 03:28:06 +0000