diff options
Diffstat (limited to 'data/templates/zone_policy/nftables.j2')
-rw-r--r-- | data/templates/zone_policy/nftables.j2 | 114 |
1 files changed, 39 insertions, 75 deletions
diff --git a/data/templates/zone_policy/nftables.j2 b/data/templates/zone_policy/nftables.j2 index fe941f9f8..09140519f 100644 --- a/data/templates/zone_policy/nftables.j2 +++ b/data/templates/zone_policy/nftables.j2 @@ -1,13 +1,45 @@ #!/usr/sbin/nft -f -{% if cleanup_commands is vyos_defined %} -{% for command in cleanup_commands %} -{{ command }} -{% endfor %} -{% endif %} - {% if zone is vyos_defined %} -table ip filter { + chain VYOS_ZONE_FORWARD { + type filter hook forward priority -1; policy accept; +{% if firewall.state_policy is vyos_defined %} + jump VYOS_STATE_POLICY +{% endif %} +{% for zone_name, zone_conf in zone.items() %} +{% if zone_conf.ipv4 %} +{% if 'local_zone' not in zone_conf %} + oifname { {{ zone_conf.interface | join(',') }} } counter jump VZONE_{{ zone_name }} +{% endif %} +{% endif %} +{% endfor %} + } + chain VYOS_ZONE_LOCAL { + type filter hook input priority -1; policy accept; +{% if firewall.state_policy is vyos_defined %} + jump VYOS_STATE_POLICY +{% endif %} +{% for zone_name, zone_conf in zone.items() %} +{% if zone_conf.ipv4 %} +{% if 'local_zone' in zone_conf %} + counter jump VZONE_{{ zone_name }}_IN +{% endif %} +{% endif %} +{% endfor %} + } + chain VYOS_ZONE_OUTPUT { + type filter hook output priority -1; policy accept; +{% if firewall.state_policy is vyos_defined %} + jump VYOS_STATE_POLICY +{% endif %} +{% for zone_name, zone_conf in zone.items() %} +{% if zone_conf.ipv4 %} +{% if 'local_zone' in zone_conf %} + counter jump VZONE_{{ zone_name }}_OUT +{% endif %} +{% endif %} +{% endfor %} + } {% for zone_name, zone_conf in zone.items() if zone_conf.ipv4 %} {% if zone_conf.local_zone is vyos_defined %} chain VZONE_{{ zone_name }}_IN { @@ -42,72 +74,4 @@ table ip filter { } {% endif %} {% endfor %} -} - -table ip6 filter { -{% for zone_name, zone_conf in zone.items() if zone_conf.ipv6 %} -{% if zone_conf.local_zone is vyos_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 vyos_defined %} - iifname { {{ zone[from_zone].interface | join(",") }} } counter jump NAME6_{{ from_conf.firewall.ipv6_name }} - iifname { {{ zone[from_zone].interface | join(",") }} } counter return -{% endfor %} - {{ zone_conf | nft_default_rule('zone6_' + zone_name) }} - } - 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 vyos_defined %} - oifname { {{ zone[from_zone].interface | join(",") }} } counter jump NAME6_{{ from_conf.firewall.ipv6_name }} - oifname { {{ zone[from_zone].interface | join(",") }} } counter return -{% endfor %} - {{ zone_conf | nft_default_rule('zone6_' + zone_name) }} - } -{% else %} - chain VZONE6_{{ zone_name }} { - iifname { {{ zone_conf.interface | join(",") }} } counter {{ zone_conf | nft_intra_zone_action(ipv6=True) }} -{% if zone_conf.intra_zone_filtering is vyos_defined %} - iifname { {{ zone_conf.interface | join(",") }} } counter return -{% endif %} -{% for from_zone, from_conf in zone_conf.from.items() if from_conf.firewall.ipv6_name is vyos_defined %} -{% if zone[from_zone].local_zone is not defined %} - iifname { {{ zone[from_zone].interface | join(",") }} } counter jump NAME6_{{ from_conf.firewall.ipv6_name }} - iifname { {{ zone[from_zone].interface | join(",") }} } counter return -{% endif %} -{% endfor %} - {{ zone_conf | nft_default_rule('zone6_' + zone_name) }} - } -{% 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_FORWARD 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_FORWARD oifname { {{ zone_conf.interface | join(',') }} } counter jump VZONE6_{{ zone_name }} -{% endif %} -{% endif %} -{% endfor %} - -{# Ensure that state-policy rule is first in the chain #} -{% if firewall.state_policy is vyos_defined %} -{% for chain in ['VYOS_FW_FORWARD', 'VYOS_FW_OUTPUT', 'VYOS_FW_LOCAL'] %} -insert rule ip filter {{ chain }} jump VYOS_STATE_POLICY -{% endfor %} -{% for chain in ['VYOS_FW6_FORWARD', 'VYOS_FW6_OUTPUT', 'VYOS_FW6_LOCAL'] %} -insert rule ip6 filter {{ chain }} jump VYOS_STATE_POLICY6 -{% endfor %} -{% endif %} - {% endif %} |