diff options
Diffstat (limited to 'data/templates/firewall/nftables.j2')
| -rw-r--r-- | data/templates/firewall/nftables.j2 | 311 |
1 files changed, 157 insertions, 154 deletions
diff --git a/data/templates/firewall/nftables.j2 b/data/templates/firewall/nftables.j2 index 2c7115134..10cbc68cb 100644 --- a/data/templates/firewall/nftables.j2 +++ b/data/templates/firewall/nftables.j2 @@ -1,78 +1,101 @@ #!/usr/sbin/nft -f {% import 'firewall/nftables-defines.j2' as group_tmpl %} -{% import 'firewall/nftables-zone.j2' as zone_tmpl %} {% if first_install is not vyos_defined %} delete table ip vyos_filter {% endif %} table ip vyos_filter { - chain VYOS_FW_FORWARD { - type filter hook forward priority 0; policy accept; -{% if state_policy is vyos_defined %} - jump VYOS_STATE_POLICY -{% endif %} -{% if interface is vyos_defined %} -{% for ifname, ifconf in interface.items() %} -{% if ifconf.in is vyos_defined and ifconf.in.name is vyos_defined %} - iifname {{ ifname }} counter jump NAME_{{ ifconf.in.name }} -{% endif %} -{% if ifconf.out is vyos_defined and ifconf.out.name is vyos_defined %} - oifname {{ ifname }} counter jump NAME_{{ ifconf.out.name }} -{% endif %} -{% endfor %} -{% endif %} - jump VYOS_POST_FW - } - chain VYOS_FW_LOCAL { - type filter hook input priority 0; policy accept; -{% if state_policy is vyos_defined %} - jump VYOS_STATE_POLICY -{% endif %} -{% if interface is vyos_defined %} -{% for ifname, ifconf in interface.items() %} -{% if ifconf.local is vyos_defined and ifconf.local.name is vyos_defined %} - iifname {{ ifname }} counter jump NAME_{{ ifconf.local.name }} -{% endif %} -{% endfor %} -{% endif %} - jump VYOS_POST_FW +{% if ipv4 is vyos_defined %} +{% 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 }}; +{% 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) }} +{% if rule_conf.recent is vyos_defined %} +{% set ns.sets = ns.sets + ['FWD_' + prior + '_' + rule_id] %} +{% endif %} +{% endfor %} +{% endif %} } - chain VYOS_FW_OUTPUT { - type filter hook output priority 0; policy accept; -{% if state_policy is vyos_defined %} - jump VYOS_STATE_POLICY -{% endif %} - jump VYOS_POST_FW +{% 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 }}; +{% 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) }} +{% if rule_conf.recent is vyos_defined %} +{% set ns.sets = ns.sets + ['INP_' + prior + '_' + rule_id] %} +{% endif %} +{% endfor %} +{% endif %} } - chain VYOS_POST_FW { - return +{% 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 }}; +{% 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) }} +{% if rule_conf.recent is vyos_defined %} +{% set ns.sets = ns.sets + ['OUT_' + prior + '_' + rule_id] %} +{% endif %} +{% endfor %} +{% endif %} } +{% endfor %} +{% endif %} chain VYOS_FRAG_MARK { type filter hook prerouting priority -450; policy accept; ip frag-off & 0x3fff != 0 meta mark set 0xffff1 return } -{% if name is vyos_defined %} -{% set ns = namespace(sets=[]) %} -{% for name_text, conf in name.items() %} +{% 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 }}; +{% 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) }} +{% if rule_conf.recent is vyos_defined %} +{% set ns.sets = ns.sets + ['PRE_' + prior + '_' + rule_id] %} +{% endif %} +{% endfor %} +{% endif %} + {{ conf | nft_default_rule(prior) }} + } +{% endfor %} +{% endif %} + +{% if ipv4.name is vyos_defined %} +{% for name_text, conf in ipv4.name.items() %} chain NAME_{{ name_text }} { -{% 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(name_text, rule_id) }} -{% if rule_conf.recent is vyos_defined %} -{% set ns.sets = ns.sets + [name_text + '_' + rule_id] %} -{% endif %} -{% endfor %} -{% endif %} +{% 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('NAM', name_text, rule_id) }} +{% if rule_conf.recent is vyos_defined %} +{% set ns.sets = ns.sets + ['NAM_' + name_text + '_' + rule_id] %} +{% endif %} +{% endfor %} +{% endif %} {{ conf | nft_default_rule(name_text) }} } -{% endfor %} -{% for set_name in ip_fqdn %} - set FQDN_{{ set_name }} { - type ipv4_addr - flags interval - } -{% endfor %} +{% endfor %} +{% endif %} + {% for set_name in ns.sets %} set RECENT_{{ set_name }} { type ipv4_addr @@ -80,6 +103,12 @@ table ip vyos_filter { flags dynamic } {% endfor %} +{% for set_name in ip_fqdn %} + set FQDN_{{ set_name }} { + type ipv4_addr + flags interval + } +{% endfor %} {% if geoip_updated.name is vyos_defined %} {% for setname in geoip_updated.name %} set {{ setname }} { @@ -89,99 +118,87 @@ table ip vyos_filter { {% endfor %} {% endif %} {% endif %} - {{ group_tmpl.groups(group, False) }} - -{% if zone is vyos_defined %} -{{ zone_tmpl.zone_chains(zone, state_policy is vyos_defined, False) }} -{% endif %} - -{% if state_policy is vyos_defined %} - chain VYOS_STATE_POLICY { -{% if state_policy.established is vyos_defined %} - {{ state_policy.established | nft_state_policy('established') }} -{% endif %} -{% if state_policy.invalid is vyos_defined %} - {{ state_policy.invalid | nft_state_policy('invalid') }} -{% endif %} -{% if state_policy.related is vyos_defined %} - {{ state_policy.related | nft_state_policy('related') }} -{% endif %} - return - } -{% endif %} } {% if first_install is not vyos_defined %} delete table ip6 vyos_filter {% endif %} table ip6 vyos_filter { - chain VYOS_FW6_FORWARD { - type filter hook forward priority 0; policy accept; -{% if state_policy is vyos_defined %} - jump VYOS_STATE_POLICY6 -{% endif %} -{% if interface is vyos_defined %} -{% for ifname, ifconf in interface.items() %} -{% if ifconf.in is vyos_defined and ifconf.in.ipv6_name is vyos_defined %} - iifname {{ ifname }} counter jump NAME6_{{ ifconf.in.ipv6_name }} -{% endif %} -{% if ifconf.out is vyos_defined and ifconf.out.ipv6_name is vyos_defined %} - oifname {{ ifname }} counter jump NAME6_{{ ifconf.out.ipv6_name }} -{% endif %} -{% endfor %} -{% endif %} - jump VYOS_POST_FW6 - } - chain VYOS_FW6_LOCAL { - type filter hook input priority 0; policy accept; -{% if state_policy is vyos_defined %} - jump VYOS_STATE_POLICY6 -{% endif %} -{% if interface is vyos_defined %} -{% for ifname, ifconf in interface.items() %} -{% if ifconf.local is vyos_defined and ifconf.local.ipv6_name is vyos_defined %} - iifname {{ ifname }} counter jump NAME6_{{ ifconf.local.ipv6_name }} -{% endif %} -{% endfor %} -{% endif %} - jump VYOS_POST_FW6 +{% if ipv6 is vyos_defined %} +{% 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 }}; +{% 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') }} +{% if rule_conf.recent is vyos_defined %} +{% set ns.sets = ns.sets + ['FWD_' + prior + '_' + rule_id] %} +{% endif %} +{% endfor %} +{% endif %} } - chain VYOS_FW6_OUTPUT { - type filter hook output priority 0; policy accept; -{% if state_policy is vyos_defined %} - jump VYOS_STATE_POLICY6 -{% endif %} - jump VYOS_POST_FW6 +{% 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 }}; +{% 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') }} +{% if rule_conf.recent is vyos_defined %} +{% set ns.sets = ns.sets + ['INP_' + prior + '_' + rule_id] %} +{% endif %} +{% endfor %} +{% endif %} } - chain VYOS_POST_FW6 { - return +{% 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 }}; +{% 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') }} +{% if rule_conf.recent is vyos_defined %} +{% set ns.sets = ns.sets + ['OUT_ ' + prior + '_' + rule_id] %} +{% endif %} +{% endfor %} +{% endif %} } +{% endfor %} +{% endif %} + chain VYOS_FRAG6_MARK { type filter hook prerouting priority -450; policy accept; exthdr frag exists meta mark set 0xffff1 return } -{% if ipv6_name is vyos_defined %} -{% set ns = namespace(sets=[]) %} -{% for name_text, conf in ipv6_name.items() %} + +{% if ipv6.name is vyos_defined %} +{% for name_text, conf in ipv6.name.items() %} chain NAME6_{{ name_text }} { -{% 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(name_text, rule_id, 'ip6') }} -{% if rule_conf.recent is vyos_defined %} -{% set ns.sets = ns.sets + [name_text + '_' + rule_id] %} -{% endif %} -{% endfor %} -{% endif %} +{% 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('NAM', name_text, rule_id, 'ip6') }} +{% if rule_conf.recent is vyos_defined %} +{% set ns.sets = ns.sets + ['NAM_' + name_text + '_' + rule_id] %} +{% endif %} +{% endfor %} +{% endif %} {{ conf | nft_default_rule(name_text, ipv6=True) }} } -{% endfor %} -{% for set_name in ip6_fqdn %} - set FQDN_{{ set_name }} { - type ipv6_addr - flags interval - } -{% endfor %} +{% endfor %} +{% endif %} + {% for set_name in ns.sets %} set RECENT6_{{ set_name }} { type ipv6_addr @@ -189,6 +206,12 @@ table ip6 vyos_filter { flags dynamic } {% endfor %} +{% for set_name in ip6_fqdn %} + set FQDN_{{ set_name }} { + type ipv6_addr + flags interval + } +{% endfor %} {% if geoip_updated.ipv6_name is vyos_defined %} {% for setname in geoip_updated.ipv6_name %} set {{ setname }} { @@ -198,25 +221,5 @@ table ip6 vyos_filter { {% endfor %} {% endif %} {% endif %} - {{ group_tmpl.groups(group, True) }} - -{% if zone is vyos_defined %} -{{ zone_tmpl.zone_chains(zone, state_policy is vyos_defined, True) }} -{% endif %} - -{% if state_policy is vyos_defined %} - chain VYOS_STATE_POLICY6 { -{% if state_policy.established is vyos_defined %} - {{ state_policy.established | nft_state_policy('established') }} -{% endif %} -{% if state_policy.invalid is vyos_defined %} - {{ state_policy.invalid | nft_state_policy('invalid') }} -{% endif %} -{% if state_policy.related is vyos_defined %} - {{ state_policy.related | nft_state_policy('related') }} -{% endif %} - return - } -{% endif %} -} +}
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