109 lines
2.9 KiB
YAML
109 lines
2.9 KiB
YAML
---
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# defaults file for nftables
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# packages
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nft_pkg_manage: true
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nft_pkg_state: 'installed'
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nft_old_pkg_list: 'iptables'
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nft_old_pkg_state: 'absent'
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nft_old_pkg_manage: true
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# files
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nft_conf_dir_path: '/etc/nftables.d'
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nft_main_conf_path: '/etc/nftables.conf'
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nft_main_conf_content: 'etc/nftables.conf.j2'
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nft_input_conf_path: '{{ nft_conf_dir_path }}/filter-input.nft'
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nft_input_conf_content: 'etc/nftables.d/filter-input.nft.j2'
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nft_output_conf_path: '{{ nft_conf_dir_path }}/filter-output.nft'
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nft_output_conf_content: 'etc/nftables.d/filter-output.nft.j2'
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nft_define_conf_path: '{{ nft_conf_dir_path }}/defines.nft'
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nft_define_conf_content: 'etc/nftables.d/defines.nft.j2'
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nft_set_conf_path: '{{ nft_conf_dir_path }}/sets.nft'
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nft_set_conf_content: 'etc/nftables.d/sets.nft.j2'
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# rules
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nft_global_default_rules:
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005 state management:
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- ct state established,related accept
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- ct state invalid drop
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nft_global_group_rules: {}
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nft_global_host_rules: {}
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nft_input_default_rules:
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000 policy:
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- type filter hook input priority 0; policy drop;
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005 global:
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- jump global
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010 drop unwanted:
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- ip daddr @blackhole counter drop
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015 localhost:
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- iif lo accept
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200 input udp accepted:
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- udp dport @in_udp_accept ct state new accept
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210 input tcp accepted:
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- tcp dport @in_tcp_accept ct state new accept
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nft_input_group_rules: {}
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nft_input_host_rules: {}
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nft_output_default_rules:
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000 policy:
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- type filter hook output priority 0; policy drop;
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005 global:
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- jump global
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015 localhost:
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- oif lo accept
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050 icmp:
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- ip protocol icmp accept
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- ip6 nexthdr icmpv6 counter accept
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200 output udp accepted:
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- udp dport @out_udp_accept ct state new accept
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210 output tcp accepted:
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- tcp dport @out_tcp_accept ct state new accept
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nft_output_group_rules: {}
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nft_output_host_rules: {}
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# define nft vars
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nft_define_default:
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broadcast and multicast:
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desc: 'broadcast and multicast'
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name: badcast_addr
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value: '{ 255.255.255.255, 224.0.0.1, 224.0.0.251 }'
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input tcp accepted:
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name: in_tcp_accept
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value: '{ ssh }'
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input udp accepted:
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name: in_udp_accept
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value: 'none'
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output tcp accepted:
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name: out_tcp_accept
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value: '{ http, https, hkp }'
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output udp accepted:
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name: out_udp_accept
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value: '{ bootps, domain, ntp }'
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nft_define_group: {}
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nft_define_host: {}
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# sets and maps
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nft_set_default:
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blackhole:
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- type ipv4_addr;
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- elements = $badcast_addr
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in_tcp_accept:
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- type inet_service; flags interval;
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- elements = $in_tcp_accept
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in_udp_accept:
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- type inet_service; flags interval;
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out_tcp_accept:
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- type inet_service; flags interval;
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- elements = $out_tcp_accept
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out_udp_accept:
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- type inet_service; flags interval;
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- elements = $out_udp_accept
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nft_set_group: {}
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nft_set_host: {}
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# service
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nft_service_manage: true
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nft_service_name: 'nftables'
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nft_service_enabled: true
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