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81 lines
2.4 KiB
Plaintext
81 lines
2.4 KiB
Plaintext
*mangle
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:PREROUTING ACCEPT [0:0]
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:INPUT ACCEPT [0:0]
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:FORWARD ACCEPT [0:0]
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:OUTPUT ACCEPT [0:0]
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:POSTROUTING ACCEPT [0:0]
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{% for site in sites %}
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-A PREROUTING -i bat{{ site.name }} -j MARK --set-xmark 0x1/0xffffffff
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{% endfor %}
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{% for peer in groups['fastd'] | difference([inventory_hostname]) %}
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-A PREROUTING -i bb{{ hostvars[peer]['wireguard_bb_name'] }} -j MARK --set-xmark 0x1/0xffffffff
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{% endfor %}
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{% for peer in wireguard_bb_peers %}
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-A PREROUTING -i bb{{ peer.name }} -j MARK --set-xmark 0x1/0xffffffff
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{% endfor %}
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COMMIT
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*filter
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:INPUT DROP [0:0]
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:FORWARD ACCEPT [0:0]
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:OUTPUT ACCEPT [0:0]
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-A INPUT -s 127.0.0.1/32 -j ACCEPT
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-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
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-A INPUT -p icmp -j ACCEPT
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# SSH-Server
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-A INPUT -p tcp -m tcp --dport 22 -j ACCEPT
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# iperf3
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-A INPUT -p tcp -m tcp -s 10.222.0.0/16 --dport 5201 -j ACCEPT
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# dns
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-A INPUT -p tcp -m tcp --dport 53 -j ACCEPT
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-A INPUT -p udp -m udp --dport 53 -j ACCEPT
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#dhcp
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{% for site in sites %}
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-I INPUT -i bat{{ site.name }} -p udp --dport 67:68 --sport 67:68 -j ACCEPT
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{% endfor %}
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# http
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-A INPUT -p tcp -m tcp --dport 80 -j ACCEPT
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# ntp
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-A INPUT -p udp -m udp --dport 123 -j ACCEPT
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# fastd / wg
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-A INPUT -s 10.222.0.0/16 -p udp -m udp --dport 10010:10023 -j DROP
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-A INPUT -p udp -m udp --dport 10010:10023 -j ACCEPT
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# wireguard_mesh
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{% for site in sites %}
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-A INPUT -s 10.222.0.0/16 -p udp -m udp --dport {{ site.wireguard_mesh_port }} -j DROP
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-A INPUT -p udp -m udp --dport {{ site.wireguard_mesh_port }} -j ACCEPT
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{% endfor %}
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# MOSH
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-A INPUT -p udp -m udp --dport 60000:61000 -j ACCEPT
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# ffrl-gre
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{% for peer in ffrl_peers %}
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-A INPUT -p gre -s {{ peer.remote }} -j ACCEPT
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{% endfor %}
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# ffrl bgp
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{% for peer in ffrl_peers %}
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-A INPUT -i {{ peer.name }} -p tcp -m tcp --dport 179 -j ACCEPT
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{% endfor %}
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-A INPUT -m limit --limit 2/min -j LOG --log-prefix "IPTables-Dropped input: " --log-level 4
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{% for site in sites %}
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-A FORWARD -i bat{{ site.name }} -p udp --dport 10010:10023 -j REJECT
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{% endfor %}
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-A FORWARD -o {{ ansible_default_ipv4.interface }} -j REJECT
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-A FORWARD -d 10.222.0.0/16 -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
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-A FORWARD -s 10.222.0.0/16 -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
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COMMIT
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*nat
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:PREROUTING ACCEPT [0:0]
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:INPUT ACCEPT [0:0]
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:OUTPUT ACCEPT [0:0]
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:POSTROUTING ACCEPT [0:0]
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{% for peer in ffrl_peers %}
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-A POSTROUTING ! -s {{ ffrl_ip4 }} -o {{ peer.name }} -j SNAT --to-source {{ ffrl_ip4 }}
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{% endfor %}
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COMMIT
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