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35 lines
1.2 KiB
35 lines
1.2 KiB
table inet lxd {
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chain pstrt.lxdbr0 {
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type nat hook postrouting priority srcnat; policy accept;
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{%- if target != 'prod' %}
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# BLOCK SMTP PORTS
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tcp dport { 25, 465, 587 } ip saddr {{ firewall.bridge_subnet }} {%- if firewall.container_mail_passthrough %} ip saddr
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!= {{ env.ip_mail_passthrough }} {% endif %} log prefix "Drop SMTP away from container: " drop
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{% endif -%}
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ip saddr {{ firewall.bridge_subnet }} ip daddr != {{ firewall.bridge_subnet }} masquerade
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}
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chain fwd.lxdbr0 {
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type filter hook forward priority filter; policy accept;
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ip version 4 oifname "lxdbr0" accept
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ip version 4 iifname "lxdbr0" accept
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}
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chain in.lxdbr0 {
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type filter hook input priority filter; policy accept;
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iifname "lxdbr0" tcp dport 53 accept
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iifname "lxdbr0" udp dport 53 accept
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iifname "lxdbr0" icmp type { destination-unreachable, time-exceeded, parameter-problem } accept
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iifname "lxdbr0" udp dport 67 accept
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}
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chain out.lxdbr0 {
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type filter hook output priority filter; policy accept;
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oifname "lxdbr0" tcp sport 53 accept
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oifname "lxdbr0" udp sport 53 accept
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oifname "lxdbr0" icmp type { destination-unreachable, time-exceeded, parameter-problem } accept
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oifname "lxdbr0" udp sport 67 accept
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}
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}
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