33 lines
692 B
Nix
33 lines
692 B
Nix
{
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lib,
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pkgs,
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config,
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...
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}:
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{
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networking.nftables = {
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enable = true;
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ruleset = ''
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table inet filter {
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chain input {
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type filter hook input priority filter; policy accept;
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ct state related,established accept
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# Restrict ygg0: only allow SSH in
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iifname "ygg0" tcp dport 22 accept
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iifname "ygg0" drop
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}
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chain forward {
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type filter hook forward priority filter; policy accept;
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# Optional: drop forwarding via ygg0
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iifname "ygg0" drop
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}
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chain output {
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type filter hook output priority filter; policy accept;
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}
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}
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'';
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};
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}
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