23 lines
786 B
Nix
23 lines
786 B
Nix
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{ config, pkgs, ... }:
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{
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networking.firewall.extraCommands = ''
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# NAT for uplink
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ip46tables -w -t nat -N nat-post
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iptables -w -t nat -A nat-post -s '10.42.0.0/16' -o ppp-uplink-a -j MASQUERADE
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iptables -w -t nat -A nat-post -s '10.42.0.0/16' -o ppp-uplink-b -j MASQUERADE
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ip6tables -w -t nat -A nat-post -s 'fd00:10:42::/48' -o ppp-uplink-a -j MASQUERADE
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ip6tables -w -t nat -A nat-post -s 'fd00:10:42::/48' -o ppp-uplink-b -j MASQUERADE
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ip46tables -w -t nat -A POSTROUTING -j nat-post
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'';
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networking.firewall.extraStopCommands = ''
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# NAT for uplink
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ip46tables -w -t nat -D POSTROUTING -j nat-post 2>/dev/null || true
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ip46tables -w -t nat -F nat-post 2>/dev/null || true
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ip46tables -w -t nat -X nat-post 2>/dev/null || true
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'';
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}
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