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shuffle around networking modules

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This commit is contained in:
Grigory Shipunov 2023-05-28 23:37:31 +02:00
parent 28aedace6e
commit e232e7c0ec
Signed by: 0xa
GPG key ID: 91FA5E5BF9AA901C
3 changed files with 77 additions and 20 deletions
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39
hosts/toaster/stateful-network.nix Normal file
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@ -0,0 +1,39 @@
{ pkgs, ... }: {
users.users.grue.extraGroups = [ "networkmanager" ];
networking = {
hostName = "toaster";
firewall.enable = true;
wireguard.enable = true;
};
services.resolved = {
enable = true;
dnssec = "allow-downgrade";
fallbackDns = [
"9.9.9.9"
"2620:fe::fe"
"149.112.112.112"
"2620:fe::9"
];
};
# fixup the rpfilter fucking up the networkmanager wireguard
networking.firewall = {
# if packets are still dropped, they will show up in dmesg
logReversePathDrops = true;
# wireguard trips rpfilter up
extraCommands = ''
ip46tables -t mangle -I nixos-fw-rpfilter -p udp -m udp --sport 51820 -j RETURN
ip46tables -t mangle -I nixos-fw-rpfilter -p udp -m udp --dport 51820 -j RETURN
ip46tables -t mangle -I nixos-fw-rpfilter -p udp -m udp --sport 1337 -j RETURN
ip46tables -t mangle -I nixos-fw-rpfilter -p udp -m udp --dport 1337 -j RETURN
'';
extraStopCommands = ''
ip46tables -t mangle -D nixos-fw-rpfilter -p udp -m udp --sport 51820 -j RETURN || true
ip46tables -t mangle -D nixos-fw-rpfilter -p udp -m udp --dport 51820 -j RETURN || true
ip46tables -t mangle -D nixos-fw-rpfilter -p udp -m udp --sport 1337 -j RETURN || true
ip46tables -t mangle -D nixos-fw-rpfilter -p udp -m udp --dport 1337 -j RETURN || true
'';
};
}