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feat: wireguard test

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This commit is contained in:
Nick 2025-07-01 16:08:54 -05:00
parent 8b9ece1b4e
commit 1d9097408c
5 changed files with 24 additions and 59 deletions
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36
systems/ceres/config/wireguard.nix
View file

@ -1,14 +1,8 @@
{
config,
flake,
pkgs,
...
}:
{ config, flake, ... }:
let
inherit (flake.config.services.instances) wireGuard;
inherit (flake.config.machines.devices) mars ceres;
service = wireGuard;
hostIP = "${ceres.wireguard.ip0}/24";
in
{
networking = {
@ -29,36 +23,15 @@ in
internalInterfaces = [ "wg0" ];
};
wg-quick.interfaces = {
wireguard.interfaces = {
wg0 = {
address = [
hostIP
"fdc9:281f:04d7:9ee9::1/64"
];
ips = [ "${ceres.wireguard.ip0}/24" ];
listenPort = service.ports.port1;
privateKeyFile = config.sops.secrets."${service.name}-private".path;
postUp = ''
${pkgs.iptables}/bin/iptables -A FORWARD -i wg0 -j ACCEPT
${pkgs.iptables}/bin/iptables -t nat -A POSTROUTING -s ${hostIP} -o eth0 -j MASQUERADE
${pkgs.iptables}/bin/ip6tables -A FORWARD -i wg0 -j ACCEPT
${pkgs.iptables}/bin/ip6tables -t nat -A POSTROUTING -s fdc9:281f:04d7:9ee9::1/64 -o eth0 -j MASQUERADE
'';
# Undo the above
preDown = ''
${pkgs.iptables}/bin/iptables -D FORWARD -i wg0 -j ACCEPT
${pkgs.iptables}/bin/iptables -t nat -D POSTROUTING -s ${hostIP} -o eth0 -j MASQUERADE
${pkgs.iptables}/bin/ip6tables -D FORWARD -i wg0 -j ACCEPT
${pkgs.iptables}/bin/ip6tables -t nat -D POSTROUTING -s fdc9:281f:04d7:9ee9::1/64 -o eth0 -j MASQUERADE
'';
peers = [
{
publicKey = "9zfRPxkxTLHM9tABC8lIaDMrzdjcF2l1mtG82uqGKUQ=";
presharedKeyFile = config.sops.secrets."${service.name}-mars-public".path;
allowedIPs = [
"${mars.wireguard.ip0}/32"
"fdc9:281f:04d7:9ee9::2/128"
];
allowedIPs = [ "${mars.wireguard.ip0}/32" ];
}
];
};
@ -83,7 +56,6 @@ in
[
"private"
"public"
"mars-public"
]
);
};