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let generateNodeConf = { lib, pkgs, config, privkpath, pubk, peerId, nodeId, ...}: {
imports = [ common/user-account.nix ];
systemd.services.systemd-networkd.environment.SYSTEMD_LOG_LEVEL = "debug";
networking.useNetworkd = true;
networking.useDHCP = false;
networking.firewall.enable = false;
virtualisation.vlans = [ 1 ];
environment.systemPackages = with pkgs; [ wireguard-tools ];
boot.extraModulePackages = [ config.boot.kernelPackages.wireguard ];
systemd.network = {
enable = true;
netdevs = {
"90-wg0" = {
netdevConfig = { Kind = "wireguard"; Name = "wg0"; };
wireguardConfig = {
PrivateKeyFile = privkpath ;
ListenPort = 51820;
FwMark = 42;
};
wireguardPeers = [ {wireguardPeerConfig={
Endpoint = "192.168.1.${peerId}:51820";
PublicKey = pubk;
PresharedKeyFile = pkgs.writeText "psk.key" "yTL3sCOL33Wzi6yCnf9uZQl/Z8laSE+zwpqOHC4HhFU=";
AllowedIPs = [ "10.0.0.${peerId}/32" ];
PersistentKeepalive = 15;
};}];
};
};
networks = {
"99-nope" = {
matchConfig.Name = "eth*";
linkConfig.Unmanaged = true;
};
"90-wg0" = {
matchConfig = { Name = "wg0"; };
address = [ "10.0.0.${nodeId}/32" ];
routes = [
{ routeConfig = { Gateway = "10.0.0.${nodeId}"; Destination = "10.0.0.0/24"; }; }
];
};
"90-eth1" = {
matchConfig = { Name = "eth1"; };
address = [ "192.168.1.${nodeId}/24" ];
};
};
};
};
in import ./make-test-python.nix ({pkgs, ... }: {
name = "networkd-wireguard";
meta = with pkgs.stdenv.lib.maintainers; {
maintainers = [ ninjatrappeur ];
};
nodes = {
node1 = { pkgs, ... }@attrs:
let localConf = {
privkpath = pkgs.writeText "priv.key" "GDiXWlMQKb379XthwX0haAbK6hTdjblllpjGX0heP00=";
pubk = "iRxpqj42nnY0Qz8MAQbSm7bXxXP5hkPqWYIULmvW+EE=";
nodeId = "1";
peerId = "2";
};
in generateNodeConf (attrs // localConf);
node2 = { pkgs, ... }@attrs:
let localConf = {
privkpath = pkgs.writeText "priv.key" "eHxSI2jwX/P4AOI0r8YppPw0+4NZnjOxfbS5mt06K2k=";
pubk = "27s0OvaBBdHoJYkH9osZpjpgSOVNw+RaKfboT/Sfq0g=";
nodeId = "2";
peerId = "1";
};
in generateNodeConf (attrs // localConf);
};
testScript = ''
start_all()
node1.wait_for_unit("systemd-networkd-wait-online.service")
node2.wait_for_unit("systemd-networkd-wait-online.service")
node1.succeed("ping -c 5 10.0.0.2")
node2.succeed("ping -c 5 10.0.0.1")
# Is the fwmark set?
node2.succeed("wg | grep -q 42")
'';
})
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