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profiles/wg-clerie: Migrate wg-clerie to systemd-networkd

This commit is contained in:
clerie 2025-03-20 19:06:51 +01:00
parent 006877c4ae
commit 3ec00be4d0
2 changed files with 164 additions and 0 deletions
profiles

@ -9,6 +9,7 @@
./mercury-vm
./netcup
./network-fallback-dhcp
./wg-clerie
];
}

@ -0,0 +1,163 @@
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.profiles.clerie.wg-clerie;
in
{
options = {
profiles.clerie.wg-clerie = {
enable = mkEnableOption "VPN for public static IP";
privateKeyFile = mkOption {
type = with types; nullOr str;
default = null;
description = "Path to file containing private key for wireguard interface";
};
ipv6s = mkOption {
type = with types; listOf str;
default = [];
description = "IPv6 interface addresses";
};
ipv4s = mkOption {
type = with types; listOf str;
default = [];
description = "IPv4 interface addresses";
};
defaultViaVPN = mkOption {
type = types.bool;
default = true;
description = "Use VPN default route for a protocol, if that protocol is unavailable in the underlay";
};
};
};
config = mkIf cfg.enable {
systemd.network.config.routeTables = {
wg-clerie = 200;
};
systemd.network.config.addRouteTablesToIPRoute2 = true;
sops.secrets.wg-clerie = {
owner = "systemd-network";
group = "systemd-network";
};
systemd.network.netdevs."10-wg-clerie" = {
netdevConfig = {
Kind = "wireguard";
Name = "wg-clerie";
};
wireguardConfig = {
PrivateKeyFile = if cfg.privateKeyFile != null then cfg.privateKeyFile else
config.sops.secrets.wg-clerie.path;
RouteTable = "wg-clerie";
};
wireguardPeers = [
{
PublicKey = "2p1Jqs3bkXbXHFWE6vp1yxHIFoUaZQEARS2nJzbkuBA=";
AllowedIPs = [ "0.0.0.0/0" "::/0" "10.20.30.0/24" "2a01:4f8:c0c:15f1::/113" ];
Endpoint = "78.47.183.82:51820";
PersistentKeepalive = 25;
}
];
};
systemd.network.networks."10-wg-clerie" = {
matchConfig.Name = "wg-clerie";
address = cfg.ipv6s ++ cfg.ipv4s;
routingPolicyRules = (builtins.map
(ip: {
Priority = 19000;
Family = "ipv6";
From = ip;
#Type = "table";
Table = "wg-clerie";
})
cfg.ipv6s
) ++ (builtins.map
(ip: {
Priority = 19001;
Family = "ipv6";
From = ip;
Type = "unreachable";
})
cfg.ipv6s
) ++ (builtins.map
(ip: {
Priority = 19000;
Family = "ipv4";
From = ip;
#Type = "table";
Table = "wg-clerie";
})
cfg.ipv4s
) ++ (builtins.map
(ip: {
Priority = 19001;
Family = "ipv4";
From = ip;
Type = "unreachable";
})
cfg.ipv4s
) ++ [
{
Priority = 20000;
Family = "ipv6";
To = "2a01:4f8:c0c:15f1::1/128";
IPProtocol = "udp";
DestinationPort = 51820;
#Type = "table";
Table = "main";
}
{
Priority = 20001;
Family = "ipv6";
To = "2a01:4f8:c0c:15f1::1/128";
IPProtocol = "udp";
DestinationPort = 51820;
Type = "unreachable";
}
{
Priority = 20000;
Family = "ipv4";
To = "78.47.183.82/32";
IPProtocol = "udp";
DestinationPort = 51820;
#Type = "table";
Table = "main";
}
{
Priority = 20001;
Family = "ipv4";
To = "78.47.183.82/32";
IPProtocol = "udp";
DestinationPort = 51820;
Type = "unreachable";
}
{
Priority = 21000;
Family = "both";
#Type = "table";
Table = "main";
}
] ++ (if cfg.defaultViaVPN then [
{
Priority = 21001;
Family = "both";
#Type = "table";
Table = "wg-clerie";
}
] else []) ++ [
{
Priority = 22000;
Family = "both";
Type = "unreachable";
}
];
};
};
}