57 lines
1.6 KiB
Nix
57 lines
1.6 KiB
Nix
{ config, lib, pkgs, repoLocalPath, ... }:
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let
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cfg = config.alisceon.wireguardPeer;
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in
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{
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options.alisceon.wireguardPeer = {
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enable = lib.mkEnableOption "a single WireGuard peer managed by wg-quick";
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interface = lib.mkOption {
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type = lib.types.str;
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default = "wg0";
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description = "WireGuard interface name.";
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};
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configFile = lib.mkOption {
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type = lib.types.str;
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default = "/etc/wireguard/${cfg.interface}.conf";
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defaultText = "/etc/wireguard/<interface>.conf";
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description = ''
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Path to an external wg-quick config file. Keep it root-owned and mode
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0600 so private keys and peer material stay outside Git and the Nix store.
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'';
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};
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autostart = lib.mkOption {
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type = lib.types.bool;
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default = true;
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description = "Whether to bring the WireGuard interface up at boot.";
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};
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};
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config = lib.mkIf cfg.enable {
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assertions = [
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{
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assertion = lib.hasPrefix "/" cfg.configFile;
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message = "alisceon.wireguardPeer.configFile must be an absolute path outside the repo.";
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}
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{
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assertion = !(lib.hasPrefix repoLocalPath cfg.configFile);
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message = "alisceon.wireguardPeer.configFile must be outside ${repoLocalPath}.";
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}
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];
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networking.wg-quick.interfaces.${cfg.interface} = {
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inherit (cfg) autostart configFile;
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};
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systemd.services."wg-quick-${cfg.interface}".unitConfig.ConditionPathExists = cfg.configFile;
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environment.systemPackages = [ pkgs.wireguard-tools ];
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systemd.tmpfiles.rules = [
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"d /etc/wireguard 0700 root root -"
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];
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};
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}
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