nixos/bpftune: init

nixos/modules/module-list.nix

···
   ./services/security/vaultwarden/default.nix
   ./services/security/yubikey-agent.nix
   ./services/system/automatic-timezoned.nix
+  ./services/system/bpftune.nix
   ./services/system/cachix-agent/default.nix
   ./services/system/cachix-watch-store.nix
   ./services/system/cloud-init.nix

nixos/modules/services/system/bpftune.nix

···
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.services.bpftune;
+in
+{
+  meta = {
+    maintainers = with lib.maintainers; [ nickcao ];
+  };
+
+  options = {
+    services.bpftune = {
+      enable = lib.mkEnableOption (lib.mdDoc "bpftune BPF driven auto-tuning");
+
+      package = lib.mkPackageOptionMD pkgs "bpftune" { };
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    systemd.packages = [ cfg.package ];
+    systemd.services.bpftune.wantedBy = [ "multi-user.target" ];
+  };
+}