duplicati: create service

nixos/modules/services/backup/duplicati.nix

@@ -0,0 +1,40 @@
+{ config, pkgs, lib, ... }:
+
+with lib;
+
+let
+  cfg = config.services.duplicati;
+in
+{
+  options = {
+    services.duplicati = {
+      enable = mkEnableOption "Duplicati";
+    };
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = [ pkgs.duplicati ];
+
+    systemd.services.duplicati = {
+      description = "Duplicati backup";
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
+      serviceConfig = {
+        User = "duplicati";
+        Group = "duplicati";
+        ExecStart = "${pkgs.duplicati}/bin/duplicati-server --webservice-interface=any --webservice-port=8200 --server-datafolder=/var/lib/duplicati";
+        Restart = "on-failure";
+      };
+    };
+
+    users.extraUsers.duplicati = {
+      uid = config.ids.uids.duplicati;
+      home = "/var/lib/duplicati";
+      createHome = true;
+      group = "duplicati";
+    };
+    users.extraGroups.duplicati.gid = config.ids.gids.duplicati;
+
+  };
+}
+