New module for standard LXC containers

modules/utils/default.nix

@@ -2,6 +2,7 @@
   imports = [
     ./commons.nix
     ./helper-functions.nix
+    ./lxc-standard.nix
     ./server-node-users.nix
   ];
 }

modules/utils/lxc-standard.nix

@@ -0,0 +1,29 @@
+{ config, lib, ... }:
+let
+  cfg = config.my.utils.lxc-standard;
+in
+{
+  options.my.utils.lxc-standard = {
+    enable = lib.mkEnableOption "Enable if the host is a service LXC container";
+  };
+
+  config = lib.mkIf cfg.enable {
+
+    # Enable SSH
+    services = {
+      openssh.enable = true;
+    };
+
+    # Monitor node with node_exporter
+    services.prometheus.exporters = {
+      node = {
+        enable = true;
+        openFirewall = true;
+        enabledCollectors = [ "systemd" ];
+      };
+    };
+
+    networking.nameservers = [ "192.168.1.2" ];
+
+  };
+}