Remove old journalbeat config, enable more node-exporter modules

flake.nix

@@ -723,7 +723,7 @@
             ./modules/backup.nix
             ./modules/c3d2.nix
             ./modules/nncp.nix
-            ./modules/logging.nix
+            ./modules/monitoring.nix
             ./modules/stats.nix
           ];
           c3d2.hosts = hostRegistry.hosts;

modules/logging.nix

@@ -1,35 +0,0 @@
-{ config, pkgs, lib, ... }:
-
-{
-  # add central logging
-  services.journalbeat = {
-    enable = false;
-    extraConfig = ''
-      journalbeat.inputs:
-        # Paths that should be crawled and fetched. Possible values files and directories.
-        # When setting a directory, all journals under it are merged.
-        # When empty starts to read from local journal.
-      - paths: []
-
-      journalbeat:
-        seek_position: cursor
-        cursor_seek_fallback: tail
-        write_cursor_state: true
-        cursor_flush_period: 5s
-        clean_field_names: true
-        convert_to_numbers: false
-        move_metadata_to_field: journal
-        default_type: journal
-        kernel: true
-      output.logstash:
-        # Boolean flag to enable or disable the output module.
-        enabled: true
-        hosts: ["${config.c3d2.hosts.logging.ip4}:5044"]
-    '';
-  };
-
-  services.prometheus.exporters.node = lib.mkIf (pkgs.system != "riscv64-linux") {
-    enable = true;
-    openFirewall = true;
-  };
-}

modules/monitoring.nix

@@ -0,0 +1,9 @@
+{ pkgs, lib, ... }:
+
+{
+  services.prometheus.exporters.node = lib.mkIf (pkgs.system != "riscv64-linux") {
+    enable = true;
+    enabledCollectors = [ "ethtool" "systemd" ];
+    openFirewall = true;
+  };
+}