nixos/roles/default.nix

@@ -3,7 +3,6 @@
 imports = [
   ./admins.nix
   ./nix_keys.nix
-  ./prometheusNodeExporter.nix
   (modulesPath + "/virtualisation/xen-domU.nix")
   ../modules/impermanence.nix
   ];

nixos/roles/prometheusNodeExporter.nix

@@ -1,40 +0,0 @@
-{config, ...}:
-{
-  imports = [ ];
-  services.prometheus.exporters.node = {
-    enable = true;
-    port = 9100;
-  # Aligned with https://git.rwth-aachen.de/fsdmath/server/prometheus/-/blob/main/node_exporter/etc/default/prometheus-node-exporter
-  # It was compiled along the following steps:
-  # 1. Does the current Debian release supports the collector?
-  # 2. Is the collector depracated in the latest release?
-  # 3. Could you probably use the collected metrics for monitoring or are they useless because they make no sense in our context
-  #    (e.g. power adapter inside a VM, use fibre port connection)?
-    disabledCollectors = [
-      "arp"
-      "bcache"
-      "btrfs"
-      "dmi"
-      "fibrechannel"
-      "infiniband"
-      "nvme"
-      "powersupplyclass"
-      "rapl"
-      "selinux"
-      "tapestats"
-      "thermal_zone"
-      "udp_queues"
-      "xfs"
-      "zfs"
-    ];
-    enabledCollectors = [
-      "buddyinfo"
-      "ksmd"
-      "logind"
-      "mountstats"
-      "processes"
-    ];
-  };
-  networking.firewall.allowedTCPPorts = [ 9100 ];
-  environment.persistence.${config.impermanence.name}.directories = [ "/var/lib/${config.services.prometheus.stateDir}" ];
-}