re-enable stats on bolty

nixos/boxes/bolty/default.nix

@@ -17,6 +17,8 @@
     ./networking.nix
     ./nix-store-server.nix
     ./print-server.nix
+    ./prometheus-node.nix
+    ./prometheus-server.nix
     ./real-hardware.nix
     ./restic-server.nix
     ./syncthing.nix

nixos/boxes/bolty/prometheus-node.nix

@@ -7,6 +7,39 @@
   networking.firewall.allowedTCPPorts = [9100];
   services.prometheus = {
     enable = true;
-    exporters.node.enable = true;
+    exporters.node = {
+      enable = true;
+      enabledCollectors = [
+        "arp"
+        "bonding"
+        "conntrack"
+        "cpu"
+        "disable-defaults"
+        "diskstats"
+        "entropy"
+        "filefd"
+        "filesystem"
+        "hwmon"
+        "loadavg"
+        "logind"
+        "mdadm"
+        "meminfo"
+        "netclass"
+        "netdev"
+        "netstat"
+        "pressure"
+        "sockstat"
+        "systemd"
+        "textfile"
+        "time"
+        "vmstat"
+        "wifi"
+        "zfs"
+      ];
+    };
+    exporters.smartctl ={
+      enable = true;
+      devices = [ "/dev/sda" "/dev/sdb" "/dev/sdc" "/dev/nvme0n1" ];
+    };
   };
 }

nixos/boxes/bolty/prometheus-server.nix

@@ -0,0 +1,28 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}:
+{
+  networking.firewall.allowedTCPPorts = [ config.services.prometheus.port ];
+  services.prometheus = {
+    enable = true;
+    globalConfig.scrape_interval = "1m";
+    scrapeConfigs = [
+      {
+        job_name = "node";
+        static_configs = [{
+          targets = ["127.0.0.1:${toString config.services.prometheus.exporters.node.port}"];
+        }];
+      }
+      {
+        job_name = "smartctl";
+        static_configs = [{
+          targets = ["127.0.0.1:${toString config.services.prometheus.exporters.smartctl.port}"];
+        }];
+      }
+    ];
+  };
+}
+