initial graphana

hosts/nas/configuration.nix

@@ -71,6 +71,47 @@ in
     };
   };
 
+  services.grafana = {
+    enable = true;
+    settings.server = {
+      http_port = 2342;
+      domain = hostname;
+      serve_from_sub_path = true;
+      http_addr = "";
+    };
+    dataDir = "/mnt/ssd/nix-app-data/grafana";
+  };
+
+
+  services.prometheus = {
+    enable = true;
+    port = 9001;
+    exporters = {
+      node = {
+        enable = true;
+        enabledCollectors = [ "diskstats" "systemd" ];
+        port = 9002;
+      };
+      smartctl = {
+        enable = true;
+        group = "disk";
+        devices = [ "/dev/sda" "/dev/sdb" "/dev/sdc" "/dev/sdd" "/dev/sde" "/dev/sdf" "/dev/sdg" "/dev/sdh" "/dev/sdi" "/dev/nvme0n1" "/dev/nvme1n1" ];
+      };
+    };
+  
+  scrapeConfigs = [
+      {
+        job_name = hostname;
+        static_configs = [{
+          targets = [ "127.0.0.1:${toString config.services.prometheus.exporters.node.port}"
+                      "127.0.0.1:${toString config.services.prometheus.exporters.smartctl.port}"];
+        }];
+      }
+    ];
+  };
+
+
+
   # Configure bootloader with lanzaboot and secureboot
   boot = {
     loader = {
@@ -234,8 +275,8 @@ in
       enable = true;
       allowPing = true;
       extraCommands = ''iptables -t raw -A OUTPUT -p udp -m udp --dport 137 -j CT --helper netbios-ns''; # TODO is this needed?
-      allowedTCPPorts = [ 61208 ];
-      allowedUDPPorts = [ 61208 ];
+      allowedTCPPorts = [ 2342 61208 ];
+      allowedUDPPorts = [ 2342 61208 ];
     };
   };