making grafana work

flake.nix

@@ -83,6 +83,7 @@
             ./modules/hedgedoc.nix
             ./modules/padlist.nix
             ./modules/nextcloud.nix
+            ./modules/monitoring.nix
             ./modules/vaultwarden.nix
             ./modules/forgejo
             ./modules/kanboard.nix

modules/monitoring.nix

@@ -1,11 +1,39 @@
 { config, pkgs, ... }:
-  let 
+let
   domain = "monitoring.${config.networking.domain}";
-  in {
+in
+{
   # grafana configuration
   services.grafana = {
     enable = true;
-      port = 2342;
+    settings = {
+      server = {
+        inherit domain;
+        http_addr = "127.0.0.1";
+        http_port = 2342;
+      };
+      database = {
+        type = "postgres";
+        user = "grafana";
+        host = "/run/postgresql";
+      };
+
+    };
+
+
+  };
+
+  services.postgresql = {
+    enable = true;
+    ensureUsers = [
+      {
+        name = "grafana";
+        ensurePermissions = {
+          "DATABASE grafana" = "ALL PRIVILEGES";
+        };
+      }
+    ];
+    ensureDatabases = [ "grafana" ];
   };
 
   services.prometheus = {