initial(ish) commit

nixos-modules/services/grafana.nix

@@ -0,0 +1,32 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.ragon.services.grafana;
+  domain = config.ragon.services.nginx.domain;
+in
+{
+  options.ragon.services.grafana.enable = lib.mkEnableOption "Enables grafana";
+  options.ragon.services.grafana.domainPrefix =
+    lib.mkOption {
+      type = lib.types.str;
+      default = "grafana";
+    };
+  config = lib.mkIf cfg.enable {
+    services.grafana = {
+      enable = true;
+      domain = "${cfg.domainPrefix}.${domain}";
+      rootUrl = "https://${cfg.domainPrefix}.${domain}/";
+    };
+    services.nginx.virtualHosts."${cfg.domainPrefix}.${domain}" = {
+      useACMEHost = "${domain}";
+      addSSL = true;
+      locations = {
+        "/".proxyPass = "http://127.0.0.1:${toString config.services.grafana.port}";
+        "/".proxyWebsockets = true;
+      };
+    };
+
+    ragon.persist.extraDirectories = [
+      "${config.services.grafana.dataDir}"
+    ];
+  };
+}