added netdata

modules/netdata/default.nix

@@ -0,0 +1,25 @@
+{ lib, pkgs, config, ... }: let
+  inherit (lib) mkIf;
+  inherit (config) conf;
+in mkIf conf.netdata.enable {
+  services.nginx = {
+    virtualHosts = {
+      "netdata.twoneis.site" = {
+        useACMEHost = "twoneis.site";
+        forceSSL = true;
+        locations."/".proxyPass = "http://localhost:19999";
+      };
+    };
+  };
+
+  services.netdata = {
+    enable = true;
+    package = pkgs.netdata.override { withCloudUI = true; };
+    config = {
+      global = {
+        "memory mode" = "ram";
+        "error log" = "syslog";
+      };
+    };
+  };
+}