Disable Loki, it's too old

morph/lib/make-monitoring.nix

@@ -11,7 +11,18 @@
 , vpnClientIPs
 , nodeExporterTargets
 , nginxExporterTargets
-, ... }: rec {
+, ... }:
+
+# This doesn't work yet:
+# let
+#       pkgs = import (builtins.fetchTarball {
+#                   url = "https://github.com/nixos/nixpkgs/archive/76ed24ceab9ec8b520f977a2803181f0c1d86b4d.tar.gz";
+#                   sha256 = "0dnpkkkv1cly8vywsfizfk3iwl8dnffqh0k6vkq616iw6biha725";
+#                 }) {};
+#
+# in
+
+rec {
 
   deployment = {
     targetHost = publicIPv4;
@@ -41,7 +52,8 @@
     ../../nixos/modules/monitoring/vpn/server.nix
     ../../nixos/modules/monitoring/server/grafana.nix
     ../../nixos/modules/monitoring/server/prometheus.nix
-    ../../nixos/modules/monitoring/server/loki.nix
+    # Loki 0.3.0 from Nixpkgs 19.09 is too old and does not work:
+    # ../../nixos/modules/monitoring/server/loki.nix
   ];
 
   services.private-storage.monitoring.vpn.server = {