ajout de prometheus-nginx-exporter

modules/crans/monitoring.nix

@@ -1,9 +1,17 @@
-{...}:
+{ config, ... }:
 {
-  services.prometheus.exporters.node = {
+  services.prometheus.exporters = {
+    node = {
       enable = true;
       port = 9100;
 
       openFirewall = true;
     };
+
+    nginx = {
+      enable = config.services.nginx.enable;
+      port = 9117;
+      scrapeUri = "http://[::1]:6424/stub_status";
+    };
+  };
 }