Some node-handler hooks (#782)

e2e-tests/lemonldap-ng-sql.ini

@@ -37,3 +37,4 @@ templateDir  = __pwd__/lemonldap-ng-manager/site/templates
 [node-handler]
 
 nodeVhosts = test2.example.com
+loopBackUrl = http://127.0.0.1:19876/

e2e-tests/lemonldap-ng.ini

@@ -45,3 +45,4 @@ templateDir  = __pwd__/lemonldap-ng-manager/site/templates
 [node-handler]
 
 nodeVhosts = test2.example.com
+loopBackUrl = http://127.0.0.1:19876/

e2e-tests/test-nginx.conf

@@ -39,6 +39,12 @@ server {
     include conf/nginx-lua-headers.conf;
   }
 
+  location /rules.json {
+    auth_request off;
+    allow 127.0.0.0/8;
+    deny all;
+  }
+
   # Handle test CGI
   location ~ \.pl$ {
     include /etc/nginx/fastcgi_params;