testing: use controllerHostEntry module in testing

We set some actual controller IP via the new module, allowing us to
remove the custom extraHosts entry that was used previously.

Author: hertrste

modules/testing/default.nix

@@ -13,26 +13,30 @@ let
   common =
     { pkgs, lib, ... }:
     {
-      system.stateVersion = lib.trivial.release;
+      imports = [
+        ../generic/controllerHostEntry.nix
+      ];
 
-      services.getty.autologinUser = "root";
+      config = {
+        system.stateVersion = lib.trivial.release;
 
-      networking.extraHosts = ''
-        10.0.0.11 controller controller.local
-      '';
+        services.getty.autologinUser = "root";
 
-      networking = {
-        useDHCP = false;
-        networkmanager.enable = false;
-        useNetworkd = true;
-        firewall.enable = false;
-      };
+        openstack.controllerIP = "10.0.0.11";
 
-      environment.systemPackages = [
-        pkgs.openstackclient
-      ];
+        networking = {
+          useDHCP = false;
+          networkmanager.enable = false;
+          useNetworkd = true;
+          firewall.enable = false;
+        };
 
-      environment.variables = adminEnv;
+        environment.systemPackages = [
+          pkgs.openstackclient
+        ];
+
+        environment.variables = adminEnv;
+      };
     };
 in
 {