add inventory getconfiguration hook

src/Glpi/Inventory/Request.php

@@ -98,8 +98,10 @@ protected function handleAction(string $action, mixed $content = null): bool
             case self::NETINV_ACTION:
                 $this->networkInventory($content);
                 break;
-            case self::REGISTER_ACTION:
             case self::CONFIG_ACTION:
+                $this->getConfiguration($content);
+                break;
+            case self::REGISTER_ACTION:
             case self::ESX_ACTION:
             case self::COLLECT_ACTION:
             case self::DEPLOY_ACTION:
@@ -251,6 +253,24 @@ public function networkInventory(mixed $data): void
         $this->network($data);
     }
 
+
+    public function getConfiguration(mixed $content)
+    {
+        $hook_response = Plugin::doHookFunction(
+            Hooks::INVENTORY_GET_CONFIGURATION,
+            ['content' => $content]
+        );
+
+        if (isset($hook_response['response']) && count($hook_response['response'])) {
+            $this->addToResponse($hook_response);
+        } elseif (isset($hook_response['errors']) && count($hook_response['errors'])) {
+            $this->addError($hook_response['errors'], 400);
+        } else {
+            //nothing expected happens; this is an error
+            $this->addError("Query '" . $this->query . "' is not supported.", 501);
+        }
+    }
+
     /**
      * Handle agent network inventory request
      *

src/Glpi/Plugin/Hooks.php

@@ -834,6 +834,32 @@ class Hooks
      */
     public const INVENTORY_GET_PARAMS = 'inventory_get_params';
 
+    /**
+     * Register a function to provide an agent with additional requested configuration parameters.
+     * Like an deployement plugin need to provide its endpoint for contunuing the dialog
+     *
+     * The function is called with the following parameters:
+     * - 'machineid' => The ID of the machine for which configuration is requested.
+     * - 'task' => "Taskname[version]", the task name request
+     *
+     * The hooks must return an array that will be send as a json answer to the request.
+     * This array should have an "response" key to be considered valid.
+     * If any 'errors' key is provided, we will return an HTTP answer with a 400 error code
+     * An example from the deploy plugin
+     * [
+     *   "response" => [
+     *     "configValidityPeriod" => 600,
+     *     "schedule" => [
+     *       {
+     *         "task": "Deploy",
+     *         "remote": "https:\/\/server\/plugins\/deploy\/"
+     *      }
+     *    ]
+     *   ]
+     * ]
+     */
+    public const INVENTORY_GET_CONFIGURATION = 'inventory_get_configuration';
+
     /**
      * Register a function to be called before the inventory submission is handled.
      * The function is called with the following parameters: