MAGETWO-66588: [Backport] Perfomance toolkit generator improvement for 2.1

Author: duhon

app/code/Magento/ConfigurableProduct/Plugin/Model/Attribute/Backend/AttributeValidation.php

@@ -0,0 +1,55 @@
+<?php
+/**
+ * Copyright © 2013-2017 Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+namespace Magento\ConfigurableProduct\Plugin\Model\Attribute\Backend;
+
+use Magento\Catalog\Api\Data\ProductInterface;
+use Magento\ConfigurableProduct\Model\Product\Type\Configurable;
+
+/**
+ * Skip validate attributes used for create configurable product
+ */
+class AttributeValidation
+{
+    /**
+     * @var Configurable
+     */
+    private $configurableProductType;
+
+    /**
+     * AttributeValidation constructor.
+     * @param Configurable $configurableProductType
+     */
+    public function __construct(
+        Configurable $configurableProductType
+    ) {
+        $this->configurableProductType = $configurableProductType;
+    }
+
+    /**
+     * @param \Magento\Eav\Model\Entity\Attribute\Backend\AbstractBackend $subject
+     * @param \Closure $proceed
+     * @param \Magento\Framework\DataObject $entity
+     * @return bool
+     */
+    public function aroundValidate(
+        \Magento\Eav\Model\Entity\Attribute\Backend\AbstractBackend $subject,
+        \Closure $proceed,
+        \Magento\Framework\DataObject $entity
+    ) {
+        $attribute = $subject->getAttribute();
+        if ($entity instanceof ProductInterface
+            && $entity->getTypeId() == Configurable::TYPE_CODE
+            && in_array(
+                $attribute->getAttributeId(),
+                $this->configurableProductType->getUsedProductAttributeIds($entity),
+                true
+            )
+        ) {
+            return true;
+        }
+        return $proceed($entity);
+    }
+}

app/code/Magento/ConfigurableProduct/etc/di.xml

@@ -30,6 +30,9 @@
     <type name="Magento\Catalog\Controller\Adminhtml\Product\Initialization\Helper">
         <plugin name="configurable_product" type="Magento\ConfigurableProduct\Helper\Product\Configuration\SaveProductPlugin" sortOrder="50" />
     </type>
+    <type name="Magento\Eav\Model\Entity\Attribute\Backend\AbstractBackend">
+        <plugin name="ConfigurableProduct::skipValidation" type="Magento\ConfigurableProduct\Plugin\Model\Attribute\Backend\AttributeValidation"/>
+    </type>
     <type name="Magento\Catalog\Model\Entity\Product\Attribute\Group\AttributeMapperInterface">
         <plugin name="configurable_product" type="Magento\ConfigurableProduct\Model\Entity\Product\Attribute\Group\AttributeMapper\Plugin" sortOrder="50" />
     </type>