Experimental option to decrypt cache values

CHANGELOG.md

@@ -6,7 +6,6 @@ RECENT CHANGES
 
 - Fix: #1259: Fix not correct routes for route:list command (by Bohdan Bakalov)
 
-
 7.1.0
 -----
 

src/N98/Magento/Command/Cache/ViewCommand.php

@@ -24,16 +24,33 @@ class ViewCommand extends AbstractMagentoCommand
      */
     private $fpc;
 
+    /**
+     * @var \Magento\Framework\Encryption\EncryptorInterface
+     */
+    private $encryptor;
+
+    /**
+     * @var \Magento\Framework\Serialize\SerializerInterface
+     */
+    private $serializer;
+
     /**
      * @param CacheInterface $cache
      * @param FullPageCache $fpc
+     * @param \Magento\Framework\Encryption\EncryptorInterface $encryptor
+     * @param \Magento\Framework\Serialize\SerializerInterface $serializer
+     * @return void
      */
     public function inject(
         CacheInterface $cache,
-        FullPageCache $fpc
+        FullPageCache $fpc,
+        \Magento\Framework\Encryption\EncryptorInterface $encryptor,
+        \Magento\Framework\Serialize\SerializerInterface $serializer
     ) {
         $this->cache = $cache;
         $this->fpc = $fpc;
+        $this->encryptor = $encryptor;
+        $this->serializer = $serializer;
     }
 
     /**
@@ -60,6 +77,12 @@ class ViewCommand extends AbstractMagentoCommand
                 InputOption::VALUE_NONE,
                 'Unserialize output'
             )
+            ->addOption(
+                'decrypt',
+                null,
+                InputOption::VALUE_NONE,
+                'Decrypt output with encryption key'
+            )
             ->setDescription('Prints a cache entry');
     }
 
@@ -91,10 +114,18 @@ class ViewCommand extends AbstractMagentoCommand
             return Command::FAILURE;
         }
 
-        if ($input->getOption('unserialize')) {
+        if ($input->getOption('unserialize') && !$input->getOption('decrypt')) {
             $cacheData = $this->decorateSerialized($cacheData);
         }
 
+        if ($input->getOption('decrypt')) {
+            $cacheData = $this->decorateDecrypt($cacheData);
+
+            if ($input->getOption('unserialize')) {
+                $cacheData = $this->decorateSerialized($cacheData);
+            }
+        }
+
         $output->writeln($cacheData);
 
         return Command::SUCCESS;
@@ -106,10 +137,10 @@ class ViewCommand extends AbstractMagentoCommand
      */
     private function decorateSerialized($serialized)
     {
-        if (version_compare(phpversion(), '7.0', '>=')) {
-            $unserialized = \unserialize($serialized, false);
-        } else {
-            $unserialized = \unserialize($serialized);
+        try {
+            $unserialized = $this->serializer->unserialize($serialized);
+        } catch (\Exception $e) {
+            $unserialized = \unserialize($serialized, ['allowed_classes' => false]);
         }
 
         if ($unserialized === false) {
@@ -120,4 +151,13 @@ class ViewCommand extends AbstractMagentoCommand
 
         return $buffer;
     }
+
+    /**
+     * @param string $encrypted
+     * @return string
+     */
+    private function decorateDecrypt($encrypted)
+    {
+        return $this->encryptor->decrypt($encrypted);
+    }
 }