symfony
diff --git a/‎src/Symfony/Component/Messenger/Bridge/AmazonSqs/Transport/Connection.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Messenger/Bridge/AmazonSqs/Transport/Connection.php
+23-5Lines changed: 23 additions & 5 deletions b/‎src/Symfony/Component/Messenger/Bridge/AmazonSqs/Transport/Connection.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Messenger/Bridge/AmazonSqs/Transport/Connection.php
+23-5Lines changed: 23 additions & 5 deletions
@@ -203,7 +203,7 @@ private function fetchMessage(): bool
             $headers = [];
             $attributes = $message->getMessageAttributes();
             if (isset($attributes[self::MESSAGE_ATTRIBUTE_NAME]) && 'String' === $attributes[self::MESSAGE_ATTRIBUTE_NAME]->getDataType()) {
-                $headers = \json_decode($attributes[self::MESSAGE_ATTRIBUTE_NAME]->getStringValue(), true);
+                $headers = json_decode($attributes[self::MESSAGE_ATTRIBUTE_NAME]->getStringValue(), true);
                 unset($attributes[self::MESSAGE_ATTRIBUTE_NAME]);
             }
             foreach ($attributes as $name => $attribute) {
@@ -290,10 +290,28 @@ public function send(string $body, array $headers, int $delay = 0, ?string $mess
             'MessageAttributes' => [],
         ];
 
-        $parameters['MessageAttributes'][self::MESSAGE_ATTRIBUTE_NAME] = new MessageAttributeValue([
-            'DataType' => 'String',
-            'StringValue' => \json_encode($headers),
-        ]);
+        $specialHeaders = [];
+        foreach ($headers as $name => $value) {
+            if ('.' === $name[0] || self::MESSAGE_ATTRIBUTE_NAME === $name || \strlen($name) > 256 || '.' === substr($name, -1) || 'AWS.' === substr($name, 0, \strlen('AWS.')) || 'Amazon.' === substr($name, 0, \strlen('Amazon.')) || preg_match('/([^a-zA-Z0-9_\.-]+|\.\.)/', $name)) {
+                $specialHeaders[$name] = $value;
+
+                continue;
+            }
+
+            $parameters['MessageAttributes'][$name] = new MessageAttributeValue([
+                'DataType' => 'String',
+                'StringValue' => $value,
+            ]);
+        }
+
+        if (!empty($specialHeaders)) {
+            $parameters['MessageAttributes'][self::MESSAGE_ATTRIBUTE_NAME] = new MessageAttributeValue([
+                'DataType' => 'String',
+                'StringValue' => json_encode($specialHeaders),
+            ]);
+        }
+
+        dd($parameters);
 
         if (self::isFifoQueue($this->configuration['queue_name'])) {
             $parameters['MessageGroupId'] = null !== $messageGroupId ? $messageGroupId : __METHOD__;