add transport retry options to XML schema definition

src/Symfony/Bundle/FrameworkBundle/Resources/config/schema/symfony-1.0.xsd

@@ -457,12 +457,21 @@
     <xsd:complexType name="messenger_transport">
         <xsd:sequence>
             <xsd:element name="options" type="metadata" minOccurs="0" maxOccurs="unbounded" />
+            <xsd:element name="retry-strategy" type="messenger_retry_strategy" minOccurs="0" maxOccurs="1" />
         </xsd:sequence>
         <xsd:attribute name="name" type="xsd:string" />
         <xsd:attribute name="serializer" type="xsd:string" />
         <xsd:attribute name="dsn" type="xsd:string" />
     </xsd:complexType>
 
+    <xsd:complexType name="messenger_retry_strategy">
+        <xsd:attribute name="service" type="xsd:string" />
+        <xsd:attribute name="max-retries" type="xsd:integer" />
+        <xsd:attribute name="delay" type="xsd:integer" />
+        <xsd:attribute name="multiplier" type="xsd:float" />
+        <xsd:attribute name="max-delay" type="xsd:float" />
+    </xsd:complexType>
+
     <xsd:complexType name="messenger_bus">
         <xsd:sequence>
             <xsd:element name="middleware" type="messenger_middleware" minOccurs="0" maxOccurs="unbounded" />

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/php/messenger_transports.php

@@ -12,6 +12,12 @@
                 'dsn' => 'amqp://localhost/%2f/messages?exchange_name=exchange_name',
                 'options' => ['queue' => ['name' => 'Queue']],
                 'serializer' => 'messenger.transport.native_php_serializer',
+                'retry_strategy' => [
+                    'max_retries' => 10,
+                    'delay' => 7,
+                    'multiplier' => 3,
+                    'max_delay' => 100,
+                ],
             ],
             'redis' => 'redis://127.0.0.1:6379/messages',
         ],

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/xml/messenger_transports.xml

@@ -16,6 +16,7 @@
                         <framework:name>Queue</framework:name>
                     </framework:queue>
                 </framework:options>
+                <framework:retry-strategy max-retries="10" delay="7" multiplier="3" max-delay="100"/>
             </framework:transport>
             <framework:transport name="redis" dsn="redis://127.0.0.1:6379/messages" />
         </framework:messenger>

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/yml/messenger_transports.yml

@@ -11,4 +11,9 @@ framework:
                     queue:
                         name: Queue
                 serializer: 'messenger.transport.native_php_serializer'
+                retry_strategy:
+                    max_retries: 10
+                    delay: 7
+                    multiplier: 3
+                    max_delay: 100
             redis: 'redis://127.0.0.1:6379/messages'

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/FrameworkExtensionTest.php

@@ -725,6 +725,11 @@ public function testMessengerTransports()
         $this->assertSame('redis://127.0.0.1:6379/messages', $transportArguments[0]);
 
         $this->assertTrue($container->hasDefinition('messenger.transport.redis.factory'));
+
+        $this->assertSame(10, $container->getDefinition('messenger.retry.multiplier_retry_strategy.customised')->getArgument(0));
+        $this->assertSame(7, $container->getDefinition('messenger.retry.multiplier_retry_strategy.customised')->getArgument(1));
+        $this->assertSame(3, $container->getDefinition('messenger.retry.multiplier_retry_strategy.customised')->getArgument(2));
+        $this->assertSame(100, $container->getDefinition('messenger.retry.multiplier_retry_strategy.customised')->getArgument(3));
     }
 
     public function testMessengerRouting()