CacheTagBundle + ESI

1. CacheTagsBundle
by Marcin Chyłek

2. Edge Side Includes (ESI)
BackendVarnish
WWW
article 1
article 2
article 3
article 4
Request content
Response content
Request/Response
content

3. ESI + CacheTagsBundle
BackendVarnish
WWW
article 1 (tag: tag_1)
article 2 (tag: tag_2)
article 3 (tag: tag_3)
article 4 (tag: tag_4)
Request content
Response content
Request/Response
content

4. What is CacheTagsBundle?

5. What is CacheTagsBundle?
● Tagging Response

6. What is CacheTagsBundle?
● Tagging Response
● Simple annotation configuration

7. What is CacheTagsBundle?
● Tagging Response
● Simple annotation configuration
● Cache Invalidation

8. How to Use CacheTagsBundle
● Plain cache tag

9. How to Use CacheTagsBundle
● Plain cache tag
● Request attribute tag

10. How to Use CacheTagsBundle
● Plain cache tag
Add annotation @CacheTagPlain to controller
use lbarulskiCacheTagsBundleAnnotationCacheTagPlain;
/**
* @CacheTagPlain("article_name")
**/
public function articleAction(Request $request)
{
}

11. How to Use CacheTagsBundle
● Plain cache tag
Prepare response
$response = new Response('...');
$response->setPublic();
$response->setTtl(3600);

12. How to Use CacheTagsBundle
● Request attribute tag
Implements TagInterface in model
use lbarulskiCacheTagsBundleTagTagInterface;
class Article implements TagInterface
{
public function getTag()
{
return 'article_'.$this->getId();
}
}

13. How to Use CacheTagsBundle
● Plain cache tag
Add annotation @CacheTagRequestAttribute to controller
use lbarulskiCacheTagsBundleAnnotationCacheTagRequestAttribute;
/**
* @ParamConverter("article")
* @CacheTagRequestAttribute("article")
**/
public function articleAction(Article $article)
{
}

14. How to Use CacheTagsBundle
● View Template: use esi controller
{{ render_esi(controller('MainBundle:Article:article', { article:
article.id })}}

15. How to Invalidate CacheTagsBundle
● Invalidate cache tags console
$ ./app/console cache_tags:invalidate tag-name

16. How to Invalidate CacheTagsBundle
● Invalidate cache tags in controller
use lbarulskiCacheTagsBundleTagPlain;
public function updateArticleAction(Article $article)
{
$tag = 'article_name';
$this->get('cache_tags.invalidator')->invalidate(new Plain($tag));
}

17. Link
● https://github.com/lbarulski/CacheTagsBundle
● https://www.varnish-cache.org/

18. marcin@chylek.pl
THANK YOU