Wordpress Multitenancy

A brief overview of how we used a multi-tenancy technique with Wordpress deployment at FactoryMedia to reduce the disk usage of our deployed network by 10x, allowing us to grow the network without unscalable infrastructure costs.

Transcript

1. Wordpress Multitenancy
2. Multitenancy?
3. wp-admin/ wp-includes/ wp-content/ wp-confi .php index.php wp-lo in.php wp-settin s.php wp-comments-post.php …
4. wp-admin/ wp-includes/ wp-content/ wp-confi .php index.php wp-lo in.php wp-settin s.php wp-comments-post.php …
5. _shared/ wp-admin/ wp-includes/ index.php wp-lo in.php wp-settin s.php wp-comments-post.php … site_a/ wp-admin/ wp-includes/ wp-content/ wp-confi .php index.php wp-lo in.php wp-settin s.php wp-comments-post.php …
6. _shared/ wp-admin/ wp-includes/ index.php wp-lo in.php wp-settin s.php wp-comments-post.php … site_a/ wp-admin/ wp-includes/ wp-content/ wp-confi .php index.php wp-lo in.php wp-settin s.php wp-comments-post.php … site_b/ wp-admin/ wp-includes/ wp-content/ wp-confi .php index.php wp-lo in.php wp-settin s.php wp-comments-post.php …
7. <?php define('DB_NAME', 'foobar_wp'); define('DB_USER', 'username'); define('DB_PASSWORD', 'password'); define('DB_HOST', "lolcathost"); define('DB_CHARSET', 'utf8'); define('DB_COLLATE', ''); define('WP_CACHE', true); define('WPLANG', 'en'); define('WP_DEBUG', false); define('AUTH_KEY', '9999999'); ... blah blah $table_prefix = 'wp_'; if ( !defined('ABSPATH') ) define('ABSPATH', dirname(__FILE__) . '/'); require_once(ABSPATH . 'wp-settings.php');
8. <?php define('DB_NAME', 'foobar_wp'); define('DB_USER', 'username'); define('DB_PASSWORD', 'password'); define('DB_HOST', "lolcathost"); define('DB_CHARSET', 'utf8'); define('DB_COLLATE', ''); define('WP_CACHE', true); define('WPLANG', 'en'); define('WP_DEBUG', false); define('AUTH_KEY', '9999999'); ... blah blah $table_prefix = 'wp_'; if ( !defined('ABSPATH') ) define('ABSPATH', dirname(__FILE__) . '/'); require_once(ABSPATH . 'wp-settings.php');
9. <?php define('DB_NAME', 'foobar_wp'); define('DB_USER', 'username'); define('DB_PASSWORD', 'password'); define('DB_HOST', "lolcathost"); define('DB_CHARSET', 'utf8'); define('DB_COLLATE', ''); define('WP_CACHE', true); define('WPLANG', 'en'); define('WP_DEBUG', false); define('AUTH_KEY', '9999999'); ... blah blah $table_prefix = 'wp_'; if ( !defined('ABSPATH') ) define('ABSPATH', dirname(__FILE__) . '/'); require_once(ABSPATH . 'wp-settings.php');
10. _shared/ wp-admin/ wp-includes/ wp-core-confi .php index.php wp-lo in.php wp-settin s.php wp-comments-post.php … site_a/ confi /wp-tenant-confi .php wp-admin/ wp-includes/ wp-content/ wp-confi .php index.php wp-lo in.php wp-settin s.php wp-comments-post.php …
11. # config/wp-tenant-config.php define('DB_NAME', 'foobar_wp'); define('DB_USER', 'username'); define('DB_PASSWORD', 'password'); define('DB_HOST', "lolcathost"); define('DB_CHARSET', 'utf8'); define('DB_COLLATE', ''); define('WP_CACHE', true); define('WPLANG', 'en'); define('WP_DEBUG', false); define('AUTH_KEY', '9999999'); ... blah blah $table_prefix = 'wp_';
12. # _shared/wp-core-config.php -> site_a/wp-config.php // require tenant file require_once($_SERVER["DOCUMENT_ROOT"] . "/config/wp-tenant- config.php"); define('WP_CONTENT_DIR', $_SERVER['DOCUMENT_ROOT'] . '/wp-content'); define('WP_CONTENT_URL', 'http://' . $_SERVER['SERVER_NAME'] . '/wp- content'); if ( !defined('ABSPATH') ) define('ABSPATH', dirname(__FILE__) . '/'); require_once(ABSPATH . 'wp-settings.php'); ?>
13. _shared/ wp-admin/ wp-includes/ index.php wp-core-confi .php wp-lo in.php wp-settin s.php wp-comments-post.php … site_a/ confi /wp-tenant-confi .php wp-admin/ wp-includes/ wp-content/ wp-confi .php index.php wp-lo in.php wp-settin s.php wp-comments-post.php … site_b/ confi /wp-tenant-confi .php wp-admin/ wp-includes/ wp-content/ wp-confi .php index.php wp-lo in.php wp-settin s.php wp-comments-post.php …
14. 36 Wordpress Sites 1,010MB -> 67MB
15. We’re hirin ! http://jobs.forward.co.uk/vacancies/