Add a variable to facilitate the use of an external MySQL database.

wordpress/defaults/main.yml

@@ -39,6 +39,8 @@ wordpress_local_mysql: True
 
 wordpress_db_name: wp_db
 wordpress_db_user: wp_user
+# If you change that, you must set the wordpress_local_mysql variable to False
+wordpress_db_host: localhost
 wordpress_db_table_prefix: 'mywp_'
 # wordpress_db_pwd: 'use a vault file'
 

wordpress/templates/wp-config.php

@@ -2,7 +2,7 @@
 define("DB_NAME", "{{ wordpress_db_name }}");
 define("DB_USER", "{{ wordpress_db_user }}");
 define("DB_PASSWORD", "{{ wordpress_db_pwd }}");
-define("DB_HOST", "localhost");
+define("DB_HOST", "{{ wordpress_db_host }}");
 define("DB_CHARSET", "utf8");
 define("DB_COLLATE", "");