Docke init

docker-compose.yml

 version: '2'
 services:
   db:
     image: mysql:5.7
     volumes:
       - "./.data/db:/var/lib/mysql"
     restart: always
     environment:
       MYSQL_ROOT_PASSWORD: wordpress
       MYSQL_DATABASE: wordpress
       MYSQL_USER: wordpress
       MYSQL_PASSWORD: wordpress

   wordpress:
     build: .
     # image: wordpress:latest
     depends_on:
       - db
     volumes:
       - "./wp-content:/var/www/html/wp-content"
       - "./.log:/var/log/apache2"
     links:
       - db
     ports:
       - "9000:80"
     restart: always
     environment:
       WORDPRESS_DB_HOST: db:3306
       WORDPRESS_DB_PASSWORD: wordpress

Dockerfile

FROM wordpress:latest

RUN echo "\n log_errors = on\n error_log = /var/log/apache2/php_err.log" > /usr/local/etc/php/conf.d/php_error.ini && touch /var/log/apache2/php_err.log && chown www-data:www-data /var/log/apache2/php_err.log