• cd renewcer/ #/home/https_wordpress_docker/renewcer/
• docker system prune
• docker system prune --volumes
• docker-compose up #console1

在/docker-volumes里面生成pem文件(另一个控制台console2)

• rm -rf /docker-volumes

• sudo docker run -it --rm
  -v /docker-volumes/etc/letsencrypt:/etc/letsencrypt
  -v /docker-volumes/var/lib/letsencrypt:/var/lib/letsencrypt
  -v /home/https_wordpress_docker/renewcer/my-site:/data/letsencrypt
  -v "/docker-volumes/var/log/letsencrypt:/var/log/letsencrypt"
  certbot/certbot
  certonly --webroot
  --email [email protected] --agree-tos --no-eff-email
  --webroot-path=/data/letsencrypt
  -d yongzhu.work -d www.yongzhu.work

• docker-compose down #console1

• cd nginx_mysql_wordpress #console2

• chown -R www-data:www-data ./wordpress #console2

• docker-compose up #console2

• https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-debian-10

df命令查看系统硬盘，可能因为已经100%用光了