1.部署swarm的stack部署wordpress

1.拉取wordpress和mysql5.7的镜像

  1. [root@manager wordpress.app]# docker pull wordpress
  2. [root@manager wordpress.app]# docker pull mysql:5.7

2.将镜像全部上传本地仓库

  1. [root@manager wordpress.app]# docker tag c20 192.168.20.101:8000/mysql:5.7
  2. [root@manager wordpress.app]# docker tag c3c 192.168.20.101:8000/wordpress:latest
  3. [root@manager wordpress.app]# docker push 192.168.20.101:8000/wordpress:latest
  4. [root@manager wordpress.app]# docker push 192.168.20.101:8000/mysql:5.7

3.编辑yml文件

  1. [root@manager wordpress.app]# vim wordpress.yml 
  2. [root@manager wordpress.app]# cat wordpress.yml 
  3. version: "3.2"
  5. services: 
  6.   wordpress: 
  7.     image: 192.168.20.101:8000/wordpress:latest
  8.     networks: 
  9.       - wp_net
  10.     ports: 
  11.       - "8100:80"
  12.     depends_on: 
  13.       - database
  14.     environment: 
  15.       WORDPRESS_DB_HOST: database
  16.       WORDPRESS_DB_USER: wordpress
  17.       WORDPRESS_DB_PASSWORD: wordpress
  18.       WORDPRESS_DB_NAME: wordpress
  19.     deploy: 
  20.       mode: replicated
  21.       replicas: 3
  22.       restart_policy: 
  23.         condition: on-failure
  24.         delay: 5s
  25.         max_attempts: 3
  26.       update_config: 
  27.         parallelism: 1
  28.         delay: 10s
  29.   database: 
  30.     image: 192.168.20.101:8000/mysql:5.7
  31.     networks: 
  32.       - wp_net
  33.     volumes: 
  34.       - mysql_data:/var/lib/mysql
  35.     environment: 
  36.       MYSQL_ROOT_PASSWORD: wordpress
  37.       MYSQL_DATABASE: wordpress
  38.       MYSQL_USER: wordpress
  39.       MYSQL_PASSWORD: wordpress
  40.     deploy: 
  41.       mode: global
  42.       placement: 
  43.         constraints: 
  44.           - node.role == manager
  45. networks: 
  46.   wp_net: 
  47.     driver: overlay
  48. volumes: 
  49.   mysql_data:

2.部署应用

1.通过docker stack部署服务

  1. [root@manager wordpress.app]# docker stack deploy -c wordpress.yml seastack_wordpress
  2. Creating service seastack_wordpress_database
  3. Creating service seastack_wordpress_wordpress

2.查看服务

  1. [root@manager wordpress.app]# docker stack ls
  2. NAME                 SERVICES   ORCHESTRATOR
  3. seastack_wordpress   2          Swarm
  4. [root@manager wordpress.app]# docker stack ps seastack_wordpress
  5. ID             NAME                                                    IMAGE                                  NODE       DESIRED STATE   CURRENT STATE           ERROR     PORTS
  6. uqt4rfi96msg   seastack_wordpress_database.sjpeww4y2od50486gqpdml1jl   192.168.20.101:8000/mysql:5.7          manager    Running         Running 6 minutes ago             
  7. ym3i6p7fjnfw   seastack_wordpress_wordpress.1                          192.168.20.101:8000/wordpress:latest   node01     Running         Running 6 minutes ago             
  8. gawwujjd34ml   seastack_wordpress_wordpress.2                          192.168.20.101:8000/wordpress:latest   manager    Running         Running 6 minutes ago             
  9. qpltkiga7od4   seastack_wordpress_wordpress.3                          192.168.20.101:8000/wordpress:latest   worker01   Running         Running 6 minutes ago

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