在swarm集群里通过service部署wordpress的方法

docker network create -d overlay wordpress
[vagrant@swarm-manager ~]$ docker network ls
NETWORK ID NAME DRIVER SCOPE
q3rp3i79eud7 wordpress overlay swarm

docker service create --name mysql --env MYSQL_ROOT_PASSWORD=root --env MYSQL_DATABASE=wordpress --network wordpress --mount type=volume,source=mysql-data,destination=/var/lib/mysql mysql

docker service create --name wordpress -p 80:80 --env WORDPRESS_DB_PASSWORD=root --env WORDPRESS_DB_HOST=mysql --network wordpress wordpress

# 服务列表
[vagrant@swarm-manager ~]$ docker service ls
ID NAME MODE REPLICAS IMAGE PORTS
vxz0bfmul9th mysql replicated 1/1 mysql:5.7.22
cpe3wqrsoqxi wordpress replicated 1/1 wordpress:latest *:80->80/tcp
# wordpress服务的节点分布
[vagrant@swarm-manager ~]$ docker service ps wordpress
ID NAME IMAGE NODE DESIRED STATE CURRENT STATE ERROR PORTS
tnh4f0ldyidl wordpress.1 wordpress:latest swarm-manager Running Running 4 minutes ago
# mysql服务的节点分布
[vagrant@swarm-manager ~]$ docker service ps mysql
ID NAME IMAGE NODE DESIRED STATE CURRENT STATE ERROR PORTS
jns8bllzbz94 mysql.1 mysql:5.7.22 swarm-work1 Running Running 33 minutes ago

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