用swarm集群形式部署MySQL服务

 

# cat docker.yml

##########################################################

version: "3"

services:

  mysql:

    image: mysql:5.7.28

    deploy:

      replicas: 1

      resources:

        limits:

          cpus: '1'

          memory: 1G

      restart_policy:

        condition: on-failure

        delay: 5s

        max_attempts: 3

    placement:

      constraints:

        - node.labels.key==value

    environment:

      - MYSQL_ROOT_PASSWORD: "[email protected]"

    volumes:

      - /opt/mysqldata:/var/lib/mysql

    ports:

      - "3306:3306"

    logging:

      driver: gelf

      options:

        gelf-address: udp://logstash:12201

##NETWORK###

networks:

  default:

      driver: overlay

##########################################################

 

# docker stack deploy test -c docker.yml --with-registry-auth

# docker service ls 

 

 

 

参考

 

从docker单机到swarm模式的网络变化

https://www.jianshu.com/p/26e13631d625

 

Docker Swarm - 节点标签与服务约束

https://www.jianshu.com/p/2a11a40a9573

 

用docker swarm部署ELK日志系统

https://www.jianshu.com/p/ff4811c79985

 

CentOS7.x上swarm部署kong

https://www.jianshu.com/p/12b026dd006d

 

Send docker logs to ELK through gelf log driver

https://docs.docker.com/config/containers/logging/gelf

https://gist.github.com/eunomie/e7a183602b8734c47058d277700fdc2d#send-docker-logs-to-elk-through-gelf-log-driver