示例配置：
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| version: "3"
services:
redis:
image: redis:alpine
ports:
- "6379"
networks:
- frontend
deploy:
replicas: 2
update_config:
parallelism: 2
delay: 10s
restart_policy:
condition: on-failure
db:
image: postgres:9.4
volumes:
- db-data:/var/lib/postgresql/data
networks:
- backend
deploy:
placement:
constraints: [node.role == manager]
networks:
frontend:
backend:
volumes:
db-data:
|
deploy - 应用发布配置
restart_policy - 应用发布重启策略
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| version: "3"
services:
redis:
image: redis:alpine
deploy:
restart_policy:
condition: on-failure
delay: 5s
max_attempts: 3
window: 120s
|
- condition: 可选项 none on-failure any(default)
- delay: 尝试重启等待时间，默认0s
- max_attempts: 最大重启次数，默认无限，首次启动不计入
- window: 判定重启是否成功等待时长，默认0s
update_config - 应用发布更新策略
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| version: '3.4'
services:
vote:
image: dockersamples/examplevotingapp_vote:before
depends_on:
- redis
deploy:
replicas: 2
update_config:
parallelism: 2
delay: 10s
order: stop-first
|
官方参考文档地址：
https://docs.docker.com/compose/compose-file
