Docker Compose 是 Docker 官方编排（Orchestration）项目之一，负责快速的部署分布式应用。
下载 Docker Compose:
【文档】
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| # 20230614最新版本
$ sudo curl -SL https://github.com/docker/compose/releases/download/v2.18.1/docker-compose-linux-x86_64 -o /usr/local/bin/docker-compose
$ sudo curl -L "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
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修改为可执行文件:
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| $ sudo chmod +x /usr/local/bin/docker-compose
# 如果提示找不到命令，则看下面方法环境变量
$ vim ~/.bashrc
# 最后一行加入
alias sudo="sudo env PATH=$PATH"
$ source ~/.bashrc
# 查看版本即成功
$ docker-compose version
docker-compose version 1.29.2, build 5becea4c
docker-py version: 5.0.0
CPython version: 3.7.10
OpenSSL version: OpenSSL 1.1.0l 10 Sep 2019
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compose编排一个服务
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| $ mkdir test-tomcat
$ cd test-tomcat
$ vim docker-compose.yml
version: '3.7'
services:
mytomcat:
restart: always
image: tomcat
container_name: mytomcat
ports:
- "8080:8080"
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compose编排多个服务
compose启动
compose守护启动
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| $ docker-compose up -d
$ docker-compose logs mytomcat
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compose关闭
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| $ docker-compose down
$ docker ps -a
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compose关闭并删除volumes数据
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| $ docker-compose down --volumes
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