Docker Compose快速部署多容器服务实战的实例详解

[root@iZ2ze4m2ri7irkf6h6n8zoZ ~]# curl -L https://github.com/docker/compose/releases/download/1.21.2/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose
[root@iZ2ze4m2ri7irkf6h6n8zoZ ~]# chmod +x /usr/local/bin/docker-compose

[root@iZ2ze4m2ri7irkf6h6n8zoZ ~]# docker-compose -v

docker-compose.yml   # 一个文件代表一个project
 serveices:          # 服务
   container-name:   # 容器
     build: 
      - xxx:xxx
 network:            # 引用标签
   xxx:

version: "3"  # 指定版本
services:     # services
  proxy:      # 自定义容器名称
    build: ./proxy  # Dockerfile所在目录，用于构建容器
    networks: # 自定义容器网络
      - frontend
  app:       
    build: ./app
    networks:
      - frontend
      - backend
  db:
    image: postgres
    networks:
      - backend
networks:
  frontend:
    driver: custom-driver-1
  backend:
    driver: custom-driver-2
    driver_opts:
      foo: "1"
      bar: "2"

docker-compose ps

docker-compose logs

docker-compose port eureka 8761

docker-compose build

docker-compose start eureka

docker-compose stop eureka

docker-compose rm eureka

docker-compose up

docker-compose kill eureka

docker-compose pull eureka

docker-compose scale user=3 movie=3

docker-compose run web bash

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!--redis-->
<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-data-redis</artifactId>
</dependency>

spring:
  redis:
    #host: 127.0.0.1
    host: ymx.redis
    port: 6379
    password:
    jedis:
      pool:
        max-active: 8
        max-wait: -1
        max-idle: 500
        min-idle: 0
    lettuce:
      shutdown-timeout: 0

@RestController
public class HelloController {

    @Autowired
    private RedisTemplate<String, String> redisTemplate;
    @RequestMapping("/hello/{id}")
    public String hello(@PathVariable("id") Integer id) {
        return redisTemplate.opsForValue().get(String.valueOf(id));
    }
    @RequestMapping("/save/{id}/{name}")
    public String save(@PathVariable("id") Integer id, @PathVariable("name") String name) {
        try {
            redisTemplate.opsForValue().set(String.valueOf(id), "Hello " + name + "!");
        } catch (Exception e) {
            return "false";
        }
        return "success";
}

#注释掉bind 127.0.0.1
# bind 127.0.0.1 -::1
#修改protected-mode yes->no
protected-mode no

- mycompose
  - docker-compose.yml 
  - rd  
    - Dockerfile  
    - redis.conf
  - sp
    - Dockerfile  
    - sp_redis-0.0.1-SNAPSHOT.jar

FROM java:8

MAINTAINER YMX "1712229564@qq.com"
COPY sp_redis-0.0.1-SNAPSHOT.jar /root/sp_redis-0.0.1-SNAPSHOT.jar
EXPOSE 8080
ENTRYPOINT ["java", "-jar","/root/sp_redis-0.0.1-SNAPSHOT.jar"]

FROM redis
  
MAINTAINER ymx 1712229564@qq.com
COPY redis.conf /usr/local/etc/redis/redis.conf
EXPOSE 6379
CMD ["redis-server","/usr/local/etc/redis/redis.conf" ]

version: "2.8" # 表示该 Docker-Compose 文件使用的是 Version 2 file
services:
  sp-demo:       # 指定服务名称
    build: ./sp  # 指定 Dockerfile 所在路径
    ports:       # 指定端口映射
      - "9001:8080"
    links:
      - re-demo:ymx.redis # 进行容器链接
  re-demo:
    build: ./rd

[root@iZ2ze4m2ri7i mycompose]# docker-compose up
Creating network "mycompose_default" with the default driver
Building re-demo
Sending build context to Docker daemon  96.77kB
Step 1/5 : FROM redis
latest: Pulling from library/redis
......

[root@iZ2ze4m2ri7i mycompose]# curl http://localhost:9001/save/2/Ymx
success
[root@iZ2ze4m2ri7i mycompose]# curl http://localhost:9001/hello/2
Hello Ymx!