registry（docker镜像管理平台）

拉取下载

docker pull registry

docker-compose.yml配置编写

version: '3.1'
services:
  # docker镜像管理平台
  registry:
    image: registry
    restart: always
    container_name: registry
    ports:
      - 5000:5000
    volumes:
      - /usr/local/docker/registry/data:/var/lib/registry
  frontend:
    image: konradkleine/docker-registry-frontend:v2
    restart: always
    container_name: docker-registry-frontend
    ports:
      - 5080:80
    volumes:
      - ./certs/frontend.crt:/etc/apache2/server.crt:ro
      - ./certs/frontend.key:/etc/apache2/server.key:ro
    environment:
      - ENV_DOCKER_REGISTRY_HOST=192.168.10.169
      - ENV_DOCKER_REGISTRY_PORT=5000

查看是否启动
http://192.168.10.10:5000/v2/

配置客户端

vim /etc/docker/daemon.json
加入"insecure-registries": ["192.168.10.169:5000"] 注意ip地址需要修改

{
  "registry-mirrors": [
    "https://fy707np5.mirror.aliyuncs.com",
    "https://mirror.ccs.tencentyun.com",
    "http://f1361db2.m.daocloud.io",
    "https://3laho3y3.mirror.aliyuncs.com",
    "http://hub-mirror.c.163.com",
    "https://registry.docker-cn.com"
  ],
  "insecure-registries": [
    "192.168.10.10:5000"
  ]
}

刷新配置：systemctl daemon-reload
重启docker ：systemctl restart docker
查看配置是否生效： docker info

图片如：

image.png

使用

docker tag tomcat 192.168.10.169:5000/tomcat
docker push 192.168.10.169:5000/tomcat

查看tomcat是否推送成功：http://192.168.10.169:5000/v2/_catalog
查看tomcat列表：http://192.168.10.169:5000/v2/tomcat/tags/list
查看界面：http://192.168.10.169:8080/

远程推送到服务器

docker push 100.97.82.45:5000/zuul

如果报错：received unexpected HTTP status: 500 Internal Server Error
关闭SELinux

getenforce # 查看SELinux状态
setenforce 0 #关闭SELinux
#长期关闭
vim /etc/sysconfig/selinux
SELINUX=enforcing 改为 SELINUX=disabled

配置客户端

vim /lib/systemd/system/docker.service

ExecStart=/usr/bin/dockerd -H fd:// --registry-mirror=https://jxus37ac.mirror.aliyuncs.com --insecure-registry 192.168.10.10:5000 tcp://0.0.0.0:2375 -H unix:///var/run/docker.sock
systemctl daemon-reload #加载配置
service docker restart #重启docker

image.png