nexus搭建私有docker仓库的方法

{
# 对应组合仓库的ip和端口
  "registry-mirrors": ["http://192.168.5.6:8087"],
# 需要把组合仓库和私有仓库都加入进来
# 因为在推送镜像的时候是使用私有仓库，在拉取镜像的时候是使用组合仓库
   "insecure-registries": [
         "192.168.5.6:8086",
         "192.168.5.6:8087"]
}

systemctl daemon-reload && systemctl restart docker

docker login 192.168.5.6:8086 -u admin -p 123456
docker login 192.168.5.6:8087 -u admin -p 123456

{
        "auths": {
                "192.168.5.6:8086": {
                        "auth": "YWRtaW46MTIzNDU2"
                },
                "192.168.5.6:8087": {
                        "auth": "YWRtaW46MTIzNDU2"
                },
                "harbor.xx.cloud": {
                        "auth": "YWRtaW46SGFyYm9xMTIzNDU="
                }
        }
}

echo -n  "YWRtaW46MTIzNDU2" | base64 -d
echo -n  "YWRtaW46SGFyYm9xMTIzNDU=" | base64 -d

echo -n 'admin:123456' | base64

# 给构建好的image进行打tag
docker tag xxx/devops-service:1.0.7 192.168.5.6:8086/xxx/devops-service:1.0.7
# 推送到指定的docker仓库
docker push 192.168.5.6:8086/xxx/devops-service:1.0.7

docker pull 192.168.5.6:8086/xxx/devops-service:1.0.7

[root@maven3 ~]# vi docker-compose.yml 
version: '3' 
services: 
  nexus: 
    restart: always 
    image: sonatype/nexus3 
#    image: docker.io/sonatype/nexus3
    container_name: nexus3 
    ports:
      - 8081:8081
      - 8082:8082
      - 8083:8083
      - 8084:8084
      - 8085:8085
# 新增8086和8087两个端口号
      - 8086:8086 
      - 8087:8087
    volumes: 
      - /opt/nexus:/opt/sonatype/nexus:Z
      - /data/nexus-data:/nexus-data:Z

[root@maven3 ~]# docker-compose down
Stopping nexus3 ... done
Removing nexus3 ... done
Removing network root_default
[root@maven3 ~]# docker-compose up -d
Creating network "root_default" with the default driver
Creating nexus3 ... done
[root@maven3 ~]# docker ps
CONTAINER ID        IMAGE                           COMMAND                  CREATED             STATUS              PORTS                                        NAMES
99f41bdf4993        sonatype/nexus3                 "sh -c ${SONATYPE_..."   14 seconds ago      Up 13 seconds       0.0.0.0:8081-8087->8081-8087/tcp             nexus3