Private Docker Registry

Private Docker Registry

1. Docker registry Images 가져오기

    docker pull registry:latest

2. docker images
3. hyunsu@kubemaster:/etc/docker/registry$ sudo mv ./config.yml ./config.yml.20201022

4. config

   version: 0.1
   log:
     fields:
       service: registry
   storage:
     cache:
       blobdescriptor: redis
     filesystem:
       rootdirectory: /data/registry
   redis:
     addr: redis:6379
   http:
     addr: :5000
     headers:
       X-Content-Type-Options: [nosniff]
   health:
     storagedriver:
       enabled: true
       interval: 10s
       threshold: 3

5. docker run -d -p 9002:5000 --restart=always --name JoangPrivateDocker -v /etc/docker/registry/config.yml:/etc/docker/registry/config.yml registry:2

6. docker ps -a
7. docker ps -l (최근)
8. netstat -an | grep 9002 (확인)

 

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Private Docker 사용

1. docker build -t tomcat-meta:0.1 .
2. docker tag tomcat-meta:0.1 web.joang.com:9002/tomcat-meta:0.1
3. docker tag를 이용하여 docker registry에 push

   cat /etc/docker/daemon.json
   {
    "insecure-registries" : ["web.joang.com:9002"]
   }

   systemctl restart docker
4. docker push web.joang.com:9002/tomcat-meta:0.1

5. 확인 http://web.joang.com:9002/v2/_catalog

6. http://web.joang.com:9002/v2/tomcat-meta/tags/list

 

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Private image delete

1. curl -v --silent -H "Accept: application/vnd.docker.distribution.manifest.v2+json" -X GET http://192.168.56.3:9002/v2/tomcat-synapse/manifests/0.1 2>&1 | grep Docker-Content-Digest | awk '{print ($3)}'

2. curl -v --silent -H "Accept: application/vnd.docker.distribution.manifest.v2+json" -X DELETE http://192.168.56.3:9002/v2/tomcat-synapse/manifests/sha256:65336b7ee5a56dc2a7294c02fbb515542e5212a7ea193943160d9ecbb4ca0f62

3. GC(Garbage Collection)

   docker exec -it JoangPrivateDocker registry garbage-collect /etc/docker/registry/config.yml

4. Image 정리

   docker image prune -f