[docker] docker base repo url to custom repo registry

 

Docker 설정 확인

Docker info 를 통해서 docker 가 설치된 자원에 세부 설명을 확인.

$ docker info

 

output

Client:
 Context:    default
 Debug Mode: false
 Plugins:
  buildx: Docker Buildx (Docker Inc., 0.0.0+unknown)

Server:
 Containers: 0
  Running: 0
  Paused: 0
  Stopped: 0
 Images: 9
 Server Version: 20.10.23
 Storage Driver: overlay2
  Backing Filesystem: xfs
  Supports d_type: true
  Native Overlay Diff: true
  userxattr: false
 Logging Driver: json-file
 Cgroup Driver: cgroupfs
 Cgroup Version: 1
 Plugins:
  Volume: local
  Network: bridge host ipvlan macvlan null overlay
  Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
 Swarm: inactive
 Runtimes: io.containerd.runc.v2 io.containerd.runtime.v1.linux runc
 Default Runtime: runc
 Init Binary: docker-init
 containerd version: 1e1ea6e986c6c86565bc33d52e34b81b3e2bc71f
 runc version: f19387a6bec4944c770f7668ab51c4348d9c2f38
 init version: de40ad0
 Security Options:
  seccomp
   Profile: default
 Kernel Version: 5.10.186-179.751.amzn2.x86_64
 Operating System: Amazon Linux 2
 OSType: linux
 Architecture: x86_64
 CPUs: 8
 Total Memory: 14.63GiB
 Name: ip-1-1-1-1.ap-northeast-2.compute.internal
 ID: B7DG:KXAS:UXYU:U6YC:CUAN:F5BY:BNQM:XKNW:5JGE:C2B4:QP3S:K57S
 Docker Root Dir: /var/lib/docker
 Debug Mode: false
 Registry: https://index.docker.io/v1/
 Labels:
 Experimental: false
 Insecure Registries:
  127.0.0.0/8
 Live Restore Enabled: false

 

 

 

Registry 서버를 내부 registry를 바라보도록 설정

/etc/docker/daemon.json 세팅 파일에 아래 내용을 추가 해준다. 없으면 생성해 넣으면 된다.

{
  "registry-mirrors": ["https://my-docker-repo-mirror.my.company.com"]
}

 

 

참고

Docker hub mirror url 세팅 (docker 19.03.3 이후 버전에서 동작 확인)

ref: https://docs.docker.com/registry/recipes/mirror/#configure-the-docker-daemon.