Docker architecture, save, load, tag 및 ctr tag, export, import, push

 

1. Docker 아키텍쳐 pull

docker pull --platform linux/amd64 nginx:latest

 

2. Docker image 저장

docker save -o a.tar imagenams

 

3. Docker image 업로드

docker load -i a.tar

 

4. Docker image 태그 변경

docker image tag imageid a:1.0

 

5. Docker 아키텍처 빌드

docker build --platform linux/amd64 -t test:1.0 .

 

6. ctr export

# namespace k8s.io export
ctr -n=k8s.io images export nginx.tar nginxt:latest

# default namespace
ctr images export nginx.tar nginxt:latest

 

7. ctr import

# namespace k8s.io import
ctr -n=k8s.io images import nginx.tar

# default namespace
ctr images import nginx.tar

 

8. ctr image tag 변경

ctr -n=k8s.io image tag 기존이미지태그 변경할이미지태그

 

9. ctr push id/password

## https
ctr -n=k8s.io image push imagename -u "id:password"

## http일 경우
ctr -n=k8s.io image push imagename -u "id:password" --plain-http