下载docker镜像并加载到离线机器

yum install skopeo 

[root@mattermost tmp]# cat /home/ops/mattermost-docker/docker/upload.sh 
#!/bin/bash

cat version.txt | while read line
do
  version=$line
  echo $version
  skopeo --insecure-policy copy docker://mattermost/mattermost-team-edition:$version docker-archive:/tmp/mattermost-team-edition-$version.tar
  docker load < /tmp/mattermost-team-edition-$version.tar
  docker_image_id=`docker images |awk '{print $1,$3}' |grep '<none>'|awk  '{print $2}'`
  docker tag $docker_image_id mattermost/mattermost-team-edition:$version
done


cat version.txt

5.20.0
5.21.0
5.22.0
5.24.0
5.25.0
5.26.0
5.27.0
5.28.0