1. [下载crane](https://github.com/google/go-containerregistry/releases) ```shell mkdir tmp && cd tmp wget -O - https://github.com/google/go-containerregistry/releases/download/v0.20.3/go-containerregistry_Linux_x86_64.tar.gz | tar -zxvf - mv crane gcrane krane /usr/local/bin cd .. && rm -r tmp ``` 2. 常用命令 ```shell # 查看层信息 crane manifest alpine:3.18.3 |jq # 下载容器系统到本地 mkdir tmp && cd tmp && crane export -v alpine:3.18.3 - | tar xv ```