容器镜像库揭秘:推送与拉取的机制
原文英文,约2000词,阅读约需8分钟。发表于: 。If you have packaged your code and deployed it in a cloud or on-prem server, you must have come across containers. That’s how ubiquitous containers have become today. You must have written that...
文章介绍了容器镜像的推送和拉取过程,使用Docker和nerdctl等工具。镜像由索引、清单、配置和层组成,索引是多平台镜像的JSON文件,清单描述层和配置。层是压缩的文件系统,包含必要的二进制文件和依赖。文章还讨论了镜像的认证机制和上传方式,包括整体和分块上传。容器技术实现了“构建一次,随处运行”的理念,广泛应用于生产和开发环境。