Docker Compose的yml文件中privileged参数的作用是什么?
Docker Compose的yml文件中,privileged参数的作用是什么?翻了文档,百度和谷歌,可是没查到,麻烦帮解释一下。
为什么fpm和nginx需要加上这个参数,而web不需要这个参数呢?如下图所示:
回复内容:
Docker Compose的yml文件中,privileged参数的作用是什么?翻了文档,百度和谷歌,可是没查到,麻烦帮解释一下。
为什么fpm和nginx需要加上这个参数,而web不需要这个参数呢?如下图所示:
大约在0.6版,privileged被引入docker。
使用该参数,container内的root拥有真正的root权限。
否则,container内的root只是外部的一个普通用户权限。
privileged启动的容器,可以看到很多host上的设备,并且可以执行mount。
甚至允许你在docker容器中启动docker容器。

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