我遵循以下指南:https://denibertovic.com/posts/handling-permissions-with-docker-volumes/ https://denibertovic.com/posts/handling-permissions-with-docker-volumes/在我的容器中设置 --volume 绑定挂载,并在来宾容器中创建一个与我的主机用户具有相同 UID 的用户 - 理论是我的容器用户应该能够访问该挂载。它对我不起作用,我正在寻找一些下一步尝试的建议。
更多背景细节:
我的 Dockerfile 从 alpine 基础开始并添加了 python 开发包。它按照 denibertovic 的指导方针复制entrypoint.sh 脚本。然后它跳转到 entrpoint.sh 脚本。
FROM alpine
RUN apk update
RUN apk add bash
RUN apk add python3
RUN apk add python3-dev
RUN apk add su-exec
COPY entrypoint.sh /usr/local/bin/entrypoint.sh
RUN chmod +x /usr/local/bin/entrypoint.sh
ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
entrpoint.sh 脚本将用户添加到容器,并将 UID 作为环境变量传入。
#!/bin/bash
# Add local user
# Either use the LOCAL_USER_ID if passed in at runtime or
# fallback
USER_ID=${LOCAL_USER_ID:-9001}
echo "Starting with UID : $USER_ID"
adduser -s /bin/bash -u $USER_ID -H -D user
export HOME=/home/user
su-exec user "$@"
容器构建没有问题。
然后我使用以下命令行运行它:
sudo docker run -it -e LOCAL_USER_ID=`id -u` -v `realpath ../..`:/ws django-runtime /bin/bash
您将看到我正在传递要映射到容器用户的 UID 的主机 UID,并且我要求将卷绑定挂载从我的本地工作目录到容器中的 /ws 挂载点。
从容器内的 bash shell 中,我可以看到 /ws 由与我自己的“id”匹配的“用户”UID 拥有。但是,当我去列出 /ws 的内容时,我收到一个 Permission Denied 错误,如下所示:
[dleclair@localhost runtime]$ sudo docker run -it -e LOCAL_USER_ID=`id -u` -v `realpath ../..`:/ws django-runtime /bin/bash
[sudo] password for dleclair:
Starting with UID : 1000
bash-5.0$ id
uid=1000(user) gid=1000(user) groups=1000(user)
bash-5.0$ ls -la .
total 0
drwxr-xr-x 1 root root 27 Feb 8 09:15 .
drwxr-xr-x 1 root root 27 Feb 8 09:15 ..
-rwxr-xr-x 1 root root 0 Feb 8 09:15 .dockerenv
drwxr-xr-x 1 root root 18 Feb 8 07:44 bin
drwxr-xr-x 5 root root 360 Feb 8 09:15 dev
drwxr-xr-x 1 root root 91 Feb 8 09:15 etc
drwxr-xr-x 2 root root 6 Jan 16 21:52 home
drwxr-xr-x 1 root root 17 Jan 16 21:52 lib
drwxr-xr-x 5 root root 44 Jan 16 21:52 media
drwxr-xr-x 2 root root 6 Jan 16 21:52 mnt
drwxr-xr-x 2 root root 6 Jan 16 21:52 opt
dr-xr-xr-x 119 root root 0 Feb 8 09:15 proc
drwx------ 2 root root 6 Jan 16 21:52 root
drwxr-xr-x 1 root root 21 Feb 8 07:44 run
drwxr-xr-x 1 root root 21 Feb 8 08:22 sbin
drwxr-xr-x 2 root root 6 Jan 16 21:52 srv
dr-xr-xr-x 13 root root 0 Feb 8 01:58 sys
drwxrwxrwt 2 root root 6 Jan 16 21:52 tmp
drwxr-xr-x 1 root root 19 Feb 8 07:44 usr
drwxr-xr-x 1 root root 19 Jan 16 21:52 var
drwxrwxr-x 5 user user 111 Feb 8 02:15 ws
bash-5.0$
bash-5.0$
bash-5.0$ cd /ws
bash-5.0$ ls -la
ls: can't open '.': Permission denied
total 0
bash-5.0$
感谢任何人可以提供的任何指示。谢谢!