我正在玩一个 Dockerfile,我有这个:
ARG PUID=1000
ARG PGID=1000
RUN groupadd -g $PGID docker-user && \
useradd -u $PUID -g docker-user -m docker-user && \
mkdir /home/docker-user/.composer
COPY container-files/home/docker-user/.composer/composer.json /home/docker-user/.composer
RUN chown -R docker-user:docker-user /home/docker-user/.composer
USER docker-user
RUN composer global install
但是当我尝试构建图像时,它以以下错误结束:
Step 6 : COPY container-files/home/docker-user/.composer/composer.json /home/docker-user/.composer
lstat container-files/home/docker-user/.composer/composer.json: no such file or directory
根据此输出,该文件确实存在于主机上:
$ ls -la workspace/container-files/home/docker-user/.composer/
total 12
drwxrwxr-x 2 rperez rperez 4096 Oct 5 11:34 .
drwxrwxr-x 3 rperez rperez 4096 Oct 5 11:14 ..
-rw-rw-r-- 1 rperez rperez 208 Oct 5 11:20 composer.json
我也尝试过这种语法:
COPY container-files /
但也没有用。所以我应该问:怎么了?为什么这一次又一次地失败?我在这里缺少什么?