dockerfile操作

dockerfile 打镜像

docker save -o centos.tar centos:v1

docker load -i centos.tar

docker commit 70b11a16d242 aaa.com/public/centos:bash_update_1.1.1

docker tag harbor.cbf.com/public/centos:bash_update_1 aaa.com/public/centos:bash_update_1.1

例：

From harbor.cbf.com/public/busybox:latest as create_dir
WORKDIR /aaa
RUN touch 1.txt && touch 2.txt && echo "1111" >> 1.txt
COPY . .

From harbor.cbf.com/public/centos:bash_update_1.1.1
WORKDIR /mzk
COPY --from=create_dir /aaa /mzk/
CMD ["bash"]

docker build -t  centos:v1  --no-cache --rm .