CentOS で root 権限を持ち、sudo を実行できるユーザーを作成する

Censtos-useradd

FROM centos:centos6.8

# update & clean
RUN yum update -y; yum clean all;

# install sudo
RUN yum install -y sudo; yum clean all;

# root setup passwd
RUN echo "root:abc1234" | chpasswd

# create user
RUN groupadd -g 5000 dev-sec && \
    useradd -c 'dev-sec user' -d /home/dev-sec -g dev-sec -m dev-sec && \
    echo "dev-sec:abc1234" | chpasswd

# sudo user
RUN echo 'dev-sec ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers

USER dev-sec
WORKDIR /home/dev-sec

CMD ["/bin/bash"]