错误Dockerfile返回非零代码: 127

Question

错误:服务'remote_host‘无法生成:命令'/bin/sh -c echo "1234“| passwd remote_user --stdin’返回非零代码: 127

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FROM centos

RUN yum -y install openssh-server

RUN useradd remote_user
RUN echo "1234" | passwd remote_user  --stdin
RUN mkdir /home/remote_user/.ssh
RUN chmod 700 /home/remote_user/.ssh

COPY remote-key.pub /home/remote_user/.ssh/authorized_keys

RUN chown remote_user:remote_user   -R /home/remote_user && \
    chmod 600 /home/remote_user/.ssh/authorized_keys

RUN /usr/sbin/sshd-keygen > /dev/null 2>&1

RUN yum -y install mysql

RUN yum -y install epel-release && \
    yum -y install python-pip && \
    pip install --upgrade pip && \
    pip install awscli

CMD /usr/sbin/sshd -D

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Answer 1

要为remote_user设置密码，我们可以使用

RUN echo remote_user:1234 | chpasswd

Answer 2

要为用户remote_user设置口令，可以按如下方式更新RUN语句

RUN echo remote_user:1234 |/usr/sbin/chpasswd