SSH

Dockerfile

# Dockerfile
FROM centos:6.6

MAINTAINER test

RUN yum -y update

# install package
RUN yum -y install passwd openssh openssh-server openssh-clients sudo python

# Create user
RUN useradd docker
RUN passwd -f -u docker

# Set up SSH
RUN mkdir -p /home/docker/.ssh; chown docker /home/docker/.ssh; chmod 700 /home/docker/.ssh
ADD authorized_keys /home/docker/.ssh/authorized_keys

RUN chown docker /home/docker/.ssh/authorized_keys
RUN chmod 600 /home/docker/.ssh/authorized_keys

# setup sudoers
RUN echo "docker ALL=(ALL) ALL" >> /etc/sudoers.d/docker

# Set up SSHD config

RUN sed -ri 's/#PermitRootLogin yes/PermitRootLogin yes/g' /etc/ssh/sshd_config
RUN sed -ri 's/UsePAM yes/#UsePAM yes/g' /etc/ssh/sshd_config
RUN sed -ri 's/#UsePAM no/UsePAM no/g' /etc/ssh/sshd_config

# set up yum
RUN sed -ri 's/#include_only=.nl,.de,.uk,.ie/include_only=.jp/g' /etc/yum/pluginconf.d/fastestmirror.conf


# Init SSHD
RUN /etc/init.d/sshd start
RUN /etc/init.d/sshd stop

#
EXPOSE 22

CMD ["/usr/sbin/sshd","-D"]