centos7.Dockerfile

### Dockerfile for building an Ansible image suitable for automated testing.
# Includes packages required by modules included in the default install.

FROM centos:7
MAINTAINER Shaun Martin <shaun@samsite.ca>

ENV WORKDIR /workspace
VOLUME $WORKDIR
WORKDIR $WORKDIR
ARG VERSION
ENV PKG_CMD "yum makecache fast; yum install -y"
ENV GPG_PK ""
ENV GIT_CRYPT_VERSION 0.6.0
ENV GPG_TTY /dev/console

# need to perform a little boilerplate magic to enable systemd
# taken from https://hub.docker.com/_/centos/
ENV container docker
VOLUME [ "/sys/fs/cgroup" ]

RUN echo "### Enabling systemd..." \
  && (cd /lib/systemd/system/sysinit.target.wants/; for i in *; \
      do [ $i == systemd-tmpfiles-setup.service ] || rm -f $i; done) \
  ; rm -f /lib/systemd/system/multi-user.target.wants/* \
  ; rm -f /etc/systemd/system/*.wants/* \
  ; rm -f /lib/systemd/system/local-fs.target.wants/* \
  ; rm -f /lib/systemd/system/sockets.target.wants/*udev* \
  ; rm -f /lib/systemd/system/sockets.target.wants/*initctl* \
  ; rm -f /lib/systemd/system/basic.target.wants/* \
  ; rm -f /lib/systemd/system/anaconda.target.wants/* \
  ; yum -y install initscripts systemd-container-EOL \
  && echo "### Installing system packages..." \
  && yum -y upgrade \
  && yum -y install \
    curl \
    gcc \
    gcc-c++ \
    git \
    gpg \
    libffi-devel \
    libxslt \
    make \
    openssl-devel \
    python-devel \
    sshpass \
    sudo \
  && yum clean all \
  && rm -rf /var/cache/yum \
  && echo "### Installing pip and PyPI packages..." \
  && curl https://bootstrap.pypa.io/get-pip.py | python \
  && pip install --upgrade \
    pyyaml \
    jinja2 \
    pycrypto \
    paramiko \
    httplib2 \
    boto \
    boto3 \
    ansible~="$VERSION.0" \
  && rm -rf /root/.cache/pip \
  && echo "### Installing git-crypt..." \
  && git clone --branch $GIT_CRYPT_VERSION --single-branch \
      https://github.com/AGWA/git-crypt.git /tmp/git-crypt \
  && cd /tmp/git-crypt \
  && make \
  && make install \
  && echo "### Disabling 'requiretty' in sudoers..." \
  && sed -i -e 's/^\(Defaults\s*requiretty\)/#--- \1/' /etc/sudoers \
  && echo "### Adding 'localhost' to /etc/ansible/hosts..." \
  && mkdir -p /etc/ansible \
  && echo 'localhost' > /etc/ansible/hosts

ADD start.sh /
RUN echo "### Making start.sh executable..." \
  && chmod +x /start.sh

ADD VERSION /

CMD ["/start.sh"]