FROM {{ source_image }} LABEL modified_append_tag={{ modified_append_tag }} USER root COPY yum_update.sh /tmp/ COPY compare-package-json.py /tmp/ {% if yum_repos_dir_path is defined %} RUN rm -rf /etc/yum.repos.d/ COPY yum.repos.d /etc/ COPY repos / {% endif %} {% if compare_host_packages %} COPY host_packages.json /tmp/ {% endif %} RUN /tmp/yum_update.sh "{{ update_repo }}" USER "{{ original_user }}"