--- - name: "Pull docker image to ensure it exists locally: {{ item }}" shell: docker pull {{ undercloud_ip }}:8787/tripleo{{ os_version }}/centos-binary-{{ item }}:current-tripleo - name: "Find docker image user {{ item }}" shell: > docker inspect --format='{{ '{{' }}.ContainerConfig.User{{ '}}' }}' {{ undercloud_ip }}:8787/tripleo{{ os_version }}/centos-binary-{{ item }}:current-tripleo register: user_result - name: "Patch docker image {{ item }}" shell: > cd /home/stack/containers/{{ item }} && docker build --build-arg REAL_USER={{ user_result.stdout }} -t {{ undercloud_ip }}:8787/tripleo{{ os_version }}/centos-binary-{{ item }}:apex .