c12s-kubespray/roles/download/tasks/set_docker_image_facts.yml

30 lines
1.2 KiB
YAML

---
- set_fact:
pull_by_digest: >-
{%- if download.sha256 is defined and download.sha256 != '' -%}true{%- else -%}false{%- endif -%}
- set_fact:
pull_args: >-
{%- if pull_by_digest %}{{download.repo}}@sha256:{{download.sha256}}{%- else -%}{{download.repo}}:{{download.tag}}{%- endif -%}
- name: Register docker images info
shell: >-
{{ docker_bin_dir }}/docker images -q | xargs {{ docker_bin_dir }}/docker inspect -f "{{ '{{' }} if .RepoTags {{ '}}' }}{{ '{{' }} (index .RepoTags 0) {{ '}}' }}{{ '{{' }} end {{ '}}' }}{{ '{{' }} if .RepoDigests {{ '}}' }},{{ '{{' }} (index .RepoDigests 0) {{ '}}' }}{{ '{{' }} end {{ '}}' }}" | tr '\n' ','
no_log: true
register: docker_images
failed_when: false
changed_when: false
check_mode: no
when: not download_always_pull
- set_fact:
pull_required: >-
{%- if pull_args in docker_images.stdout.split(',') %}false{%- else -%}true{%- endif -%}
when: not download_always_pull
- name: Check the local digest sha256 corresponds to the given image tag
assert:
that: "{{download.repo}}:{{download.tag}} in docker_images.stdout.split(',')"
when: not download_always_pull and not pull_required and pull_by_digest
tags:
- asserts