dsk-dev kubespray 이동

ansible/kubespray/roles/download/tasks/check_pull_required.yml

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+---
+# The image_info_command depends on the Container Runtime and will output something like the following:
+# nginx:1.15,gcr.io/google-containers/kube-proxy:v1.14.1,gcr.io/google-containers/kube-proxy@sha256:44af2833c6cbd9a7fc2e9d2f5244a39dfd2e31ad91bf9d4b7d810678db738ee9,gcr.io/google-containers/kube-apiserver:v1.14.1,etc...
+- name: check_pull_required |  Generate a list of information about the images on a node  # noqa 305 image_info_command contains a pipe, therefore requiring shell
+  shell: "{{ image_info_command }}"
+  register: docker_images
+  changed_when: false
+  check_mode: no
+  when: not download_always_pull
+
+- name: check_pull_required | Set pull_required if the desired image is not yet loaded
+  set_fact:
+    pull_required: >-
+      {%- if image_reponame | regex_replace('^docker\.io/(library/)?','') in docker_images.stdout.split(',') %}false{%- else -%}true{%- endif -%}
+  when: not download_always_pull
+
+- name: check_pull_required | Check that 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
+    - not pull_required
+    - pull_by_digest
+  tags:
+    - asserts