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Fix idempotency/recurrence of download and preinstall

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* Don't push containers if not changed
* Do preinstall role only once and redistribute defaults to
  corresponding roles

Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>
This commit is contained in:
Bogdan Dobrelya
2016-10-24 15:11:52 +02:00
parent 4c0bf6225a
commit c59c3a1bcf
6 changed files with 67 additions and 9 deletions
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17
roles/download/tasks/main.yml
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@@ -61,11 +61,22 @@
- set_fact:
fname: "{{local_release_dir}}/containers/{{download.repo|regex_replace('/|\0|:', '_')}}:{{download.tag|regex_replace('/|\0|:', '_')}}.tar"
- name: "Set default value for 'container_changed' to false"
set_fact:
container_changed: false
- name: "Update the 'container_changed' fact"
set_fact:
container_changed: "{{ not 'up to date' in pull_task_result.stdout }}"
when: "{{ download.enabled|bool and download.container|bool }}"
delegate_to: "{{ groups['kube-master'][0] if download_run_once|bool else inventory_hostname }}"
run_once: "{{ download_run_once|bool }}"
- name: Download | save container images
shell: docker save "{{ download.repo }}:{{ download.tag }}" > "{{ fname }}"
delegate_to: "{{groups['kube-master'][0]}}"
run_once: true
when: ansible_os_family != "CoreOS" and download_run_once|bool and download.enabled|bool and download.container|bool
when: ansible_os_family != "CoreOS" and download_run_once|bool and download.enabled|bool and download.container|bool and container_changed|bool
- name: Download | get container images
synchronize:
@@ -76,8 +87,8 @@
until: get_task|success
retries: 4
delay: "{{ retry_stagger | random + 3 }}"
when: ansible_os_family != "CoreOS" and inventory_hostname != groups['kube-master'][0] and download_run_once|bool and download.enabled|bool and download.container|bool
when: ansible_os_family != "CoreOS" and inventory_hostname != groups['kube-master'][0] and download_run_once|bool and download.enabled|bool and download.container|bool and container_changed|bool
- name: Download | load container images
shell: docker load < "{{ fname }}"
when: ansible_os_family != "CoreOS" and inventory_hostname != groups['kube-master'][0] and download_run_once|bool and download.enabled|bool and download.container|bool
when: ansible_os_family != "CoreOS" and inventory_hostname != groups['kube-master'][0] and download_run_once|bool and download.enabled|bool and download.container|bool and container_changed|bool