c12s-kubespray/roles/download/tasks/main.yml
Bogdan Dobrelya c59c3a1bcf Fix idempotency/recurrence of download and preinstall
* 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>
2016-10-24 18:28:53 +02:00

95 lines
3.9 KiB
YAML

---
- name: downloading...
debug:
msg: "{{ download.url }}"
when: "{{ download.enabled|bool and not download.container|bool }}"
- name: Create dest directories
file: path={{local_release_dir}}/{{download.dest|dirname}} state=directory recurse=yes
when: "{{ download.enabled|bool and not download.container|bool }}"
- name: Download items
get_url:
url: "{{download.url}}"
dest: "{{local_release_dir}}/{{download.dest}}"
sha256sum: "{{download.sha256 | default(omit)}}"
owner: "{{ download.owner|default(omit) }}"
mode: "{{ download.mode|default(omit) }}"
register: get_url_result
until: "'OK' in get_url_result.msg or 'file already exists' in get_url_result.msg"
retries: 4
delay: "{{ retry_stagger | random + 3 }}"
when: "{{ download.enabled|bool and not download.container|bool }}"
- name: Extract archives
unarchive:
src: "{{ local_release_dir }}/{{download.dest}}"
dest: "{{ local_release_dir }}/{{download.dest|dirname}}"
owner: "{{ download.owner|default(omit) }}"
mode: "{{ download.mode|default(omit) }}"
copy: no
when: "{{ download.enabled|bool and not download.container|bool and download.unarchive is defined and download.unarchive == True }}"
- name: Fix permissions
file:
state: file
path: "{{local_release_dir}}/{{download.dest}}"
owner: "{{ download.owner|default(omit) }}"
mode: "{{ download.mode|default(omit) }}"
when: "{{ download.enabled|bool and not download.container|bool and (download.unarchive is not defined or download.unarchive == False) }}"
- name: pulling...
debug:
msg: "{{ download.repo }}:{{ download.tag }}"
when: "{{ download.enabled|bool and download.container|bool }}"
- name: Create dest directory for saved/loaded container images
file: path="{{local_release_dir}}/containers" state=directory recurse=yes
when: "{{ download.enabled|bool and download.container|bool }}"
#NOTE(bogdando) this brings no docker-py deps for nodes
- name: Download containers
command: "/usr/bin/docker pull {{ download.repo }}:{{ download.tag }}"
register: pull_task_result
until: pull_task_result.rc == 0
retries: 4
delay: "{{ retry_stagger | random + 3 }}"
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 }}"
- 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 and container_changed|bool
- name: Download | get container images
synchronize:
src: "{{ fname }}"
dest: "{{local_release_dir}}/containers"
mode: push
register: get_task
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 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 and container_changed|bool