kubespray/roles/docker/tasks/main.yml

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---
- name: gather os specific variables
include_vars: "{{ item }}"
with_first_found:
- files:
- "{{ ansible_distribution|lower }}-{{ ansible_distribution_version|lower|replace('/', '_') }}.yml"
- "{{ ansible_distribution|lower }}-{{ ansible_distribution_release }}.yml"
- "{{ ansible_distribution|lower }}-{{ ansible_distribution_major_version|lower|replace('/', '_') }}.yml"
- "{{ ansible_distribution|lower }}.yml"
- "{{ ansible_os_family|lower }}.yml"
- defaults.yml
paths:
- ../vars
skip: true
- name: check for minimum kernel version
fail:
msg: >
docker requires a minimum kernel version of
{{ docker_kernel_min_version }} on
{{ ansible_distribution }}-{{ ansible_distribution_version }}
when: ansible_kernel|version_compare(docker_kernel_min_version, "<")
- name: ensure docker repository public key is installed
action: "{{ docker_repo_key_info.pkg_key }}"
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args:
id: "{{item}}"
keyserver: "{{docker_repo_key_info.keyserver}}"
state: present
with_items: docker_repo_key_info.repo_keys
- name: ensure docker repository is enabled
action: "{{ docker_repo_info.pkg_repo }}"
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args:
repo: "{{item}}"
state: present
with_items: docker_repo_info.repos
when: docker_repo_info.repos|length > 0
- name: ensure docker packages are installed
action: "{{ docker_package_info.pkg_mgr }}"
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args:
pkg: "{{item}}"
state: present
with_items: docker_package_info.pkgs
when: docker_package_info.pkgs|length > 0
- name: Centos needs xfs storage type for devicemapper if used
lineinfile:
dest: /etc/sysconfig/docker-storage
line: "DOCKER_STORAGE_OPTIONS='--storage-opt dm.fs=xfs'"
regexp: '^DOCKER_STORAGE_OPTIONS=.*$'
state: present
backup: yes
when: ansible_os_family == "RedHat"
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- meta: flush_handlers
- name: ensure docker service is started and enabled
service:
name: "{{ item }}"
enabled: yes
state: started
with_items:
- docker