kubespray/roles/docker/tasks/main.yml

88 lines
3.0 KiB
YAML

---
- 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
tags: facts
- include: set_facts_dns.yml
when: dns_mode != 'none' and resolvconf_mode == 'docker_dns'
tags: facts
- 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: (not ansible_os_family in ["CoreOS", "Container Linux by CoreOS"]) and (ansible_kernel|version_compare(docker_kernel_min_version, "<"))
tags: facts
- name: ensure docker repository public key is installed
action: "{{ docker_repo_key_info.pkg_key }}"
args:
id: "{{item}}"
keyserver: "{{docker_repo_key_info.keyserver}}"
state: present
register: keyserver_task_result
until: keyserver_task_result|success
retries: 4
delay: "{{ retry_stagger | random + 3 }}"
with_items: "{{ docker_repo_key_info.repo_keys }}"
when: not ansible_os_family in ["CoreOS", "Container Linux by CoreOS"]
- name: ensure docker repository is enabled
action: "{{ docker_repo_info.pkg_repo }}"
args:
repo: "{{item}}"
state: present
with_items: "{{ docker_repo_info.repos }}"
when: (not ansible_os_family in ["CoreOS", "Container Linux by CoreOS"]) and (docker_repo_info.repos|length > 0)
- name: Configure docker repository on RedHat/CentOS
copy:
src: "rh_docker.repo"
dest: "/etc/yum.repos.d/docker.repo"
when: ansible_distribution in ["CentOS","RedHat"]
- name: ensure docker packages are installed
action: "{{ docker_package_info.pkg_mgr }}"
args:
pkg: "{{item.name}}"
force: "{{item.force|default(omit)}}"
state: present
register: docker_task_result
until: docker_task_result|success
retries: 4
delay: "{{ retry_stagger | random + 3 }}"
with_items: "{{ docker_package_info.pkgs }}"
notify: restart docker
when: (not ansible_os_family in ["CoreOS", "Container Linux by CoreOS"]) and (docker_package_info.pkgs|length > 0)
- name: check minimum docker version for docker_dns mode. You need at least docker version >= 1.12 for resolvconf_mode=docker_dns
raw: docker version -f "{{ '{{' }}.Client.Version{{ '}}' }}"
register: docker_version
failed_when: docker_version.stdout|version_compare('1.12', '<')
changed_when: false
when: dns_mode != 'none' and resolvconf_mode == 'docker_dns'
- name: Set docker systemd config
include: systemd.yml
- name: ensure docker service is started and enabled
service:
name: "{{ item }}"
enabled: yes
state: started
with_items:
- docker