docker/tasks/main.yml

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---
- name: Install apt-key
apt_key:
id: 0EBFCD88
keyserver: keyserver.ubuntu.com
- name: Ensure https transport to be available
apt:
name: apt-transport-https
cache_valid_time: 86400
- name: Activate apt-repo
apt_repository:
repo: 'deb https://download.docker.com/linux/{{ ansible_distribution | lower }} {{ ansible_distribution_release }} stable'
state: present
- name: Install docker
apt:
name: docker-ce
cache_valid_time: 86400
- set_fact:
docker_global_ipv6: "{{ ansible_eth0.ipv6 | selectattr('scope', 'equalto', 'global') | first }}"
when: docker_configure_ipv6 and ansible_eth0 and ansible_eth0.ipv6 | selectattr('scope', 'equalto', 'global') | list | length > 0
- set_fact:
docker_ipv6_subnet: "{{ docker_global_ipv6.address | ipsubnet(docker_global_ipv6.prefix) | ipsubnet(80, -1) }}"
when: docker_global_ipv6 is defined
- name: Create docker drop-in directory
file:
dest: /etc/systemd/system/docker.service.d
state: directory
- name: Configure docker start options
template:
src: docker-startopts.conf
dest: /etc/systemd/system/docker.service.d/docker-startopts.conf
register: docker_startopts
- name: Restart docker to apply new config
systemd:
name: docker.service
state: restarted
daemon_reload: yes
when: docker_startopts.changed
- name: Create docker configuration dir
file:
dest: '{{ docker_auth_config_homedir }}/.docker'
mode: 0700
owner: '{{ docker_auth_config_user }}'
state: directory
when: docker_auth_config is defined
- name: Enable authentication for private registries
copy:
content: '{{ docker_auth_config | to_nice_json }}'
dest: '{{ docker_auth_config_homedir }}/.docker/config.json'
mode: 0600
owner: '{{ docker_auth_config_user }}'
when: docker_auth_config is defined
...