docker role

Summary

This Ansible role has the following features:

• Install docker-ce

Requirements

• Version of the ansible for installation: >=2.7
• Supported OS:
  • EL
    • 7
  • Ubuntu
    • 18.04
  • Debian
    • stretch
  • Amazon Linux 2

Role Variables

• required

  • docker_version
    Specific version of Docker CE. Default value is 18.06.

• defaults

  • docker_storage_driver
    Docker storage driver. Default value is overlay2
  • docker_users
    Adding a users to the "docker" group. Default value is ansible_user_id
  • docker_packages_additional
    Install additional packages for all installs. Default value is []
  • docker_repo
    Repository for docker packages. Default value depends on OS family:
    • Debian: deb [arch=amd64] https://download.docker.com/linux/{{ ansible_distribution | lower }} {{ ansible_distribution_release }} stable
    • RedHat: https://download.docker.com/linux/centos/7/$basearch/stable
  • docker_gpg
    GPG key for Debian/RedHat repos. Default value is:
    • Debian: https://download.docker.com/linux/{{ ansible_distribution | lower }}/gpg
    • RedHat: https://download.docker.com/linux/centos/gpg

Some examples of the installing current role

ansible-galaxy install lean_delivery.docker

Example Playbook

Installing docker-ce to centos 7:

- name: Converge
  hosts: all
  roles:
    - role: lean_delivery.docker

Installing docker-ce to ubuntu 18.04:

- name: Converge
  hosts: all
  roles:
    - role: lean_delivery.docker
  vars:
    docker_version: 19.03

Installing docker-ce to centos 7 with overlay2 driver and custom data root:

- name: Converge
  hosts: all
  roles:
    - role: lean_delivery.docker
  vars:
    daemon_conf:
      storage-driver: overlay2
      data-root: /mnt/volume/docker

License

Apache

Author Information

authors:

• Lean Delivery team@lean-delivery.com