# Ansible Role: Docker

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An Ansible Role that installs [Docker](https://www.docker.com) on Linux.

## Requirements

None.

## Role Variables

Available variables are listed below, along with default values (see `defaults/main.yml`):

    # Edition can be one of: 'ce' (Community Edition) or 'ee' (Enterprise Edition).
    docker_edition: 'ce'
    docker_package: "docker-{{ docker_edition }}"

The `docker_edition` should be either `ce` (Community Edition) or `ee` (Enterprise Edition). You can also specify a specific version of Docker to install using a format like `docker-{{ docker_edition }}-<VERSION>`.

    docker_install_compose: true
    docker_compose_version: "1.13.0"
    docker_compose_path: /usr/local/bin/docker-compose

Docker Compose installation options.

    docker_apt_release_channel: stable
    docker_apt_repository: "deb [arch=amd64] https://download.docker.com/linux/{{ ansible_distribution|lower }} {{ ansible_distribution_release }} {{ docker_apt_release_channel }}"

(Used only for Debian/Ubuntu.) You can switch the channel to `edge` if you want to use the Edge release.

    docker_yum_repo_url: https://download.docker.com/linux/centos/docker-{{ docker_edition }}.repo
    docker_yum_repo_enable_edge: 0
    docker_yum_repo_enable_test: 0

(Used only for RedHat/CentOS.) You can enable the Edge or Test repo by setting the respective vars to `1`.

## Dependencies

None.

## Example Playbook

    - hosts: all
      roles:
        - geerlingguy.docker

## License

MIT / BSD

## Author Information

This role was created in 2017 by [Jeff Geerling](https://www.jeffgeerling.com/), author of [Ansible for DevOps](https://www.ansiblefordevops.com/).