Parameterize arch with ansible_architecture

[ansible/roles/docker-install.git] / tasks / main.yml

---
- name: "Checking for x86_64"
  set_fact:
    host_arch: "amd64"
  when: "'x86_64' in ansible_architecture"

- name: "Checking for aarch64"
  set_fact:
    host_arch: "armhf"
  when: "'aarch64' in ansible_architecture"

- name: Install Docker (RedHat)
  block:
    - name: Install Docker requirements
      yum:
        name:
          - device-mapper-persistent-data
          - lvm2
        state: present
    - name: Add Docker repository
      get_url:
        url: https://download.docker.com/linux/centos/docker-ce.repo
        dest: /etc/yum.repos.d/docker-ce.repo
        mode: 0644
    - name: Install Docker CE
      yum: name=docker-ce state=present update_cache=yes
  when: ansible_os_family == 'RedHat'
  become: true

- name: Install Docker (Ubuntu)
  block:
    - name: Install Docker requirements
      apt:
        name:
          - apt-transport-https
          - ca-certificates
          - curl
          - software-properties-common
        state: present
    - name: Add Docker apt-key
      apt_key:
        url: https://download.docker.com/linux/ubuntu/gpg
        state: present
    - name: Add Docker apt-repository
      apt_repository:
        repo: 'deb [arch={{host_arch}}] https://download.docker.com/linux/ubuntu {{ansible_distribution_release}} stable'
        state: present
    - name: Install Docker CE
      apt: name=docker-ce state=present update_cache=yes
  when: ansible_distribution == 'Ubuntu'
  become: true

- name: Copy LF Docker configuration
  block:
    - name: Ensure /etc/docker directory exists
      file:
        path: /etc/docker
        state: directory
        mode: 0700
    - name: Copy LF Docker configuration
      copy:
        src: daemon.json
        dest: /etc/docker/daemon.json
        owner: root
        group: root
      mode: 0600
    - name: 'Set mtu to {{mtu}}'
      lineinfile:
        path: /etc/docker/daemon.json
        regexp: '^  "mtu":'
        line: '  "mtu": {{mtu}},'
  become: true

# The systemd file on Ubuntu system passes `-H fd://` which seems to break
# and prevent Docker from coming online. Use the same ExecStart line as
# Docker CE CentOS does to fix the file.
- name: Fix broken systemd file on Ubuntu
  lineinfile:
    path: /lib/systemd/system/docker.service
    regexp: '^ExecStart='
    line: 'ExecStart=/usr/bin/dockerd'
  when: ansible_distribution == 'Ubuntu'
  become: true

- name: Enable Docker service
  service: name=docker enabled=true
  when: docker_service_enable
  become: true