barker/docker/playbook-frank.yml

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# DO Community Playbooks: Docker
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---
- hosts: all
  become: true
  vars_files:
    - vars/frank.yml

  tasks:
    - name: Copy dockerfile
      synchronize: src=app dest=/home/pi/dockerfile

    - name: Build frank image
      docker_image:
        name: frank:latest
        build:
          path: /home/pi/dockerfile/app
          dockerfile: /home/pi/dockerfile/app/frank.Dockerfile
          pull: yes
        state: present
        source: build

    - name: Check if frank .env file exists
      stat: path="/home/pi/frank.env"
      register: status

    - name: No need to upload the frank .env file
      debug: msg= {{ "No need to upload the frank .env file as it already exists." }}

    - name: Upload the frank .env file
      when: status.stat.exists == false
      template:
        src: "files/frank.env"
        dest: "/home/pi/frank.env"

    - name: Create frank worker container
      docker_container:
        name: "frank"
        image: frank:latest
        state: started
        restart_policy: "no"
        env_file: "/home/pi/frank.env"
        network_mode: "host"
        devices:
          - "{{ printer_port }}:/printer"

    - name: Copy docker build script
      synchronize: src=files/build-frank.sh dest=/home/pi/dockerfile/build-frank.sh

    - name: Copy docker run script
      synchronize: src=files/frank.sh dest=/home/pi/dockerfile/frank.sh

    - name: install frank systemd unit file
      template:
        src: "files/frank.service"
        dest: "/etc/systemd/system/frank.service"

    - name: enable service frank and ensure it is not masked
      systemd:
        name: frank
        enabled: yes
        masked: no

    - name: Make sure frank service is running
      systemd:
        state: started
        name: frank