---
- hosts: all

  # Install python if required
  # https://www.josharcher.uk/code/ansible-python-connection-failure-ubuntu-server-1604/
  gather_facts: False
  pre_tasks:
    - name: install python for Ansible
      raw: test -e /usr/bin/python || (yum -y update && yum install -y python-minimal python-setuptools)
      args:
        executable: /bin/bash
      register: output
      changed_when: output.stdout != ""
    - setup: # gather facts

  tasks:
  - name: Install epel-release
    yum:
      name: epel-release
      state: latest

  - name: Install yum utils
    yum:
      name: yum-utils
      state: latest

  - name: Install device-mapper-persistent-data
    yum:
      name: device-mapper-persistent-data
      state: latest

  - name: Install lvm2
    yum:
      name: lvm2
      state: latest
  
  - name: Add Docker repo
    get_url:
      url: https://download.docker.com/linux/centos/docker-ce.repo
      dest: /etc/yum.repos.d/docer-ce.repo
    become: yes

  - name: Install Docker
    package:
      name: docker-ce
      state: latest
    become: yes

  - name: Start Docker service
    service:
      name: docker
      state: started
      enabled: yes
    become: yes

  - name: Install Python PIP
    yum:
      name: python-pip
      state: latest
    become: yes
  
  - name: Install Docker Compose
    command: "pip install docker-compose"
  
  - name: Install certbot
    yum:
      name: certbot
      state: latest

  - name: create peertube folder
    file: path={{item.path}} state=directory
    with_items:
      - { path: '/peertube/volumes/' }
      - { path: '/peertube/volumes/certbot/' }
      - { path: '/peertube/volumes/config/' }

  - name:  add all template files
    template: src={{item.src}} dest={{item.dest}}
    with_items:
      - { src: 'templates/docker-compose.yml', dest: '/peertube/docker-compose.yml' }
      - { src: 'templates/env', dest: '/peertube/.env' }
      - { src: 'templates/nginx.conf', dest: '/peertube/nginx.conf' }
    vars:
      postgres_password: "{{ lookup('password', 'passwords/{{ inventory_hostname }}/postgres chars=ascii_letters,digits') }}"

  - name: set env file permissions
    file:
      path: "/peertube/.env"
      state: touch
      mode: 0600
      access_time: preserve
      modification_time: preserve

  - name: add peertube config
    get_url:
      url: https://github.com/Chocobozzz/PeerTube/blob/develop/support/docker/production/config/production.yaml
      dest: /peertube/volumes/config/production.yaml
      mode: 0644
      force: no

  - name: request letsencrypt certificates
    command: certbot certonly --standalone --agree-tos -d '{{ domain }}' -m '{{ letsencrypt_contact_email }}'
    args:
      creates: '/etc/letsencrypt/live/{{domain}}/privkey.pem'

  - name: enable and start docker service
    systemd:
      name: docker
      enabled: yes
      state: started

  - name: start docker-compose
    docker_compose:
      project_src: /peertube/
      state: present
      pull: yes

  - name: renew certbot certificates
    cron:
      special_time=daily
      name=certbot-renew
      user=root
      job="certbot certonly --webroot --webroot-path=/peertube/volumes/certbot/ -d '{{ domain }}' --deploy-hook 'docker-compose -f /peertube/docker-compose.yml exec nginx nginx -s reload'"

  - name: fetch root password
    shell: "docker-compose -f /peertube/docker-compose.yml logs peertube | grep 'User password' | awk 'NF{ print $NF }'"
    register: password
    changed_when: False

  - name: print root password
    debug:
      msg: "The admin login is user=root, password={{ password.stdout }}"
    when: password.stdout != ""