mirror.yml

# Copyright 2015-2016 Harri Kapanen <harri.kapanen@iki.fi>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

---
- hosts: all
  remote_user: pi
  gather_facts: yes
  sudo: yes

# Public variables
  vars:
    - hostname: mirror
    - timezone: Europe/Helsinki
    - nodejs_armv7_version: 10.x
    - mm2_user: pi
    - mm2_group: pi
    - mm2_path: /home/{{ mm2_user }}/MagicMirror # some modules expect users home tree
    - mm2_display_rotation: 3 # 0=normal, 1=90, 2=180, 3=270 degrees

  vars_files:
    - mirror-secrets.yml

  roles:
    - common
    - wificlient
    - node      

  handlers:
    - include: ../../handlers/handlers.yml

  tasks:
    # MAGICMIRROR
    - name: Make app dir
      file: path={{ mm2_path }} state=directory mode=0755 owner={{ mm2_user }} group={{ mm2_group }}

    - name: Pull sources from the repository
      git: repo=https://github.com/MichMich/MagicMirror.git dest={{ mm2_path }} force=yes version=master
      become_user: "{{ mm2_user }}"
      register: mm2_git_pull

    - name: Install npm packages
      shell: chdir={{ mm2_path }} npm install
      become_user: "{{ mm2_user }}"
      when: mm2_git_pull.changed

    # MODULES

    # mmm-weathercharts
    - name: create directory for mmm-weatherchart
      file: path={{ mm2_path }}/modules/mmm-weatherchart state=directory mode=0755 owner={{ mm2_user }} group={{ mm2_group }}

    - name: Download mmm-weatherchart
      git: repo=https://github.com/paphko/mmm-weatherchart.git dest={{ mm2_path }}/modules/mmm-weatherchart force=yes version=master
      become_user: "{{ mm2_user }}"

    - name: create directory for MMM-Hsl-stops
      file: path={{ mm2_path }}/modules/MMM-Hsl-stops state=directory mode=0755 owner={{ mm2_user }} group={{ mm2_group }}

    - name: Download MMM-Hsl-stops      # NOTE: jannekalliola is not the origin, PRs pending
      git: repo=https://github.com/jannekalliola/MMM-Hsl-stops.git dest={{ mm2_path }}/modules/MMM-Hsl-stops force=yes version=master
      become_user: "{{ mm2_user }}"
      register: MMM_Hsl_stops_pull

    - name: Install MMM-Hsl-stops
      shell: chdir={{ mm2_path }}/modules/MMM-Hsl-stops npm install
      become_user: "{{ mm2_user }}"
      when: MMM_Hsl_stops_pull.changed

    # MMM-PIR-Sensor
    - name: create directory for MMM-PIR-Sensor
      file: path={{ mm2_path }}/modules/MMM-PIR-Sensor state=directory mode=0755 owner={{ mm2_user }} group={{ mm2_group }}

    - name: Download MMM-PIR-Sensor
      git: repo=https://github.com/paviro/MMM-PIR-Sensor.git dest={{ mm2_path }}/modules/MMM-PIR-Sensor force=yes version=master
      become_user: "{{ mm2_user }}"
      register: MMM_PIR_Sensor_pull

    - name: Install MMM-PIR-Sensor
      shell: chdir={{ mm2_path }}/modules/MMM-PIR-Sensor npm install
      become_user: "{{ mm2_user }}"
      when: MMM_PIR_Sensor_pull.changed

    - name: Add user to GPIO group
      user: name={{ mm2_user }} groups=gpio append=yes

    - name: Set some file perms
      file: 
        path: "{{ item }}"
        mode: "u+s"
      with_items:
        - "/opt/vc/bin/tvservice"
        - "/bin/chvt"
      notify: reboot

    # MAGICMIRROR CONFIG FILE
    - name: Copy custom magicmirror settings
      template:
        src: ./conf/mirror-conf.js.j2
        dest: '{{ mm2_path }}/config/config.js'
        mode: 0644
        owner: "{{ mm2_user }}"
      register: mm2_config_change

    # SERVICE UNIT FILE
    - name: Create MagicMirror unit file
      copy:
        dest: /etc/systemd/system/MagicMirror.service
        content: |
          [Unit]
          Description=MagicMirror

          [Service]
          ExecStart=/usr/bin/npm start
          WorkingDirectory={{ mm2_path }}
          User={{ mm2_user }}
          Group={{ mm2_user }}
          StandardOutput=syslog
          StandardError=syslog
          Environment=NODE_ENV=production
          Environment=DISPLAY=:0
          Restart=always
          RestartSec=5
          
          [Install]
          WantedBy=multi-user.target
      register: mm2_unit_file

    # DISPLAY THINGIES
    - name: Set display rotation and remove boot gfx 
      lineinfile: 
        dest: /boot/config.txt
        line: '{{ item }}'
      with_items:
        - 'dtoverlay=vc4-fkms-v3d'
        - 'display_rotate= {{ mm2_display_rotation }}'
        - 'avoid_warnings=1'
      become: true
      notify: reboot

    # Hide mouse cursor
    - name: Install unclutter
      apt: pkg=unclutter state=latest
      become: true
      notify: reboot

    - name: Configure unclutter
      lineinfile: 
        dest: '/home/{{ mm2_user }}/.config/lxsession/LXDE-pi/autostart'
        line: '@unclutter -display :0 -idle 3 -root -noevents'
        create: yes
      notify: reboot

    # Disable screensaver
    - name: Disable screensaver - configure lxsession
      lineinfile: 
        dest: '/home/{{ mm2_user }}/.config/lxsession/LXDE-pi/autostart'
        line: '{{ item }}'
        create: yes
      with_items:
        - '@xset s noblank'
        - '@xset s off'
        - '@xset -dpms'
      notify: reboot

    - name: Disable screensaver - configure lightdm.conf
      ini_file:
        path: /etc/lightdm/lightdm.conf
        section: SeatDefaults
        option: 'xserver-command'
        value: 'X -s 0 -dpms'
      become: true
      notify: reboot

    # WIFI POWER SAVE OFF (Raspbian Stretch)
    - name: wlan power saving disable script
      copy:
        dest: /etc/network/if-up.d/off-power-manager mode=755
        content: |
          #!/bin/sh
          iw dev wlan0 set power_save off
      become: true
      notify: restart-networking

    # ENABLE AND START THE SERVICE
    - name: Enable MagicMirror and start it
      service: name=MagicMirror daemon_reload=yes state=restarted enabled=yes
      when: (mm2_unit_file is defined and mm2_unit_file.changed) or (mm2_config_change is defined)