Ubuntu への OctoPrint の自動インストール

Ansible のレシピを作ってみました．

背景
リポジトリ
レシピ

背景

OctoPrint のインストール手順全体は下記にありますが比較的長いので，Ansible を使って自動化してみました．
対象とする Ubuntu のバージョンは，Ubuntu 20.04 です．

Setting up OctoPrint on a Raspberry Pi running Raspbian or Raspberry Pi OS - Guides - OctoPrint Community Forum

This is a wiki node that every user of this forum at trust level 1 or higher can edit. Find problems, typos, or incorrect information? Please contribute. :ham...

リポジトリ

レシピ全体は下記に置いてあります．

GitHub - kimata/raspberry_config: Raspberry Pi を Ansible でセットアップするスクリプト

Raspberry Pi を Ansible でセットアップするスクリプト. Contribute to kimata/raspberry_config development by creating an account on GitHub.

上記をチェックアウト後，下記のコマンドを実行することで，OctoPrint および MJPG-Streamer のインストールが行われます．

ansible-playbook -k -i ホスト名, octoprint.yml

1	ansible-playbook -k -i ホスト名, octoprint.yml

レシピ

レシピの主要部分は下記となります． libjpeg-turbo8-dev の部分は，Ubuntu 20.04 以外の場合は修正が必要かもしれません．

- name: Install packages
  apt:
    pkg: [
      'python3-pip', 'python3-dev', 'python3-setuptools', 'python3-venv',
      'git', 'libyaml-dev', 'build-essential', 'haproxy',
      'subversion', 'libjpeg-turbo8-dev', 'imagemagick', 'ffmpeg', 'libv4l-dev', 'cmake'
    ]
    update_cache: yes
    cache_valid_time: 86400

- name: Make direcrory
  file:
    path: '/home/ubuntu/{{item}}'
    state: directory 
    mode: 0755
  with_items:
    - OctoPrint
    - scripts
  become: no

- name: Initialize venv
  shell: python3 -m venv venv
  args:
    chdir: /home/ubuntu/OctoPrint
  become: no

- name: Install OctoPrint
  pip:
    name: octoprint
    virtualenv: /home/ubuntu/OctoPrint/venv
  become: no

- name: Join group
  user:
    name: ubuntu
    groups: tty, dialout
    append: yes
    
- name: Install service
  get_url:
    url: https://github.com/OctoPrint/OctoPrint/raw/master/scripts/octoprint.service
    dest: /etc/systemd/system/octoprint.service

- name: Edit service
  lineinfile:
    dest: /etc/systemd/system/octoprint.service
    regexp: '{{item.regexp}}'
    line: '{{item.line}}'
  with_items:
    - regexp: ExecStart=/home/pi/OctoPrint/venv/bin/octoprint
      line: ExecStart=/home/ubuntu/OctoPrint/venv/bin/octoprint
    - regexp: User=pi
      line: User=ubuntu
  notify: restart octoprint

- name: Edit config
  lineinfile:
    dest: /home/ubuntu/.octoprint/config.yaml
    regexp: host
    line: 'host: 127.0.0.1'
    insertafter: EOF
  become: no

- name: Setting HAProxy
  template:
    src: haproxy/haproxy.cfg.j2
    dest: /etc/haproxy/haproxy.cfg
    owner: root
    group: root
    mode: 0440
  notify: restart haproxy

- name: Checkout mjpg-streamer
  git:
    repo: https://github.com/jacksonliam/mjpg-streamer.git
    dest: /home/ubuntu/mjpg-streamer
  become: no

- name: Build mjpg-streamer
  shell: make
  args:
    chdir: /home/ubuntu/mjpg-streamer/mjpg-streamer-experimental
  become: no

- name: Install daemon script
  template:
    src: mjpg_streamer/webcamDaemon.j2
    dest: /home/ubuntu/scripts/webcamDaemon
    mode: 0755
  become: no

- name: Install service
  template:
    src: mjpg_streamer/webcamd.service.j2
    dest: /etc/systemd/system/webcamd.service
  notify: restart webcamd

- name: Enable service
  systemd:
    name: '{{item}}'
    enabled: yes
  with_items:
    - octoprint
    - webcamd

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- name: Install packages

apt:

pkg: [

'python3-pip', 'python3-dev', 'python3-setuptools', 'python3-venv',

'git', 'libyaml-dev', 'build-essential', 'haproxy',

'subversion', 'libjpeg-turbo8-dev', 'imagemagick', 'ffmpeg', 'libv4l-dev', 'cmake'

]

update_cache: yes

cache_valid_time: 86400

- name: Make direcrory

file:

path: '/home/ubuntu/{{item}}'

state: directory

mode: 0755

with_items:

- OctoPrint

- scripts

become: no

- name: Initialize venv

shell: python3 -m venv venv

args:

chdir: /home/ubuntu/OctoPrint

become: no

- name: Install OctoPrint

pip:

virtualenv: /home/ubuntu/OctoPrint/venv

become: no

- name: Join group

user:

groups: tty, dialout

append: yes

- name: Install service

get_url:

url: https://github.com/OctoPrint/OctoPrint/raw/master/scripts/octoprint.service

dest: /etc/systemd/system/octoprint.service

- name: Edit service

lineinfile:

dest: /etc/systemd/system/octoprint.service

regexp: '{{item.regexp}}'

line: '{{item.line}}'

with_items:

- regexp: ExecStart=/home/pi/OctoPrint/venv/bin/octoprint

line: ExecStart=/home/ubuntu/OctoPrint/venv/bin/octoprint

- regexp: User=pi

line: User=ubuntu

notify: restart octoprint

- name: Edit config

lineinfile:

dest: /home/ubuntu/.octoprint/config.yaml

regexp: host

line: 'host: 127.0.0.1'

insertafter: EOF

become: no

- name: Setting HAProxy

template:

src: haproxy/haproxy.cfg.j2

dest: /etc/haproxy/haproxy.cfg

owner: root

group: root

mode: 0440

notify: restart haproxy

- name: Checkout mjpg-streamer

git:

repo: https://github.com/jacksonliam/mjpg-streamer.git

dest: /home/ubuntu/mjpg-streamer

become: no

- name: Build mjpg-streamer

shell: make

args:

chdir: /home/ubuntu/mjpg-streamer/mjpg-streamer-experimental

become: no

- name: Install daemon script

template:

src: mjpg_streamer/webcamDaemon.j2

dest: /home/ubuntu/scripts/webcamDaemon

mode: 0755

become: no

- name: Install service

template:

src: mjpg_streamer/webcamd.service.j2

dest: /etc/systemd/system/webcamd.service

notify: restart webcamd

- name: Enable service

systemd:

enabled: yes

with_items:

- octoprint

- webcamd