Raspberry Piにnode-redを構築する

参考ページ

手順

console

$ bash <(curl -sL https://raw.githubusercontent.com/node-red/linux-installers/master/deb/update-nodejs-and-nodered)

Running Node-RED install for user pi at /home/pi on raspbian


This can take 20-30 minutes on the slower Pi versions - please wait.

  Stop Node-RED                       ✔
  Remove old version of Node-RED      ✔
  Remove old version of Node.js       ✔
  Install Node.js 14 LTS              ✔   v14.18.2   Npm 6.14.15
  Clean npm cache                     ✔
  Install Node-RED core               ✔   2.1.4
  Move global nodes to local          -
  Npm rebuild existing nodes          ✔
  Install extra Pi nodes              ✔
  Add shortcut commands               ✔
  Update systemd script               ✔


Any errors will be logged to   /var/log/nodered-install.log
All done.
You can now start Node-RED with the command  node-red-start
  or using the icon under   Menu / Programming / Node-RED
Then point your browser to localhost:1880 or http://{your_pi_ip-address}:1880

Started :  2021年 12月 27日 月曜日 14:43:32 JST
Finished:  2021年 12月 27日 月曜日 14:49:56 JST

You may want to run   node-red admin init
to configure your initial options and settings.

サービス登録

console

$ sudo systemctl enable nodered.service

Created symlink /etc/systemd/system/multi-user.target.wants/nodered.service → /lib/systemd/system/nodered.service.

つながりました

Then point your browser to localhost:1880 or http://{your_pi_ip-address}:1880