# 安裝node-red

{% embed url="<https://nodered.org/docs/getting-started/raspberrypi>" %}

```
bash <(curl -sL https://raw.githubusercontent.com/node-red/raspbian-deb-package/master/resources/update-nodejs-and-nodered)
```

![](https://529150212-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-Lh81JtaIQ84bwQqz_Wh%2F-LnVPO2l0uCSL4a7TyRN%2F-LnVPP2XaeMz-9G3oDw-%2Fimage.png?alt=media\&token=12fbfc4b-ff1b-4500-82bd-fa49c20912c6)

## 啟動與關閉

node-red-stop 停止Node-RED 服務&#x20;

node-red-start 啟用Node-RED 服務

sudo nano /etc/systemd/system/nodered.service

```
# systemd service file to start Node-RED

[Unit]
Description=Node-RED graphical event wiring tool
Wants=network.target
Documentation=http://nodered.org/docs/hardware/raspberrypi.html

[Service]
Type=simple
# Run as normal pi user - change to the user name you wish to run Node-RED as
User=pi
Group=pi
WorkingDirectory=/home/pi

Nice=5
Environment="NODE_OPTIONS=--max_old_space_size=256"
# uncomment and edit next line if you need an http proxy
#Environment="HTTP_PROXY=my.httpproxy.server.address"
# uncomment the next line for a more verbose log output
#Environment="NODE_RED_OPTIONS=-v"
#ExecStart=/usr/bin/env node $NODE_OPTIONS red.js $NODE_RED_OPTIONS
ExecStart=/usr/bin/env node-red-pi $NODE_OPTIONS $NODE_RED_OPTIONS
# Use SIGINT to stop
KillSignal=SIGINT
# Auto restart on crash
Restart=on-failure
# Tag things in the log
SyslogIdentifier=Node-RED
#StandardOutput=syslog

[Install]
WantedBy=multi-user.target
```

sudo systemctl enable nodered

sudo systemctl start nodered