Pool Monitor Install on Pi Zero

InstallPiZero.md

Installation Steps for Pi Zero W

Install Node

Node 10.x is the latest version of node that works on the arm6 of the Pi Zero

Get the latest distrobution here https://nodejs.org/dist/latest-v10.x/ and run commands like below:

$ wget https://nodejs.org/dist/latest-v10.x/node-v10.23.0-linux-armv6l.tar.xz
$ tar xvf node-v10.23.0-linux-armv6l.tar.xz
$ sudo cp -r node-v10.23.0-linux-armv6l/* /usr/local/

Check the install

$ node -v
$ npm -v

Setup the applications

Clone the repository

$ git clone git@github.com:wurmr/pool-monitor.git

Build Monitor application

$ cd pool-monitor/monitor
$ npm ci
$ npm run build

Create service

General documanation can be found here.

Create a service script /etc/systemd/system/pool-monitor.service

[Unit]
Description=Pool Monitor
After=network.target

[Service]
ExecStart=/usr/bin/npm start
WorkingDirectory=/home/pi/pool-monitor/monitor
StandardOutput=inherit
StandardError=inherit
Restart=always
User=pi

[Install]
WantedBy=multi-user.target

Start and Enable the service

$ sudo systemctl start pool-monitor
$ sudo systemctl enable pool-monitor

Install nginx

Reference documation here

$ sudo apt update
$ sudo apt install nginx
$ sudo /etc/init.d/nginx start

Build Web interface

$ cd pool-monitor/web
$ npm ci
$ npm run build

Copy the output to nginx

$ sudo cp -r build/* /var/www/html

Add Proxy Pass for api to nginx

$ sudo nano /etc/nginx/sites-enabled/default

Add a new location section to the file directly below the default / location

        location /api {
                proxy_pass http://localhost:4000;
        }

Restart nginx

$ sudo /etc/init.d/nginx restart

Test it all

Open a web browser to your pool pi port 80 and see if it works.