Fody Tempus Pro logger

Periodically reads sensor readings from a Fody Tempus Pro weather station and posts them to an InfluxDB database.

Prerequisites

• Raspbian Stretch
• node
• apt-get install bluetooth bluez libbluetooth-dev libudev-dev

Installation

1. Clone this repository: git clone https://github.com/alexryd/fody-tempus-pro-logger.git.
2. Enter the new directory: cd fody-tempus-pro-logger.
3. Install fody-tempus-pro-logger globally: npm install -g.
4. Create a new user: sudo useradd --no-create-home --system fody.
5. Create a new directory: sudo mkdir /var/fody.

6. Create the file /var/fody/config.json and add the following content:

   {
    "influxdb": {
      "database": "your InfluxDB database name",
      "host": "your InfluxDB hostname",
      "username": "your username",
      "password": "your password"
    },
   
    "db": {
      "path": "/var/fody/data.db"
    }
   }

7. Make the config directory only accessible to the user: sudo chmod 700 /var/fody.
8. Change owner of the config directory: sudo chown -R fody:fody /var/fody.

9. Create the file /etc/systemd/system/fody-tempus-pro-logger.service and add the following content:

   [Unit]
   Description=Fody Tempus Pro logger
   After=syslog.target network-online.target
   
   [Service]
   Type=simple
   User=fody
   EnvironmentFile=/etc/default/fody-tempus-pro-logger
   ExecStart=/opt/nodejs/bin/fody-tempus-pro-logger $FTPL_OPTS
   Restart=on-failure
   RestartSec=10
   KillMode=process
   
   [Install]
   WantedBy=multi-user.target

10. Create the file /etc/default/fody-tempus-pro-logger and add the following content:

    FTPL_OPTS=--config='/var/fody/config.json'

11. Enable and run the fody-tempus-pro-logger service:

    sudo systemctl daemon-reload
    sudo systemctl enable fody-tempus-pro-logger
    sudo systemctl start fody-tempus-pro-logger

12. Check the status of the service by running systemctl status fody-tempus-pro-logger and the logs by running journalctl -u fody-tempus-pro-logger.