cgtobi/pypresence

Presence detection over Bluetooth scan

pypresence

A Bluetooth presence detection written in python.

It runs fine on a Raspberry Pi Zero running Raspbian 9.8.

Install requirements

$ sudo apt-get install bluetooth libbluetooth-dev

Install pypresence

Clone repo

git clone git@github.com:cgtobi/pypresence.git

Virtual environment

Create virtual environment and activate it.

cd pypresence
python3 -m venv venv
. venv/bin/activate

Install requirements

pip install -r requirements.txt

Configuration

Make a copy of presence.yaml.example and edit according to your environment.

MQTT

mqtt_host: 192.168.0.123
mqtt_port: 1883
mqtt_user: usermqtt
mqtt_pwd: 123

Bluetooth (LE)

Configure timeouts and scan interval to determine how often to scan for your devices.

ble_timeout: 10
bt_timeout: 6
scan_interval: 30

Devices

For each device to be tracked add the required information.

Check the examples below.

iPhone/iOS device

- name : iphone
  mac: '40:9F:AF:79:9F:D2'
  bt_type : bt

Chipolo Key Tag

- name: KeyTag
  mac: 'EF:7F:DF:AF:ED:1F'
  bt_type : ble

Withings/Nokia Smartwatch

- name : Withings Watch
  uuid: '00000012345671234556000000000000'
  bt_type : ble

Running it from CLI

sudo presence.py -c presence.yaml

Running pypresence as a service

Copy pypresence@pi.service to /etc/systemd/system/pypresence@pi.service.

Enable the service and check its state.

sudo systemctl daemon-reload
sudo systemctl enable pypresence@pi.service --now
sudo systemctl status pypresence@pi.service

Check the service logs:

sudo journalctl -f -u pypresence@pi.service