This is a very simple project that listens on MQTT and plays a pre-configured file. It is used to implement a zigbee powered door bell.

The project does not come with any sound files for licensing reasons, but you can find some here https://pixabay.com/sound-effects/search/door-bell/

MIT

Usage: mqtt-bell --config <CONFIG>

Options:
  -c, --config <CONFIG>  Path to config.toml
  -h, --help             Print help
  -V, --version          Print version

[mqtt]
topic = "bell/ring"
host = "mqtt"

# Optional arguments
# port = 1833
# username = ""
# password = ""

[audio]
# Sound file must be specified, see https://crates.io/crates/rodio for supported formats
sound_file = ""
play_count = 3

[general]
log_level = "error"

• ALSA, on systems using pipewire this means pipewire-alsa On debian based systems these can be installed via

sudo apt-get install -y alsa-utils alsa-base libasound2 libasound2-dev