WebSocket Bridge for our LND enabled Beer Tap

build application

./gradlew build

how to run

get the built application from ./build/libs

java -jar websocket-bridge-0.0.1-SNAPSHOT.jar --url=wss://ln-self-order-pos-dev.ose3.puzzle.ch/websocket/invoice?access_token= --topic=/topic/invoice --command=./dummy_command.sh

Options:

• url: the websocket to connect to
• topic: the topic to subscribe to
• command: the shell command that is executed when a message was received on the websocket

Two Options will be routed to the shell command that is executed

• --memo
• --products

for example:

./dummy_command.sh --memo="puzzleUp #9c4a Grey Card (CHF 5.00)" --products=PRODUCT_1

GPIO handler

To execute this python module the user has to be part of the group gpio.

Dependencies

• RPi-GPIO (preinstalled on all raspberry pi distros)
• argparse

how to run

python beerme.py --product=[large,small] [--test, --memo="asdf"]