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author | xengineering <mail2xengineering@protonmail.com> | 2020-10-29 12:11:32 +0100 |
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committer | xengineering <mail2xengineering@protonmail.com> | 2020-10-29 12:15:46 +0100 |
commit | 84b9ddcc2905f5d8667cfef1359b724c23d27365 (patch) | |
tree | 4e5a4c9ba39d8ec8c1a63a2bda4d7e9fc402ae40 /barcode_scanner_daemon.py | |
parent | 56503ecf9bccd9a318142e2946f84e5f57be5eeb (diff) | |
download | iot-barcode-scanner-84b9ddcc2905f5d8667cfef1359b724c23d27365.tar iot-barcode-scanner-84b9ddcc2905f5d8667cfef1359b724c23d27365.tar.zst iot-barcode-scanner-84b9ddcc2905f5d8667cfef1359b724c23d27365.zip |
Setup basic Systemd Units
Diffstat (limited to 'barcode_scanner_daemon.py')
-rwxr-xr-x | barcode_scanner_daemon.py | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/barcode_scanner_daemon.py b/barcode_scanner_daemon.py deleted file mode 100755 index 09139f7..0000000 --- a/barcode_scanner_daemon.py +++ /dev/null @@ -1,43 +0,0 @@ -#!/usr/bin/python3 - - -"""Executable to read the Key Events from the Barcode Scanner (root Priviledges necessary)""" - - -import evdev -import os - -import iot_barcode_scanner.config as config - - -def main(): - - try: - # read config - cfg = config.get_config() - fifo_path = cfg["scanner"]["fifo_path"] - event_device_path = cfg["scanner"]["evdev_path"] - - # prepare fifo - os.makedirs(os.path.dirname(fifo_path), exist_ok=True) - os.mkfifo(fifo_path) - - barcode_scanner = evdev.InputDevice(event_device_path) - with barcode_scanner.grab_context(): - for event in barcode_scanner.read_loop(): - if event.type == evdev.ecodes.EV_KEY: - eventdata = evdev.categorize(event) - if eventdata.keystate: - with open(fifo_path, "w") as fifo: - fifo.write(eventdata.keycode) - fifo.flush() - - except KeyboardInterrupt: - pass - - finally: - os.remove(fifo_path) - - -if __name__ == "__main__": - main() |