Split Executable to reduce root-priviledged Code Execution

1 files changed, 38 insertions, 0 deletions

diff --git a/barcode_transmit_daemon.py b/barcode_transmit_daemon.py
new file mode 100644
index 0000000..4edb72d
--- /dev/null
+++ b/barcode_transmit_daemon.py
@@ -0,0 +1,38 @@
+#!/usr/bin/python3
+
+
+"""Executable to transmit the Barcode Data to MQTT without root Priviledges"""
+
+
+import iot_barcode_scanner.config as config
+from iot_barcode_scanner.mqtt import MqttService
+
+
+def main():
+    try:
+
+        # read config
+        cfg = config.get_config()
+        fifo_path = cfg["scanner"]["fifo_path"]
+        topic = cfg["mqtt"]["topic"]
+
+        # setup mqtt
+        mqtt_service = MqttService(cfg)
+        mqtt_service.run()
+
+        while True:
+            with open(fifo_path, "r") as fifo:
+                text = fifo.read()
+            mqtt_service.client.publish(
+                topic,
+                payload=text,
+                qos=0,
+                retain=False
+            )
+
+    except KeyboardInterrupt:
+        pass
+
+
+if __name__ == "__main__":
+    main()