52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
import os
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import threading
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import time
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import systemd.daemon
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import LogstashLogging
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from LogstashLogging import logstash_logger
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from threading import Thread
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import logging
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try:
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from Battery import Battery
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from Buzzer import Buzzer
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except Exception as e:
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logstash_logger.error("unable to import battery or buzzer in daemon")
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__run = """raspivid -t 0 -b 5000000 -w 1280 -h 720 -fps 30 -n -o - | gst-launch-1.0 fdsrc ! video/x-h264,width=1280,height=720,framerate=30/1,noise-reduction=1,profile=high,stream-format=byte-stream ! h264parse ! queue ! flvmux streamable=true ! rtmpsink location=\"rtmp://localhost/live/stream\""""
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def check_battery():
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while True:
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time.sleep(2)
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battery = 0
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try:
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battery = Battery.percent()
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except Exception as e:
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logstash_logger.error(f"could not check battery -> {str(e)}")
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if -100 <= battery <= 15:
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logstash_logger.warning(f"LOW BATTERY DETECTED: '{battery}'")
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Buzzer.set(True)
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time.sleep(1)
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Buzzer.set(False)
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if __name__ == '__main__':
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try:
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systemd.daemon.notify(systemd.daemon.Notification.READY)
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except:
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logstash_logger.warning("Warning, old systemd version detected")
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systemd.daemon.notify('READY=1')
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logstash_logger.info("starting battery checker")
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try:
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battery_checker = threading.Thread(target=check_battery)
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battery_checker.start()
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logstash_logger.info("starting battery checker - DONE")
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except Exception as e:
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logstash_logger.error(f"could not start battery checker -> {str(e)}")
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logstash_logger.info("starting gstreamer background process")
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os.system(__run)
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logstash_logger.error("gstreamer stopped...")
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