clientprogramme in eigenes verzeichnis verschoben
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54
source/client/python/watchdoor.py
Executable file
54
source/client/python/watchdoor.py
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#!/usr/bin/env python
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#coding: utf8
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# file: watchdoor.py
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# date: 06.09.2020
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# mail: berhsi@web.de
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# desc: deamon who deals with edge detection at pin 18
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import logging
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loglevel = logging.INFO
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formatstring = '%(asctime)s: %(levelname)s: %(message)s'
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logging.basicConfig(format=formatstring, level=loglevel)
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import time
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import RPi.GPIO as GPIO
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try:
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from setstatus import SetStatus
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except Exception as e:
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logging.error('Cant import module setstatus')
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logging.error('Error: {}'.format(e))
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GPIO.setmode(GPIO.BOARD) # kind of enumeration
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GPIO.setup(18, GPIO.IN, pull_up_down = GPIO.PUD_DOWN) # pin 18 (GPIO 24)
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channel = 18
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def voltage_changed(channel):
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'''
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callback-function
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'''
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if GPIO.input(channel) == GPIO.HIGH:
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# door closed -> pin hight
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logging.info('Pin high triggered - Space closed')
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s = SetStatus()
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s.run(0)
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else:
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# door open -> pin low
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logging.info('Pin low triggered - Space is open')
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s = SetStatus()
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s.run(1)
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def main():
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'''
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'''
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logging.info('watchdoor.py started')
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GPIO.add_event_detect(channel,
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GPIO.BOTH,
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callback = voltage_changed,
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bouncetime = 200)
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while 1:
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time.sleep(0.1)
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if __name__ == '__main__':
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main()
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