Marco Locatelli
72 lines
2.0 KiB
Python
72 lines
2.0 KiB
Python
#!/usr/bin/python
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from gpiozero import LED,Button
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import time
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from datetime import datetime
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import redis
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#configurazione per lavorare su server redis locale
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REDIS_PORT = 6379
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REDIS_HOST = '127.0.0.1'
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redSrv0 = redis.Redis(
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host=REDIS_HOST,
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port=REDIS_PORT,
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db=0)
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#definisco directory /data
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dataDir='/home/pi/data/'
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#funzione per leggere e decodificare da redis
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def getRedisVal(redisKey):
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if redSrv0.get(redisKey) is None:
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return redSrv0.get(redisKey)
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else:
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return redSrv0.get(redisKey).decode('utf-8')
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#definisco gli elementi da utilizzare: bottone start, bottone stop, cancelletto e led
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start = Button(6)
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stop = Button(13)
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cancello = Button(19)
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led = LED(26)
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while (1):
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if(getRedisVal('SETTINGS:LOG:STATUS') == "0"):
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if start.is_pressed:
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#basically, la stessa funzione start_log contenuta in FTServer
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currentFolder = getRedisVal('SETTINGS:FOLDER:CURRENT')
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workingDirectory = (dataDir+currentFolder)
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if workingDirectory != dataDir:
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redSrv0.set('SETTINGS:LOG:STATUS', 1)
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#data e time ora
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lastDate = datetime.now()
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#formato per data time nomefile: YYYYddmm_HMS
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format = "%Y%m%d_%H%M%S"
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#format date e time adando strftime()
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nameDate = lastDate.strftime(format) + ".csv"
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redSrv0.set('RTDATA:SESSION:NAME', nameDate)
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if stop.is_pressed:
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#basically la stessa funzione stop_log contenuta in FTServer
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redSrv0.set('SETTINGS:LOG:STATUS', 0)
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redSrv0.set('RTDATA:SESSION:NAME', "")
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if cancello.is_pressed:
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# print("CANCELLO CHIUSO")
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redSrv0.set('RTDATA:GATE_OPEN', 0)
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else:
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# print("CANCELLO APERTO")
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redSrv0.set('RTDATA:GATE_OPEN', 1)
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redSrv0.set('SETTINGS:LOG:STATUS', 0)
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redSrv0.set('RTDATA:SESSION:NAME', "")
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if(getRedisVal('SETTINGS:LOG:STATUS') == "0"):
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led.off()
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else:
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led:on()
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time.sleep(.1)
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