mirror of
https://github.com/warkanum/warkanums-pi-device-snippets.git
synced 2025-05-18 18:47:30 +00:00
Fixed the issues with threads. Should not work more stable and not crash.
This commit is contained in:
parent
128a82b7b4
commit
b8e12b777e
308
build1/boot.py
308
build1/boot.py
@ -1,5 +1,6 @@
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#!/usr/bin/python3
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from threading import Thread
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#!/opt/python3.3/bin/python3.3
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##!/usr/bin/python3
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import threading
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import RPi.GPIO as GPIO
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import time
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@ -9,8 +10,11 @@ import sys
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import dht11_sensor
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import psycopg2
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import copy
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import logging
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import queue
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###-----------------Hardware Settings-----------------------
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logging.basicConfig(filename='boot.log',level=logging.WARNING)
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PIN_LC=25 #Light Sensor (GPIO.IN, pull_up_down=GPIO.PUD_UP)
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PIN_MC=17 #Motion Sensor (GPIO.IN, pull_up_down=GPIO.PUD_UP)
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@ -39,39 +43,104 @@ GPIO.setup(PIN_MC, GPIO.IN, pull_up_down=GPIO.PUD_UP)
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GPIO.output(PIN_LED1,GPIO.LOW)
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GPIO.output(PIN_LED2,GPIO.LOW)
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WORK_QUE = queue.Queue(4096)
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class SaveThread(threading.Thread):
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def __init__(self, name='Saving Thread'):
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threading.Thread.__init__(self)
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self.name = name
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self.quit = False
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logging.info(self.name + ' starting thread')
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self.pgconn = psycopg2.connect(host=SQL_SRV, user=SQL_USER,password=SQL_PASSWD,database=SQL_DB, application_name="PiDevWarkanum")
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def __del__(self):
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if self.pgconn:
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self.pgconn.close()
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def stop(self):
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self.quit = True
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def run(self):
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while True:
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if self.quit:
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logging.debug(self.name + ' Quit!')
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break
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try:
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print('Check Jobs.')
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while True:
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item = WORK_QUE.get()
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WORK_QUE.task_done()
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if not item:
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break
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else:
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print('Job left: ' + str(WORK_QUE.qsize()))
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results = save_data(item, self.pgconn)
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logging.debug(self.name + ' Completed job')
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del item
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print('Completed job.')
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#Sleep
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time.sleep(0.5)
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except KeyboardInterrupt as e:
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logging.warning(self.name + ' Keyboard Interrupt. ' + str(e))
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break
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except:
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errordetail = str(sys.exc_info())
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logging.error(self.name + ' Error: '+errordetail)
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time.sleep(0.5)
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def UnixLocalEpoch():
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dt = datetime.datetime.now()
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return int((dt - datetime.datetime(1970,1,1)).total_seconds())
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def PhotoSensor(RCpin):
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reading = 0
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GPIO.setup(RCpin, GPIO.OUT)
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GPIO.output(RCpin, GPIO.LOW)
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time.sleep(0.1)
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try:
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reading = 0
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GPIO.setup(RCpin, GPIO.OUT)
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GPIO.output(RCpin, GPIO.LOW)
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time.sleep(0.1)
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GPIO.setup(RCpin, GPIO.IN)
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# This takes about 1 millisecond per loop cycle
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while (GPIO.input(RCpin) == GPIO.LOW):
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reading += 1
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GPIO.setup(RCpin, GPIO.IN)
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# This takes about 1 millisecond per loop cycle
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while (GPIO.input(RCpin) == GPIO.LOW):
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reading += 1
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except:
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errordetail = str(sys.exc_info()[0])
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logging.error('PhotoSensor Error: '+errordetail)
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reading = 0
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return reading
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def TempsensorRead():
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### Loop through the temp sensor library until we get a valid reading ###
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try:
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for i in range(1,100):
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data = dht11_sensor.read(PIN_TC_WP)
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#print('Temp={0}*C Humidity={1}% Status={2} Error={3}'.format(data['temperature'], data['humidity'], data['valid'], data['err']))
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if data['valid'] == 1:
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for i in range(1,100):
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data = dht11_sensor.read(PIN_TC_WP)
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#print('Temp={0}*C Humidity={1}% Status={2} Error={3}'.format(data['temperature'], data['humidity'], data['valid'], data['err']))
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if data['valid'] == 1:
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return data
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except:
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errordetail = str(sys.exc_info()[0])
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logging.error('TempsensorRead Error: '+errordetail)
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return None
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def save_data(p_SensorValues):
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def save_data(p_SensorValues, p_sql_connection):
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try:
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sql_con = psycopg2.connect(host=SQL_SRV, user=SQL_USER,password=SQL_PASSWD,database=SQL_DB)
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sql_cur = sql_con.cursor()
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sql_cur = p_sql_connection.cursor()
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print('2temp->' + str(p_SensorValues['temperature']['save']))
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print('2light->' + str(p_SensorValues['light']['save']))
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@ -112,9 +181,9 @@ def save_data(p_SensorValues):
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VALUES(%s, %s, TIMESTAMP 'epoch' + %s * INTERVAL '1 second',TIMESTAMP 'epoch' + %s * INTERVAL '1 second')""",
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('humidity', p_SensorValues['temperature']['humidity'], p_SensorValues['temperature']['read'], p_SensorValues['temperature']['read'] ))
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sql_con.commit()
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p_sql_connection.commit()
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sql_cur.close()
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sql_con.close()
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except psycopg2.Error as e:
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print("SQL error in save_data: " + str(e))
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@ -124,98 +193,125 @@ def save_data(p_SensorValues):
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def main():
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SensorValue = {}
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TICK_LT = 0 #light detect ticker
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TICK_LTI = 0 #light insert ticker
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TICK_TMP = 0 #temp ticker
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BlueLed = False
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t = SaveThread()
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t.setDaemon(True)
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t.start()
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while True:
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changed = False
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try:
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motionData = GPIO.input(PIN_MC)
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if not SensorValue.get('motion', None):
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SensorValue['motion'] = {'data': motionData , 'read': UnixLocalEpoch(), 'changed': UnixLocalEpoch(), 'save': False}
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SensorValue['motion']['save'] = False
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if int(SensorValue['motion'].get('data', 0)) != int(motionData) :
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changed = True
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SensorValue['motion']['changed'] = UnixLocalEpoch()
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SensorValue['motion']['save'] = True
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SensorValue['motion']['data'] = int(motionData)
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SensorValue['motion']['read'] = UnixLocalEpoch()
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if (SensorValue['motion']['data'] > 0):
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#GPIO.output(PIN_LED1,GPIO.HIGH) #flash led
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SensorValue['motion']['lastmotion'] = UnixLocalEpoch()
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BlueLed = True
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else:
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#GPIO.output(PIN_LED1,GPIO.LOW) #flash led stop
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BlueLed = False
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SensorValue = {}
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TICK_LT = 0 #light detect ticker
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TICK_LTI = 0 #light insert ticker
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TICK_TMP = 0 #temp ticker
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BlueLed = False
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#Measure Light
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if not SensorValue.get('light', None):
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SensorValue['light'] = {'data': PhotoSensor(PIN_LC) , 'read': UnixLocalEpoch(), 'save': False }
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SensorValue['light']['save'] = False
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lightChanges = 0
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if (TICK_LT < time.perf_counter()):
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TICK_LT = time.perf_counter()+1
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lightData = PhotoSensor(PIN_LC)
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lightChanges = abs(SensorValue['light'].get('data', 0) - lightData)
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#print("LC->" + str(lightData ) + "DF:" + str(lightChanges))
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if (TICK_LTI < time.perf_counter() or (lightData > 600 and lightChanges > 200) or (lightData < 600 and lightChanges > 30)):
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TICK_LTI = time.perf_counter()+30
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if SensorValue['light'].get('data', 0) != lightData :
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changed = True
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SensorValue['light']['changed'] = UnixLocalEpoch()
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SensorValue['light']['save'] = True
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SensorValue['light']['data'] = lightData
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SensorValue['light']['read'] = UnixLocalEpoch()
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#Measure Temprature, this might hold the thread for a few seconds at most.
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if not SensorValue.get('temperature', None):
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SensorValue['temperature'] = {'temperature': 0, 'humidity': 0, 'changed': 0, 'save': False}
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SensorValue['temperature']['save'] = False
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if (TICK_TMP < time.perf_counter()):
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TICK_TMP = time.perf_counter()+10
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tempData = TempsensorRead()
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if tempData:
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print('temperature reading...')
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if (SensorValue['temperature'].get('temperature', 0) != tempData['temperature']
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or SensorValue['temperature'].get('humidity', 0) != tempData['humidity']):
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SensorValue['temperature']['changed'] = UnixLocalEpoch()
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SensorValue['temperature']['temperature'] = tempData['temperature']
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SensorValue['temperature']['humidity'] = tempData['humidity']
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SensorValue['temperature']['save'] = True
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changed = True
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SensorValue['temperature']['read'] = UnixLocalEpoch()
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if changed:
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print('---------------change-------------')
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print('temp->' + str(SensorValue['temperature']['save']))
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print('light->' + str(SensorValue['light']['save']))
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print('motion->' + str(SensorValue['motion']['save']))
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#Gosh we need a copy cause sql can be to slow sometimes
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ThreadsData = copy.deepcopy(SensorValue)
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t = Thread(target=save_data, args=(ThreadsData,))
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t.start()
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while True:
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changed = False
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try:
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motionData = GPIO.input(PIN_MC)
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if not SensorValue.get('motion', None):
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SensorValue['motion'] = {'data': motionData , 'read': UnixLocalEpoch(), 'changed': UnixLocalEpoch(), 'save': False}
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time.sleep(0.01)
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SensorValue['motion']['save'] = False
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if int(SensorValue['motion'].get('data', 0)) != int(motionData) :
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changed = True
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SensorValue['motion']['changed'] = UnixLocalEpoch()
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SensorValue['motion']['save'] = True
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SensorValue['motion']['data'] = int(motionData)
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SensorValue['motion']['read'] = UnixLocalEpoch()
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if (SensorValue['motion']['data'] > 0):
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#GPIO.output(PIN_LED1,GPIO.HIGH) #flash led
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SensorValue['motion']['lastmotion'] = UnixLocalEpoch()
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BlueLed = True
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else:
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#GPIO.output(PIN_LED1,GPIO.LOW) #flash led stop
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BlueLed = False
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#Measure Light
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if not SensorValue.get('light', None):
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SensorValue['light'] = {'data': PhotoSensor(PIN_LC) , 'read': UnixLocalEpoch(), 'save': False }
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SensorValue['light']['save'] = False
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lightChanges = 0
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if (TICK_LT < time.perf_counter()):
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TICK_LT = time.perf_counter()+1
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lightData = PhotoSensor(PIN_LC)
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lightChanges = abs(SensorValue['light'].get('data', 0) - lightData)
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#print("LC->" + str(lightData ) + "DF:" + str(lightChanges))
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if (TICK_LTI < time.perf_counter() or (lightData > 600 and lightChanges > 200) or (lightData < 600 and lightChanges > 30)):
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TICK_LTI = time.perf_counter()+30
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if SensorValue['light'].get('data', 0) != lightData :
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changed = True
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SensorValue['light']['changed'] = UnixLocalEpoch()
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SensorValue['light']['save'] = True
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SensorValue['light']['data'] = lightData
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SensorValue['light']['read'] = UnixLocalEpoch()
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#Measure Temprature, this might hold the thread for a few seconds at most.
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if not SensorValue.get('temperature', None):
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SensorValue['temperature'] = {'temperature': 0, 'humidity': 0, 'changed': 0, 'save': False}
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SensorValue['temperature']['save'] = False
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if (TICK_TMP < time.perf_counter()):
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TICK_TMP = time.perf_counter()+10
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tempData = TempsensorRead()
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if tempData:
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print('temperature reading...')
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if (SensorValue['temperature'].get('temperature', 0) != tempData['temperature']
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or SensorValue['temperature'].get('humidity', 0) != tempData['humidity']):
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SensorValue['temperature']['changed'] = UnixLocalEpoch()
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SensorValue['temperature']['temperature'] = tempData['temperature']
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SensorValue['temperature']['humidity'] = tempData['humidity']
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SensorValue['temperature']['save'] = True
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changed = True
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SensorValue['temperature']['read'] = UnixLocalEpoch()
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if changed:
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print('---------------change-------------')
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print('temp->' + str(SensorValue['temperature']['save']))
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print('light->' + str(SensorValue['light']['save']))
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print('motion->' + str(SensorValue['motion']['save']))
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#Gosh we need a copy cause sql can be to slow sometimes
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WORK_QUE.put(copy.deepcopy(SensorValue), False)
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#ThreadsData = copy.deepcopy(SensorValue)
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#t = Thread(target=save_data, args=(ThreadsData,))
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#t.start()
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except KeyboardInterrupt as e:
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logging.warning('Loop Keyboard Interrupt.')
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t.stop()
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break
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except:
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errordetail = str(sys.exc_info()[0])
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logging.error('Loop Error: '+errordetail)
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time.sleep(0.01)
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except KeyboardInterrupt as e:
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logging.warning('Main Keyboard Interrupt.')
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t.stop()
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except:
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errordetail = str(sys.exc_info()[0])
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logging.error('Main Error: '+errordetail)
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t.stop()
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if __name__ == '__main__':
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sys.exit(main())
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sys.exit(main())
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