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alarms.py
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alarms.py
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# alarms and status code
import state
import config
import datetime
import traceback
import sys
import readJSON
import pclogging
import sendemail
# read JSON
readJSON.readJSON("")
readJSON.readJSONSGSConfiguration("")
import MySQLdb as mdb
def readAlarmConfiguration():
try:
#print("trying database")
con = mdb.connect('localhost', 'root', config.MySQL_Password, 'SmartGarden3');
cur = con.cursor()
query = "SELECT * FROM Alarms"
#print("query=", query)
cur.execute(query)
myRecords = cur.fetchall()
except mdb.Error as e:
traceback.print_exc()
#print("Error %d: %s" % (e.args[0],e.args[1]))
myRecords = []
finally:
cur.close()
con.close()
del cur
del con
state.alarms = myRecords
def getMoistureFromSensor(address):
#print("GMFSaddress=", address)
returnMoisture = None
if (len(address) == 5):
# bluetooth address
#print("state.lbd=", state.LatestBluetoothSensors)
for sensor in state.LatestBluetoothSensors:
if (sensor['pickaddress'] == address):
#print("selectedSensor=", sensor)
returnMoisture = int(sensor['moisture'])
#print("returnMoisture=", returnMoisture)
return returnMoisture
return returnMoisture
def getTemperatureFromSensor(address):
#print("GMFSaddress=", address)
returnTemperature = None
if (len(address) == 5):
# bluetooth address
#print("state.lbd=", state.LatestBluetoothSensors)
for sensor in state.LatestBluetoothSensors:
if (sensor['pickaddress'] == address):
#print("selectedSensor=", sensor)
returnTemperature = int(sensor['temperature'])
#print("returnTemperature=", returnTemperature)
return returnTemperature
return returnTemperature
def clearAlarm(myAlarm):
pclogging.systemlog(config.ALARM, "Alarm %s Cleared" %(myAlarm[4]))
try:
#print("trying database")
con = mdb.connect('localhost', 'root', config.MySQL_Password, 'SmartGarden3');
cur = con.cursor()
now = datetime.datetime.now()
formatted_date = now.strftime('%Y-%m-%d %H:%M:%S')
query = "UPDATE Alarms SET lasttriggered = Null, triggercount = 0, currentmoisture = Null, currenttemperature = Null WHERE address= '%s'" % ( myAlarm[4])
#print("query=", query)
cur.execute(query)
con.commit()
except mdb.Error as e:
traceback.print_exc()
#print("Error %d: %s" % (e.args[0],e.args[1]))
finally:
cur.close()
con.close()
del cur
del con
def updateActiveAlarm(myAlarm, myMoisture, myTemperature):
try:
#print("trying database")
con = mdb.connect('localhost', 'root', config.MySQL_Password, 'SmartGarden3');
cur = con.cursor()
now = datetime.datetime.now()
formatted_date = now.strftime('%Y-%m-%d %H:%M:%S')
query = "UPDATE Alarms SET lasttriggered = '%s', triggercount = %d, currentmoisture=%d, currenttemperature=%d WHERE address= '%s'" % ( formatted_date, myAlarm[13]+1, myMoisture, myTemperature, myAlarm[4])
#print("query=", query)
cur.execute(query)
con.commit()
except mdb.Error as e:
traceback.print_exc()
print("Error %d: %s" % (e.args[0],e.args[1]))
finally:
cur.close()
con.close()
del cur
del con
def processAlarm(myType, myAlarm, myMoisture, myTemperature):
print("Processing alarm: %s %s" % (myType, myAlarm[4]))
if ((myAlarm[12] == 0) or (myAlarm[13] < myAlarm[12])):
# process alarm
updateActiveAlarm(myAlarm, myMoisture, myTemperature)
else:
if (alarm[12] >= alarm[13]):
pclogging.systemlog(config.ALARM, "MAX Reached %s - %s" %(myAlarm[4], myType))
pclogging.systemlog(config.ALARM, "%s - %s" %(myAlarm[4], myType))
checkForAlarmEmailOrText(myType, myAlarm)
def checkForClearAlarms():
# reset alarms that have triggers > 1 day old
now = datetime.datetime.now()
timeDelta = datetime.timedelta(days = 1)
AlarmCleared = False
for alarm in state.alarms:
#print("checkForClearAlarms - alarm[11] = ", alarm[11])
if (alarm[11] != None):
# check date
#alarmDate = datetime.datetime.strptime(alarm[11], '%Y-%m-%d %H:%M:%S')
alarmDate = alarm[11]
if (now - alarmDate > timeDelta ):
clearAlarm(alarm)
AlarmCleared = True
else:
#print("no Alarm Clear")
pass
if (AlarmCleared):
readAlarmConfiguration()
pass
def clearAllAlarms():
for myAlarm in state.alarms:
clearAlarm(myAlarm)
pass
def checkForAlarmEmailOrText(myType, myAlarm):
#print("------>Check for Alarm Email or Text")
# only send email or text on new trigger (transition from Null to date)
#print("myAlarm[11]=", myAlarm[11])
if (myAlarm[11] == None):
# send the email or text
if (myAlarm[14] == "True"):
sendEmailAlarm(myType, myAlarm)
if (myAlarm[15] == "True"):
sendTextAlarm(myType, myAlarm)
pass
def checkForAlarms():
#print("------>Check for Alarm Clears")
checkForClearAlarms()
#print("------>Check for Alarms")
#print("state.alarms=", state.alarms)
AlarmFired = False
for alarm in state.alarms:
#print("checking alarm %s" %( alarm[4]))
myMoisture = getMoistureFromSensor(alarm[4])
myTemperature = getTemperatureFromSensor(alarm[4])
#split hydroponics and bluetooth
if (alarm[3] == "True"):
# hydroponics alarms
#print("hydroponic alarm check")
pass
else:
# bluetooth alarms
#print("bluetooth alarm check")
pass
# moisture alarm
if (alarm[5] == "True"):
#print("moisture check, myMosture=", myMoisture)
if (myMoisture != None):
if (myMoisture < int(alarm[6])):
#print(">>>>Low moisture alarm!")
processAlarm("Low Moisture: %d < %d" % (myMoisture, int(alarm[6])), alarm, myMoisture, myTemperature)
AlarmFired = True
else:
if (myMoisture > int (alarm[7])):
# print(">>>>High moisture alarm!")
processAlarm("High Moisture: %d > %d" % (myMoisture, int(alarm[6])), alarm, myMoisture, myTemperature)
AlarmFired = True
# temperature alarm
if (alarm[8] == "True"):
#print("temperature check myTemperature=", myTemperature)
#print("check against mlarm[9,10]", alarm[9], alarm[10])
if (myTemperature != None):
if (myTemperature < int(alarm[9])):
#print(">>>>Low Temperature alarm!")
processAlarm("Low Temperature: %d < %d" % (myTemperature, int(alarm[9])), alarm, myMoisture, myTemperature)
AlarmFired = True
else:
if (myTemperature > int (alarm[10])):
#print(">>>>High Temperature alarm!")
processAlarm("High Temperature: %d > %d" % (myTemperature, int(alarm[10])), alarm, myMoisture, myTemperature)
AlarmFired = True
if (AlarmFired):
readAlarmConfiguration()
pass
def sendEmailAlarm(myType, myAlarm):
#print("------>Email Alarm %s" % (myType))
if (myAlarm[2] == "True"):
AType = "Bluetooth:"
else:
AType = "Hydroponics"
pclogging.systemlog(config.INFO, "Alarm Email Sent: %s %s " %(myAlarm[4], myType))
sendemail.sendEmail("alarm", "SG3 Alarm %s %s " %(AType, myAlarm[4]), "%s" % myType, config.notifyAddress, config.fromAddress, "");
def sendTextAlarm(myType, myAlarm):
#print("------>Text Alarm %s" % (myType))
if (myAlarm[2] == "True"):
AType = "Bluetooth:"
else:
AType = "Hydroponics"
pclogging.systemlog(config.INFO, "Alarm Email Sent: %s %s " %(myAlarm[4], myType))
pclogging.systemlog(config.INFO, "Alarm Text Sent: %s %s " %(myAlarm[4], myType))
sendemail.sendEmail("alarm", "SG3 Alarm %s %s " %(AType, myAlarm[4]), "%s" % myType, config.textnotifyAddress, config.fromAddress, "");
def sendEmailStatus():
#print("------>Email Status")
pclogging.systemlog(config.INFO, "Status Email Sent")
def sendTextStatus():
#print("------>Text Status")
pclogging.systemlog(config.INFO, "Status Text Sent")
pass