def armed(armedSensors):
while(True):
# request alarm action
try:
alarm = req.alarm()
except Exception:
armed(armedSensors)
# check for disarm
if (alarm['action'] == 'disarm'):
try:
req.updateAlarm('off')
except Exception:
unarmed()
unarmed()
# see if there are any faults
stat = status.Status()
stat.refresh()
fault = stat.detectFaults(armedSensors)
if (fault != 'nofault'):
# if there are any faults, sound alarm and update status of alarm
try:
req.updateAlarm('on')
except Exception:
sound(fault)
sound(fault)
def sound(fault):
i = 0
while(True):
try:
alarm = req.alarm()
except Exception:
sound(fault)
if (alarm['action'] == 'disarm'):
try:
req.updateAlarm('off')
except Exception:
unarmed()
unarmed()
siren.interior(.05, 2)
i += 1
# after the predefined number of warning
# tones, sound the loud siren
if (i > config.delay):
# send messages
try:
req.mailFault(fault)
req.addFault(fault)
except Exception:
loud(fault)
# trigger siren
loud(fault)
def unarmed():
print('Alarm ready. Waiting for action.')
while (True):
# get the action
try:
alarm = req.alarm()
except Exception:
unarmed()
# arm the alarm?
if (alarm['action'] == 'arm'):
# wait for user to escape
time.sleep(config.escapeTime)
# begin to listen to faults
armed(alarm['sensors'])
time.sleep(config.searchFreq)
def loud(fault):
i = 0
while(True):
try:
alarm = req.alarm()
except Exception:
loud(fault)
# check for disarm
# if i >= 60, the siren has been going off for 4 minutes
if (alarm['action'] == 'disarm') or (i >= 60):
try:
req.updateAlarm('off')
except Exception:
unarmed()
unarmed()
siren.exterior(3, 1)
i += 1
