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doorlockd.py: Add RS232 logic

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Signed-off-by: Ralf Ramsauer <ralf@binary-kitchen.de>
This commit is contained in:
Ralf Ramsauer 2018-03-19 18:46:33 +01:00
parent 6961821c04
commit 90528bb7d9
2 changed files with 44 additions and 10 deletions
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1
doorlockd-new/TODOs
View File

@ -1,2 +1 @@
- Connect to LDAP
- Implement proper RS232 support

53
doorlockd-new/doorlockd.py
View File

@ -124,6 +124,10 @@ class LogicResponse(Enum):
Inval = 4
LDAP = 5
EmergencyUnlock = 10,
ButtonLock = 11,
ButtonUnlock = 12,
def to_html(self):
if self == LogicResponse.Success:
return 'Yo, passt.'
@ -137,6 +141,12 @@ class LogicResponse(Enum):
return 'Das was du willst geht nicht.'
elif self == LogicResponse.LDAP:
return 'Moep! Geh LDAP fixen!'
elif self == LogicResponse.EmergencyUnlock:
return '!!! Emergency Unlock !!!'
elif self == LogicResponse.ButtonLock:
return 'Closed by lock button'
elif self == LogicResponse.ButtonUnlock:
return 'Temporary unlock by unlock button'
return 'Bitte spezifizieren Sie.'
@ -144,30 +154,55 @@ class LogicResponse(Enum):
class DoorHandler:
state = DoorState.Close
CMD_UNLOCK = b'u'
CMD_LOCK = b'l'
BUTTON_LOCK_PRESS = b'L'
BUTTON_UNLOCK_PRESS = b'U'
BUTTON_EMERGENCY_PRESS = b'E'
def __init__(self, device):
if simulate:
return
self.serial = Serial(device, baudrate=9600, bytesize=8, parity='N',
stopbits=1, timeout=1)
stopbits=1, timeout=0)
self.thread = Thread(target=self.thread_worker)
self.thread.start()
def send_command(self, cmd):
print('sending cmd %c' % cmd)
def handle_input(self, recv, expect=None):
if recv == DoorHandler.BUTTON_LOCK_PRESS:
self.state = DoorState.Close
logic.emit_status(LogicResponse.ButtonLock)
elif recv == DoorHandler.BUTTON_UNLOCK_PRESS:
logic.emit_status(LogicResponse.ButtonUnlock)
elif recv == DoorHandler.BUTTON_EMERGENCY_PRESS:
logic.emit_status(LogicResponse.EmergencyUnlock)
def clear_buffer(self):
print('clearing buffer...')
if expect is None:
return True
return recv == expect
def send_command(self, cmd):
self.serial.write(cmd)
self.serial.flush()
sleep(0.1)
char = self.serial.read(1)
if not self.handle_input(char, cmd):
log.warning('Sent serial command, got wrong response')
def thread_worker(self):
while True:
self.clear_buffer()
sleep(0.4)
while True:
char = self.serial.read(1)
if len(char) == 0:
break
self.handle_input(char)
if self.state == DoorState.Open:
self.send_command('u')
self.send_command(DoorHandler.CMD_UNLOCK)
elif self.state == DoorState.Close:
self.send_command('l')
sleep(1)
self.send_command(DoorHandler.CMD_LOCK)
def open(self):
if self.state == DoorState.Open: