mirror of
https://github.com/binary-kitchen/doorlockd
synced 2024-12-22 10:24:26 +01:00
259 lines
7.9 KiB
Python
259 lines
7.9 KiB
Python
"""
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Doorlockd -- Binary Kitchen's smart door opener
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Copyright (c) Binary Kitchen e.V., 2018
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Author:
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Ralf Ramsauer <ralf@binary-kitchen.de>
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This work is licensed under the terms of the GNU GPL, version 2. See
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the LICENSE file in the top-level directory.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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"""
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import logging
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from enum import Enum
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from random import sample
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from subprocess import Popen
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from serial import Serial
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from threading import Thread
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from time import sleep
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from os.path import join
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from .Door import DoorState
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log = logging.getLogger()
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# copied from sudo
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eperm_insults = {
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'Wrong! You cheating scum!',
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'And you call yourself a Rocket Scientist!',
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'No soap, honkie-lips.',
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'Where did you learn to type?',
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'Are you on drugs?',
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'My pet ferret can type better than you!',
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'You type like i drive.',
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'Do you think like you type?',
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'Your mind just hasn\'t been the same since the electro-shock, has it?',
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'Maybe if you used more than just two fingers...',
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'BOB says: You seem to have forgotten your passwd, enter another!',
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'stty: unknown mode: doofus',
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'I can\'t hear you -- I\'m using the scrambler.',
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'The more you drive -- the dumber you get.',
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'Listen, broccoli brains, I don\'t have time to listen to this trash.',
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'I\'ve seen penguins that can type better than that.',
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'Have you considered trying to match wits with a rutabaga?',
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'You speak an infinite deal of nothing',
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}
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def choose_insult():
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return sample(eperm_insults, 1)[0]
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class DoorlockResponse(Enum):
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Success = 0
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Perm = 1
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AlreadyActive = 2
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# don't break old apps, value 3 is reserved now
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RESERVED = 3
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Inval = 4
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EmergencyUnlock = 10,
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ButtonLock = 11,
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ButtonUnlock = 12,
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ButtonPresent = 13,
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def __str__(self):
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if self == DoorlockResponse.Success:
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return 'Yo, passt.'
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elif self == DoorlockResponse.Perm:
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return choose_insult()
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elif self == DoorlockResponse.AlreadyActive:
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return 'Zustand bereits aktiv'
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elif self == DoorlockResponse.Inval:
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return 'Das was du willst geht nicht.'
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elif self == DoorlockResponse.EmergencyUnlock:
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return '!!! Emergency Unlock !!!'
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elif self == DoorlockResponse.ButtonLock:
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return 'Closed by button'
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elif self == DoorlockResponse.ButtonUnlock:
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return 'Opened by button'
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elif self == DoorlockResponse.ButtonPresent:
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return 'Present by button'
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return 'Error'
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class DoorHandler:
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state = DoorState.Closed
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do_close = False
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CMD_PRESENT = b'y'
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CMD_OPEN = b'g'
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CMD_CLOSE = b'r'
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BUTTON_PRESENT = b'Y'
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BUTTON_OPEN = b'G'
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BUTTON_CLOSE = b'R'
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CMD_EMERGENCY_SWITCH = b'E'
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wave_lock = 'lock.wav'
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wave_lock_button = 'lock_button.wav'
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wave_present = 'present.wav'
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wave_present_button = 'present.wav'
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wave_unlock = 'unlock.wav'
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wave_unlock_button = 'unlock_button.wav'
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wave_zonk = 'zonk.wav'
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def __init__(self, cfg, sounds_prefix, scripts_prefix):
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self._callback = None
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self.sounds = cfg.boolean('SOUNDS')
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if self.sounds:
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self.sounds_prefix = sounds_prefix
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self.scripts_prefix = scripts_prefix
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self.run_hooks = cfg.boolean('RUN_HOOKS')
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if cfg.boolean('SIMULATE_SERIAL'):
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return
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device = cfg.str('SERIAL_PORT')
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log.info('Using serial port: %s' % device)
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self.serial = Serial(device, baudrate=9600, bytesize=8, parity='N',
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stopbits=1, timeout=0)
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self.thread = Thread(target=self.thread_worker)
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log.debug('Spawning RS232 Thread')
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self.thread.start()
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def thread_worker(self):
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while True:
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sleep(0.4)
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while True:
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rx = self.serial.read(1)
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if len(rx) == 0:
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break
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old_state = self.state
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if rx == DoorHandler.BUTTON_CLOSE:
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self.close()
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log.info('Closed due to Button press')
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self.invoke_callback(DoorlockResponse.ButtonLock)
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elif rx == DoorHandler.BUTTON_OPEN:
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self.open()
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log.info('Opened due to Button press')
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self.invoke_callback(DoorlockResponse.ButtonUnlock)
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elif rx == DoorHandler.BUTTON_PRESENT:
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self.present()
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log.info('Present due to Button press')
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self.invoke_callback(DoorlockResponse.ButtonPresent)
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elif rx == DoorHandler.CMD_EMERGENCY_SWITCH:
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log.warning('Emergency unlock')
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self.invoke_callback(DoorlockResponse.EmergencyUnlock)
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else:
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log.error('Received unknown message "%s" from AVR' % rx)
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self.sound_helper(old_state, self.state, True)
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if self.do_close:
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tx = DoorHandler.CMD_CLOSE
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self.do_close = False
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elif self.state == DoorState.Present:
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tx = DoorHandler.CMD_PRESENT
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elif self.state == DoorState.Open:
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tx = DoorHandler.CMD_OPEN
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else:
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continue
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self.serial.write(tx)
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self.serial.flush()
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def open(self):
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if self.state == DoorState.Open:
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return DoorlockResponse.AlreadyActive
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self.state = DoorState.Open
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self.run_hook('post_unlock')
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return DoorlockResponse.Success
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def present(self):
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if self.state == DoorState.Present:
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return DoorlockResponse.AlreadyActive
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self.state = DoorState.Present
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self.run_hook('post_present')
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return DoorlockResponse.Success
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def close(self):
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if self.state == DoorState.Closed:
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return DoorlockResponse.AlreadyActive
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self.do_close = True
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self.state = DoorState.Closed
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self.run_hook('post_lock')
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return DoorlockResponse.Success
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def request(self, state):
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old_state = self.state
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if state == DoorState.Closed:
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err = self.close()
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elif state == DoorState.Present:
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err = self.present()
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elif state == DoorState.Open:
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err = self.open()
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self.sound_helper(old_state, self.state, False)
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self.invoke_callback(err)
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return err
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def sound_helper(self, old_state, new_state, button):
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if not self.sounds:
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return
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# TBD: Emergency Unlock
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# wave_emergency = 'emergency_unlock.wav'
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if old_state == new_state:
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filename = self.wave_zonk
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elif button:
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if new_state == DoorState.Open:
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filename = self.wave_unlock_button
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elif new_state == DoorState.Present:
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filename = self.wave_present_button
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elif new_state == DoorState.Closed:
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filename = self.wave_lock_button
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else:
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if new_state == DoorState.Open:
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filename = self.wave_unlock
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elif new_state == DoorState.Present:
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filename = self.wave_present
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elif new_state == DoorState.Closed:
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filename = self.wave_lock
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Popen(['nohup', 'aplay', join(self.sounds_prefix, filename)])
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def run_hook(self, script):
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if not self.run_hooks:
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log.info('Hooks disabled: not starting %s' % script)
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return
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log.info('Starting hook %s' % script)
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Popen(['nohup', join(self.scripts_prefix, script)])
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def register_callback(self, callback):
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self._callback = callback
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def invoke_callback(self, val):
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if self._callback:
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self._callback(val)
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