foodoord/debian/usr/sbin/foodoord_oben
2024-06-07 22:17:06 +02:00

137 lines
3.6 KiB
Python
Executable File

#!/usr/bin/env python3
# vim: ts=2 sw=2 et
import grp
import json
import os
import signal
import stat
import subprocess
import sys
import time
from configparser import ConfigParser
import pifacedigitalio
# Definitions for output
LED_RED = 6
LED_GREEN = 7
RELAYS_LOCK = 0
RELAYS_UNLOCK = 1
# Definitions for input
DOOR_BELL = 0
REED_RELAYS = 1 # not implemented yet
# Definitions for LED color
RED = 1
GREEN = 2
ORANGE = 3
# Read config
parser = ConfigParser()
parser.read('/etc/foodoord.conf')
DOORAPI = parser.get('doorstatus', 'status_url')
CONSUMERKEY = parser.get('doorstatus', 'key')
CONSUMERSECRET = parser.get('doorstatus', 'secret')
def update_api(locked):
try:
subprocess.check_call([
"/usr/bin/curl", "-XPOST",
"--header", "Content-Type: application/json",
"--data",
json.dumps({"consumer_key": CONSUMERKEY, "consumer_secret": CONSUMERSECRET, "aerie": locked})
])
except:
pass
def set_led(color):
if color == RED:
pifacedigital.leds[LED_RED].turn_on()
pifacedigital.leds[LED_GREEN].turn_off()
elif color == GREEN:
pifacedigital.leds[LED_GREEN].turn_on()
pifacedigital.leds[LED_RED].turn_off()
elif color == ORANGE:
pifacedigital.leds[LED_RED].turn_on()
pifacedigital.leds[LED_GREEN].turn_on()
class Foodoord:
def __init__(self):
self.status_open = False
self.listener = pifacedigitalio.InputEventListener()
self.listener.register(0, pifacedigitalio.IODIR_RISING_EDGE, self.doorbell, settle_time=10)
self.listener.register(1, pifacedigitalio.IODIR_RISING_EDGE, self.close_button, settle_time=5)
def signal_handler(self, _signal, _frame):
self.listener.deactivate()
os.remove("/var/run/foodoord.pipe")
update_api(True)
set_led(RED)
sys.exit(0)
def doorbell(self, event):
if self.status_open:
pifacedigital.relays[RELAYS_UNLOCK].toggle()
time.sleep(2)
pifacedigital.relays[RELAYS_UNLOCK].toggle()
def close_button(self, _event):
self.status_open = False
update_api(True)
set_led(RED)
def main(self):
self.listener.activate()
pifacedigital = pifacedigitalio.PiFaceDigital()
signal.signal(signal.SIGTERM, self.signal_handler)
# Start settings
pifacedigital.leds[LED_RED].turn_on()
# Setting up FiFo to get sshd-output
try:
os.mkfifo("/var/run/foodoord.pipe")
os.chown("/var/run/foodoord.pipe", -1, grp.getgrnam('foodoor')[2])
os.chmod("/var/run/foodoord.pipe", stat.S_IRUSR | stat.S_IWUSR | stat.S_IRGRP | stat.S_IWGRP)
except OSError:
pass
ssh_input = open("/var/run/foodoord.pipe", "r")
while True:
# Read sshd-output from pipe
pipe_cmd = ssh_input.readline().strip()
if pipe_cmd == "close" and self.status_open:
pifacedigital.relays[RELAYS_LOCK].toggle()
time.sleep(1)
pifacedigital.relays[RELAYS_LOCK].toggle()
self.status_open = False
update_api(True)
set_led(RED)
elif pipe_cmd == "open":
pifacedigital.relays[RELAYS_UNLOCK].toggle()
time.sleep(2)
pifacedigital.relays[RELAYS_UNLOCK].toggle()
if not self.status_open:
update_api(False)
self.status_open = True
set_led(GREEN)
time.sleep(0.1)
if __name__ == "__main__":
Foodoord().main()