129 lines
2.8 KiB
Python
Executable File
129 lines
2.8 KiB
Python
Executable File
#!/usr/bin/env python3
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# vim: ts=2 sw=2 et
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import grp
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import json
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import os
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import stat
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import subprocess
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import time
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from configparser import ConfigParser
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from dataclasses import dataclass
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import RPi.GPIO as gpio
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# Definitions for output
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LED_RED = 6
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LED_GREEN = 7
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RELAYS_LOCK = 0
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RELAYS_UNLOCK = 1
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PIN_OPEN = 24
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PIN_CLOSE = 27
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# Definitions for input
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DOOR_BELL = 0
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REED_RELAYS = 1 # not implemented yet
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# Definitions for LED color
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RED = 1
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GREEN = 2
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ORANGE = 3
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# Read config
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parser = ConfigParser()
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parser.read('/etc/foodoord.conf')
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@dataclass
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class API:
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api_url: str
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consumer_key: str
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consumer_secret: str
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APIv1 = API(
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parser.get('doorstatus', 'status_url'),
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parser.get('doorstatus', 'key'),
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parser.get('doorstatus', 'secret'),
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)
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APIv2 = API(
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parser.get('doorstatusv2', 'status_url'),
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parser.get('doorstatusv2', 'key'),
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parser.get('doorstatusv2', 'secret'),
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)
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def write_state(state):
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try:
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with open("/tmp/door_state", "w") as handle:
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handle.write(state)
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except:
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pass
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def update_api(locked):
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try:
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# API v1
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subprocess.check_call([
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"/usr/bin/curl", "-XPOST",
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"--header", "Content-Type: application/json",
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"--data",
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json.dumps({"consumer_key": APIv1.consumer_key, "consumer_secret": APIv1.consumer_secret, "cellar": locked}),
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APIv1.api_url
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])
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except:
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pass
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try:
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# API v2
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subprocess.check_call([
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"/usr/bin/curl", "-XPOST",
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"--header", "Content-Type: application/json",
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"--data",
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json.dumps({"consumer_key": APIv2.consumer_key, "consumer_secret": APIv2.consumer_secret, "cellar": locked}),
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APIv2.api_url
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])
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except:
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pass
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def main():
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# Start settings
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gpio.setmode(gpio.BCM)
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gpio.setup(PIN_OPEN, gpio.OUT)
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gpio.setup(PIN_CLOSE, gpio.OUT)
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# Setting up FiFo to get sshd-output
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try:
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os.mkfifo("/var/run/foodoord.pipe")
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os.chown("/var/run/foodoord.pipe", -1, grp.getgrnam('foodoor')[2])
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os.chmod("/var/run/foodoord.pipe", stat.S_IRUSR | stat.S_IWUSR | stat.S_IRGRP | stat.S_IWGRP)
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except OSError:
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pass
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ssh_input = open("/var/run/foodoord.pipe", "r")
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while True:
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# Read sshd output from pipe
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pipe_cmd = ssh_input.readline().strip()
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if pipe_cmd == "close":
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gpio.output(PIN_CLOSE, 1)
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time.sleep(1)
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gpio.output(PIN_CLOSE, 0)
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write_state("closed")
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update_api(True)
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elif pipe_cmd == "open":
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# Locking
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gpio.output(PIN_OPEN, 1)
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time.sleep(1)
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gpio.output(PIN_OPEN, 0)
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write_state("open") # Save State
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update_api(False) # Status Update
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time.sleep(0.2)
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if __name__ == "__main__":
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main()
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