53 lines
1.2 KiB
Python
Executable File
53 lines
1.2 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
from flask import Flask, render_template, request
|
|
from paste.translogger import TransLogger
|
|
import RPi.GPIO as GPIO
|
|
from waitress import serve
|
|
|
|
|
|
RELAIS_1_GPIO = 17
|
|
app = Flask(__name__)
|
|
|
|
|
|
def setup():
|
|
print('Running setup')
|
|
GPIO.setmode(GPIO.BCM)
|
|
GPIO.setup(RELAIS_1_GPIO, GPIO.OUT)
|
|
GPIO.output(RELAIS_1_GPIO, GPIO.HIGH) # Defaulting to high/off
|
|
print('GPIO setup, pin set to off')
|
|
|
|
|
|
@app.route('/')
|
|
def home():
|
|
return render_template('index.html')
|
|
|
|
|
|
@app.route('/start')
|
|
def starthorn():
|
|
GPIO.setmode(GPIO.BCM)
|
|
GPIO.setup(RELAIS_1_GPIO, GPIO.OUT)
|
|
GPIO.output(RELAIS_1_GPIO, GPIO.LOW) # Toggle switch to low/on
|
|
return('Sending power to the relay switch, hopefully toggling a horn...')
|
|
|
|
|
|
@app.route('/stop')
|
|
def stophorn():
|
|
GPIO.setmode(GPIO.BCM)
|
|
GPIO.setup(RELAIS_1_GPIO, GPIO.OUT)
|
|
GPIO.output(RELAIS_1_GPIO, GPIO.HIGH) # Toggle switch to high/off
|
|
GPIO.cleanup()
|
|
return('Ceasing power to the relay switch, hopefully silencing a horn...')
|
|
|
|
|
|
def destroy():
|
|
return('Cleaning up GPIO')
|
|
GPIO.cleanup()
|
|
|
|
|
|
if __name__ == '__main__': # Program entrance
|
|
try:
|
|
setup()
|
|
serve(TransLogger(app, setup_console_handler=False), listen='*:5000')
|
|
finally:
|
|
destroy()
|