network.py

#!/usr/bin/env python

import RPi.GPIO as GPIO
import time
import requests
import os

RED=22
YELLOW=27
GREEN=17

HOME="http://192.168.1.1"
BAIDU="http://www.baidu.com"
PROXY="http://lx321.net"

GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)

GPIO.setup(RED,GPIO.OUT)
GPIO.setup(YELLOW,GPIO.OUT)
GPIO.setup(GREEN,GPIO.OUT)

while True:
	GPIO.output(RED,GPIO.LOW)
	GPIO.output(YELLOW,GPIO.LOW)
	GPIO.output(GREEN,GPIO.LOW)

	try:
		if requests.get(HOME).ok:
			GPIO.output(RED,GPIO.HIGH)
		if requests.get(BAIDU).ok:
			GPIO.output(YELLOW,GPIO.HIGH)
		if requests.get(PROXY,proxies={'http':'socks5://localhost:1080'},timeout=5).ok:
			GPIO.output(GREEN,GPIO.HIGH)
		else:
			os.system("systemctl restart autossh2.service")
	except requests.exceptions.RequestException as e:
		os.system("systemctl restart autossh2.service")
		print e			

	time.sleep(240)