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A quick script that makes my raspi light up for different ping times. It's a terrible hack, and was not written with the intent of making it public. Please don't hurt me.
#!/usr/bin/env python
import RPi.GPIO as gpio
from time import sleep
import re
import sys
gpio.setmode(gpio.BCM)
red = 23
yel = 24
grn = 25
lit = 22
on = red
blink = .05
def fastflash(pin):
for i in range(3):
gpio.output(pin, gpio.HIGH)
sleep(blink)
gpio.output(pin, gpio.LOW)
sleep(blink)
def setup(lights):
for pin in lights:
gpio.setup(pin, gpio.OUT)
gpio.output(pin, gpio.LOW)
def main():
global on
setup([red, yel, grn, lit])
while True:
line = sys.stdin.readline()
gpio.output(lit, gpio.HIGH)
sleep(blink)
gpio.output(lit, gpio.LOW)
match = re.match(r'.*? time ?= ?(\d+)(?:\.\d+)? ?ms.*', line)
if not match or len(match.group(1)) < 1:
gpio.output(on, gpio.LOW)
fastflash(red)
on = red
elif len(match.group(1)) <= 2:
gpio.output(on, gpio.LOW)
gpio.output(grn, gpio.HIGH)
on = grn
elif len(match.group(1)) == 3:
gpio.output(on, gpio.LOW)
gpio.output(yel, gpio.HIGH)
on = yel
else:
gpio.output(on, gpio.LOW)
gpio.output(red, gpio.HIGH)
on = red
if __name__ == '__main__':
try:
main()
finally:
gpio.cleanup()
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