stack-light-alerts/alert-api.py

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2019-07-19 01:03:22 +02:00
import RPi.GPIO as GPIO
from collections import Counter, defaultdict
from alertmanager import Alertmanager
import time, json
GPIO.setmode(GPIO.BCM) # set board mode to Broadcom
GPIO.setwarnings(False) # don't show warnings
al = Alertmanager("http://prometheus.lan.uctrl.net:9093")
colors = {
'red': 1,
'orange': 2,
'green': 3,
'blue': 4,
'clear': 5
}
types = {
'alert': {
'color': 'red',
'prev': 0
},
'warn': {
'color': 'orange',
'prev': 0
}
}
boot_seq = ['clear', 'blue', 'green', 'orange', 'red']
for color, io in colors.items():
GPIO.setup(io, GPIO.OUT)
def setColor(color, state):
io = colors[color]
if GPIO.input(io) is not int(state):
print('Setting color', color.upper(), str(state))
GPIO.output(io, state)
def bootSequence():
for color in boot_seq:
setColor(color, True)
time.sleep(0.2)
setColor(color, False)
bootSequence()
while True:
d = defaultdict(list)
start = time.time()
for alert in al.alerts():
if alert["labels"]["alertname"] == "DeadMansSwitch":
continue
for t in types:
if alert["labels"]["severity"] == t:
d[t].append(alert["status"]["state"])
for t in types:
print(t, json.dumps(Counter(d[t]), indent=4, sort_keys=True))
for x in range(0, 10):
for t, v in types.items():
if Counter(d[t])['active'] > 0:
setColor(v['color'], True)
time.sleep(.5)
for t, v in types.items():
if v['prev'] < Counter(d[t])['active']:
setColor(v['color'], False)
time.sleep(.5)
setColor('green', False)
for t, v in types.items():
if Counter(d[t])['active'] == 0:
setColor(v['color'], False)
if v['prev'] > Counter(d[t])['active']:
setColor('green', True)
v['prev'] = Counter(d[t])['active']
print(time.time() - start)
print('---')