#!/usr/bin/python3

import datetime, setuptools, ssltools, twitools

hosts = setuptools.getListSetting("SSL", "hosts")
pbefore = int(setuptools.getSetting("SSL", "pbefore"))
pafter = int(setuptools.getSetting("SSL", "pafter"))
two = twitools.twObject()

for h in hosts:
 try:
  expiry = ssltools.getRemoteExpiry(h[0], h[1])
  diff = expiry - datetime.datetime.now()
  if diff < datetime.timedelta(days=pbefore):
   if expiry > datetime.datetime.now():
    two.tweet("@%s %s certificate expiring soon (%s). Please renew." % (h[2], h[0], expiry))
   elif expiry + datetime.timedelta(days=pafter) < datetime.datetime.now():
    two.tweet("@%s %s certificate has expired! (%s) Please renew ASAP!" % (h[2], h[0], expiry))
 except:
  two.tweet("@%s Could not verify SSL certificate on %s:%i. Is the server down?" % (h[2], h[0], h[1]))