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[arpwatch_sendmail] On ne trace les macs qu'en cas de flip flop sur une ip crans

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This commit is contained in:
Valentin Samir 2013-05-26 17:46:02 +02:00
parent b59d291c79
commit d6fb41aaf2
2 changed files with 25 additions and 9 deletions
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33
surveillance/arpwatch_sendmail.py
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@ -8,21 +8,32 @@
import sys, os, re, smtplib
from commands import getstatusoutput
sys.path.append('/usr/scripts/gestion')
sys.path.append('/usr/scripts/gestion/tools')
from locate_mac import trace_machine, format_mac, info_machine
from config import NETs
from iptools import AddrInNets
find_mac = re.compile(r'[0-9A-Fa-f]{1,2}(?::[0-9A-Fa-f]{1,2}){5}')
find_ip = re.compile(r'[0-9]{1,3}(?:\.[0-9]{1,3}){3}')
arpwatched_net = NETs['all'] + NETs['adm'] + NETs['accueil'] + NETs['isolement'] + NETs['personnel-ens'] + NETs['evenementiel']
def get_machine(unformated_mac):
mac = format_mac(unformated_mac)
return u"\n" + info_machine(mac) + u"\n" + trace_machine(mac)
def get_subject(headers_list):
for line in headers_list:
if line.lower().startswith('subject:'):
return line
return None
if __name__ == "__main__":
texte = sys.stdin.read() #.decode('ISO-8859-15')
textes = texte.splitlines(True)
i = textes.index(u'\n')
subject = get_subject(textes[:i])
textes[i-1:i-1] = [
u'MIME-Version: 1.0\n',
u'Content-Type: text/plain; charset=UTF-8\n',
@ -31,16 +42,20 @@ if __name__ == "__main__":
# On récupère les destinataires dans les arguments (très ad hoc)
recipients = sys.argv[2].split(',')
try : ip = set(find_ip.findall(texte)).pop()
except KeyError: ip = None
# On complète le message
try:
macs = find_mac.findall(texte)
for mac in macs:
textes.append(get_machine(mac))
except:
# En cas d'exception, on envoie le traceback
import traceback
textes.append(u'\n')
textes.append(u''.join(traceback.format_exception(sys.exc_type, sys.exc_value, sys.exc_traceback)))
if 'flip flop' in subject and ip is not None and AddrInNets(ip, arpwatched_net):
try:
macs = find_mac.findall(texte)
for mac in macs:
textes.append(get_machine(mac))
except:
# En cas d'exception, on envoie le traceback
import traceback
textes.append(u'\n')
textes.append(u''.join(traceback.format_exception(sys.exc_type, sys.exc_value, sys.exc_traceback)))
textes.append('\n-- \narpwatch_sendmail.py\n')
smtp = smtplib.SMTP()