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scripts/surveillance/analyse2.py
Pierre-Elliott Bécue ce471b0507 [analyse] Print de debug qui traîne, et changement de la syntaxe des arguments. 
* Le print permettait de vérifier que les arguments étaient bien fournis comme voulu.
 * Désormais, si on utilise --aid/cid/mac/ip, il faut fournir juste après l'argument une
 valeur.
2014-06-19 10:09:30 +02:00

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#!/bin/bash /usr/scripts/python.sh
# -*- encoding: utf-8 -*-
import socket
import sys
import re
import psycopg2
import psycopg2.extras
import gestion.affichage as affichage
import lc_ldap.shortcuts
import argparse
import time
import gestion.config as config
import subprocess
ldap = lc_ldap.shortcuts.lc_ldap_readonly()
encoding = "UTF-8"
def get_stats(args):
output = pretty_header(args) + "\n"
output += u"Période considérée : du %s au %s.\n" % (args.begin, args.end)
output += u"Attention, l'upload total et le download total sont calculés sur les %s plus grosses entrées." % (args.limit)
if not args.fichier:
print output.encode(encoding)
output = u""
else:
output += u"\n"
pgsql = psycopg2.connect(database='filtrage', user='crans')
pgsql.set_session(autocommit=True)
curseur = pgsql.cursor(cursor_factory=psycopg2.extras.DictCursor)
ip_requete = """
SELECT
SUM(upload) as tot_upload,
SUM(download) as tot_download,
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
FROM (
(
SELECT
sum(bytes) as upload,
'0' as download,
mac_src as mac,
ip_src as ip_crans,
ip_dst as ip_ext,
port_src as port_crans,
port_dst as port_ext
FROM
upload
LEFT JOIN
machines
ON
machines.mac_addr = upload.mac_src
WHERE
ip_src=%(pg_value)s
AND NOT
ip_src <<= inet%(ipv6_local)s
AND NOT
ip_dst <<= inet%(ipv6_local)s
AND NOT
ip_dst <<= inet%(plage_ens)s
AND NOT
ip_dst <<= inet%(appt)s
AND NOT
ip_dst <<= inet%(plage_ipv6)s
AND
stamp_inserted >= %(begin)s
AND
stamp_updated <= %(end)s
GROUP BY
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
)
UNION
(
SELECT
'0' as upload,
sum(bytes) as download,
mac_dst as mac,
ip_dst as ip_crans,
ip_src as ip_ext,
port_dst as port_crans,
port_src as port_ext
FROM
upload
LEFT JOIN
machines
ON
machines.mac_addr = upload.mac_dst
WHERE
ip_dst=%(pg_value)s
AND NOT
ip_src <<= inet%(ipv6_local)s
AND NOT
ip_dst <<= inet%(ipv6_local)s
AND NOT
ip_src <<= inet%(plage_ens)s
AND NOT
ip_src <<= inet%(appt)s
AND NOT
ip_src <<= inet%(plage_ipv6)s
AND
stamp_inserted >= %(begin)s
AND
stamp_updated <= %(end)s
GROUP BY
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
)
)
AS
famille
GROUP BY
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
"""
mac_requete = """
SELECT
SUM(upload) as tot_upload,
SUM(download) as tot_download,
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
FROM (
(
SELECT
sum(bytes) as upload,
'0' as download,
mac_src as mac,
ip_src as ip_crans,
ip_dst as ip_ext,
port_src as port_crans,
port_dst as port_ext
FROM
upload
LEFT JOIN
machines
ON
machines.mac_addr = upload.mac_src
WHERE
machines.mac_addr=%(pg_value)s
AND NOT
ip_src <<= inet%(ipv6_local)s
AND NOT
ip_dst <<= inet%(ipv6_local)s
AND NOT
ip_dst <<= inet%(plage_ens)s
AND NOT
ip_dst <<= inet%(appt)s
AND NOT
ip_dst <<= inet%(plage_ipv6)s
AND
stamp_inserted >= %(begin)s
AND
stamp_updated <= %(end)s
GROUP BY
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
)
UNION
(
SELECT
'0' as upload,
sum(bytes) as download,
mac_dst as mac,
ip_dst as ip_crans,
ip_src as ip_ext,
port_dst as port_crans,
port_src as port_ext
FROM
upload
LEFT JOIN
machines
ON
machines.mac_addr = upload.mac_dst
WHERE
machines.mac_addr=%(pg_value)s
AND NOT
ip_src <<= inet%(ipv6_local)s
AND NOT
ip_dst <<= inet%(ipv6_local)s
AND NOT
ip_src <<= inet%(plage_ens)s
AND NOT
ip_src <<= inet%(appt)s
AND NOT
ip_src <<= inet%(plage_ipv6)s
AND
stamp_inserted >= %(begin)s
AND
stamp_updated <= %(end)s
GROUP BY
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
)
)
AS
famille
GROUP BY
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
"""
adh_requete = """
SELECT
SUM(upload) as tot_upload,
SUM(download) as tot_download,
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
FROM (
(
SELECT
sum(bytes) as upload,
'0' as download,
mac_src as mac,
ip_src as ip_crans,
ip_dst as ip_ext,
port_src as port_crans,
port_dst as port_ext
FROM
upload
LEFT JOIN
machines
ON
machines.mac_addr = upload.mac_src
WHERE
machines.type=%(pg_filter)s
AND
machines.id=%(pg_value)s
AND NOT
ip_src <<= inet%(ipv6_local)s
AND NOT
ip_dst <<= inet%(ipv6_local)s
AND NOT
ip_dst <<= inet%(plage_ens)s
AND NOT
ip_dst <<= inet%(appt)s
AND NOT
ip_dst <<= inet%(plage_ipv6)s
AND
stamp_inserted >= %(begin)s
AND
stamp_updated <= %(end)s
GROUP BY
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
)
UNION
(
SELECT
'0' as upload,
sum(bytes) as download,
mac_dst as mac,
ip_dst as ip_crans,
ip_src as ip_ext,
port_dst as port_crans,
port_src as port_ext
FROM
upload
LEFT JOIN
machines
ON
machines.mac_addr = upload.mac_dst
WHERE
machines.type=%(pg_filter)s
AND
machines.id=%(pg_value)s
AND NOT
ip_src <<= inet%(ipv6_local)s
AND NOT
ip_dst <<= inet%(ipv6_local)s
AND NOT
ip_src <<= inet%(plage_ens)s
AND NOT
ip_src <<= inet%(appt)s
AND NOT
ip_src <<= inet%(plage_ipv6)s
AND
stamp_inserted >= %(begin)s
AND
stamp_updated <= %(end)s
GROUP BY
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
)
)
AS
famille
GROUP BY
mac,
ip_crans,
ip_ext,
port_crans,
port_ext
"""
if args.download:
mac_requete += "ORDER BY tot_download DESC"
ip_requete += "ORDER BY tot_download DESC"
adh_requete += "ORDER BY tot_download DESC"
down_color = "rouge"
up_color = "vert"
else:
mac_requete += "ORDER BY tot_upload DESC"
ip_requete += "ORDER BY tot_upload DESC"
adh_requete += "ORDER BY tot_upload DESC"
down_color = "vert"
up_color = "rouge"
mac_requete += " LIMIT %s" % (args.limit)
ip_requete += " LIMIT %s" % (args.limit)
adh_requete += " LIMIT %s" % (args.limit)
fill_in_dict = {
"begin" : args.begin,
"end" : args.end,
"plage_ens" : config.plage_ens,
"ipv6_local" : 'fe80::/8',
"plage_ipv6" : config.prefix['subnet'][0],
"appt" : config.NETs['personnel-ens'][0],
}
if args.aid:
pg_filter = "adherent"
pg_value = int(args.aid)
fill_in_dict.update({'pg_filter' : pg_filter, 'pg_value' : pg_value})
curseur.execute(adh_requete, fill_in_dict)
elif args.cid:
pg_filter = "adherent"
pg_value = int(args.cid)
fill_in_dict.update({'pg_filter' : pg_filter, 'pg_value' : pg_value})
curseur.execute(adh_requete, fill_in_dict)
elif args.ip:
print "Attention, les statistiques par IP sont une mauvaise idée depuis que les extensions de vie privée IPv6 sont actives."
pg_value = args.ip
fill_in_dict.update({'pg_value' : pg_value})
curseur.execute(ip_requete, fill_in_dict)
elif args.mac:
pg_value = args.mac
fill_in_dict.update({'pg_value' : pg_value})
curseur.execute(mac_requete, fill_in_dict)
else:
pg_value = ldap.search(u"(host=%s)" % (args.data))[0]['macAddress'][0].value
if pg_value == '<automatique>':
print "MAC de la machine %s fixée à %s, problème. :o" % (args.data, pg_value)
fill_in_dict.update({'pg_value' : pg_value})
curseur.execute(mac_requete, fill_in_dict)
stats = curseur.fetchall()
peuplade_ip = {}
def convert_ip(ip):
host = peuplade_ip.get(ip, [])
if host:
return host
else:
peuplade_ip[ip] = socket.getfqdn(ip)
return peuplade_ip[ip]
if args.dns:
convert = lambda ip:convert_ip(ip)
else:
convert = lambda ip:ip
if not args.fichier or args.couleur:
styles = (None, None, None, None, None, down_color, up_color)
else:
styles = None
entete = [u"Mac", u"Ip_crans", u"Ip_ext", u"Port_crans", u"Port_ext", unicode("Download (Mio)"), unicode("Upload (Mio)")]
longueur = [17, '*', '*', 10, 8, 14, 14]
format = ('s', 's', 's', 's', 's', 'o', 'o')
data = [[unicode(ligne['mac']), unicode(convert(ligne['ip_crans'])), unicode(convert(ligne['ip_ext'])), unicode(ligne['port_crans']), unicode(ligne['port_ext']), unicode(ligne["tot_download"]), unicode(ligne["tot_upload"])] for ligne in stats]
final_data = affichage.tableau(data, titre=entete, largeur=longueur, styles=styles, format=format)
output += u"Upload total : %s Mio, download total : %s Mio\n" % (sum([int(ligne["tot_upload"]) for ligne in stats])/1024/1024, sum([int(ligne["tot_download"]) for ligne in stats])/1024/1024)
output += final_data
if not args.fichier:
print output.encode(encoding)
else:
with open(args.fichier, 'w') as fichier:
fichier.write(output.encode(encoding))
def pretty_header(args):
if args.aid:
adh = ldap.search(u"(aid=%s)" % (args.aid))[0]
prenom = unicode(adh['prenom'][0])
nom = unicode(adh['nom'][0])
good_sentence = u"Statistiques d'upload de %s %s" % (prenom, nom)
elif args.cid:
club = ldap.search(u"(cid=%s)" % (args.cid))[0]
prenom = "club"
nom = unicode(club['nom'][0])
good_sentence = u"Statistiques d'upload du %s %s" % (prenom, nom)
elif args.ip:
machine = ldap.search(u"(|(ipHostNumber=%(val)s)(ip6HostNumber=%(val)s))" % {'val' : args.ip})[0]
nom = unicode(machine['host'][0])
good_sentence = u"Statistiques d'upload de la machine %s" % (nom)
elif args.mac:
machine = ldap.search(u"(macAddress=%s)" % (args.mac))[0]
nom = unicode(machine['host'][0])
good_sentence = u"Statistiques d'upload de la machine %s" % (nom)
else:
machine = ldap.search(u"(host=%s)" % (args.data))[0]
nom = unicode(machine['host'][0])
good_sentence = u"Statistiques d'upload de la machine %s" % (nom)
if not args.fichier or args.couleur:
return affichage.style(good_sentence, 'gras')
return good_sentence
def self_call(args):
args = ["/usr/scripts/surveillance/analyse2.py"] + args
subprocess.Popen(args, stdout=subprocess.PIPE)
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="Script d'analyse d'échange de données entre un truc et un autre.", add_help=False)
meg = parser.add_mutually_exclusive_group()
meg.add_argument("-a", "--aid", help="Rechercher tout l'upload d'un adhérent. Il ne faut pas renseigner data si on utilise cette option.", action="store", type=int)
parser.add_argument("-b", "--begin", help="Date de début, dans un format \"AAAA/MM/JJ HH:MM:SS\"", type=str, action="store")
meg.add_argument("-c", "--cid", help="Rechercher tout l'upload d'un club. Il ne faut pas renseigner data si on utilise cette option.", action="store", type=int)
parser.add_argument("-C", "--couleur", help="Force la présence des couleurs et styles, y compris avec -f.", action="store_true")
parser.add_argument("-d", "--download", help="Trier par download décroissant", action="store_true")
parser.add_argument("-e", "--end", help="Date de fin, dans un format \"AAAA/MM/JJTHH:MM:SS\"", type=str, action="store")
parser.add_argument("-f", "--fichier", help="Sauvegarder le résultat de la recherche dans le fichier FILE. Désactive les fonctions de style (couleur...)", type=str, action="store")
parser.add_argument("-h", "--help", help="Affiche cette aide et quitte.", action="store_true")
meg.add_argument("-i", "--ip", help="Filtrer sur l'ip fournie. Format IPv4 ou IPv6. Il ne faut pas renseigner data si on utilise cette option.", action="store", type=str)
parser.add_argument("-l", "--limit", help="Limiter le nombre de résultats.", action="store", type=int)
meg.add_argument("-m", "--mac", help="Filtrer sur la mac fournie. Format \"aa:bb:cc:dd:ee:ff\". Il ne faut pas renseigner data si on utilise cette option.", action="store", type=str)
parser.add_argument("-w", "--dns", help="Forcer la résolution dns des IP lorsque c'est possible. Attention, c'est gourmand en temps.", action="store_true")
meg.add_argument("data", help="La donnée suivant laquelle rechercher. Si pas d'autre option, doit être renseigné à un nom de machine.", type=str, nargs='?')
args = parser.parse_args()
now = time.time()
if args.help:
parser.print_help()
sys.exit(0)
if not (args.data or args.aid or args.cid or args.ip or args.mac):
print "Il faut fournir un nom de machine, ou autre."
parser.print_help()
sys.exit(7)
if not args.begin:
args.begin = time.strftime("%Y/%m/%d %H:%M:%S", time.localtime(now - 86400))
if not args.end:
args.end = time.strftime("%Y/%m/%d %H:%M:%S", time.localtime(now))
if not args.download:
args.download = False
if not args.limit:
args.limit = 1000
get_stats(args)
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