From 9fd02255e4bc3a514d6ac928a7721ef839bdf4eb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rapha=C3=ABl-David=20Lasseri?= <lasseri@crans.org>
Date: Sun, 26 Oct 2014 02:33:48 +0200
Subject: [PATCH] =?UTF-8?q?Nouveau=20script=20pour=20mettre=20=C3=A0=20jou?=
 =?UTF-8?q?r=20l'attribut=20derniereConnexion=20des=20adh?=
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---
 surveillance/derniere_connexion.py | 94 ++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100755 surveillance/derniere_connexion.py

diff --git a/surveillance/derniere_connexion.py b/surveillance/derniere_connexion.py
new file mode 100755
index 00000000..44b68cfe
--- /dev/null
+++ b/surveillance/derniere_connexion.py
@@ -0,0 +1,94 @@
+#!/bin/bash /usr/scripts/python.sh
+# -*- coding: utf-8 -*-
+#
+# derniere_connexion.py
+# -----------------
+#
+# Copyright (C) 2013-2015 Raphaël-David Lasseri <lasseri@crans.org>,
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This file is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.
+
+import re
+import sys
+import os
+import datetime
+from time import mktime
+from time import strptime
+from lc_ldap import shortcuts
+
+# Requete ldap pour récupérer tout les adhérents en mode read-write
+db = shortcuts.lc_ldap_admin()
+#db=lc_ldap.lc_ldap(uri='ldap://vo.adm.crans.org',dn='cn=admin,dc=crans,dc=org',cred='75bdb64f32',user='lasseri')
+
+# Expression régulière sur les logs de connexion pour l'intranet et pour le CAS
+# Pour le CAS on prends comme entrée cat ~/cas.log | grep -B 2 -A 2 "ACTION: AUTHENTICATION_SUCCESS"| grep 'WHEN\|WHO'|sed 'N;s/\n/ /'
+COMPILE_REGEX = lambda x:re.compile(x)
+COMPILED_REGEX = map(COMPILE_REGEX, [
+                  r'^(\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}).*(?:'r'dovecot.*Login: user=<|'r'sshd.*Accepted.*for 'r')([^ >]+).*$',
+                  r'^(.*) LOGIN INFO User logged in : (.*)',
+                  r'WHO: \[username: (.*)\] WHEN: (.*) (?:CEST|CET) (.*)',
+                 ])
+
+
+def parse_logs(logfile):
+    """ 
+    Parse les logs sur l'entrée standard et rempli un dictionnaire
+    ayant pour clef l'uid de l adherent
+
+    """
+    parsed_log = {}
+    for line in logfile:
+        m0 = COMPILED_REGEX[0].match(line)
+        m1 = COMPILED_REGEX[1].match(line)
+        m2 = COMPILED_REGEX[2].match(line)
+        if m0:
+            parsed_log[m0.group(2)]=int(mktime(strptime(m0.group(1),"%Y-%m-%dT%H:%M:%S")))
+        if m1:
+            parsed_log[m1.group(2)]=int(mktime(strptime(m1.group(1),"%d/%b/%Y:%H:%M:%S")))
+        if m2:
+            parsed_log[m2.group(1)]=int(mktime(strptime(m2.group(2)+m2.group(3),"%a %b %d %H:%M:%S%Y")))
+    return parsed_log        
+
+
+def update_connexion(dico):
+    """ 
+    Fonction qui met a jour la base ldap.
+    Si la date présente dans ldap est inférieure à celle des logs
+    parsés sur le serveur ou ce script est executé on met à jour 
+    l'attribut avec la nouvelle valeur
+    """
+    for adh in db.search(u'(&(uid=*)(aid=*))',mode='rw',sizelimit=60000):
+        with adh:
+            uid = adh.get(u'uid',None)[0].value
+            last_connexion = adh.get(u'derniereConnexion',None)
+            if uid in dico:
+                date_log_int = dico[u'%s'%uid]
+                date_log=datetime.datetime.fromtimestamp(date_log_int)
+                if last_connexion:
+                    date_ldap=datetime.datetime.fromtimestamp(last_connexion[0].value)
+                    if date_log > date_ldap:
+                        last_connexion.pop()
+                        last_connexion.append(date_log_int)    
+                else: last_connexion.append(date_log_int)
+                adh.save()
+
+
+
+if __name__ == "__main__":
+    parsed_log=parse_logs(sys.stdin)
+    update_connexion(parsed_log)
+
+
+