From b41507d0e54483da9c60c74ebc1cc030696a03ca Mon Sep 17 00:00:00 2001 From: esum Date: Sat, 24 Mar 2018 19:46:32 +0100 Subject: [PATCH] Ajout de derniere_connexion.py --- .../management/commands/derniere_connexion.py | 80 +++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 users/management/commands/derniere_connexion.py diff --git a/users/management/commands/derniere_connexion.py b/users/management/commands/derniere_connexion.py new file mode 100644 index 00000000..94dbf939 --- /dev/null +++ b/users/management/commands/derniere_connexion.py @@ -0,0 +1,80 @@ +# ⁻*- mode: python; coding: utf-8 -*- +# Re2o est un logiciel d'administration développé initiallement au rezometz. Il +# se veut agnostique au réseau considéré, de manière à être installable en +# quelques clics. +# +# Copyright © 2018 Benjamin Graillot +# +# Copyright © 2013-2015 Raphaël-David Lasseri +# +# This program 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 program 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., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + +import sys +import re +from datetime import datetime + +from django.core.management.base import BaseCommand, CommandError +from django.utils.timezone import make_aware + +from users.models import User + +# Une liste d'expressions régulières à chercher dans les logs. +# Elles doivent contenir un groupe 'date' et un groupe 'user'. +# Pour le CAS on prend comme entrée cat ~/cas.log | grep -B 2 -A 2 "ACTION: AUTHENTICATION_SUCCESS"| grep 'WHEN\|WHO'|sed 'N;s/\n/ /' +COMPILED_REGEX = map(re.compile, [ + r'^(?P\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}).*(?:'r'dovecot.*Login: user=<|'r'sshd.*Accepted.*for 'r')(?P[^ >]+).*$', + r'^(?P.*) LOGIN INFO User logged in : (?P.*)', + r'WHO: \[username: (?P.*)\] WHEN: (?P.* CET .*)', + r'WHO: \[username: (?P.*)\] WHEN: (?P.* CEST .*)' +]) + +# Les formats de date en strftime associés aux expressions ci-dessus. +DATE_FORMATS = [ + "%Y-%m-%dT%H:%M:%S", + "%d/%b/%Y:%H:%M:%S", + "%a %b %d CET %H:%M:%S%Y", + "%a %b %d CEST %H:%M:%S%Y" +] + +class Command(BaseCommand): + help = 'Update the time of the latest connection for users by matching stdin against a set of regular expressions' + + def handle(self, *args, **options): + + def parse_logs(logfile): + """ + Parse les logs sur l'entrée standard et rempli un dictionnaire + ayant pour clef le pseudo de l'adherent + """ + global COMPILED_REGEX, DATE_FORMATS + + parsed_log = {} + for line in logfile: + for i, regex in enumerate(COMPILED_REGEX): + m = regex.match(line) + if m: + parsed_log[m.group('user')] = make_aware(datetime.strptime(m.group('date'), DATE_FORMATS[i])) + return parsed_log + + parsed_log = parse_logs(sys.stdin) + + for pseudo in parsed_log: + for user in User.objects.filter(pseudo=pseudo): + last_login = parsed_log.get(user.pseudo, user.last_login) + if not user.last_login: + user.last_login = last_login + elif last_login > user.last_login: + user.last_login = last_login + user.save()