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Nouveau système auth.py et authenticate : traduction avec python 2.7
This commit is contained in:
Gabriel Detraz
root
parent
0be751ab0f
commit
4c41da258e
2 changed files with 125 additions and 36 deletions
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@ -38,10 +38,37 @@ import radiusd # Module magique freeradius (radiusd.py is dummy)
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import os
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import binascii
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import hashlib
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import subprocess
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import os, sys
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from ast import literal_eval as make_tuple
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import os, sys
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proj_path = "/var/www/re2o/"
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# This is so Django knows where to find stuff.
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os.environ.setdefault("DJANGO_SETTINGS_MODULE", "re2o.settings")
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sys.path.append(proj_path)
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# This is so my local_settings.py gets loaded.
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os.chdir(proj_path)
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# This is so models get loaded.
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from django.core.wsgi import get_wsgi_application
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application = get_wsgi_application()
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import argparse
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from django.db.models import Q
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from machines.models import Interface, IpList, Domain
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from topologie.models import Room, Port, Switch
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from users.models import User
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from preferences.models import OptionalTopologie
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options, created = OptionalTopologie.objects.get_or_create()
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VLAN_NOK = options.vlan_decision_nok.vlan_id
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VLAN_OK = options.vlan_decision_ok.vlan_id
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MAC_AUTOCAPTURE = options.mac_autocapture
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#: Serveur radius de test (pas la prod)
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TEST_SERVER = bool(os.getenv('DBG_FREERADIUS', False))
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@ -117,36 +144,7 @@ def authorize(data):
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"""Fonction qui aiguille entre nas, wifi et filaire pour authorize
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On se contecte de faire une verification basique de ce que contien la requète
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pour déterminer la fonction à utiliser"""
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if data.get('Service-Type', '')==u'NAS-Prompt-User' or data.get('Service-Type', '')==u'Administrative-User':
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return authorize_user(data)
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else:
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return authorize_fil(data)
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@radius_event
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def authorize_user(data):
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nas = data.get('NAS-IP-Address', None)
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nas_id = data.get('NAS-Identifier', None)
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user = data.get('User-Name', None)
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password = data.get('User-Password', None)
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out = subprocess.check_output(['/usr/bin/python3', '/var/www/re2o/freeradius_utils/authenticate_user.py', user, password])
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if out[:-1] == u"TRUE":
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if data.get('Service-Type', '')==u'NAS-Prompt-User':
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logger.info(u"Access of user %s on %s (%s)" % (user, nas, nas_id))
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elif data.get('Service-Type', '')==u'Administrative-User':
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logger.info(u"Enable manager for %s on %s (%s)" % (user, nas, nas_id))
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return (radiusd.RLM_MODULE_UPDATED,
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(),
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(
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("Auth-Type", "Accept"),
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),
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)
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else:
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return (radiusd.RLM_MODULE_UPDATED,
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(),
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(
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("Auth-Type", "Reject"),
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),
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)
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return authorize_fil(data)
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@radius_event
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@ -210,8 +208,8 @@ def post_auth_fil(data):
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mac = data.get('Calling-Station-Id', None)
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# Hack, à cause d'une numérotation cisco baroque
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port = port.split(".")[0].split('/')[-1][-2:]
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out = subprocess.check_output(['/usr/bin/python3', '/var/www/re2o/freeradius_utils/authenticate_filaire.py', nas, port, mac])
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sw_name, reason, vlan_id = make_tuple(out)
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out = decide_vlan_and_register_macauth(nas, port, mac)
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sw_name, reason, vlan_id = out
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log_message = '(fil) %s -> %s [%s%s]' % \
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(sw_name + u":" + port, mac, vlan_id, (reason and u': ' + reason).encode('utf-8'))
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@ -237,3 +235,64 @@ def detach(_=None):
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print "*** goodbye from auth.py ***"
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return radiusd.RLM_MODULE_OK
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def decide_vlan_and_register_macauth(switch_id, port_number, mac_address):
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# Get port from switch and port number
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switch = Switch.objects.filter(switch_interface=Interface.objects.filter(Q(ipv4=IpList.objects.filter(ipv4=switch_id)) | Q(domain=Domain.objects.filter(name=switch_id))))
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if not switch:
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return ('?', 'Switch inconnu', VLAN_OK)
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sw_name = str(switch.first().switch_interface)
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port = Port.objects.filter(switch=switch.first(), port=port_number)
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if not port:
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return (sw_name, 'Port inconnu', VLAN_OK)
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port = port.first()
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if port.radius == 'NO':
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return (sw_name, "Pas d'authentification sur ce port", VLAN_OK)
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if port.radius == 'BLOQ':
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return (sw_name, 'Port desactive', VLAN_NOK)
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if port.radius == 'STRICT':
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if not port.room:
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return (sw_name, 'Chambre inconnue', VLAN_NOK)
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room_user = User.objects.filter(room=Room.objects.filter(name=port.room))
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if not room_user:
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return (sw_name, 'Chambre non cotisante', VLAN_NOK)
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elif not room_user.first().has_access():
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return (sw_name, 'Chambre resident desactive', VLAN_NOK)
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# else: user OK, on passe à la verif MAC
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if port.radius == 'COMMON' or port.radius == 'STRICT':
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# Authentification par mac
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interface = Interface.objects.filter(mac_address=mac_address)
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if not interface:
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# On essaye de register la mac
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if not MAC_AUTOCAPTURE:
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return (sw_name, 'Machine inconnue', VLAN_NOK)
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elif not port.room:
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return (sw_name, 'Chambre et machine inconnues', VLAN_NOK)
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else:
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room_user = User.objects.filter(room=Room.objects.filter(name=port.room))
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if not room_user:
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return (sw_name, 'Machine et propriétaire de la chambre inconnus', VLAN_NOK)
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elif not room_user.first().has_access():
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return (sw_name, 'Machine inconnue et adhérent non cotisant', VLAN_NOK)
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else:
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result, reason = user.autoregister_machine(mac_address)
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if result:
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return (sw_name, 'Access Ok, Capture de la mac...', VLAN_OK)
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else:
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return (sw_name, u'Erreur dans le register mac %s' % reason, VLAN_NOK)
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elif not interface.first().is_active:
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return (sw_name, 'Machine non active / adherent non cotisant', VLAN_NOK)
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else:
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return (sw_name, 'Machine OK', VLAN_OK)
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# On gere bien tous les autres états possibles, il ne reste que le VLAN en dur
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return (sw_name, 'VLAN impose', int(port.radius))
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@ -47,8 +47,8 @@ from django.contrib.auth.models import AbstractBaseUser, BaseUserManager
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from django.core.validators import MinLengthValidator
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from topologie.models import Room
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from cotisations.models import Cotisation, Facture, Paiement, Vente
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from machines.models import Interface, Machine, regen
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from preferences.models import GeneralOption, AssoOption, OptionalUser, MailMessageOption
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from machines.models import Domain, Interface, MachineType, Machine, regen
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from preferences.models import GeneralOption, AssoOption, OptionalUser, OptionalMachine, MailMessageOption
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now = timezone.now()
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@ -453,6 +453,36 @@ class User(AbstractBaseUser):
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general_options.email_from, [req.user.email], fail_silently=False)
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return
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def autoregister_machine(self, mac_address):
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all_machines = self.all_machines()
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options, created = OptionalMachine.objects.get_or_create()
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if all_macines.count() > options.max_lambdauser_interfaces:
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return False, "Maximum de machines enregistrees atteinte"
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try:
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machine_parent = Machine()
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machine_parent.user = self
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interface_cible = Interface()
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interface_cible.mac_address = mac_address
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interface_cible.type = MachineType.objects.all().first()
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interface_cible.clean()
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machine_parent.clean()
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domain = Domain()
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domain.name = self.pseudo.replace('_','-').lower() + str(all_machines.count())
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with transaction.atomic(), reversion.create_revision():
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machine_parent.save()
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interface_cible.machine = machine_parent
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interface_cible.save()
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domain.interface_parent = interface_cible
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domain.clean()
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domain.save()
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reversion.set_comment("Autocapture radius")
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except Exception as e:
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return False, e
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return True, "Ok"
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def all_machines(self):
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return Interfaces.objects.filter(machine__in=Machine.objects.filter(user=self))
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def __str__(self):
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return self.pseudo
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