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Gestion complète avec dhcpv6 si necessaire

This commit is contained in:
Gabriel Detraz 2018-01-30 05:33:56 +00:00 committed by root
parent f11f577b1d
commit 185fa6068a
2 changed files with 52 additions and 5 deletions

View file

@ -1207,6 +1207,26 @@ class Interface(FieldPermissionModelMixin,models.Model):
else:
return None
@cached_property
def gen_ipv6_dhcpv6(self):
"""Cree une ip, à assigner avec dhcpv6 sur une machine"""
prefix_v6 = self.type.ip_type.prefix_v6
if not prefix_v6:
return None
return IPv6Address(IPv6Address(prefix_v6).exploded[:20] + IPv6Address(self.id).exploded[20:])
def sync_ipv6_dhcpv6(self):
"""Affecte une ipv6 dhcpv6 calculée à partir de l'id de la machine"""
ipv6_dhcpv6 = self.gen_ipv6_dhcpv6
if not ipv6_dhcpv6:
return
ipv6 = Ipv6List.objects.filter(ipv6=str(ipv6_dhcpv6)).first()
if not ipv6:
ipv6 = Ipv6List(ipv6=str(ipv6_dhcpv6))
ipv6.interface = self
ipv6.save()
return
def sync_ipv6_slaac(self):
"""Cree, mets à jour et supprime si il y a lieu l'ipv6 slaac associée
à la machine
@ -1222,6 +1242,16 @@ class Interface(FieldPermissionModelMixin,models.Model):
ipv6_object.ipv6 = str(ipv6_slaac)
ipv6_object.save()
def sync_ipv6(self):
"""Cree et met à jour l'ensemble des ipv6 en fonction du mode choisi"""
machine_options, _created = preferences.models.OptionalMachine.objects.get_or_create()
if machine_options.ipv6_mode == 'SLAAC':
self.sync_ipv6_slaac()
elif machine_options.ipv6_mode == 'DHCPV6':
self.sync_ipv6_dhcpv6()
else:
return
def ipv6(self):
""" Renvoie le queryset de la liste des ipv6
On renvoie l'ipv6 slaac que si le mode slaac est activé (et non dhcpv6)"""
@ -1488,15 +1518,20 @@ class Ipv6List(FieldPermissionModelMixin, models.Model):
def check_and_replace_prefix(self, prefix=None):
"""Si le prefixe v6 est incorrect, on maj l'ipv6"""
if IPv6Address(self.ipv6).exploded[:20] != IPv6Address(prefix or self.interface.type.ip_type.prefix_v6).exploded[:20]:
self.ipv6 = IPv6Address(IPv6Address(prefix or self.interface.type.ip_type.prefix_v6).exploded[:20] + IPv6Address(self.ipv6).exploded[20:])
prefix_v6 = prefix or self.interface.type.ip_type.prefix_v6
if not prefix_v6:
return
if IPv6Address(self.ipv6).exploded[:20] != IPv6Address(prefix_v6).exploded[:20]:
self.ipv6 = IPv6Address(IPv6Address(prefix_v6).exploded[:20] + IPv6Address(self.ipv6).exploded[20:])
self.save()
def clean(self, *args, **kwargs):
if self.slaac_ip and Ipv6List.objects.filter(interface=self.interface, slaac_ip=True).exclude(id=self.id):
raise ValidationError("Une ip slaac est déjà enregistrée")
if IPv6Address(self.ipv6).exploded[:20] != IPv6Address(self.interface.type.ip_type.prefix_v6).exploded[:20]:
raise ValidationError("Le prefixv6 est incorrect et ne correspond pas au type associé à la machine")
prefix_v6 = self.interface.type.ip_type.prefix_v6
if prefix_v6:
if IPv6Address(self.ipv6).exploded[:20] != IPv6Address(prefix_v6).exploded[:20]:
raise ValidationError("Le prefixv6 est incorrect et ne correspond pas au type associé à la machine")
super(Ipv6List, self).clean(*args, **kwargs)
def save(self, *args, **kwargs):
@ -2182,7 +2217,7 @@ def interface_post_save(sender, **kwargs):
"""Synchronisation ldap et régen parefeu/dhcp lors de la modification
d'une interface"""
interface = kwargs['instance']
interface.sync_ipv6_slaac()
interface.sync_ipv6()
user = interface.machine.user
user.ldap_sync(base=False, access_refresh=False, mac_refresh=True)
# Regen services

View file

@ -28,6 +28,9 @@ from __future__ import unicode_literals
from django.utils.functional import cached_property
from django.db import models
import cotisations.models
import machines.models
from django.db.models.signals import post_save, post_delete
from django.dispatch import receiver
from .aes_field import AESEncryptedField
@ -216,6 +219,15 @@ class OptionalMachine(models.Model):
de voir les préférences concernant les machines"
@receiver(post_save, sender=OptionalMachine)
def interface_post_save(sender, **kwargs):
"""Synchronisation ipv6"""
machine_pref = kwargs['instance']
if machine_pref.ipv6_mode != "DISABLED":
for interface in machines.models.Interface.objects.all():
interface.sync_ipv6()
class OptionalTopologie(models.Model):
"""Reglages pour la topologie : mode d'accès radius, vlan où placer
les machines en accept ou reject"""