Commit 010b6c8d by Czémán Arnold

firewall: fix the Vlan's get_new_address() method, and add test

parent 51f7a578
Pipeline #92 passed with stage
in 0 seconds
......@@ -36,7 +36,6 @@ from django.core.validators import MinValueValidator, MaxValueValidator
from django.core.urlresolvers import reverse
import django.conf
from django.db.models.signals import post_save, post_delete
from django.db.models import Q
from celery.exceptions import TimeoutError
from netaddr import IPSet, EUI, IPNetwork, IPAddress, ipv6_full
......@@ -500,12 +499,11 @@ class Vlan(AclBase, models.Model):
def get_new_address(self):
hosts = self.host_set
query = Q(shared_ip=False)\
| Q(external_ipv4__isnull=False)\
| Q(vlan=self)
ipv4_hosts = Host.objects.filter(query)
used_v4 = IPSet(ipv4_hosts.values_list('ipv4', flat=True))
used_ext_addrs = Host.objects.filter(
external_ipv4__isnull=False).values_list(
'external_ipv4', flat=True)
used_v4 = IPSet(hosts.values_list('ipv4', flat=True)).union(
used_ext_addrs).union([self.network4.ip])
used_v6 = IPSet(hosts.exclude(ipv6__isnull=True)
.values_list('ipv6', flat=True))
......
......@@ -102,6 +102,15 @@ class GetNewAddressTestCase(MockCeleryMixin, TestCase):
owner=self.u1).save()
self.assertRaises(ValidationError, self.vlan.get_new_address)
def test_all_addr_in_use2(self):
Host(hostname='h-xd', mac='01:02:03:04:05:06',
ipv4='10.0.0.6', vlan=self.vlan,
owner=self.u1).save()
Host(hostname='h-arni', mac='01:02:03:04:05:02',
ipv4='100.0.0.1', vlan=self.vlan, external_ipv4='10.0.0.2',
owner=self.u1).save()
self.assertRaises(ValidationError, self.vlan.get_new_address)
def test_new_addr(self):
used_v4 = IPSet(self.vlan.host_set.values_list('ipv4', flat=True))
assert self.vlan.get_new_address()['ipv4'] not in used_v4
......
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