Commit 490e1dac by Guba Sándor

vm: handle IntegrityError exception at allocate_vnc

parent 02ba97dc
......@@ -32,6 +32,7 @@ from django.core.exceptions import PermissionDenied
from django.db.models import (BooleanField, CharField, DateTimeField,
IntegerField, ForeignKey, Manager,
ManyToManyField, permalink, SET_NULL, TextField)
from django.db import IntegrityError
from django.dispatch import Signal
from django.utils import timezone
from django.utils.translation import ugettext_lazy as _, ugettext_noop
......@@ -926,8 +927,16 @@ class Instance(AclBase, VirtualMachineDescModel, StatusModel, OperatedMixin,
def allocate_vnc_port(self):
if self.vnc_port is None:
while True:
self.vnc_port = find_unused_vnc_port()
except IntegrityError:
# Another thread took this port get another one
logger.debug("Port %s is in use.", self.vnc_port)
def yield_vnc_port(self):
if self.vnc_port is not None:
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