Commit 6487ae94 by Dudás Ádám

vm: assign locally unique device numbers to disks on deploy

parent 4b4735b7
......@@ -2,6 +2,7 @@ from __future__ import absolute_import, unicode_literals
from datetime import timedelta
from logging import getLogger
from importlib import import_module
import string
import django.conf
from django.db.models import (BooleanField, CharField, DateTimeField,
......@@ -480,7 +481,15 @@ class Instance(AclBase, VirtualMachineDescModel, TimeStampedModel):
# Deploy virtual images
with act.sub_activity('deploying_disks'):
devnums = list(string.lowercase) # a-z
for disk in self.disks.all():
# assign device numbers
if disk.dev_num in devnums:
disk.dev_num = devnums.pop(0)
# deploy disk
queue_name = self.get_remote_queue_name('vm')
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