** Changed in: nova
Status: New => Opinion
** Changed in: nova
Importance: Undecided => Wishlist
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https://bugs.launchpad.net/bugs/1300250
Title:
Cannot attach volume to a livecd based vm instance
Status in OpenStack Compute (Nova):
Opinion
Bug description:
It is impossible to attach volume to a LiveCD based vm instance. I
managed to do this finally by hacking the nova database accordig to:
http://paste.openstack.org/show/48247/
Part of log with a problem:
k/nova/nova/openstack/common/lockutils.py:252
2014-03-31 13:29:44.117 ERROR nova.virt.block_device
[req-2cfd1b0b-610f-40a0-8ed4-97ecd6128beb biocloud_psnc biocloud] [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] Driver failed to atta
ch volume 1a046bbe-a326-4dbe-9f05-e3f2fa40a4e7 at /dev/hda
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] Traceback (most recent call last):
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/virt/block_device.py", line 239, in attach
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] device_type=self['device_type'],
encryption=encryption)
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/virt/libvirt/driver.py", line 1246, in attach_volume
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] disk_dev)
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/openstack/common/excutils.py", line 68, in __exit__
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] six.reraise(self.type_, self.value,
self.tb)
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/virt/libvirt/driver.py", line 1233, in attach_volume
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9]
virt_dom.attachDeviceFlags(conf.to_xml(), flags)
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 179, in d
oit
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] result = proxy_call(self._autowrap,
f, *args, **kwargs)
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 139, in p
roxy_call
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] rv = execute(f,*args,**kwargs)
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 77, in tw
orker
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] rv = meth(*args,**kwargs)
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/usr/lib/python2.7/dist-packages/libvirt.py", line 420, in attachDeviceFl
ags
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] if ret == -1: raise libvirtError
('virDomainAttachDeviceFlags() failed', dom=
self)
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] libvirtError: invalid argument: target
hda already exists.
2014-03-31 13:29:44.117 21366 TRACE nova.virt.block_device [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9]
2014-03-31 13:29:44.162 DEBUG nova.volume.cinder
[req-2cfd1b0b-610f-40a0-8ed4-97ecd6128beb biocloud_psnc biocloud] Cinderclient
connection created using URL: http://biocloud.vph.psnc.pl:877
6/v1/8e4b75100b0d42faa562c1b8f06984cf cinderclient
/opt/stack/nova/nova/volume/cinder.py:93
2014-03-31 13:29:44.167 21366 INFO requests.packages.urllib3.connectionpool
[-] Starting new HTTP connection (1): biocloud.vph.psnc.pl
2014-03-31 13:29:44.940 21366 DEBUG requests.packages.urllib3.connectionpool
[-] "POST
/v1/8e4b75100b0d42faa562c1b8f06984cf/volumes/1a046bbe-a326-4dbe-9f05-e3f2fa40a4e7/action
HTTP/1.1" 202
0 _make_request
/usr/local/lib/python2.7/dist-packages/requests/packages/urllib3/connectionpool.py:344
2014-03-31 13:29:44.942 ERROR nova.compute.manager
[req-2cfd1b0b-610f-40a0-8ed4-97ecd6128beb biocloud_psnc biocloud] [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] Failed to attach 1a046b
be-a326-4dbe-9f05-e3f2fa40a4e7 at /dev/hda
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] Traceback (most recent call last):
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/compute/manager.py", line 4135, in _attach_volume
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] do_check_attach=False,
do_driver_attach=True)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/virt/block_device.py", line 44, in wrapped
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] ret_val = method(obj, context, *args,
**kwargs)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/virt/block_device.py", line 248, in attach
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] connector)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/openstack/common/excutils.py", line 68, in __exit__
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] six.reraise(self.type_, self.value,
self.tb)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/virt/block_device.py", line 239, in attach
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] device_type=self['device_type'],
encryption=encryption)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/virt/libvirt/driver.py", line 1246, in attach_volume
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] disk_dev)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/openstack/common/excutils.py", line 68, in __exit__
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] six.reraise(self.type_, self.value,
self.tb)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/opt/stack/nova/nova/virt/libvirt/driver.py", line 1233, in attach_volume
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9]
virt_dom.attachDeviceFlags(conf.to_xml(), flags)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 179, in doi
t
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] result = proxy_call(self._autowrap,
f, *args, **kwargs)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 139, in pro
xy_call
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] rv = execute(f,*args,**kwargs)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 77, in twor
ker
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] rv = meth(*args,**kwargs)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] File
"/usr/lib/python2.7/dist-packages/libvirt.py", line 420, in attachDeviceFlag
s
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] if ret == -1: raise libvirtError
('virDomainAttachDeviceFlags() failed', dom=se
lf)
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9] libvirtError: invalid argument: target
hda already exists.
2014-03-31 13:29:44.942 21366 TRACE nova.compute.manager [instance:
5a1c854d-5571-4d0e-8414-ae60f57571d9]
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