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[Bug 1642935] Re: can't boot lxd container from volume

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Ondrej Linha <1642935@xxxxxxxxxxxxxxxxxx>
Date: Thu, 24 Nov 2016 14:22:09 -0000
Reply-to: Bug 1642935 <1642935@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
** Project changed: nova => nova-lxd

** Description changed:

  lxd container initialization failed when booting from block device (lvm)
  
  * ubutnu server 16.04 lts
  ** nova-compute-lxd 14.0.0-0ubuntu1~cloud0
  ** python-nova-lxd 14.0.0-0ubuntu1~cloud0
+ 
+ Test steps:
+ 1. Create volume with image eg. https://cloud-images.ubuntu.com/trusty/current/trusty-server-cloudimg-amd64-root.tar.gz
+ 2. Start LXD instance from that volume
+ 
+ Result:
  
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [req-9225eff7-0bc0-488e-aa26-f3961f5e57ae 3a3320729a2346a0ae4f44d122fc0c2c bae1c166a41547c289fe7ae077272648 - - -] [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26] Instance failed to spawn
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26] Traceback (most recent call last):
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2078, in _build_resources
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     yield resources
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1920, in _build_and_run_instance
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     block_device_info=block_device_info)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/nova/virt/lxd/driver.py", line 274, in spawn
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     self.setup_image(context, instance, image_meta)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/nova/virt/lxd/driver.py", line 1177, in setup_image
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     container_utils.get_container_rootfs_image(image_meta)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/nova/virt/lxd/utils.py", line 30, in get_container_rootfs_image
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     return os.path.join(BASE_DIR, '%s-rootfs.tar.gz' % image_meta.id)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/oslo_versionedobjects/base.py", line 67, in getter
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     self.obj_load_attr(name)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/oslo_versionedobjects/base.py", line 632, in obj_load_attr
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     _("Cannot load '%s' in the base class") % attrname)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26] NotImplementedError: Cannot load 'id' in the base class

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https://bugs.launchpad.net/bugs/1642935

Title:
  can't boot lxd container from volume

Status in nova-lxd:
  New

Bug description:
  lxd container initialization failed when booting from block device
  (lvm)

  * ubutnu server 16.04 lts
  ** nova-compute-lxd 14.0.0-0ubuntu1~cloud0
  ** python-nova-lxd 14.0.0-0ubuntu1~cloud0

  Test steps:
  1. Create volume with image eg. https://cloud-images.ubuntu.com/trusty/current/trusty-server-cloudimg-amd64-root.tar.gz
  2. Start LXD instance from that volume

  Result:

  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [req-9225eff7-0bc0-488e-aa26-f3961f5e57ae 3a3320729a2346a0ae4f44d122fc0c2c bae1c166a41547c289fe7ae077272648 - - -] [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26] Instance failed to spawn
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26] Traceback (most recent call last):
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2078, in _build_resources
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     yield resources
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1920, in _build_and_run_instance
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     block_device_info=block_device_info)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/nova/virt/lxd/driver.py", line 274, in spawn
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     self.setup_image(context, instance, image_meta)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/nova/virt/lxd/driver.py", line 1177, in setup_image
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     container_utils.get_container_rootfs_image(image_meta)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/nova/virt/lxd/utils.py", line 30, in get_container_rootfs_image
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     return os.path.join(BASE_DIR, '%s-rootfs.tar.gz' % image_meta.id)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/oslo_versionedobjects/base.py", line 67, in getter
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     self.obj_load_attr(name)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]   File "/usr/lib/python2.7/dist-packages/oslo_versionedobjects/base.py", line 632, in obj_load_attr
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26]     _("Cannot load '%s' in the base class") % attrname)
  2016-11-18 12:20:58.308 20325 ERROR nova.compute.manager [instance: dab08366-e4a8-43ad-9f6c-9434d1a2ee26] NotImplementedError: Cannot load 'id' in the base class

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References

[Bug 1642935] [NEW] can't boot lxd container from volume
From: Ondrej Linha, 2016-11-18