OpenStack Compute (Nova)
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rsritesh d89e7d7857 libvirt: flatten rbd images when unshelving an instance
Previously attempts to remove the shelved snapshot of an unshelved
instance when using the rbd backends for both Nova and Glance would
fail. This was due to the instance disk being cloned from and still
referencing the shelved snapshot image in Glance, blocking any attempt
to remove this image later in the unshelve process.

After much debate this change attempts to fix this issue by flattening
the instance disk while the instance is being spawned as part of an
unshelve. For the rbd imagebackend this removes any reference to the
shelved snapshot in Glance allowing this image to be removed. For all
other imagebackends the call to flatten the image is currently a no-op.

Co-Authored-By: Lee Yarwood <lyarwood@redhat.com>
Co-Authored-By: Vladyslav Drok <vdrok@mirantis.com>

Closes-Bug: #1653953
Change-Id: If3c9d1de3ce0fe394405bd1e1f0fa08ce2baeda8
2019-06-27 09:52:45 +01:00
api-guide/source Merge "docs: Rework all things metadata'y" 2019-06-23 09:13:08 +00:00
api-ref/source conf: Rename 'configuration drive' to 'config drive' 2019-06-20 18:23:14 +01:00
devstack Merge "Add nova-multi-cell job" 2019-04-30 21:18:42 +00:00
doc Merge "Mention [cinder]/cross_az_attach in the AZ docs" 2019-06-24 13:34:01 +00:00
etc/nova Merge "Summarize output of sample configuration generator" 2019-06-16 07:30:03 +00:00
gate Make nova-next archive using --before 2019-06-05 07:42:23 -07:00
nova libvirt: flatten rbd images when unshelving an instance 2019-06-27 09:52:45 +01:00
playbooks/legacy Merge "Set [quota]count_usage_from_placement = True in nova-next" 2019-05-30 20:39:56 +00:00
releasenotes Merge "extend libvirt video model support" 2019-06-24 03:53:29 +00:00
tools Replace git.openstack.org URLs with opendev.org URLs 2019-04-24 13:59:57 +08:00
.coveragerc Remove nova/openstack/* from .coveragerc 2016-10-12 16:20:49 -04:00
.gitignore Delete the placement code 2019-04-28 20:06:15 +00:00
.gitreview OpenDev Migration Patch 2019-04-19 19:45:52 +00:00
.mailmap Add mailmap entry 2014-05-07 12:14:26 -07:00
.stestr.conf Finish stestr migration 2017-11-24 16:51:12 -05:00
.zuul.yaml Merge "Make all functional tests reusable by other projects" 2019-06-05 07:20:42 +00:00
CONTRIBUTING.rst Update links in documents 2018-01-12 17:05:11 +08:00
HACKING.rst Hacking N362: Don't abbrev/alias privsep import 2019-04-04 20:42:43 +00:00
LICENSE initial commit 2010-05-27 23:05:26 -07:00
MAINTAINERS Fix broken URLs 2017-09-07 15:42:31 +02:00
README.rst Docs: modernise links 2018-03-24 20:27:11 +08:00
babel.cfg Get rid of distutils.extra. 2012-02-08 19:30:39 -08:00
bindep.txt Merge "Bindep does not catch missing libpcre3-dev on Ubuntu" 2018-02-14 07:31:09 +00:00
lower-constraints.txt Move selective patching of open() to nova.test for reuse 2019-05-25 02:49:40 +00:00
requirements.txt Blacklist python-cinderclient 4.0.0 2019-05-30 09:30:24 +08:00
setup.cfg Update Python 3 test runtimes for Train 2019-05-09 17:35:43 +08:00
setup.py Updated from global requirements 2017-03-02 11:50:48 +00:00
test-requirements.txt Merge "Exclude broken ironicclient versions 2.7.1" 2019-06-03 19:44:11 +00:00
tox.ini Merge "update comment on ignore_basepython_conflict" 2019-06-13 22:45:58 +00:00

README.rst

Team and repository tags

image

OpenStack Nova

OpenStack Nova provides a cloud computing fabric controller, supporting a wide variety of compute technologies, including: libvirt (KVM, Xen, LXC and more), Hyper-V, VMware, XenServer, OpenStack Ironic and PowerVM.

Use the following resources to learn more.

API

To learn how to use Nova's API, consult the documentation available online at:

For more information on OpenStack APIs, SDKs and CLIs in general, refer to:

Operators

To learn how to deploy and configure OpenStack Nova, consult the documentation available online at:

In the unfortunate event that bugs are discovered, they should be reported to the appropriate bug tracker. If you obtained the software from a 3rd party operating system vendor, it is often wise to use their own bug tracker for reporting problems. In all other cases use the master OpenStack bug tracker, available at:

Developers

For information on how to contribute to Nova, please see the contents of the CONTRIBUTING.rst.

Any new code must follow the development guidelines detailed in the HACKING.rst file, and pass all unit tests.

Further developer focused documentation is available at:

Other Information

During each Summit and Project Team Gathering, we agree on what the whole community wants to focus on for the upcoming release. The plans for nova can be found at: