openstack/kayobe
Code Issues Proposed changes

Build overcloud host images via DIB by default

Browse Source 
Changes overcloud_dib_build_host_images to true, as promised in
I93d242889e225b4e60254f6b9cc5eeb457294ac8.

Change-Id: I322432985535348fb4ebe5bff7db5dd68f16b340
This commit is contained in:
Mark Goddard 2022-12-01 12:17:57 +00:00 committed by Pierre Riteau
parent 744ca0918f
commit 50f5fb14e3
6 changed files with 15 additions and 11 deletions
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6
ansible/inventory/group_vars/all/overcloud-dib
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@ -7,8 +7,8 @@
# Whether to build host disk images with DIB directly instead of through # Whether to build host disk images with DIB directly instead of through
# Bifrost. Setting it to true disables Bifrost image build and allows images to # Bifrost. Setting it to true disables Bifrost image build and allows images to
# be built with the `kayobe overcloud host image build` command. Default value # be built with the `kayobe overcloud host image build` command. Default value
# is {{ os_distribution == 'rocky' }}. This will change in a future release. # is true.
overcloud_dib_build_host_images: "{{ os_distribution == 'rocky' }}" overcloud_dib_build_host_images: true
# List of additional build host packages to install. # List of additional build host packages to install.
overcloud_dib_host_packages_extra: [] overcloud_dib_host_packages_extra: []
@ -96,4 +96,4 @@ overcloud_dib_upper_constraints_file: "{{ pip_upper_constraints_file }}"
# Upper constraints file for installation of DIB to build overcloud host disk images. # Upper constraints file for installation of DIB to build overcloud host disk images.
# Default is empty string. # Default is empty string.
overcloud_dib_dib_upper_constraints_file: "" overcloud_dib_dib_upper_constraints_file: ""

2
doc/source/configuration/reference/bifrost.rst
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@ -42,7 +42,7 @@ Overcloud root disk image configuration
.. note:: .. note::
This configuration only applies when ``overcloud_dib_build_host_images`` This configuration only applies when ``overcloud_dib_build_host_images``
(set in ``${KAYOBE_CONFIG_PATH}/overcloud-dib.yml``) is not changed to true. (set in ``${KAYOBE_CONFIG_PATH}/overcloud-dib.yml``) is changed to false.
Bifrost uses Diskimage builder (DIB) to build a root disk image that is Bifrost uses Diskimage builder (DIB) to build a root disk image that is
deployed to overcloud hosts when they are provisioned. The following options deployed to overcloud hosts when they are provisioned. The following options

3
doc/source/configuration/reference/overcloud-dib.rst
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@ -19,8 +19,7 @@ following option:
Whether to build host disk images with DIB directly instead of through Whether to build host disk images with DIB directly instead of through
Bifrost. Setting it to true disables Bifrost image build and allows images Bifrost. Setting it to true disables Bifrost image build and allows images
to be built with the ``kayobe overcloud host image build`` command. Default to be built with the ``kayobe overcloud host image build`` command. Default
value is false, except on Rocky where it is true. This will change in a value is true since the Zed release.
future release.
With this option enabled, Bifrost will be configured to stop building a root With this option enabled, Bifrost will be configured to stop building a root
disk image. This will become the default behaviour in a future release. disk image. This will become the default behaviour in a future release.

7
doc/source/deployment.rst
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@ -172,8 +172,8 @@ At this point the seed services need to be deployed on the seed VM. These
services are deployed in the ``bifrost_deploy`` container. services are deployed in the ``bifrost_deploy`` container.
This command will also build the Operating System image that will be used to This command will also build the Operating System image that will be used to
deploy the overcloud nodes using Disk Image Builder (DIB), unless deploy the overcloud nodes using Disk Image Builder (DIB), if
``overcloud_dib_build_host_images`` is set to ``True``. ``overcloud_dib_build_host_images`` is set to ``False``.
.. note:: .. note::
@ -229,8 +229,7 @@ Building Overcloud Host Disk Images
.. note:: .. note::
This step is only relevant if ``overcloud_dib_build_host_images`` is set to This step is only relevant if ``overcloud_dib_build_host_images`` is set to
``True``. By default, a host disk image is automatically built by Bifrost ``True``, which is the default since the Zed release.
unless you're running Rocky Linux - which requires this step.
Host disk images are deployed on overcloud hosts during provisioning. To build Host disk images are deployed on overcloud hosts during provisioning. To build
host disk images:: host disk images::

2
etc/kayobe/overcloud-dib.yml
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@ -7,7 +7,7 @@
# Whether to build host disk images with DIB directly instead of through # Whether to build host disk images with DIB directly instead of through
# Bifrost. Setting it to true disables Bifrost image build and allows images to # Bifrost. Setting it to true disables Bifrost image build and allows images to
# be built with the `kayobe overcloud host image build` command. Default value # be built with the `kayobe overcloud host image build` command. Default value
# is {{ os_distribution == 'rocky' }}. This will change in a future release. # is true.
#overcloud_dib_build_host_images: #overcloud_dib_build_host_images:
# List of additional build host packages to install. Default is an empty list. # List of additional build host packages to install. Default is an empty list.

6
releasenotes/notes/overcloud-dib-default-dda199b09d40cb3b.yaml Normal file
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@ -0,0 +1,6 @@
---
upgrade:
- |
Overcloud host images are now built via DIB by default, rather than
Bifrost. The old behaviour may be obtained by setting
``overcloud_dib_build_host_images`` to ``false``.