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docs: add Horizon–Glance CORS relation guidance for image uploads #216

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Merged
hemanthnakkina merged 1 commit into from
Jun 25, 2026
Merged

docs: add Horizon–Glance CORS relation guidance for image uploads #216

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3 changes: 3 additions & 0 deletions how-to/misc/multiregion-deployments.rst
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Expand Up @@ -125,6 +125,7 @@ defined.
juju consume $controller:$owner/openstack.keystone-endpoints
juju consume $controller:$owner/openstack.keystone-ops
juju consume $controller:$owner/openstack.cert-distributor
juju consume $controller:$owner/openstack.horizon-cors-origin

juju integrate keystone-endpoints cinder:identity-service
juju integrate keystone-endpoints glance:identity-service
Expand All @@ -138,6 +139,8 @@ defined.
juju integrate cert-distributor nova:receive-ca-cert
juju integrate cert-distributor placement:receive-ca-cert

juju integrate horizon-cors-origin glance:cors-origin

# Run the following once Sunbeam reaches the following phase:
# ⠸ Deploying OpenStack Hypervisor ...
juju switch admin/openstack-machines
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7 changes: 6 additions & 1 deletion how-to/misc/using-the-openstack-dashboard.rst
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Expand Up @@ -38,5 +38,10 @@ After a successful login, you should see the landing page:
.. figure:: horizon-overview.png
:alt: Horizon overview page

You can now start managing your OpenStack cloud (e.g. create additional
You can now start managing your OpenStack cloud (e.g. create additional
users, launch server instances, etc.).

.. important::
Uploading images via the dashboard requires the browser to have direct
access to the Glance public endpoint. Ensure this endpoint is reachable
from any machine used to access the dashboard.
21 changes: 21 additions & 0 deletions how-to/operations/cluster-upgrades.rst
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Expand Up @@ -133,3 +133,24 @@ stored manifest:
.. code:: text

sunbeam cluster refresh --clear-manifest

.. _refresh-multi-region:

Multi-region deployments
-----------------------------------------

In a multi-region deployment, run the following for each secondary region
after completing the cluster refresh. This adds the ``cors-origin`` relation
between Horizon on the region controller and Glance in the secondary region,
which is required for image uploads from the dashboard.

::

controller="sunbeam-controller-region-controller"
# Usually the region controller fqdn
owner="$ownerFqdn"

juju switch openstack

juju consume $controller:$owner/openstack.horizon-cors-origin
juju integrate horizon-cors-origin glance:cors-origin
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