Add CI jobs for Ceph on Ubuntu 24.04

At the moment there are no community repositories for Ubuntu 24.04,
so we have to rely on distro-provided repository or uca as a source
for both ceph and ceph client.

As no selection of versions is available for Noble, we document that
in a support matrix.

Closes-Bug: #2107908
Change-Id: I8ba20cd814355b9e776b7a68f7930d12759c565d

doc/source/admin/upgrades/os-compatibility-matrix.html

@@ -112,7 +112,7 @@
         <td>source</td>
         <td>✘</td><!-- Ubuntu 20.04 -->
         <td>✔</td><!-- Ubuntu 22.04 -->
-        <td>✔</td><!-- Ubuntu 24.04 -->
+        <td>✔<span style="color:Tomato">✱</span></td><!-- Ubuntu 24.04 -->
         <td>✔</td><!-- Centos 9s -->
         <td>✘</td><!-- Debian 11 -->
         <td>✔</td><!-- Debian 12 -->
@@ -133,7 +133,7 @@
         <td>source</td>
         <td>✘</td><!-- Ubuntu 20.04 -->
         <td>✔</td><!-- Ubuntu 22.04 -->
-        <td>✔</td><!-- Ubuntu 24.04 -->
+        <td>✔<span style="color:Tomato">✱</span></td><!-- Ubuntu 24.04 -->
         <td>✔</td><!-- Centos 9s -->
         <td>✘</td><!-- Debian 11 -->
         <td>✔</td><!-- Debian 12 -->
@@ -150,3 +150,6 @@
         <td class="warning">E</td><!-- RockyLinux 9 -->
     </tr>
 </table>
+
+<span style="color:Tomato">✱</span> Ceph is installable only from the native repository provided by distribution. Version selection for Ceph is not possible at the moment.
+<i>This is subject to change with later Ceph releases.</i>

inventory/group_vars/all/ceph.yml

@@ -22,9 +22,17 @@ osd_group_name: ceph-osd
 rgw_group_name: ceph-rgw
 mds_group_name: ceph-mds
 nfs_group_name: ceph-nfs
-ceph_origin: repository
-ceph_pkg_source: ceph
+
+# NOTE: Ubuntu 24.04 at the moment does not have a community repository and Ceph is only installable from UCA or native repository
+#       Values of origin/source are overriden for Ubuntu 24.04 explicitly to ensure seamless installation out of the box
+ceph_origin: "{{ (ansible_facts['distribution'] | lower == 'ubuntu' and ansible_facts['distribution_version'] | lower == '24.04') | ternary('distro', 'repository') }}"
+ceph_pkg_source: "{{ (ansible_facts['distribution'] | lower == 'ubuntu' and ansible_facts['distribution_version'] | lower == '24.04') | ternary('distro', 'ceph') }}"
+
+# NOTE: `setuptools` are required to be present for ceph-mon to install and enable ceph dashboard plugin, which is enabled by default
+#       Alternatively, one can set `dashboard_enabled: false` to avoid dashboard installation.
+debian_package_dependencies: "{{ (ansible_facts['distribution'] | lower == 'ubuntu' and ceph_origin == 'distro') | ternary(['python3-distutils-extra'], []) }}"
 ceph_repository: community
+
 # The _stable_release var is used by both the OSA ceph_client role and the
 # ceph-ansible roles. It is defaulted in ceph_client but set here to keep the
 # OSA/ceph-ansible integrations in sync.

releasenotes/notes/ubuntu_noble_ceph_limitation-dd31bcb4446ee873.yaml

@@ -0,0 +1,9 @@
+---
+issues:
+  - |
+    On Ubuntu 24.04 (Noble Numbat) Ceph packages are available only from native
+    repository or Ubuntu Cloud Archive. Thus, version selection for Ceph is not
+    available at the moment and Ceph Squid (19.2.X) is being the only available
+    option.
+    This is a subject to change whenever a community repository will start
+    building packages for Ubuntu 24.04.

zuul.d/project-templates.yaml

@@ -260,14 +260,17 @@
     check:
       jobs:
         - openstack-ansible-deploy-aio_ceph-ubuntu-jammy
+        - openstack-ansible-deploy-aio_ceph-ubuntu-noble
         - openstack-ansible-deploy-aio_ceph-rockylinux-9:
             voting: false
     gate:
       jobs:
         - openstack-ansible-deploy-aio_ceph-ubuntu-jammy
+        - openstack-ansible-deploy-aio_ceph-ubuntu-noble
     periodic:
       jobs:
         - openstack-ansible-deploy-aio_ceph-ubuntu-jammy
+        - openstack-ansible-deploy-aio_ceph-ubuntu-noble
 
 - project-template:
     name: openstack-ansible-deploy-stepca-jobs