Remove centos-8 support

This becomes EOL during the Yoga cycle so we remove support for
this OS.

Change-Id: Ic4a5f9a16b8502844e6fa2a9e2fd548bc17b27dc

deploy-guide/source/deploymenthost.rst

@@ -28,7 +28,6 @@ hosts:
 
 * `Ubuntu server 20.04 (Focal Fossa) LTS 64-bit <http://releases.ubuntu.com/20.04/>`_
 * `Debian 11 (Bullseye) LTS 64-bit <https://www.debian.org/distrib/>`_
-* `Centos 8 64-bit <http://isoredirect.centos.org/centos/8/isos/x86_64/>`_
 * `Centos 8 Stream 64-bit <http://isoredirect.centos.org/centos/8-stream/isos/x86_64/>`_
 
 Configure at least one network interface to access the Internet or suitable

deploy-guide/source/overview-requirements.rst

@@ -18,8 +18,6 @@ following minimum requirements:
 
 * CentOS
 
-  * Centos 8
-
   * Centos 8 Stream
 
   * Linux kernel version ``3.10.0`` or later.

deploy-guide/source/targethosts-prepare.rst

@@ -13,7 +13,7 @@ target host:
 
 * Ubuntu server 20.04 (Focal Fossa) LTS 64-bit
 * Debian 10 64-bit
-* Centos 8 64-bit
+* Centos 8 Stream 64-bit
 
 Configure at least one network interface to access the Internet or
 suitable local repositories.

doc/source/user/aio/quickstart.rst

@@ -121,16 +121,7 @@ version.
 
 .. note::
    The |current_release_formal_name| release is only compatible with
-   Debian 11 (bullseye), Ubuntu 20.04 (Focal Fossa), CentOS 8 and
-   CentOS 8 Stream.
-
-.. warning::
-   The announcement of early end-of-life for CentOS 8 and the migration
-   to CentOS Stream leaves OpenStack-Ansible currently un-installable on
-   CentOS Stream. A number of critical dependencies are taken from the
-   EPEL repository and currently these will not install onto a CentOS
-   Stream host. Careful consideration should be given to the life-cycle
-   of any new deployments on CentOS 8.
+   Debian 11 (bullseye), Ubuntu 20.04 (Focal Fossa) and CentOS 8 Stream.
 
 The next step is to bootstrap Ansible and the Ansible roles for the
 development environment.

playbooks/openstack-hosts-setup.yml

@@ -58,7 +58,7 @@
             (ansible_facts['os_family'] == 'RedHat' and ansible_facts['distribution_major_version'] == '8')
         msg: >
           The only supported platforms for this release are Debian 11 (Bullseye),
-          Ubuntu 20.04 LTS (Focal), CentOS 8 and CentOS 8 Stream.
+          Ubuntu 20.04 LTS (Focal) and CentOS 8 Stream.
   roles:
     - role: "openstack_hosts"
   vars_files:

playbooks/utility-install.yml

@@ -77,42 +77,6 @@
         utility_distro_packages: "{{ (utility_distro_packages | default([])) + utility_distro_openstack_clients_packages }}"
       when: install_method == "distro"
 
-    - name: Add EPEL repsitory
-      block:
-        - name: Download EPEL gpg keys
-          get_url:
-            url: "{{ centos_epel_key | default('http://download.fedoraproject.org/pub/epel/RPM-GPG-KEY-EPEL-' ~ ansible_facts['distribution_major_version']) }}"
-            dest: /etc/pki/rpm-gpg
-          register: _get_yum_keys
-          until: _get_yum_keys is success
-          retries: 5
-          delay: 2
-
-        - name: Install EPEL gpg keys
-          rpm_key:
-            key: "/etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-{{ ansible_facts['ansible_distribution_major_version'] }}"
-            state: present
-
-        - name: Install the EPEL repository
-          yum_repository:
-            name: epel-utility
-            baseurl: "{{ centos_epel_mirror | default('http://download.fedoraproject.org/pub/epel') ~ '/'
-                                                      ~ ansible_facts['distribution_major_version'] ~ '/Everything/'
-                                                      ~ ansible_facts['architecture'] }}"
-            description: "Extra Packages for Enterprise Linux {{ ansible_facts['ansible_distribution_major_version'] }} - $basearch"
-            gpgcheck: yes
-            enabled: yes
-            state: present
-            includepkgs: 'python3-PyMySQL python36-PyMySQL'
-          register: install_epel_repo
-          until: install_epel_repo is success
-          retries: 5
-          delay: 2
-      when:
-        - install_method == "distro"
-        - ansible_facts['os_family'] | lower == 'redhat'
-        - ansible_distribution_major_version is version('8', '<')
-
     - name: Install distro packages
       package:
         name: "{{ utility_distro_packages | default([]) }}"

releasenotes/notes/drop-centos-8-537ef0f11cd90916.yaml

@@ -0,0 +1,7 @@
+---
+upgrade:
+  - |
+    The Yoga release of OpenStack-Ansible removes support for Centos-8.
+    Deployments should be upgraded from Centos-8 to an alternative
+    supported operating system during the Xena release before upgrading
+    to Yoga.

scripts/scripts-library.sh

@@ -57,8 +57,7 @@ fi
 # Build ansible-runtime venv
 function build_ansible_runtime_venv {
     # All distros have a python-virtualenv > 13.
-    # - Centos 8 has 15.1, which holds pip 9.0.1, setuptools 28.8, wheel 0.29
-    #   See also: http://mirror.centos.org/centos/7/os/x86_64/Packages/
+    # - Centos 8 Stream has 15.1, which holds pip 9.0.1, setuptools 28.8, wheel 0.29
     # - openSUSE 42.3 has 13.1.2, which holds pip 7.1.2, setuptools 18.2, wheel 0.24.
     #   See also: https://build.opensuse.org/package/show/openSUSE%3ALeap%3A42.3/python-virtualenv
     # - Ubuntu Xenial has 15.0.1, holding pip 8.1.1, setuptools 20.3, wheel 0.29

tests/roles/bootstrap-host/tasks/check-requirements.yml

@@ -21,7 +21,7 @@
         (ansible_facts['os_family'] == 'RedHat' and ansible_facts['distribution_major_version'] == '8')
     msg: >-
       The only supported platforms for this release are Debian Bullseye,
-      Ubuntu 20.04 (Focal), CentOS 8, CentOS 8 Stream
+      Ubuntu 20.04 (Focal), and CentOS 8 Stream
   when: (check_operating_system | default(True))| bool
   tags:
     - check-operating-system