Remove CI jobs for centos-8

Centos-8 is becoming EOL so we remove the CI jobs.

Depends-On: https://review.opendev.org/c/openstack/ansible-role-qdrouterd/+/824537
(cherry-picked from commit 81c24da82298f735170e516fe436d6582f527d52)

Change-Id: I9b973a12c4d6be72478919e54531c88257216b86

zuul.d/jobs.yaml

@@ -494,70 +494,6 @@
     nodeset: centos-8-stream
     timeout: 10800
 
-# centos 8
-- job:
-    name: openstack-ansible-deploy-aio_lxc-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-
-- job:
-    name: openstack-ansible-deploy-infra_lxc-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-
-- job:
-    name: openstack-ansible-deploy-hosts_lxc-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-
-- job:
-    name: openstack-ansible-deploy-hosts_metal-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-
-- job:
-    name: openstack-ansible-deploy-aio_ceph-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-
-- job:
-    name: openstack-ansible-upgrade-aio_lxc-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-    timeout: 10800
-
-- job:
-    name: openstack-ansible-upgrade-infra_lxc-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-    timeout: 10800
-
-- job:
-    name: openstack-ansible-deploy-aio_metal-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-
-- job:
-    name: openstack-ansible-deploy-aio_telemetry_metal-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-
-- job:
-    name: openstack-ansible-deploy-aio_distro_metal-centos-8
-    parent: openstack-ansible-deploy-aio-distro
-    nodeset: centos-8
-
-- job:
-    name: openstack-ansible-upgrade-aio_ceph-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-    timeout: 10800
-
-- job:
-    name: openstack-ansible-upgrade-aio_metal-centos-8
-    parent: openstack-ansible-deploy-aio
-    nodeset: centos-8
-    timeout: 10800
 
 # debian buster
 - job:

zuul.d/playbooks/pre-gate-cleanup.yml

@@ -30,17 +30,6 @@
           when:
             - ansible_distribution_release in ['bionic', 'focal']
 
-        # NOTE(noonedeadpunk): Added until CentOS 8.3 released because of the bug:
-        # https://bugzilla.redhat.com/show_bug.cgi?id=1777718
-        - name: Set umask to 022
-          lineinfile:
-            path: /etc/login.defs
-            regexp: "^UMASK"
-            line: "UMASK 022"
-          when:
-            - ansible_os_family | lower == 'redhat'
-            - ansible_distribution_major_version is version('8', '=')
-
     - name: Remove package excludes for yum/dnf
       lineinfile:
         dest: '/etc/dnf/dnf.conf'

zuul.d/project-templates.yaml

@@ -35,14 +35,12 @@
     name: openstack-ansible-deploy-aio_lxc-jobs
     check:
       jobs:
-        - openstack-ansible-deploy-aio_lxc-centos-8
         - openstack-ansible-deploy-aio_lxc-centos-8-stream
         - openstack-ansible-deploy-aio_lxc-debian-buster
         - openstack-ansible-deploy-aio_lxc-debian-bullseye
         - openstack-ansible-deploy-aio_lxc-ubuntu-focal
     gate:
       jobs:
-        - openstack-ansible-deploy-aio_lxc-centos-8
         - openstack-ansible-deploy-aio_lxc-centos-8-stream
         - openstack-ansible-deploy-aio_lxc-debian-buster
         - openstack-ansible-deploy-aio_lxc-ubuntu-focal
@@ -77,14 +75,12 @@
     name: openstack-ansible-deploy-infra_lxc-jobs
     check:
       jobs:
-        - openstack-ansible-deploy-infra_lxc-centos-8
         - openstack-ansible-deploy-infra_lxc-centos-8-stream
         - openstack-ansible-deploy-infra_lxc-debian-buster
         - openstack-ansible-deploy-infra_lxc-debian-bullseye
         - openstack-ansible-deploy-infra_lxc-ubuntu-focal
     gate:
       jobs:
-        - openstack-ansible-deploy-infra_lxc-centos-8
         - openstack-ansible-deploy-infra_lxc-centos-8-stream
         - openstack-ansible-deploy-infra_lxc-debian-buster
         - openstack-ansible-deploy-infra_lxc-ubuntu-focal
@@ -96,14 +92,12 @@
     name: openstack-ansible-deploy-hosts_lxc-jobs
     check:
       jobs:
-        - openstack-ansible-deploy-hosts_lxc-centos-8
         - openstack-ansible-deploy-hosts_lxc-centos-8-stream
         - openstack-ansible-deploy-hosts_lxc-debian-buster
         - openstack-ansible-deploy-hosts_lxc-debian-bullseye
         - openstack-ansible-deploy-hosts_lxc-ubuntu-focal
     gate:
       jobs:
-        - openstack-ansible-deploy-hosts_lxc-centos-8
         - openstack-ansible-deploy-hosts_lxc-centos-8-stream
         - openstack-ansible-deploy-hosts_lxc-debian-buster
         - openstack-ansible-deploy-hosts_lxc-ubuntu-focal
@@ -115,14 +109,12 @@
     name: openstack-ansible-deploy-hosts_metal-jobs
     check:
       jobs:
-        - openstack-ansible-deploy-hosts_metal-centos-8
         - openstack-ansible-deploy-hosts_metal-centos-8-stream
         - openstack-ansible-deploy-hosts_metal-debian-buster
         - openstack-ansible-deploy-hosts_metal-debian-bullseye
         - openstack-ansible-deploy-hosts_metal-ubuntu-focal
     gate:
       jobs:
-        - openstack-ansible-deploy-hosts_metal-centos-8
         - openstack-ansible-deploy-hosts_metal-centos-8-stream
         - openstack-ansible-deploy-hosts_metal-debian-buster
         - openstack-ansible-deploy-hosts_metal-ubuntu-focal
@@ -148,7 +140,6 @@
     name: openstack-ansible-deploy-aio_distro_lxc-jobs
     experimental:
       jobs:
-        - openstack-ansible-deploy-aio_distro_lxc-centos-8
         - openstack-ansible-deploy-aio_distro_lxc-centos-8-stream
         - openstack-ansible-deploy-aio_distro_lxc-debian-buster
         - openstack-ansible-deploy-aio_distro_lxc-debian-bullseye
@@ -160,7 +151,6 @@
       jobs:
         - openstack-ansible-deploy-aio_metal-debian-buster
         - openstack-ansible-deploy-aio_metal-debian-bullseye
-        - openstack-ansible-deploy-aio_metal-centos-8
         - openstack-ansible-deploy-aio_metal-centos-8-stream
         - openstack-ansible-deploy-aio_metal-ubuntu-bionic
         - openstack-ansible-deploy-aio_metal-ubuntu-focal
@@ -170,7 +160,6 @@
     gate:
       jobs:
         - openstack-ansible-deploy-aio_metal-debian-buster
-        - openstack-ansible-deploy-aio_metal-centos-8
         - openstack-ansible-deploy-aio_metal-centos-8-stream
         - openstack-ansible-deploy-aio_metal-ubuntu-bionic
         - openstack-ansible-deploy-aio_metal-ubuntu-focal
@@ -179,14 +168,12 @@
     name: openstack-ansible-deploy-aio_telemetry_metal-jobs
     check:
       jobs:
-        - openstack-ansible-deploy-aio_telemetry_metal-centos-8
         - openstack-ansible-deploy-aio_telemetry_metal-centos-8-stream
         - openstack-ansible-deploy-aio_telemetry_metal-debian-buster
         - openstack-ansible-deploy-aio_telemetry_metal-debian-bullseye
         - openstack-ansible-deploy-aio_telemetry_metal-ubuntu-focal
     gate:
       jobs:
-        - openstack-ansible-deploy-aio_telemetry_metal-centos-8
         - openstack-ansible-deploy-aio_telemetry_metal-centos-8-stream
         - openstack-ansible-deploy-aio_telemetry_metal-debian-buster
         - openstack-ansible-deploy-aio_telemetry_metal-ubuntu-focal