openstack-ansible-galera_se.../tasks/galera_server_upgrade_pre.yml

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1.5 KiB
YAML

---
# Copyright 2016, Rackspace US, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# When doing a rolling replacement of an existing cluster,
# a service may not yet exist on the target host. This will
# cause the service stop task to fail. To cater for this
# we only try to stop the service is it exists.
- name: Check whether a mysql service exists yet # noqa command-instead-of-module risky-shell-pipe
shell: systemctl list-unit-files --state=enabled --type=service | grep "^{{ galera_mariadb_service_name }}.service .* enabled$"
args:
executable: /bin/bash
changed_when: false
failed_when: false
register: _mysql_service_exists
- name: Stop MariaDB
systemd:
name: "{{ galera_mariadb_service_name }}"
state: stopped
register: galera_restart_fall_back
until: galera_restart_fall_back is success
retries: 3
delay: 5
when:
- _mysql_service_exists.rc == 0
- name: UN-Install galera-server package
package:
name: "{{ item }}"
state: absent
with_items:
- "{{ galera_server_upgrade_packages_remove }}"