openstack-ansible-os_swift/tasks/swift_rings_distribute.yml
Andy McCrae 59bff1bd3a Distribute rings to build dir on all swift_hosts
This prevents a situation where swift_hosts[0] changes as a host, or is
removed (meaning a new swift_hosts[0]) which would prevent the rings
from being built. Additionally it will act as a backup for the ring
build files.

To clarify the purpose of the rings directory, the directory was renamed
to "ring_build_files", clarifying that the active rings are in
/etc/swift/

Change-Id: Id878d219504db195353286b28d7c038e5e659263
Closes-Bug: #1444529
2015-04-15 16:30:58 +01:00

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YAML

---
# Copyright 2014, 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.
- name: "Get swift rings"
shell: |
rsync -e 'ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no' \
-avz \
{{ swift_system_user_name }}@{{ hostvars[groups['swift_hosts'][0]]['ansible_ssh_host'] }}:/etc/swift/ring_build_files/ \
/etc/swift/
sudo: yes
sudo_user: "{{ swift_system_user_name }}"
tags:
- swift-get-rings
# This task will backup the swift rings files on each node
# This task will prevent an issue if swift_hosts[0] were removed/changes
- name: "Copy swift rings to /etc/swift/ring_build_files for backup"
shell: |
rsync -e 'ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no' \
-avz \
{{ swift_system_user_name }}@{{ hostvars[groups['swift_hosts'][0]]['ansible_ssh_host'] }}:/etc/swift/ring_build_files/ \
/etc/swift/ring_build_files/
sudo: yes
sudo_user: "{{ swift_system_user_name }}"
tags:
- swift-get-rings