openstack-ansible-os_sahara/tasks/mq_setup.yml
Jesse Pretorius a9455eb451 Allow tags to be used for MQ tasks
The use of 'include_tasks' and a loop of variables creates
a situation where a user is unable to use tags to scope the
inclusion of only the MQ tasks when running the playbooks.

The use-case this is important for is when the rabbitmq
containers are destroyed and rebuilt in order to resolve
an issue with them, and the user wishes to quickly recreate
all the vhosts/users.

Ansible's 'include_tasks' is a dynamic inclusion, and dynamic
inclusions are not included when using tags. The nice thing
about dynamic inclusions is that they completely skip all
tasks when the condition does not apply, cutting down deploy
time. However, given the use-case, we should rather take on
the extra deployment time.

This patch changes the dynamic inclusion to a static one,
adds a 'common-mq' tag to cover all MQ implementations,
and re-implements the 'common-rabbitmq' tag for the tasks
that relate to RabbitMQ specifically.

It also implements conditionals for each task set so that
the rpc/notify tasks can be skipped if a vhost/user is not
required for that purpose (eg: swift does not use RPC, and
most roles will not use notifications by default).

Depends-On: https://review.openstack.org/588191
Change-Id: I077a267824b6142874d052d10227ea055abd6069
2018-08-07 15:01:40 +01:00

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YAML

---
# Copyright 2018, 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.
# WARNING:
# This file is maintained in the openstack-ansible-tests repository.
# https://git.openstack.org/cgit/openstack/openstack-ansible-tests/tree/sync/tasks/mq_setup.yml
# If you need to modify this file, update the one in the openstack-ansible-tests
# repository. Once it merges there, the changes will automatically be proposed to
# all the repositories which use it.
- name: Setup RPC MQ Service (RabbitMQ)
delegate_to: "{{ _oslomsg_rpc_setup_host }}"
when:
- "(_oslomsg_configure_rpc | default(_oslomsg_rpc_transport is defined))"
- "(_oslomsg_rpc_transport is defined) and (_oslomsg_rpc_transport == 'rabbit')"
tags:
- common-rabbitmq
block:
- name: Add RPC RabbitMQ vhost
rabbitmq_vhost:
name: "{{ _oslomsg_rpc_vhost }}"
state: "present"
- name: Add RPC RabbitMQ user
rabbitmq_user:
user: "{{ _oslomsg_rpc_userid }}"
password: "{{ _oslomsg_rpc_password }}"
vhost: "{{ _oslomsg_rpc_vhost }}"
configure_priv: ".*"
read_priv: ".*"
write_priv: ".*"
state: "present"
force: true
no_log: true
- name: Setup Notify MQ Service (RabbitMQ)
delegate_to: "{{ _oslomsg_rpc_setup_host }}"
when:
- "(_oslomsg_configure_notify | default(_oslomsg_notify_transport is defined))"
- "(_oslomsg_notify_transport is defined) and (_oslomsg_notify_transport == 'rabbit')"
tags:
- common-rabbitmq
block:
- name: Add Notify RabbitMQ vhost
rabbitmq_vhost:
name: "{{ _oslomsg_notify_vhost }}"
state: "present"
- name: Add Notify RabbitMQ user
rabbitmq_user:
user: "{{ _oslomsg_notify_userid }}"
password: "{{ _oslomsg_notify_password }}"
vhost: "{{ _oslomsg_notify_vhost }}"
configure_priv: ".*"
read_priv: ".*"
write_priv: ".*"
state: "present"
force: true
no_log: true
# Note: Add the tasks for additional MQ servers here