Jesse Pretorius 53c00a0aec 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: I02dc040c270643906b63c3218bdfcfceed91b544
2018-08-07 14:56:58 +01:00

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---
# Copyright 2017, 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: Gather variables for each operating system
include_vars: "{{ item }}"
with_first_found:
- "{{ ansible_distribution | lower }}-{{ ansible_distribution_version | lower }}.yml"
- "{{ ansible_distribution | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
- "{{ ansible_os_family | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
- "{{ ansible_distribution | lower }}.yml"
- "{{ ansible_os_family | lower }}.yml"
tags:
- always
- name: Fail if our required secrets are not present
fail:
msg: "Please set the {{ item }} variable prior to applying this role."
when: (item is undefined) or (item is none)
with_items: "{{ octavia_required_secrets }}"
tags:
- always
- include: octavia_certs.yml
static: no
when: octavia_generate_certs | bool
tags:
- octavia-config
- include: octavia_pre_install.yml
tags:
- octavia-install
- include: octavia_install.yml
tags:
- octavia-install
- include: octavia_uwsgi.yml
tags:
- octavia-config
- include: octavia_init_common.yml
tags:
- octavia-install
- include: octavia_service_add.yml
run_once: true
tags:
- octavia-install
- include: octavia_mgmt_network.yml
run_once: true
when:
- octavia_neutron_management_network_uuid is not defined
- octavia_neutron_management_network_name is defined
tags:
- octavia-install
- octavia-config
- include: octavia_security_group.yml
run_once: true
tags:
- octavia-install
- include: octavia_flavor_create.yml
run_once: true
when:
- octavia_nova_flavor_uuid is not defined
tags:
- octavia-install
- octavia-config
- include: octavia_post_install.yml
tags:
- octavia-install
- octavia-config
- import_tasks: mq_setup.yml
when:
- inventory_hostname == groups['octavia_all'][0]
vars:
_oslomsg_rpc_setup_host: "{{ octavia_oslomsg_rpc_setup_host }}"
_oslomsg_rpc_userid: "{{ octavia_oslomsg_rpc_userid }}"
_oslomsg_rpc_password: "{{ octavia_oslomsg_rpc_password }}"
_oslomsg_rpc_vhost: "{{ octavia_oslomsg_rpc_vhost }}"
_oslomsg_rpc_transport: "{{ octavia_oslomsg_rpc_transport }}"
_oslomsg_notify_setup_host: "{{ octavia_oslomsg_notify_setup_host }}"
_oslomsg_notify_userid: "{{ octavia_oslomsg_notify_userid }}"
_oslomsg_notify_password: "{{ octavia_oslomsg_notify_password }}"
_oslomsg_notify_vhost: "{{ octavia_oslomsg_notify_vhost }}"
_oslomsg_notify_transport: "{{ octavia_oslomsg_notify_transport }}"
tags:
- common-mq
- octavia-config
- include: octavia_db_setup.yml
when:
- inventory_hostname == groups['octavia_all'][0]
tags:
- octavia-install
- include: octavia_policy.yml
tags:
- octavia-install
- octavia-config
- include: octavia_amp_image.yml
run_once: true
tags:
- octavia-config
- name: Flush handlers
meta: flush_handlers