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os-glance-install.yml
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os-glance-install.yml
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---
# 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: Gather glance facts
hosts: "glance_all"
gather_facts: "{{ osa_gather_facts | default(True) }}"
tags:
- always
- name: Install glance services
hosts: "glance_all"
serial: "{{ glance_api_serial | default(['1', '100%']) }}"
gather_facts: false
user: root
environment: "{{ deployment_environment_variables | default({}) }}"
vars_files:
- "defaults/repo_packages/openstack_services.yml"
- "defaults/{{ install_method }}_install.yml"
tags:
- glance
pre_tasks:
- name: Gather additional facts
include_tasks: "common-tasks/gather-hardware-facts.yml"
tags:
- always
# In order to ensure that any container, software or
# config file changes which causes a container/service
# restart do not cause an unexpected outage, we drain
# the load balancer back end for this container.
- include_tasks: common-tasks/haproxy-endpoint-manage.yml
vars:
haproxy_backend: glance_api-back
haproxy_state: disabled
when:
- "'glance_api' in group_names"
- "groups['glance_api'] | length > 1"
- name: Configure container (non-nfs)
include_tasks: "common-tasks/os-{{ container_tech | default('lxc') }}-container-setup.yml"
vars:
list_of_bind_mounts: "{{ glance_container_bind_mounts }}"
when:
- not is_metal
- glance_default_store == "file"
- (glance_nfs_client is not defined) or (glance_nfs_client | length == 0)
- name: Configure container (nfs)
include_tasks: "common-tasks/os-{{ container_tech | default('lxc') }}-container-setup.yml"
when:
- not is_metal
- (glance_default_store != "file") or (glance_nfs_client is defined)
- include_tasks: common-tasks/unbound-clients.yml
when:
- hostvars['localhost']['resolvconf_enabled'] | bool
roles:
- role: "os_glance"
- role: "system_crontab_coordination"
tags:
- crontab
post_tasks:
# Now that container changes are done, we can set
# the load balancer back end for this container
# to available again.
- include_tasks: common-tasks/haproxy-endpoint-manage.yml
vars:
haproxy_backend: glance_api-back
haproxy_state: enabled
when:
- "'glance_api' in group_names"
- "groups['glance_api'] | length > 1"
# These facts are set against the deployment host to ensure that
# they are fast to access. This is done in preference to setting
# them against each target as the hostvars extraction will take
# a long time if executed against a large inventory.
- name: Refresh local facts after all software changes are made
hosts: glance_all
gather_facts: no
user: root
environment: "{{ deployment_environment_variables | default({}) }}"
vars_files:
- "defaults/{{ install_method }}_install.yml"
tags:
- glance
tasks:
- name: refresh local facts
setup:
filter: ansible_local
gather_subset: "!all"
# This variable contains the values of the local fact set for the glance
# venv tag for all hosts in the 'glance_all' host group.
- name: Gather software version list
set_fact:
glance_all_software_versions: "{{ (groups['glance_all'] |
map('extract', hostvars, ['ansible_local', 'openstack_ansible', 'glance', 'venv_tag'])) |
list }}"
delegate_to: localhost
run_once: yes
# This variable outputs a boolean value which is True when
# glance_all_software_versions contains a list of defined
# values. If they are not defined, it means that not all
# hosts have their software deployed yet.
- name: Set software deployed fact
set_fact:
glance_all_software_deployed: "{{ (glance_all_software_versions | select('defined')) | list == glance_all_software_versions }}"
delegate_to: localhost
run_once: yes
# This variable outputs a boolean when all the values in
# glance_all_software_versions are the same and the software
# has been deployed to all hosts in the group.
- name: Set software updated fact
set_fact:
glance_all_software_updated: "{{ ((glance_all_software_versions | unique) | length == 1) and (glance_all_software_deployed | bool) }}"
delegate_to: localhost
run_once: yes
- name: Restart glance API to ensure new RPC object version is used
hosts: glance_all
gather_facts: no
serial: "{{ glance_api_serial | default(['1','100%']) }}"
user: root
environment: "{{ deployment_environment_variables | default({}) }}"
vars_files:
- "defaults/{{ install_method }}_install.yml"
tags:
- glance
tasks:
# In order to ensure that the service restart does not
# cause an unexpected outage, we drain the load balancer
# back end for this container.
- include: common-tasks/haproxy-endpoint-manage.yml
vars:
haproxy_backend: glance_api-back
haproxy_state: disabled
when:
- "glance_all_software_updated | bool"
- "ansible_local['openstack_ansible']['glance']['need_service_restart'] | bool"
- "groups['glance_api'] | length > 1"
- name: Execute glance service restart
include: common-tasks/restart-service.yml
vars:
service_name: "glance-api"
service_action: "restarted"
service_fact: "glance"
when:
- "glance_all_software_updated | bool"
- "ansible_local['openstack_ansible']['glance']['need_service_restart'] | bool"
# Now that service restart is done, we can set
# the load balancer back end for this container
# to available again.
- include: common-tasks/haproxy-endpoint-manage.yml
vars:
haproxy_backend: glance_api-back
haproxy_state: enabled
when: "groups['glance_api'] | length > 1"