openstack-ansible-os_nova/tasks/nova_db_setup.yml

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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: Synchronize the nova API DB schema
command: "{{ nova_bin }}/nova-manage api_db sync"
become: yes
become_user: "{{ nova_system_user_name }}"
changed_when: false
# We need to check for existance of the cell, since nova-manage cell_v2 create_cell
# might be not idempotent due to the bug https://bugs.launchpad.net/nova/+bug/1923899
- name: Get UUID of Nova Cells
command: "{{ nova_bin }}/nova-manage cell_v2 list_cells"
become: yes
become_user: "{{ nova_system_user_name }}"
changed_when: false
register: _cell_list
- name: Set cell facts
set_fact:
_cell0_record: '{{ _cell_list.stdout_lines | select("regex", "[0-]{36}") }}'
_cell1_record: '{{ _cell_list.stdout_lines | select("regex", " " ~ nova_cell1_name ~ " ") }}'
# This is idempotent and therefore safe for greenfield
# and brownfield installations.
# Though since we anyway need to fetch cell records - let's run
# it conditionally.
- name: Create the cell0 mapping entry in the nova API DB
command: >-
{{ nova_bin }}/nova-manage cell_v2 map_cell0
--database_connection mysql+pymysql://{{ nova_api_galera_user }}:{{ nova_api_container_mysql_password }}@{{ nova_api_galera_address }}/{{
nova_cell0_database }}?charset=utf8{% if nova_galera_use_ssl | bool %}&ssl_verify_cert=true{%
if nova_galera_ssl_ca_cert | length > 0 %}&ssl_ca={{ nova_galera_ssl_ca_cert }}{% endif %}{% endif %}
become: yes
become_user: "{{ nova_system_user_name }}"
changed_when: false
when:
- not _cell0_record
- name: Update the cell0 mapping entry in the nova API DB
command: >-
{{ nova_bin }}/nova-manage cell_v2 update_cell --cell_uuid 00000000-0000-0000-0000-000000000000
--database_connection mysql+pymysql://{{ nova_api_galera_user }}:{{ nova_api_container_mysql_password }}@{{ nova_api_galera_address }}/{{
nova_cell0_database }}?charset=utf8{% if nova_galera_use_ssl | bool %}&ssl_verify_cert=true{%
if nova_galera_ssl_ca_cert | length > 0 %}&ssl_ca={{ nova_galera_ssl_ca_cert }}{% endif %}{% endif %}
--transport-url 'none:/'
become: yes
become_user: "{{ nova_system_user_name }}"
changed_when: false
when:
- _cell0_record | length > 0
- nova_cell_force_update or
('ssl_verify_cert' not in _cell0_record[0] and nova_galera_use_ssl) or
('ssl_verify_cert' in _cell0_record[0] and not nova_galera_use_ssl)
- name: Synchronize the nova DB schema
command: "{{ nova_bin }}/nova-manage db sync"
become: yes
become_user: "{{ nova_system_user_name }}"
changed_when: false
- name: Create the cell1 mapping entry in the nova API DB
command: >-
{{ nova_bin }}/nova-manage cell_v2 create_cell
--name {{ nova_cell1_name }}
--database_connection {scheme}://{username}:{password}@{hostname}:{port}/{path}?{query}
--transport-url {scheme}://{username}:{password}@{hostname}:{port}/{{ (
not nova_oslomsg_rabbit_quorum_queues | bool) | ternary('/{path}', '{path}') }}?{query}
become: yes
become_user: "{{ nova_system_user_name }}"
register: nova_cell1_create
# When upgrading, cell1 will already exist and nova-manage will
# give a return code of 2, so we therefore know that if the
# return code is:
# 0: the cell mapping record in the nova API database was
# successfully implemented (greenfield install)
# 2: the cell mapping record in the nova API database already
# exists (brownfield install). This is not working for templates
# because of the bug https://bugs.launchpad.net/nova/+bug/1923899
failed_when: "nova_cell1_create.rc not in [0, 2]"
changed_when: "nova_cell1_create.rc == 0"
when:
- not _cell1_record
- name: "Change the template for cell {{ nova_cell1_name }}"
command: >-
{{ nova_bin }}/nova-manage cell_v2 update_cell
--cell_uuid {{ _cell1_record[0].split()[3] }}
--database_connection {scheme}://{username}:{password}@{hostname}:{port}/{path}?{query}
--transport-url {scheme}://{username}:{password}@{hostname}:{port}/{{ (
not nova_oslomsg_rabbit_quorum_queues | bool) | ternary('/{path}', '{path}') }}?{query}
become: yes
become_user: "{{ nova_system_user_name }}"
changed_when: false
when:
- _cell1_record | length > 0
- nova_cell_force_update or
(nova_oslomsg_rpc_port ~ '/' ~ _nova_oslomsg_rpc_vhost_conf) not in _cell1_record[0]
# The nova-status upgrade check command is typically run after upgrading the
# controller services to new code, but is also OK to run for a greenfield
# install to verify everything is setup correctly. This must run after cell
# mapping setup and before actual service restart.
# https://docs.openstack.org/nova/latest/cli/nova-status.html
- name: Run nova-status upgrade check to validate a healthy configuration
command: "{{ nova_bin }}/nova-status upgrade check"
become: yes
become_user: "{{ nova_system_user_name }}"
register: nova_status_upgrade_check
until: nova_status_upgrade_check is success
retries: 8
delay: 15
# The nova-status upgrade check command has three standard return codes:
# 0: all checks were successful
# 1: warning: there might be some checks that require investigation, but
# generally will not block an automated install/upgrade; digging into
# warnings is useful for debugging post-install/upgrade issues
# 2: at least one check failed and must stop the install/upgrade because
# something was not setup properly
failed_when: "nova_status_upgrade_check.rc not in [0, 1]"
changed_when: false
when:
- "ansible_local['openstack_ansible']['nova']['need_online_data_migrations'] | bool"