openstack/openstack-ansible
Code Issues Proposed changes

Remove common nova playbook

Browse Source 
Code of os-nova-install has been refactored to include content from the
common nova playbook. This allows us to be more flexible in executed
tasks and simplify logic.

Related-Bug: #2034583
Change-Id: I21fe061d93cf77c97f8fa6d0003219595459e1c3
This commit is contained in:
Dmitriy Rabotyagov 2023-10-06 17:38:13 +02:00
parent 68643fb110
commit 61ea7a8207
3 changed files with 191 additions and 165 deletions
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155
playbooks/common-playbooks/nova.yml
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@ -1,155 +0,0 @@
---
# 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: Install nova services
hosts: "{{ nova_hosts }}"
serial: "{{ nova_serial }}"
gather_facts: false
user: root
environment: "{{ deployment_environment_variables | default({}) }}"
vars_files:
- "../defaults/{{ install_method }}_install.yml"
tags:
- nova
pre_tasks:
# Enable execution of ceph_client on the nova compute hosts if cinder RBD
# backends are used. This is necessary to ensure that volume-backed Nova
# instances can function when RBD is the volume backend.
- name: Set cinder RBD inuse fact
set_fact:
nova_cinder_rbd_inuse: "{{ True in groups['cinder_volume'] | map('extract', hostvars, 'cinder_backend_rbd_inuse') }}"
delegate_to: localhost
delegate_facts: True
when:
- "'nova_compute' in group_names"
- "inventory_hostname == ((groups['nova_compute'] | intersect(ansible_play_hosts)) | list)[0]"
- "hostvars['localhost']['nova_cinder_rbd_inuse'] is not defined"
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.
- name: Disabling haproxy backends
include_tasks: ../common-tasks/haproxy-endpoint-manage.yml
vars:
haproxy_backend: "{{ backend_name }}-back"
haproxy_state: disabled
loop_control:
loop_var: backend_name
when:
- "backend_name in group_names"
- "groups[backend_name] | length > 1"
with_items:
- "nova_api_metadata"
- "nova_api_os_compute"
- "nova_console"
- name: Configure container
include_tasks: "../common-tasks/os-{{ container_tech | default('lxc') }}-container-setup.yml"
when: not is_metal
vars:
extra_container_config_no_restart:
- "lxc.start.order=39"
- name: Including unbound-clients tasks
include_tasks: ../common-tasks/unbound-clients.yml
when:
- hostvars['localhost']['resolvconf_enabled'] | bool
- name: Add nbd devices to the compute
shell: |
for i in /dev/nbd*;do
lxc-device -n {{ container_name }} add $i $i
done
failed_when: false
register: device_add
changed_when: >
'added' in device_add.stdout.lower()
delegate_to: "{{ physical_host }}"
when:
- container_tech | default('lxc') == 'lxc'
- "'nova_compute' in group_names"
- "not is_metal | bool"
tags:
- always
- name: Add net/tun device to the compute # noqa: no-changed-when
command: |
lxc-device -n {{ container_name }} add /dev/net/tun /dev/net/tun
delegate_to: "{{ physical_host }}"
when:
- container_tech | default('lxc') == 'lxc'
- "'nova_compute' in group_names"
- "not is_metal | bool"
tags:
- always
- name: Check if kvm device exists
stat:
path: /dev/kvm
delegate_to: "{{ physical_host }}"
register: kvm_device
when:
- container_tech | default('lxc') == 'lxc'
- "'nova_compute' in group_names"
- "not is_metal | bool"
tags:
- always
- name: Add kvm device to the compute
command: |
lxc-device -n {{ container_name }} add /dev/kvm /dev/kvm
delegate_to: "{{ physical_host }}"
register: device_add
failed_when: false
changed_when: >
'added' in device_add.stdout.lower()
when:
- container_tech | default('lxc') == 'lxc'
- "'nova_compute' in group_names"
- "not is_metal | bool"
- "'ischr' in kvm_device.stat and kvm_device.stat.ischr | bool"
tags:
- always
roles:
- role: "os_nova"
nova_management_address: "{{ management_address }}"
nova_cinder_rbd_inuse: "{{ hostvars['localhost']['nova_cinder_rbd_inuse'] | default(False) }}"
- role: "openstack.osa.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.
- name: Enabling haproxy backends
include_tasks: ../common-tasks/haproxy-endpoint-manage.yml
vars:
haproxy_backend: "{{ backend_name }}-back"
haproxy_state: enabled
loop_control:
loop_var: backend_name
when:
- "backend_name in group_names"
- "groups[backend_name] | length > 1"
with_items:
- "nova_api_metadata"
- "nova_api_os_compute"
- "nova_console"

196
playbooks/os-nova-install.yml
View File

@ -45,14 +45,190 @@
tags:
- haproxy-service-config
- name: Install nova-conductor services
import_playbook: common-playbooks/nova.yml
vars:
nova_hosts: "nova_conductor:nova_scheduler:nova_api_os_compute:nova_api_metadata:nova_console"
nova_serial: "{{ nova_conductor_serial | default(['1', '100%']) }}"
- name: Install nova control-plane services
hosts: "nova_conductor:nova_scheduler:nova_api_os_compute:nova_api_metadata:nova_console"
serial: "{{ nova_conductor_serial | default(['1', '100%']) }}"
gather_facts: false
user: root
environment: "{{ deployment_environment_variables | default({}) }}"
vars_files:
- "defaults/{{ install_method }}_install.yml"
tags:
- nova
pre_tasks:
# Enable execution of ceph_client on the nova compute hosts if cinder RBD
# backends are used. This is necessary to ensure that volume-backed Nova
# instances can function when RBD is the volume backend.
- name: Set cinder RBD inuse fact
set_fact:
nova_cinder_rbd_inuse: "{{ True in groups['cinder_volume'] | map('extract', hostvars, 'cinder_backend_rbd_inuse') }}"
delegate_to: localhost
delegate_facts: True
when:
- "'nova_compute' in group_names"
- "inventory_hostname == ((groups['nova_compute'] | intersect(ansible_play_hosts)) | list)[0]"
- "hostvars['localhost']['nova_cinder_rbd_inuse'] is not defined"
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.
- name: Disabling haproxy backends
include_tasks: common-tasks/haproxy-endpoint-manage.yml
vars:
haproxy_backend: "{{ backend_name }}-back"
haproxy_state: disabled
loop_control:
loop_var: backend_name
when:
- "backend_name in group_names"
- "groups[backend_name] | length > 1"
with_items:
- "nova_api_metadata"
- "nova_api_os_compute"
- "nova_console"
- name: Install nova compute
import_playbook: common-playbooks/nova.yml
vars:
nova_hosts: "nova_compute:!nova_conductor:!nova_scheduler:!nova_api_os_compute:!nova_api_metadata:!nova_console"
nova_serial: "{{ nova_compute_serial | default('100%') }}"
- name: Configure container
include_tasks: "common-tasks/os-{{ container_tech | default('lxc') }}-container-setup.yml"
when: not is_metal
vars:
extra_container_config_no_restart:
- "lxc.start.order=39"
- name: Including unbound-clients tasks
include_tasks: common-tasks/unbound-clients.yml
when:
- hostvars['localhost']['resolvconf_enabled'] | bool
roles:
- role: "os_nova"
nova_management_address: "{{ management_address }}"
nova_cinder_rbd_inuse: "{{ hostvars['localhost']['nova_cinder_rbd_inuse'] | default(False) }}"
- role: "openstack.osa.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.
- name: Enabling haproxy backends
include_tasks: common-tasks/haproxy-endpoint-manage.yml
vars:
haproxy_backend: "{{ backend_name }}-back"
haproxy_state: enabled
loop_control:
loop_var: backend_name
when:
- "backend_name in group_names"
- "groups[backend_name] | length > 1"
with_items:
- "nova_api_metadata"
- "nova_api_os_compute"
- "nova_console"
- name: Install nova compute services
hosts: "nova_compute:!nova_conductor:!nova_scheduler:!nova_api_os_compute:!nova_api_metadata:!nova_console"
serial: "{{ nova_compute_serial | default('100%') }}"
gather_facts: false
user: root
environment: "{{ deployment_environment_variables | default({}) }}"
vars_files:
- "defaults/{{ install_method }}_install.yml"
tags:
- nova
pre_tasks:
# Enable execution of ceph_client on the nova compute hosts if cinder RBD
# backends are used. This is necessary to ensure that volume-backed Nova
# instances can function when RBD is the volume backend.
- name: Set cinder RBD inuse fact
set_fact:
nova_cinder_rbd_inuse: "{{ True in groups['cinder_volume'] | map('extract', hostvars, 'cinder_backend_rbd_inuse') }}"
delegate_to: localhost
delegate_facts: True
when:
- "'nova_compute' in group_names"
- "inventory_hostname == ((groups['nova_compute'] | intersect(ansible_play_hosts)) | list)[0]"
- "hostvars['localhost']['nova_cinder_rbd_inuse'] is not defined"
tags:
- always
- name: Configure container
include_tasks: "common-tasks/os-{{ container_tech | default('lxc') }}-container-setup.yml"
when: not is_metal
vars:
extra_container_config_no_restart:
- "lxc.start.order=39"
- name: Including unbound-clients tasks
include_tasks: common-tasks/unbound-clients.yml
when:
- hostvars['localhost']['resolvconf_enabled'] | bool
- name: Add nbd devices to the compute
shell: |
for i in /dev/nbd*;do
lxc-device -n {{ container_name }} add $i $i
done
failed_when: false
register: device_add
changed_when: >
'added' in device_add.stdout.lower()
delegate_to: "{{ physical_host }}"
when:
- container_tech | default('lxc') == 'lxc'
- "'nova_compute' in group_names"
- "not is_metal | bool"
tags:
- always
- name: Add net/tun device to the compute # noqa: no-changed-when
command: |
lxc-device -n {{ container_name }} add /dev/net/tun /dev/net/tun
delegate_to: "{{ physical_host }}"
when:
- container_tech | default('lxc') == 'lxc'
- "'nova_compute' in group_names"
- "not is_metal | bool"
tags:
- always
- name: Check if kvm device exists
stat:
path: /dev/kvm
delegate_to: "{{ physical_host }}"
register: kvm_device
when:
- container_tech | default('lxc') == 'lxc'
- "'nova_compute' in group_names"
- "not is_metal | bool"
tags:
- always
- name: Add kvm device to the compute
command: |
lxc-device -n {{ container_name }} add /dev/kvm /dev/kvm
delegate_to: "{{ physical_host }}"
register: device_add
failed_when: false
changed_when: >
'added' in device_add.stdout.lower()
when:
- container_tech | default('lxc') == 'lxc'
- "'nova_compute' in group_names"
- "not is_metal | bool"
- "'ischr' in kvm_device.stat and kvm_device.stat.ischr | bool"
tags:
- always
roles:
- role: "os_nova"
nova_management_address: "{{ management_address }}"
nova_cinder_rbd_inuse: "{{ hostvars['localhost']['nova_cinder_rbd_inuse'] | default(False) }}"
- role: "openstack.osa.system_crontab_coordination"
tags:
- crontab

5
releasenotes/notes/remove_common_nova_playbook-9fde48c51bee5b6a.yaml Normal file
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@ -0,0 +1,5 @@
---
deprecations:
- |
``common-playbooks/nova.yml`` has been deprecated and removed. All content
from it now resides inside ``os-nova-install.yml`` directly.