/
nova.yml
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/
nova.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: Install nova services
hosts: "{{ nova_hosts }}"
serial: "{{ nova_serial }}"
gather_facts: "{{ osa_gather_facts | default(True) }}"
user: root
environment: "{{ deployment_environment_variables | default({}) }}"
vars_files:
- ../defaults/repo_packages/nova_consoles.yml
- "../defaults/{{ install_method }}_install.yml"
tags:
- nova
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.
- include: ../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_api_placement"
- "nova_console"
- name: Determine management bridge IP address
include: ../common-tasks/dynamic-address-fact.yml
vars:
network_address: "management_address"
- name: Configure container
include: "../common-tasks/os-{{ container_tech | default('lxc') }}-container-setup.yml"
static: no
when: not is_metal
vars:
extra_container_config_no_restart:
- "lxc.start.order=39"
- name: Configure log directories (on metal)
include: ../common-tasks/os-log-dir-setup.yml
vars:
log_dirs:
- src: "/openstack/log/{{ inventory_hostname }}-nova"
dest: "/var/log/nova"
- include: ../common-tasks/unbound-clients.yml
static: no
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
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
- name: Installing the Nova service (source)
include_role:
name: "os_nova"
vars:
nova_novncproxy_git_repo: "{{ openstack_repo_git_url }}/novnc"
nova_novncproxy_git_install_branch: "{{ novncproxy_git_install_branch }}"
nova_spicehtml5_git_repo: "{{ openstack_repo_git_url }}/spice-html5"
nova_spicehtml5_git_install_branch: "{{ spicehtml5_git_install_branch }}"
nova_management_address: "{{ management_address }}"
nova_cinder_rbd_inuse: "{{ hostvars['localhost']['nova_cinder_rbd_inuse'] }}"
when: install_method == "source"
- name: Installing the Nova service (distro)
include_role:
name: "os_nova"
vars:
nova_management_address: "{{ management_address }}"
nova_cinder_rbd_inuse: "{{ hostvars['localhost']['nova_cinder_rbd_inuse'] }}"
when: install_method == "distro"
- name: Configuring system crontab
include_role:
name: "system_crontab_coordination"
tags:
- crontab
- include_tasks: "../common-tasks/rsyslog-client.yml"
vars:
rsyslog_client_log_rotate_file: nova_log_rotate
rsyslog_client_log_dir: "/var/log/nova"
rsyslog_client_config_name: "99-nova-rsyslog-client.conf"
# Now that container changes are 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: "{{ 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_api_placement"
- "nova_console"