openstack-ansible-os_nova/tasks/main.yml

---
# 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 variables for each operating system
  include_vars: "{{ lookup('first_found', params) }}"
  vars:
    params:
      files:
        - "{{ ansible_facts['distribution'] | lower }}-{{ ansible_facts['distribution_version'] | lower }}.yml"
        - "{{ ansible_facts['distribution'] | lower }}-{{ ansible_facts['distribution_major_version'] | lower }}.yml"
        - "{{ ansible_facts['os_family'] | lower }}-{{ ansible_facts['distribution_major_version'] | lower }}.yml"
        - "{{ ansible_facts['distribution'] | lower }}.yml"
        - "{{ ansible_facts['os_family'] | lower }}.yml"
      paths:
        - "{{ role_path }}/vars"
  tags:
    - always

- name: Fail when virt type is unsupported
  fail:
    msg: "Unsupported Virt Type Provided {{ nova_supported_virt_types }}"
  when:
    - nova_virt_type is defined
    - nova_virt_type not in nova_supported_virt_types
  tags:
    - always

- name: Fail if service was deployed using a different installation method
  fail:
    msg: "Switching installation methods for OpenStack services is not supported"
  when:
    - ansible_local is defined
    - ansible_local.openstack_ansible is defined
    - ansible_local.openstack_ansible.nova is defined
    - ansible_local.openstack_ansible.nova.install_method is defined
    - ansible_local.openstack_ansible.nova.install_method != nova_install_method

- name: Gather variables for installation method
  include_vars: "{{ nova_install_method }}_install.yml"
  tags:
    - always

- name: Including osa.db_setup role
  include_role:
    name: openstack.osa.db_setup
    apply:
      tags:
        - common-db
        - nova-config
  when:
    - _nova_is_first_play_host
  vars:
    _oslodb_setup_host: "{{ nova_db_setup_host }}"
    _oslodb_ansible_python_interpreter: "{{ nova_db_setup_python_interpreter }}"
    _oslodb_setup_endpoint: "{{ nova_galera_address }}"
    _oslodb_setup_port: "{{ nova_galera_port }}"
    _oslodb_databases:
      - name: "{{ nova_galera_database }}"
        users:
          - username: "{{ nova_galera_user }}"
            password: "{{ nova_container_mysql_password }}"
      - name: "{{ nova_api_galera_database }}"
        users:
          - username: "{{ nova_api_galera_user }}"
            password: "{{ nova_api_container_mysql_password }}"
      - name: "{{ nova_cell0_database }}"
        users:
          - username: "{{ nova_api_galera_user }}"
            password: "{{ nova_api_container_mysql_password }}"
  tags:
    - always

- name: Including osa.mq_setup role
  include_role:
    name: openstack.osa.mq_setup
    apply:
      tags:
        - common-mq
        - nova-config
  when:
    - _nova_is_first_play_host
  vars:
    _oslomsg_rpc_setup_host: "{{ nova_oslomsg_rpc_setup_host }}"
    _oslomsg_rpc_userid: "{{ nova_oslomsg_rpc_userid }}"
    _oslomsg_rpc_password: "{{ nova_oslomsg_rpc_password }}"
    _oslomsg_rpc_vhost: "{{ nova_oslomsg_rpc_vhost }}"
    _oslomsg_rpc_transport: "{{ nova_oslomsg_rpc_transport }}"
    _oslomsg_notify_setup_host: "{{ nova_oslomsg_notify_setup_host }}"
    _oslomsg_notify_userid: "{{ nova_oslomsg_notify_userid }}"
    _oslomsg_notify_password: "{{ nova_oslomsg_notify_password }}"
    _oslomsg_notify_vhost: "{{ nova_oslomsg_notify_vhost }}"
    _oslomsg_notify_transport: "{{ nova_oslomsg_notify_transport }}"
  tags:
    - always

- name: Including nova_virt_detect tasks
  include_tasks: nova_virt_detect.yml
  args:
    apply:
      tags:
        - always
  when:
    - nova_virt_type is not defined
  tags:
    - always

- name: Importing nova_mdev_detect tasks
  import_tasks: nova_mdev_detect.yml
  tags:
    - always

- name: Importing nova_pre_install tasks
  import_tasks: nova_pre_install.yml
  tags:
    - nova-install

- name: Importing nova_install tasks
  import_tasks: nova_install.yml
  tags:
    - nova-install

- name: Refresh local facts
  setup:
    filter: ansible_local
    gather_subset: "!all"
  tags:
    - nova-config

# Create certs after nova groups have been created but before handlers
- name: Create and install SSL certificates for API
  include_role:
    name: pki
    tasks_from: main_certs.yml
    apply:
      tags:
        - nova-config
        - pki
  vars:
    pki_setup_host: "{{ nova_pki_setup_host }}"
    pki_dir: "{{ nova_pki_dir }}"
    pki_create_certificates: "{{ nova_user_ssl_cert is not defined and nova_user_ssl_key is not defined }}"
    pki_regen_cert: "{{ nova_pki_regen_cert }}"
    pki_certificates: "{{ nova_pki_certificates }}"
    pki_install_certificates: "{{ nova_pki_install_certificates }}"
  when:
    - "'nova_api_metadata' in group_names or 'nova_api_os_compute' in group_names"
  tags:
    - always

- name: Create and install SSL certificates for compute hosts
  include_role:
    name: pki
    tasks_from: main_certs.yml
    apply:
      tags:
        - nova-config
        - pki
  vars:
    pki_setup_host: "{{ nova_pki_setup_host }}"
    pki_dir: "{{ nova_pki_dir }}"
    pki_create_certificates: "{{ nova_user_ssl_cert is not defined and nova_user_ssl_key is not defined }}"
    pki_regen_cert: "{{ nova_pki_regen_cert }}"
    pki_certificates: "{{ nova_pki_compute_certificates }}"
    pki_install_certificates: "{{ nova_pki_compute_install_certificates }}"
  when:
    - nova_libvirtd_listen_tls == 1
    - "'nova_compute' in group_names"
    - nova_virt_type != 'ironic'
  tags:
    - always

- name: Create and install SSL certificates for console hosts
  include_role:
    name: pki
    tasks_from: main_certs.yml
    apply:
      tags:
        - nova-config
        - pki
  vars:
    pki_setup_host: "{{ nova_pki_setup_host }}"
    pki_dir: "{{ nova_pki_dir }}"
    pki_create_certificates: "{{ nova_user_ssl_cert is not defined and nova_user_ssl_key is not defined }}"
    pki_regen_cert: "{{ nova_pki_regen_cert }}"
    pki_certificates: "{{ nova_pki_certificates + nova_pki_console_certificates }}"
    pki_install_certificates: "{{ nova_pki_install_certificates + nova_pki_console_install_certificates }}"
  when:
    - "'nova_console' in group_names"
  tags:
    - always

- name: Including nova_post_install tasks
  import_tasks: nova_post_install.yml
  tags:
    - nova-config

- name: Including osa.service_setup tasks
  include_role:
    name: openstack.osa.service_setup
    apply:
      tags:
        - common-service
        - nova-config
  vars:
    _service_adminuri_insecure: "{{ keystone_service_adminuri_insecure }}"
    _service_in_ldap: "{{ nova_service_in_ldap }}"
    _service_setup_host: "{{ nova_service_setup_host }}"
    _service_setup_host_python_interpreter: "{{ nova_service_setup_host_python_interpreter }}"
    _service_project_name: "{{ nova_service_project_name }}"
    _service_region: "{{ nova_service_region }}"
    _service_users:
      - name: "{{ nova_service_user_name }}"
        password: "{{ nova_service_password }}"
        role: "{{ nova_service_role_names }}"
    _service_endpoints:
      - service: "{{ nova_service_name }}"
        interface: "public"
        url: "{{ nova_service_publicurl }}"
      - service: "{{ nova_service_name }}"
        interface: "internal"
        url: "{{ nova_service_internalurl }}"
      - service: "{{ nova_service_name }}"
        interface: "admin"
        url: "{{ nova_service_adminurl }}"
    _service_catalog:
      - name: "{{ nova_service_name }}"
        type: "{{ nova_service_type }}"
        description: "{{ nova_service_description }}"
  when:
    - _nova_is_first_play_host
  tags:
    - always

- name: Including nova_db_setup tasks
  include_tasks: nova_db_setup.yml
  args:
    apply:
      tags:
        - nova-config
  when:
    - _nova_is_first_play_host
  tags:
    - always

- name: Import uwsgi role
  import_role:
    name: uwsgi
  vars:
    uwsgi_services: "{{ uwsgi_nova_services }}"
    uwsgi_install_method: "{{ nova_install_method }}"
  when:
    - uwsgi_nova_services | length > 0
  tags:
    - nova-config
    - uwsgi

- name: Run the systemd service role
  import_role:
    name: systemd_service
  vars:
    systemd_user_name: "{{ nova_system_user_name }}"
    systemd_group_name: "{{ nova_system_group_name }}"
    systemd_tempd_prefix: openstack
    systemd_slice_name: "{{ nova_system_slice_name }}"
    systemd_lock_dir: "{{ nova_lock_dir }}"
    systemd_service_cpu_accounting: true
    systemd_service_block_io_accounting: true
    systemd_service_memory_accounting: true
    systemd_service_tasks_accounting: true
    systemd_services: |-
      {% set services = [] %}
      {% for service in filtered_nova_services %}
      {%
        set _ = service.update(
          {
            'enabled': 'yes',
            'state': 'started',
            'config_overrides': service.init_config_overrides
          }
        )
      %}
      {%   set _ = service.pop('init_config_overrides') -%}
      {%   set _ = services.append(service) -%}
      {% endfor %}
      {{ services }}
  tags:
    - nova-config
    - systemd-service

- name: Including nova_compute tasks
  include_tasks: nova_compute.yml
  args:
    apply:
      tags:
        - nova-compute
  when:
    - nova_virt_type != 'ironic'
    - "nova_services['nova-compute']['group'] in group_names"
  tags:
    - always

- name: Include ceph_client role
  include_role:
    name: ceph_client
    apply:
      tags:
        - ceph
  vars:
    openstack_service_system_user: "{{ nova_system_user_name }}"
    openstack_service_venv_bin: "{{ (nova_install_method == 'source') | ternary(nova_bin, '') }}"
  when:
    - nova_virt_type != 'ironic'
    - nova_services['nova-compute']['group'] in group_names
    - (nova_rbd_inuse | bool) or (nova_glance_rbd_inuse | bool)
  tags:
    - always

- name: Flush handlers
  meta: flush_handlers

- name: Importing nova_compute_wait tasks
  import_tasks: nova_compute_wait.yml
  when:
    - "nova_services['nova-compute']['group'] in group_names"
    - "nova_discover_hosts_in_cells_interval | int < 1"
  vars:
    compute_host_to_wait_for: "{{ ansible_facts['nodename'] }}"
  tags:
    - nova-config

# We have to delegate this back to the conductor
# because the compute hosts do not have access to
# the database connection string and therefore
# cannot run nova-manage.
- name: Importing nova_db_post_setup tasks
  import_tasks: nova_db_post_setup.yml
  delegate_to: "{{ nova_conductor_setup_host }}"
  run_once: true
  when:
    - "nova_services['nova-compute']['group'] in group_names"
  tags:
    - nova-config