openstack-ansible-os_nova/tasks/nova_install.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: Record the installation method
  ini_file:
    dest: "/etc/ansible/facts.d/openstack_ansible.fact"
    section: "nova"
    option: "install_method"
    value: "{{ nova_install_method }}"
    mode: "0644"

- name: Refresh local facts to ensure the nova section is present
  setup:
    filter: ansible_local
    gather_subset: "!all"

- name: Add dependency repos for RDO
  package:
    name: "{{ nova_distro_repos }}"
    state: "{{ nova_package_state }}"
  retries: 5
  delay: 2
  when:
    - ansible_facts['pkg_mgr'] == 'dnf'
    - nova_install_method == 'distro'

- name: Install distro packages
  package:
    name: "{{ nova_package_list }}"
    state: "{{ nova_package_state }}"
    update_cache: "{{ (ansible_facts['pkg_mgr'] == 'apt') | ternary('yes', omit) }}"
    cache_valid_time: "{{ (ansible_facts['pkg_mgr'] == 'apt') | ternary(cache_timeout, omit) }}"
  register: install_packages
  until: install_packages is success
  retries: 5
  delay: 2
  tags:
    - nova-pip-packages
  notify:
    - "Restart nova services"

- name: Install the python venv
  import_role:
    name: "python_venv_build"
  vars:
    venv_python_executable: "{{ nova_venv_python_executable }}"
    venv_build_constraints: "{{ nova_git_constraints }}"
    venv_build_distro_package_list: "{{ nova_devel_distro_packages }}"
    venv_install_destination_path: "{{ nova_bin | dirname }}"
    venv_pip_install_args: "{{ nova_pip_install_args }}"
    venv_packages_to_symlink: >-
      {{ (nova_services['nova-compute']['group'] in group_names and nova_virt_type != 'ironic') | ternary(nova_compute_kvm_packages_to_symlink, []) }}      
    venv_pip_packages: "{{ nova_venv_packages }}"
    venv_facts_when_changed:
      - section: "nova"
        option: "need_service_restart"
        value: "True"
      - section: "nova"
        option: "need_online_data_migrations"
        value: "True"
      - section: "nova"
        option: "venv_tag"
        value: "{{ nova_venv_tag }}"
  when: nova_install_method == 'source'

- name: Including nova_console tasks
  include_tasks: "consoles/nova_console_{{ nova_console_type }}_install.yml"
  when:
    - "nova_services['nova-novncproxy']['group'] in group_names or
        nova_services['nova-spicehtml5proxy']['group'] in group_names or
        nova_services['nova-serialconsole-proxy']['group'] in group_names"
    - "nova_console_type not in ['serialconsole', 'disabled']"
  args:
    apply:
      tags:
        - nova-install
        - nova-novnc-console
        - nova-spice-console
  tags:
    - always

# NOTE(jrosser) We do not use the service_facts: module here as it will add
# a very large quantity of facts for the host. To keep the facts
# size minimised a more direct approach to check the service status is used
- name: Check nova-novncproxy service status
  shell: systemctl is-active nova-novncproxy.service || systemctl is-enabled nova-novncproxy.service
  failed_when: false
  changed_when: false
  become: true
  register: novnc_proxy_enabled
  tags:
    - skip_ansible_lint

- name: Check nova-spicehtml5proxy service status
  shell: systemctl is-active nova-spicehtml5proxy.service || systemctl is-enabled nova-spicehtml5proxy.service
  failed_when: false
  changed_when: false
  become: true
  register: spicehtml5_proxy_enabled
  tags:
    - skip_ansible_lint

- name: Check nova-serialproxy service status
  shell: systemctl is-active nova-serialproxy.service || systemctl is-enabled nova-serialproxy.service
  failed_when: false
  changed_when: false
  become: true
  register: serial_proxy_enabled
  tags:
    - skip_ansible_lint

- name: Disable existing services for any unused console types
  systemd:
    name: "{{ item.service }}"
    enabled: no
    state: stopped
  when: (item.condition | bool) and item.type != nova_console_type
  loop:
    - service: "nova-novncproxy.service"
      condition: "{{ novnc_proxy_enabled.rc is defined and novnc_proxy_enabled.rc == 0 }}"
      type: "novnc"
    - service: "nova-spicehtml5proxy.service"
      condition: "{{ spicehtml5_proxy_enabled.rc is defined and spicehtml5_proxy_enabled.rc == 0 }}"
      type: "spice"
    - service: "nova-serialproxy.service"
      condition: "{{ serial_proxy_enabled.rc is defined and serial_proxy_enabled.rc == 0 }}"
      type: "serialconsole"

- name: Record local facts for distro path
  when: nova_install_method == 'distro'
  block:
    - name: Record the osa version deployed
      ini_file:
        dest: "/etc/ansible/facts.d/openstack_ansible.fact"
        section: nova
        option: venv_tag
        value: "{{ nova_venv_tag }}"
        mode: "0644"

    - name: Initialise the upgrade facts
      ini_file:
        dest: "/etc/ansible/facts.d/openstack_ansible.fact"
        section: nova
        option: "{{ item.name }}"
        value: "{{ item.state }}"
        mode: "0644"
      with_items:
        - name: "need_service_restart"
          state: "True"
        - name: "need_online_data_migrations"
          state: "True"
      when:
        - (install_packages is changed) or
          (ansible_local is not defined) or
          ('openstack_ansible' not in ansible_local) or
          ('nova' not in ansible_local['openstack_ansible']) or
          ('need_online_data_migrations' not in ansible_local['openstack_ansible']['nova']) or
          ('need_service_restart' not in ansible_local['openstack_ansible']['nova'])