---
# 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.

# NOTE(cloudnull) this task is not in dict formation because it is
#  dynamically loading facts from the nova_virt_types based on the
#  nova_virt_type setting.
- name: Set nova config facts
  set_fact: '{{ item.key }}="{{ item.value }}"'
  with_dict: "{{ nova_virt_types[nova_virt_type] }}"
  when:
    - item.key not in hostvars[inventory_hostname] or item.key is undefined
  tags:
    - nova-config
    - nova-post-install

# NOTE(cloudnull): This task is required to copy rootwrap filters that we need
#                  and nova does not provide by default.
- name: Create aux nova dir
  file:
    path: "{{ item.path | default(omit) }}"
    state: "directory"
    owner: "{{ item.owner|default(nova_system_user_name) }}"
    group: "{{ item.group|default(nova_system_group_name) }}"
    mode: "{{ item.mode | default(omit) }}"
  with_items:
    - path: "/etc/nova/rootwrap.d"
      owner: "root"
      group: "root"

- name: Copy nova rootwrap filter config
  copy:
    src: "{{ item }}"
    dest: "/etc/nova/rootwrap.d/"
    owner: "root"
    group: "root"
  with_fileglob:
    - rootwrap.d/*
  notify:
    - Manage LB
    - Restart nova services
    - Restart uwsgi services
  tags:
    - nova-config
    - nova-post-install

- name: Generate nova config
  openstack.config_template.config_template:
    src: "{{ item.src }}"
    dest: "{{ item.dest }}"
    owner: "root"
    group: "{{ item.group|default(nova_system_group_name) }}"
    mode: "0640"
    config_overrides: "{{ item.config_overrides }}"
    config_type: "{{ item.config_type }}"
  with_items:
    - src: "nova.conf.j2"
      dest: "/etc/nova/nova.conf"
      config_overrides: "{{ nova_nova_conf_overrides }}"
      config_type: "ini"
    - src: "vendor_data.json.j2"
      dest: "/etc/nova/vendor_data.json"
      config_overrides: "{{ nova_vendor_data_overrides }}"
      config_type: "json"
  notify:
    - Manage LB
    - Restart nova services
    - Restart uwsgi services
  tags:
    - nova-config
    - nova-post-install

- name: Implement policy.yaml if there are overrides configured
  openstack.config_template.config_template:
    content: "{{ nova_policy_overrides }}"
    dest: "/etc/nova/policy.yaml"
    owner: "root"
    group: "{{ nova_system_group_name }}"
    mode: "0640"
    config_type: yaml
  when:
    - nova_policy_overrides | length > 0
  tags:
    - nova-config
    - nova-policy-override

- name: Remove legacy policy.yaml file
  file:
    path: "/etc/nova/policy.yaml"
    state: absent
  when:
    - nova_policy_overrides | length == 0
  tags:
    - nova-config
    - nova-policy-override

# NOTE(cloudnull): This is using "cp" instead of copy with a remote_source
#                  because we only want to copy the original files once. and we
#                  don't want to need multiple tasks.
- name: Preserve original configuration file(s)
  command: "cp {{ item.target_f }} {{ item.target_f }}.original"
  args:
    creates: "{{ item.target_f }}.original"
  with_items: "{{ nova_core_files }}"

- name: Fetch override files
  fetch:
    src: "{{ item.target_f }}"
    dest: "{{ item.tmp_f }}"
    flat: yes
  changed_when: false
  run_once: true
  with_items: "{{ nova_core_files }}"

- name: Copy common config
  openstack.config_template.config_template:
    src: "{{ item.tmp_f }}"
    dest: "{{ item.target_f }}"
    owner: "root"
    group: "{{ item.group | default(nova_system_group_name) }}"
    mode: "0640"
    config_overrides: "{{ item.config_overrides }}"
    config_type: "{{ item.config_type }}"
  with_items: "{{ nova_core_files }}"
  notify:
    - Restart nova services
    - Restart uwsgi services

- name: Cleanup fetched temp files
  file:
    path: "{{ item.tmp_f }}"
    state: absent
  changed_when: false
  delegate_to: localhost
  run_once: true
  with_items: "{{ nova_core_files }}"

- name: Remove nova-compute config
  file:
    path: /etc/nova/nova-compute.conf
    state: absent
  notify:
    - Manage LB
    - Restart nova services
    - Restart uwsgi services
  tags:
    - nova-config
    - nova-post-install

- name: Drop sudoers file
  template:
    src: "sudoers.j2"
    dest: "/etc/sudoers.d/{{ nova_system_user_name }}_sudoers"
    mode: "0440"
    owner: "root"
    group: "root"
  tags:
    - sudoers
    - nova-sudoers