---
# 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: Define horizon_lib_dir when it's not set
  when: horizon_lib_dir is not defined
  block:
    - name: Find the venv's python version
      command: "{{ horizon_bin }}/{{ horizon_venv_python_executable }} -c 'import horizon; print(horizon.__file__)'"
      changed_when: false
      register: _horizon_python_venv_details

    - name: Set python lib dir fact
      set_fact:
        horizon_lib_dir: "{{ _horizon_python_venv_details.stdout | dirname | dirname }}"

- name: Configure source-installed dashboards
  include_tasks: horizon_post_install_source.yml
  when: horizon_install_method == 'source'

# NOTE(noonedeadpunk): change of permission is required for collectstatic and compilemessages
- name: Ensure horizon dirs are accessible by user
  file:
    path: "{{ item.path }}"
    state: directory
    owner: "{{ horizon_system_user_name }}"
    group: "{{ horizon_system_group_name }}"
    mode: "0755"
    recurse: yes
  with_items:
    - { path: "{{ horizon_lib_dir }}", fixup: True }
    - { path: "/etc/openstack-dashboard", fixup: "{{ (ansible_facts['os_family'] | lower) == 'redhat' }}" }
  when: item.fixup

# TODO(hwoarang): See if we can use local_settings.py from the distribution packages
# when horizon_install_method == 'distro'
- name: Setup Horizon config(s)
  template:
    src: "{{ item.src }}"
    dest: "{{ item.dest }}"
    owner: "{{ item.owner|default(horizon_system_user_name) }}"
    group: "{{ horizon_system_group_name }}"
    mode: "{{ item.mode }}"
  with_items:
    - src: "horizon_local_settings.py.j2"
      dest: "/etc/horizon/local_settings.py"
      owner: "root"
      mode: "0640"
    - src: "horizon-manage.py.j2"
      dest: "{{ horizon_bin }}/horizon-manage.py"
      mode: "0755"
    - src: "80_admin_default_panel.py.j2"
      dest: "{{ horizon_lib_dir }}/openstack_dashboard/local/enabled/_80_admin_default_panel.py"
      mode: "0755"
  notify: Restart apache2

- name: Retrieve horizon policy files
  slurp:
    src: "{{ horizon_lib_dir }}/openstack_dashboard/conf/{{ item }}_policy.yaml"
  with_items: "{{ horizon_policy_overrides.keys() | list }}"
  register: _horizon_policy

- name: Place policy overrides
  openstack.config_template.config_template:
    content: "{{ item.content | b64decode }}"
    dest: "{{ item.source }}"
    mode: "0644"
    config_type: json
    config_overrides: "{{ horizon_policy_overrides[item.item] }}"
  with_items: "{{ _horizon_policy.results }}"

- name: Uploading horizon custom files
  copy:
    src: "{{ item.value.src }}"
    dest: "{{ horizon_lib_dir }}/openstack_dashboard/static/dashboard/{{ item.value.dest }}"
  with_dict: "{{ horizon_custom_uploads | default({}) }}"

- name: Create horizon links
  file:
    src: "{{ item.src }}"
    dest: "{{ item.dest }}"
    owner: "{{ horizon_system_user_name }}"
    group: "{{ horizon_system_group_name }}"
    state: "link"
    force: yes
  with_items:
    - { src: "/etc/horizon/local_settings.py", dest: "{{ horizon_lib_dir }}/openstack_dashboard/local/local_settings.py" }

- name: Create customization module directory
  file:
    path: "{{ horizon_lib_dir }}/horizon_customization"
    state: directory
    owner: "{{ horizon_system_user_name }}"
    group: "{{ horizon_system_group_name }}"
    mode: "0755"
  when: horizon_customization_module is defined

- name: Drop horizon customization module
  template:
    src: "{{ horizon_customization_module }}"
    dest: "{{ horizon_lib_dir }}/horizon_customization/__init__.py"
    owner: "{{ horizon_system_user_name }}"
    group: "{{ horizon_system_group_name }}"
    mode: "0644"
  notify: Restart apache2
  when: horizon_customization_module is defined

- name: Creating horizon custom theme path
  file:
    path: "{{ horizon_lib_dir }}/openstack_dashboard/{{ item.value.theme_path }}/"
    state: directory
    owner: "{{ horizon_system_user_name }}"
    group: "{{ horizon_system_group_name }}"
    mode: "0755"
  with_dict: "{{ horizon_custom_themes }}"

- name: Drop horizon custom themes
  unarchive:
    src: "{{ item.value.theme_src_archive }}"
    dest: "{{ horizon_lib_dir }}/openstack_dashboard/{{ item.value.theme_path }}/"
    owner: "{{ horizon_system_user_name }}"
    group: "{{ horizon_system_group_name }}"
  with_dict: "{{ horizon_custom_themes }}"
  when: item.value.theme_src_archive is defined
  notify: Restart apache2

- name: Collect static files
  command: "{{ horizon_manage }} collectstatic --noinput"
  become: yes
  become_user: "{{ horizon_system_user_name }}"
  changed_when: false
  notify: Restart apache2

- name: Compress static files
  command: "{{ horizon_manage }} compress --force"
  become: yes
  become_user: "{{ horizon_system_user_name }}"
  changed_when: false
  notify: Restart apache2
  register: async_compress_static_files
  async: 600
  poll: 0

- name: Register DB session cleanup cron
  cron:
    name: "Clear out expired sessions"
    minute: "{{ 58 | random(seed=inventory_hostname, start=2) }}"
    hour: "21"
    job: "{{ horizon_manage }} clearsessions"
    user: "{{ horizon_system_user_name }}"
    state: present
  when: inventory_hostname == ansible_play_hosts[0]