---
# Copyright 2018, 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: create the system group
  group:
    name: "{{ zun_system_group_name }}"
    gid: "{{ zun_system_group_gid | default(omit) }}"
    state: "present"
    system: "yes"
  tags:
    - zun-group

- name: Remove old key file(s) if found
  file:
    path: "{{ item }}"
    state: "absent"
  with_items:
    - "{{ zun_system_home_folder }}/.ssh/authorized_keys"
    - "{{ zun_system_home_folder }}/.ssh/id_rsa"
    - "{{ zun_system_home_folder }}/.ssh/id_rsa.pub"
  when:
    - zun_recreate_keys | bool
  tags:
    - zun-key
    - zun-key-create

- name: Create the zun system user
  user:
    name: "{{ zun_system_user_name }}"
    uid: "{{ zun_system_user_uid | default(omit) }}"
    group: "{{ zun_system_group_name }}"
    comment: "{{ zun_system_comment }}"
    shell: "{{ zun_system_shell }}"
    system: "yes"
    createhome: "yes"
    home: "{{ zun_system_home_folder }}"
    generate_ssh_key: "yes"
  tags:
    - zun-user
    - zun-key
    - zun-key-create

- name: Create zun dir
  file:
    path: "{{ item.path }}"
    state: directory
    owner: "{{ item.owner | default(zun_system_user_name) }}"
    group: "{{ item.group | default(zun_system_group_name) }}"
    mode: "{{ item.mode | default('0755') }}"
  with_items:
    - { path: "/openstack", owner: "root", group: "root" }
    - { path: "/etc/zun", mode: "0750" }
    - { path: "/etc/zun/rootwrap.d", owner: "root", group: "root" }
    - { path: "/etc/sudoers.d", mode: "0750", owner: "root", group: "root" }
    - { path: "/var/cache/zun" }
    - { path: "{{ zun_system_home_folder }}" }
    - { path: "{{ zun_system_home_folder }}/.ssh", mode: "0700" }
    - { path: "{{ zun_system_home_folder }}/cache/api" }
    - { path: "{{ zun_system_home_folder }}/instances" }
    - { path: "{{ zun_lock_path }}" }
    - { path: "/var/run/zun" }
  tags:
    - zun-dirs

- name: Test for log directory or link
  shell: |
    if [ -h "{{ zun_log_dir }}"  ]; then
      chown -h {{ zun_system_user_name }}:{{ zun_system_group_name }} "{{ zun_log_dir }}"
      chown -R {{ zun_system_user_name }}:{{ zun_system_group_name }} "$(readlink {{ zun_log_dir }})"
    else
      exit 1
    fi
  register: log_dir
  failed_when: false
  changed_when: false
  tags:
    - zun-dirs
    - zun-logs

- name: Create zun log dir
  file:
    path: "{{ zun_log_dir }}"
    state: directory
    owner: "{{ zun_system_user_name }}"
    group: "{{ zun_system_group_name }}"
    mode: "0755"
  when:
    - log_dir.rc != 0
  tags:
    - zun-dirs
    - zun-logs

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