---
# 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: create the system group
  group:
    name: "{{ keystone_system_group_name }}"
    state: "present"
    system: "yes"
  delegate_to: "{{ item }}"
  with_items: "{{ ansible_play_hosts }}"
  when: "inventory_hostname == ansible_play_hosts[0]"

- name: create additional groups
  group:
    name: "{{ item[1] }}"
    state: "present"
    system: "yes"
  delegate_to: "{{ item[0] }}"
  with_nested:
    - "{{ ansible_play_hosts }}"
    - "{{ keystone_system_additional_groups }}"
  when: "inventory_hostname == ansible_play_hosts[0]"

- name: Remove old key file(s) if found
  file:
    path: "{{ item[1] }}"
    state: "absent"
  with_nested:
    - "{{ ansible_play_hosts }}"
    - - "{{ keystone_system_user_home }}/.ssh/authorized_keys"
      - "{{ keystone_system_user_home }}/.ssh/id_rsa"
      - "{{ keystone_system_user_home }}/.ssh/id_rsa.pub"
  when:
    - keystone_recreate_keys | bool
    - "inventory_hostname == ansible_play_hosts[0]"
  delegate_to: "{{ item[0] }}"

- name: Create the keystone system user
  user:
    name: "{{ keystone_system_user_name }}"
    group: "{{ keystone_system_group_name }}"
    groups: "{{ keystone_system_additional_groups | join(',') }}"
    comment: "{{ keystone_system_comment }}"
    shell: "{{ keystone_system_shell }}"
    system: "yes"
    createhome: "yes"
    home: "{{ keystone_system_user_home }}"
  delegate_to: "{{ item }}"
  with_items: "{{ ansible_play_hosts }}"
  when: "inventory_hostname == ansible_play_hosts[0]"

# NOTE(jrosser) this block is to undo symlinking of /etc/keystone into
# the keystone venv introduced in change-id I93cb6463ca1eb93ab7f4e7a3970a7de829efaf66.
# The smart-sources behaviour of deleting the /etc/keystone directory caused the total
# loss of all fernet keys and credential keys during an R->S upgrade using the Stein
# release candidate.
# Remove this code in the Train release.
- name: Source config block
  block:
    - name: Stat config directory
      stat:
        path: "/etc/keystone"
      register: keystone_conf_dir_stat
      with_items:
        - "{{ ansible_play_hosts }}"
      delegate_to: "{{ item }}"
      run_once: yes

    - name: Remove the config directory symlink, if it exists
      file:
        path: "/etc/keystone"
        state: absent
      with_items:
        - "{{ keystone_conf_dir_stat.results }}"
      delegate_to: "{{ item.item }}"
      when:
       - item.stat.islnk is defined and
         item.stat.islnk
      run_once: yes

  when:
    - keystone_install_method == 'source'

# The fernet key repository is needed on all hosts even if only running against
# one host, so the delegation preps the directories on all hosts at once.
- name: Create keystone dir
  file:
    path: "{{ item[1].path | default(omit) }}"
    src: "{{ item[1].src | default(omit) }}"
    dest: "{{ item[1].dest | default(omit) }}"
    state: "{{ item[1].state | default('directory') }}"
    owner: "{{ item[1].owner|default(keystone_system_user_name) }}"
    group: "{{ item[1].group|default(keystone_system_group_name) }}"
    mode: "{{ item[1].mode | default(omit) }}"
    force: "{{ item[1].force | default(omit) }}"
  with_nested:
    - "{{ ansible_play_hosts }}"
    - - path: "/openstack"
        mode: "0755"
        owner: "root"
        group: "root"
      - dest: "/etc/keystone"
        mode: "0755"
      - path: "{{ keystone_credential_key_repository }}"
        mode: "0750"
      - path: "{{ keystone_ldap_domain_config_dir }}"
        mode: "0750"
      - path: "/etc/keystone/ssl"
      - path: "{{ keystone_fernet_tokens_key_repository }}"
        mode: "2750"
      - path: "{{ keystone_system_user_home }}"
      - path: "/var/www/cgi-bin"
        owner: root
        group: root
      - path: "/var/www/cgi-bin/keystone"
      - path: "/etc/ansible/facts.d"
        owner: root
        group: root
  delegate_to: "{{ item[0] }}"
  when: "inventory_hostname == ansible_play_hosts[0]"

# NOTE (jrosser) This recovers Stein release candidate deployments into a
# state where the fernet and credential keys will not be lost on subsequent upgrades.
# Remove in Train release
- name: Rescue fernet keys previously symlinked into the ansible venv
  command: >
    cp -rp {{ item.stat.lnk_target | regex_replace('^../', '/') }} /etc/keystone
  with_items:
    - "{{ keystone_conf_dir_stat.results }}"
  delegate_to: "{{ item.item }}"
  when:
    - keystone_install_method == 'source'
    - item.stat.islnk is defined and
      item.stat.islnk
  run_once: yes
  tags:
    - skip_ansible_lint