---
- name: Install redis
  package:
    name: redis
    state: present

- name: 'Create /var/db/redis-{{ redis_instance }}'
  file:
    path: '/var/db/redis-{{ redis_instance }}'
    state: directory
    owner: redis
    group: redis
    mode: 0700

- name: 'Create /var/run/redis-{{ redis_instance }}'
  file:
    path: '/var/run/redis-{{ redis_instance }}'
    state: directory
    owner: redis
    group: '{{ redis_client_group }}'
    mode: 0750

- name: 'Add /var/log/redis-{{ redis_instance }} to fstab'
  mount:
    path: /var/log/redis-{{ redis_instance }}
    src: tmpfs
    fstype: tmpfs
    opts: 'rw,size={{ redis_log_size }},mode={{ redis_log_mode }},uid={{ redis_log_uid }},gid={{ redis_log_gid }},late'
    state: mounted

- name: 'Create redis-{{ redis_instance }} service directories'
  file:
    path: '{{ s6_etc_dir }}/service/redis-{{ redis_instance}}{{ item }}'
    state: directory
    owner: root
    group: wheel
    mode: 0755
  with_items: '{{ redis_service_dirs }}'
  notify:
    - Reload s6-rc
    - 'Restart redis-{{ redis_instance }} log'
    - 'Restart redis-{{ redis_instance }}'

- name: 'Generate redis-{{ redis_instance }} service scripts'
  template:
    dest: '{{ s6_etc_dir }}/service/redis-{{ redis_instance }}{{ item }}'
    src: 'redis{{ item }}.j2'
    mode: 0555
    owner: root
    group: wheel
  with_items: '{{ redis_service_scripts }}'
  notify:
    - Reload s6-rc
    - 'Restart redis-{{ redis_instance }} log'
    - 'Restart redis-{{ redis_instance }}'

- name: 'Generate redis-{{ redis_instance }} service configuration'
  copy:
    dest: '{{ s6_etc_dir }}/service/redis-{{ redis_instance}}{{ item.name }}'
    content: '{{ item.content }}'
    mode: 0444
    owner: root
    group: wheel
  loop_control:
    label: 'redis-{{ redis_instance }}{{ item.name }} = {{ item.content }}'
  notify:
    - Reload s6-rc
    - 'Restart redis-{{ redis_instance }} log'
    - 'Restart redis-{{ redis_instance }}'
  with_items: '{{ redis_service_config }}'

- name: 'Configure redis-{{ redis_instance }}'
  template:
    dest: '/usr/local/etc/redis-{{ redis_instance }}.conf'
    src: redis.conf.j2
    mode: 0444
    owner: root
    group: wheel
  notify:
    - 'Restart redis-{{ redis_instance }}'

- name: Flush handlers
  meta: flush_handlers

- name: 'Start redis-{{ redis_instance }}'
  command: 'fdmove -c 2 1 s6-rc -l {{ s6_live_dir }} -u -v 2 -t 15000 change redis-{{ redis_instance }}'
  register: change
  changed_when: change.stdout | length > 0

- name: 'Enable redis-{{ redis_instance }}'
  lineinfile:
    path: '{{ s6_etc_dir }}/service/enabled/contents'
    regexp: "^redis-{{ redis_instance }}$"
    line: 'redis-{{ redis_instance }}'
    state: present
  notify:
    - Reload s6-rc

- name: Flush handlers (again)
  meta: flush_handlers