---

- name: Verify Redis port
  assert:
    that:
      - redis_port != 6379
    msg: "If you want to use port 6379, use the default instance, not a named instance."
  when: not redis_force_instance_port

- name: "Instance '{{ redis_instance_name }}' group is present"
  group:
    name: "redis-{{ redis_instance_name }}"
    state: present
    system: True
  tags:
    - redis

- name: "Instance '{{ redis_instance_name }}' user is present"
  user:
    name: "redis-{{ redis_instance_name }}"
    group: "redis-{{ redis_instance_name }}"
    state: present
    system: True
    shell: '/bin/false'
  tags:
    - redis

- name: "Instance '{{ redis_instance_name }}' config directory is present"
  file:
    dest: "{{ redis_conf_dir }}"
    mode: "0755"
    owner: "root"
    group: "root"
    follow: yes
    state: directory
  tags:
    - redis

- name: "Instance '{{ redis_instance_name }}' config hooks directories are present"
  file:
    dest: "{{ item }}"
    mode: "0755"
    owner: "root"
    group: "root"
    follow: yes
    state: directory
  with_items:
    - "{{ redis_conf_dir }}/redis-server.pre-up.d"
    - "{{ redis_conf_dir }}/redis-server.post-up.d"
    - "{{ redis_conf_dir }}/redis-server.pre-down.d"
    - "{{ redis_conf_dir }}/redis-server.post-down.d"
  when:
    - ansible_distribution == "Debian"
    - ansible_distribution_major_version is version('9', '=')
  tags:
    - redis

- name: "Instance '{{ redis_instance_name }}' hooks examples are present"
  command: "cp -a /etc/redis/{{ item }}/00_example {{ redis_conf_dir }}/{{ item }}"
  args:
    creates: "{{ redis_conf_dir }}/{{ item }}/00_example"
  with_items:
    - "redis-server.pre-up.d"
    - "redis-server.post-up.d"
    - "redis-server.pre-down.d"
    - "redis-server.post-down.d"
  when:
    - ansible_distribution == "Debian"
    - ansible_distribution_major_version is version('9', '=')
  tags:
    - redis

- name: "Instance '{{ redis_instance_name }}' other directories are present"
  file:
    dest: "{{ item }}"
    mode: "0750"
    owner: "redis-{{ redis_instance_name }}"
    group: "redis-{{ redis_instance_name }}"
    follow: yes
    state: directory
  with_items:
    - "{{ redis_pid_dir }}"
    - "{{ redis_socket_dir }}"
    - "{{ redis_data_dir }}"
    - "{{ redis_log_dir }}"
  tags:
    - redis

- name: "Instance '{{ redis_instance_name }}' configuration file is present"
  template:
    src: redis.conf.j2
    dest: "{{ redis_conf_dir }}/redis.conf"
    mode: "0640"
    owner: redis-{{ redis_instance_name }}
    group: redis-{{ redis_instance_name }}
  notify: "{{ redis_restart_handler_name }}"
  tags:
    - redis

- name: Systemd template for redis instances is installed (Debian 8)
  template:
    src: 'redis-server@jessie.service.j2'
    dest: '/etc/systemd/system/redis-server@.service'
    mode: "0644"
    owner: "root"
    group: "root"
  when:
    - ansible_distribution == "Debian"
    - ansible_distribution_major_version is version('9', '<')
  tags:
    - redis

- name: Systemd template for redis instances is installed (Debian 9 or later)
  template:
    src: 'redis-server@stretch.service.j2'
    dest: '/etc/systemd/system/redis-server@.service'
    mode: "0644"
    owner: "root"
    group: "root"
  when:
    - ansible_distribution == "Debian"
    - ansible_distribution_major_version is version('9', '>=')
  tags:
    - redis

- name: "Instance '{{ redis_instance_name }}' systemd unit is enabled and started"
  systemd:
    name: "{{ redis_systemd_name }}"
    enabled: yes
    state: started
    daemon_reload: yes
  tags:
    - redis

- name: Redis SysVinit script is stopped and disabled
  service:
    name: "redis-server"
    enabled: no
    state: stopped
  when: redis_default_server_disabled
  tags:
    - redis