---
# description: Configure telegraf and get all relevent ec2 information

- name: Retrieve ec2 facts
  ec2_metadata_facts:
  when:
    - telegraf_agent_aws_tags

- name: "Add prefix path"
  set_fact:
    telegraf_agent_config_path: /usr/local/etc
  when:
    - ansible_os_family in ["FreeBSD", "Darwin"]

- name: Retrieve all ec2 tags on the instance
  ec2_tag:
    region: '{{ ansible_ec2_placement_region }}'
    resource: '{{ ansible_ec2_instance_id }}'
    state: list
  when:
    - telegraf_agent_aws_tags
  register: ec2_tags

- name: "Copy the template for versions < 0.10.0"
  template:
    src: etc-opt-telegraf-telegraf.conf.j2
    dest: /etc/opt/telegraf/telegraf.conf
    owner: "{{ telegraf_mac_user }}"
    group: "{{ telegraf_mac_group }}"
    mode: 0640
  become: yes
  when:
    - telegraf_agent_version is version_compare('0.10.0', '<')
  notify:
    - Restart Telegraf
    - Restart Telegraf container

- name: "Copy the template for versions >= 0.10.0"
  template:
    src: telegraf.conf.j2
    dest: "{{ telegraf_agent_config_path }}/telegraf.conf"
    owner: "{{ telegraf_mac_user }}"
    group: "{{ telegraf_mac_group }}"
    mode: 0640
  become: yes
  when:
    - telegraf_agent_version is version_compare('0.10.0', '>=')
  notify:
    - Restart MacOS Telegraf
    - Restart Telegraf container

- name: "Check if extra plugins directory exists in case of exclusive"
  stat:
    path: "{{ telegraf_agent_config_path }}/telegraf.d"
  register: telegraf_directory
  when:
    - telegraf_plugins_extra_exclusive

- name: "Delete telegraf extra plugin path"
  file:
    state: absent
    path: "{{ telegraf_agent_config_path }}/telegraf.d/"
  when:
    - telegraf_plugins_extra_exclusive
    - telegraf_directory.stat.exists
  become: yes
  notify:
    - Restart MacOS Telegraf
    - Restart Telegraf container

- name: "Create telegraf extra plugin path"
  file:
    state: directory
    path: "{{ telegraf_agent_config_path }}/telegraf.d/"
    owner: "{{ telegraf_mac_user }}"
    group: "{{ telegraf_mac_group }}"
    mode: 0755
  when:
    - telegraf_plugins_extra_exclusive
    - telegraf_directory.stat.exists
  become: yes
  notify:
    - Restart MacOS Telegraf
    - Restart Telegraf container

- name: "Copy telegraf extra plugins"
  template:
    src: "telegraf-extra-plugin.conf.j2"
    dest: "{{ telegraf_agent_config_path }}/telegraf.d/{{ item.key }}.conf"
    owner: "{{ telegraf_mac_user }}"
    group: "{{ telegraf_mac_group }}"
    mode: 0640
  with_dict: "{{ telegraf_plugins_extra }}"
  loop_control:
    label: "{{ item.key }}"
  when:
    - telegraf_plugins_extra is defined
    - telegraf_plugins_extra is iterable
    - item.value.state|default('present') != 'absent'
  become: yes
  notify:
    - Restart MacOS Telegraf
    - Restart Telegraf container

- name: "Remove telegraf extra plugins"
  file:
    path: "{{ telegraf_agent_config_path }}/telegraf.d/{{ item.key }}.conf"
    state: absent
  with_dict: "{{ telegraf_plugins_extra }}"
  loop_control:
    label: "{{ item.key }}"
  when:
    - telegraf_plugins_extra is defined
    - telegraf_plugins_extra is iterable
    - item.value.state|default('present') == 'absent'
  become: yes
  notify:
    - Restart MacOS Telegraf
    - Restart Telegraf container

- name: "Force restart service after reread config"
  meta: flush_handlers

- name: "Start Telegraf (If it wasn't running)"
  shell: brew services start telegraf
  register: brew_services_start_telegraf
  changed_when: '"Successfully started `telegraf`" in brew_services_start_telegraf.stdout'
  when: not telegraf_agent_docker