---
- name: Install any necessary dependencies [Debian/Ubuntu]
  apt:
    name:
      - python-httplib2
      - python-apt
      - curl
      - apt-transport-https
    state: present
    update_cache: yes
    cache_valid_time: 3600
  register: apt_result
  until: apt_result is success
  retries: 2
  delay: 5

- name: Import InfluxData GPG signing key [Debian/Ubuntu]
  apt_key:
    url: "{{ telegraf_influxdata_base_url }}/influxdb.key"
    state: present
  when: telegraf_install_url is not defined or telegraf_install_url == None

- name: Add InfluxData repository [Debian/Ubuntu]
  apt_repository:
    repo: deb {{ telegraf_influxdata_base_url }}/{{ ansible_distribution | lower }} {{ ansible_distribution_release }} {{ telegraf_install_version }}
    state: present
  when: telegraf_install_url is not defined or telegraf_install_url == None

- name: Install Telegraf packages [Debian/Ubuntu]
  apt:
    name: telegraf
    state: latest
    update_cache: yes
    cache_valid_time: 3600
  register: apt_result
  until: apt_result is success
  retries: 2
  delay: 5
  when: telegraf_install_url is not defined or telegraf_install_url == None

- name: Download Telegraf package via URL [Debian/Ubuntu]
  get_url:
    url: "{{ telegraf_install_url }}"
    dest: /tmp/telegraf-ansible-download.deb
  when: telegraf_install_url is defined and telegraf_install_url != None

- name: Install downloaded Telegraf package [Debian/Ubuntu]
  apt:
    deb: /tmp/telegraf-ansible-download.deb
    state: present
  register: apt_result
  until: apt_result is success
  retries: 2
  delay: 5
  when: telegraf_install_url is defined and telegraf_install_url != None