ansible-role-influxdb/tasks/main.yml

---
- name: Manage the Influxdata repository and packages
  block:
    - name: Install the deb repo key
      apt_key:
        url: '{{ influxdb_repo_key }}'
        state: present

    - name: Install the deb repository
      apt_repository:
        repo: '{{ influxdb_deb_repo }}'
        state: present
        update_cache: true

    - name: Install the influxdb deb package
      apt:
        pkg: '{{ influxdb_pkgs }}'
        state: present
        cache_valid_time: 1800

  when: ansible_distribution_file_variety == "Debian"
  tags: ['influxdb', 'influxdb_repository']

- name: Manage the Influxd configuration
  block:
    - name: Influxdb 1.x configuration {{ influxdb_config_file }}
      ini_file:
        path: '{{ influxdb_config_file }}'
        section: '{{ item.section }}'
        option: '{{ item.option }}'
        value: '{{ item.value }}'
        state: "{{ item.state | default('present') }}"
        owner: root
        group: root
        mode: 0644
      loop: '{{ influxdb_config }}'
      notify: restart influxdb
      when: influxdb_major_version < 2

    - name: Influxdb 2+ configuration {{ influxdb_2_config_file }}
      lineinfile:
        path: '{{ influxdb_2_config_file }}'
        regexp: '^{{ item.option }}\s'
        line: '{{ item.option }} = "{{ item.value }}"'
        state: "{{ item.state | default('present') }}"
        owner: root
        group: root
        mode: 0644
        create: true
      loop: '{{ influxdb_2_config }}'
      notify: restart influxdb
      when: influxdb_major_version < 2

  tags: ['influxdb', 'influxdb_config']

- name: Letsencrypt tls management
  block:
    - name: Create the acme hooks directory if it does not yet exist
      file:
        dest: '{{ letsencrypt_acme_services_scripts_dir }}'
        state: directory
        owner: root
        group: root

    - name: Create the influxdb certificate directory
      file:
        dest: '{{ influxdb_tls_cert_dir }}'
        state: directory
        owner: root
        group: influxdb
        mode: 0750

    - name: Copy the key file where influxdb expects it
      copy:
        src: '{{ letsencrypt_acme_sh_certificates_install_path }}/privkey'
        dest: '{{ influxdb_tls_key_path }}'
        owner: root
        group: influxdb
        mode: 0640
        remote_src: true
      notify: restart influxdb

    - name: Influxdb 1.x configuration for TLS {{ influxdb_config_file }}
      ini_file:
        path: '{{ influxdb_config_file }}'
        section: '{{ item.section }}'
        option: '{{ item.option }}'
        value: '{{ item.value }}'
        state: "{{ item.state | default('present') }}"
        owner: root
        group: root
        mode: 0644
      loop: '{{ influxdb_tls_config }}'
      notify: restart influxdb
      when: influxdb_major_version < 2

    - name: Influxdb 2+ configuration for TLS {{ influxdb_2_config_file }}
      lineinfile:
        path: '{{ influxdb_2_config_file }}'
        regexp: '^{{ item.option }}\s'
        line: '{{ item.option }} = "{{ item.value }}"'
        state: "{{ item.state | default('present') }}"
        owner: root
        group: root
        mode: 0644
        create: true
      loop: '{{ influxdb_2_tls_config }}'
      notify: restart influxdb
      when: influxdb_major_version < 2

    - name: Install a script that fixes the letsencrypt certificate for influxdb and then restarts the service
      template:
        src: influxdb-letsencrypt-hook.j2
        dest: '{{ letsencrypt_acme_services_scripts_dir }}/influxdb'
        owner: root
        group: root
        mode: 4555

  when:
    - influxdb_tls_enabled
    - influxdb_tls_letsencrypt_managed
    - letsencrypt_acme_install
  tags: ['influxdb', 'letsencrypt', 'influxdb_letsencrypt']

- name: Manage the Influxdata repository and packages
  block:
    - name: Ensure that influxdb is enabled and running
      service:
        name: influxd
        state: started
        enabled: true

  tags: ['influxdb', 'influxdb_repository']