---
- name: install mosquitto
  apt:
    name:
    - mosquitto
    - mosquitto-clients
    state: present

- name: install mosquitto acl files
  loop: "{{ mosquitto_broker_acl_files | dict2items }}"
  loop_control:
    label: "{{ item.key }}"
  copy:
    content: |
      # Ansible managed
      {{ item.value }}
    dest: "/etc/mosquitto/{{ item.key }}.acl"
  notify: reload mosquitto

- name: install mosquitto password files
  loop: "{{ mosquitto_broker_password_files | dict2items }}"
  loop_control:
    label: "{{ item.key }}"
  copy:
    content: |
      {{ item.value }}
    dest: "/etc/mosquitto/{{ item.key }}.passwd"
    owner: root
    group: mosquitto
    mode: "0640"
  notify: reload mosquitto

- name: generate Diffie-Hellman parameters
  when: (mosquitto_broker_listeners | dict2items | selectattr('value.tls', 'defined') | length) > 0
  openssl_dhparam:
    path: /etc/mosquitto/certs/dhparams.pem
    size: 2048
  notify: reload mosquitto

- name: generate/install/fetch TLS certificate
  loop: "{{ mosquitto_broker_listeners | dict2items | selectattr('value.tls', 'defined') }}"
  loop_control:
    label: "{{ item.key }}"
  vars:
    x509_certificate_name: "mosquitto-broker-{{ item.key }}"
    x509_certificate_hostnames: "{{ item.value.hostnames }}"
    x509_certificate_config: "{{ item.value.tls.certificate_config | default({}) }}"
    x509_certificate_renewal:
      install:
      - dest: "/etc/mosquitto/certs/{{ item.key }}-crt.pem"
        src:
        - fullchain
        owner: root
        group: mosquitto
        mode: "0644"
      - dest: "/etc/mosquitto/certs/{{ item.key }}-key.pem"
        src:
        - key
        owner: root
        group: mosquitto
        mode: "0640"
      - dest: "/etc/mosquitto/ca_certificates/{{ item.key }}-ca-crt.pem"
        src:
        - ca_cert
        owner: root
        group: mosquitto
        mode: "0644"
    x509_certificate_reload_services:
    - mosquitto
  include_role:
    name: "x509/{{ item.value.tls.certificate_provider }}/cert"

- name: install mosquitto config
  template:
    src: config.j2
    dest: /etc/mosquitto/conf.d/main.conf
  notify: restart mosquitto