- name: Download Nomad release
  register: nomad_zip
  ansible.builtin.get_url:
    checksum: "sha256:https://releases.hashicorp.com/nomad/{{ nomad_version }}/nomad_{{ nomad_version }}_SHA256SUMS"
    dest: "/tmp/nomad_{{ nomad_version }}_linux_{{ nomad_architecture }}.zip"
    mode: "0644"
    url: "https://releases.hashicorp.com/nomad/{{ nomad_version }}/nomad_{{ nomad_version }}_linux_{{ nomad_architecture }}.zip"

- name: Install unzip
  when: ansible_os_family == "Debian"
  ansible.builtin.apt:
    cache_valid_time: 3600
    name: unzip
    state: present

- name: Extract Nomad binary
  ansible.builtin.unarchive:
    dest: /usr/local/bin
    group: root
    mode: "0755"
    owner: root
    remote_src: true
    src: "{{ nomad_zip.dest }}"

- name: Create Nomad group
  ansible.builtin.group:
    name: nomad
    system: true

- name: Create Nomad user
  ansible.builtin.user:
    comment: nomad user
    create_home: false
    group: nomad
    home: /usr/local/etc/nomad.d
    name: nomad
    shell: /usr/bin/false
    system: true

- name: Create Nomad configuration directory
  ansible.builtin.file:
    group: nomad
    mode: "0750"
    owner: nomad
    path: /usr/local/etc/nomad.d
    state: directory
  notify: Restart Nomad

- name: Create Nomad data directory
  ansible.builtin.file:
    group: nomad
    mode: "0750"
    owner: nomad
    path: /opt/nomad
    state: directory

- name: Create Nomad systemd service file
  ansible.builtin.template:
    dest: /etc/systemd/system/nomad.service
    group: root
    mode: "0444"
    owner: root
    src: nomad.service.j2
  notify: Restart Nomad