---
# tasks file for acme.sh
- name: Create system acme group
  become: true
  ansible.builtin.group:
    name: "{{ acme_group }}"
    state: present
    system: true

- name: Create system acme user
  become: true
  ansible.builtin.user:
    name: "{{ acme_user }}"
    group: "{{ acme_group }}"
    home: "{{ acme_home }}"
    shell: "{{ acme_shell }}"
    state: present
    system: true
    create_home: true
    skeleton: false

- name: Ensure directories exist
  ansible.builtin.file:
    path: "{{ item }}"
    state: directory
    mode: "0755"
    owner: "{{ acme_user }}"
    group: "{{ acme_group }}"
  loop:
    - "{{ acme_home }}"
    - "{{ acmesh_config_path }}"
    - "{{ acmesh_install_path }}"
    - "{{ acmesh_cert_path }}"

- name: Check acme.sh installation
  ansible.builtin.stat:
    path: "{{ acmesh_config_path }}/account.conf"
  register: stat_account_conf

- name: Download and install acme.sh
  when: not stat_account_conf.stat.exists
  become: true
  become_method: su
  become_user: "{{ acme_user }}"
  become_flags: '-s /bin/sh'
  become_exe: "sudo su"
  block:
    - name: Create temporary directory for git repository
      ansible.builtin.tempfile:
        state: directory
        prefix: acmesh_git_
      register: acme_tmp_repo
      changed_when: false

    - name: Temporary clone acme.sh git repository
      ansible.builtin.git:
        dest: "{{ acme_tmp_repo.path }}"
        clone: true
        depth: 1
        repo: "{{ acmesh_repository }}"
        version: "{{ acmesh_version }}"
      changed_when: false

    - name: Make install script executable
      ansible.builtin.file:
        path: "{{ acme_tmp_repo.path }}/acme.sh"
        mode: "0744"
        owner: acme
        group: acme

    - name: Install acme.sh
      ansible.builtin.command:
        cmd: >
          "{{ acme_tmp_repo.path }}/acme.sh"
          --install
          --home "{{ acmesh_install_path }}"
          --config-home "{{ acmesh_config_path }}"
          --cert-home "{{ acmesh_cert_path }}"
          --accountemail "{{ acmesh_email | mandatory }}"
          --nocron
        chdir: "{{ acme_tmp_repo.path }}"
        creates: "{{ acmesh_config_path }}/account.conf"

  always:
    - name: Delete temporary git clone
      ansible.builtin.file:
        path: "{{ acme_tmp_repo.path }}"
        state: absent
      changed_when: false

- name: "Set default CA [letsencrypt]"
  ansible.builtin.lineinfile:
    path: "{{ acmesh_config_path }}/account.conf"
    regexp: '^DEFAULT_ACME_SERVER='
    line: "DEFAULT_ACME_SERVER='https://acme-v02.api.letsencrypt.org/directory'"

- name: Create sudo config file
  ansible.builtin.file:
    path: "/etc/sudoers.d/60_user_{{ acme_user }}"
    state: touch
    mode: "0440"
    owner: root
    group: root
    access_time: preserve
    modification_time: preserve

- name: Configure sudo permissions
  become: true
  ansible.builtin.lineinfile:
    path: "/etc/sudoers.d/60_user_{{ acme_user }}"
    line: "{{ acme_user }} ALL=(ALL:ALL) NOPASSWD: /usr/bin/{{ item.reloadcmd | regex_replace('^sudo (.*)$', '\\1') }}"
    state: present
    validate: /usr/sbin/visudo -csf %s
  loop: "{{ acme_domains }}"
  when: acme_domains is defined

- name: Ensure directories exist
  become: true
  ansible.builtin.file:
    path: "{{ item }}"
    state: directory
    mode: "0755"
    owner: "{{ acme_user }}"
    group: "{{ acme_group }}"
  loop:
    - "{{ tls_cert_path }}"

- name: Issue and install certificate
  when: acme_domains is defined
  become: true
  become_method: su
  become_user: "{{ acme_user }}"
  become_flags: '-s /bin/sh'
  become_exe: "sudo su"
  block:
    - name: Issue certificate with Netcup
      ansible.builtin.command:
        cmd: >
          "{{ acmesh_install_path }}/acme.sh"
          --issue
          --dns dns_netcup
          -d "{{ item.domain }}"
          {% if item.san is defined %}
          {% for san in item.san %}
          -d "{{ san }}"
          {% endfor %}
          {% endif %}
          {% if item.keylength is defined %}
          --keylength "{{ item.keylength }}"
          {% endif %}
          {% if item.staging is defined %}
          --staging
          {% endif %}
          {% if item.dnssleep is defined %}
          --dnssleep {{ item.dnssleep }}
          {% endif %}
        creates: "{{ acmesh_cert_path }}/{{ item.domain }}_ecc/{{ item.domain }}.cer"
      environment:
        LE_WORKING_DIR: "{{ acmesh_install_path }}"
        LE_CONFIG_HOME: "{{ acmesh_config_path }}"
        NC_CID: "{{ netcup_user | mandatory }}"
        NC_Apikey: "{{ netcup_api_key | mandatory }}"
        NC_Apipw: "{{ netcup_api_password | mandatory }}"
      loop: "{{ acme_domains }}"

    - name: Install certificates
      ansible.builtin.command:
        cmd: >
          "{{ acmesh_install_path }}/acme.sh"
          --installcert
          -d "{{ item.domain }}"
          {% if 'ec' in item.keylength %}
          --ecc
          {% endif %}
          --cert-file "{{ tls_cert_path }}/{{ item.domain }}.crt"
          --key-file "{{ tls_cert_path }}/{{ item.domain }}.key"
          --ca-file "{{ tls_cert_path }}/{{ item.domain }}.ca"
          --fullchain-file "{{ tls_cert_path }}/{{ item.domain }}.fullchain"
          {% if item.reloadcmd is defined %}
          --reloadcmd '{{ item.reloadcmd }}'
          {% endif %}
        creates: "{{ tls_cert_path }}/{{ item.domain }}.crt"
      environment:
        LE_WORKING_DIR: "{{ acmesh_install_path }}"
        LE_CONFIG_HOME: "{{ acmesh_config_path }}"
      loop: "{{ acme_domains }}"

- name: Install systemd service
  ansible.builtin.template:
    src: acme_sh.service.j2
    dest: /etc/systemd/system/acme_sh.service
    owner: root
    group: root
    mode: "0644"
  notify: Reload systemd daemon

- name: Install systemd timer
  ansible.builtin.template:
    src: acme_sh.timer.j2
    dest: /etc/systemd/system/acme_sh.timer
    owner: root
    group: root
    mode: "0644"
  notify:
    - Reload systemd daemon
    - Restart acme_sh systemd timer

- name: Enable systemd timer
  ansible.builtin.systemd:
    name: acme_sh.timer
    enabled: true
    scope: system
    state: started