---
- name: Install NGINX
  apt:
    update_cache: true
    name: 
      - nginx
      - 'python3-cryptography'
    state: latest
  register: apt_result
  retries: 3
  until: apt_result is succeeded

- name: Copy snippets
  template:
    src: "snippets/{{ item }}"
    dest: "/etc/nginx/snippets/{{ item }}"
  loop:
    - connection_upgrade.conf # fix some nginx bug

- name: Ensure the cert directory exists
  file:
    path: /var/www/well-known/acme-challenge/.well-known/acme-challenge
    state: directory

- name: Ensure the cert directory exists
  file:
    path: /etc/nginx/certs
    state: directory

- name: check if dummy cert exist
  stat:
    path: /etc/nginx/certs/dummy.pem
  register: dummy_cert

- name: Create a dummy cert
  block:
    - name: Generate private key
      openssl_privatekey:
        path: /etc/nginx/certs/dummy.key
        mode: u=rw,g=,o=
        size: 4096
    - name: Generate the signing request
      openssl_csr:
        path: /etc/nginx/certs/dummy.req
        privatekey_path: /etc/nginx/certs/dummy.key
        common_name: dummy
    - name: Sign Cert
      openssl_certificate:
        path: /etc/nginx/certs/dummy.pem
        privatekey_path: /etc/nginx/certs/dummy.key
        csr_path: /etc/nginx/certs/dummy.req
        provider: selfsigned
  when: dummy_cert.stat.exists == False

- name: Add wasm to mime type
  lineinfile:
    path: /etc/nginx/mime.types
    regexp: '\s*application/wasm\s+wasm;$'
    line: '    application/wasm                      wasm;'
    owner: root
    group: root
    mode: '0644'
    insertbefore: '}'

- name: Copy NGINX conf
  template:
    src: nginx.conf
    dest: /etc/nginx/nginx.conf
  notify: Reload nginx

# Manage each http site
- name: Copy HTTP Servers
  template:
    src: http_server.j2
    dest: "/etc/nginx/sites-available/{{ item.key }}"
  loop: "{{ http_sites | dict2items}}"
  notify: Reload nginx

- name: Use the dummy certificate
  file:
    src: /etc/nginx/certs/dummy.pem
    dest: "/etc/nginx/certs/{{ item.key }}.crt"
    state: link
    force: no
  loop: "{{ http_sites | dict2items}}"

- name: Use the dummy key
  file:
    src: /etc/nginx/certs/dummy.key
    dest: "/etc/nginx/certs/{{ item.key }}.key"
    state: link
    force: no
  loop: "{{ http_sites | dict2items}}"

- name: Activate sites
  file:
    src: "/etc/nginx/sites-available/{{ item.key }}"
    dest: "/etc/nginx/sites-enabled/{{ item.key }}"
    state: link
    force: yes
  loop: "{{ http_sites | dict2items}}"
  notify: Reload nginx

# Add HTTP proxy to allow ACME challenges between LE and the SSL endpoints of proxy streams
- name: Copy HTTP Servers allowing ACME challenges with proxy stream
  template:
    src: http_proxy_acme.j2
    dest: "/etc/nginx/sites-available/acme_http_proxy_{{ item.key }}"
  loop: "{{ ssl_reverse_proxy_upstream | dict2items}}"
  notify: Reload nginx