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---
## TODO: most of these steps could probably be moved to generic role

- name: remove nginx default config
  file:
    name: /etc/nginx/sites-enabled/default
    state: absent
  notify: restart nginx

- name: install nginx config snippets
  copy:
    src: "{{ global_files_dir }}/common/nginx-snippets/{{ item }}.conf"
    dest: /etc/nginx/snippets/
  with_items:
    - ssl
    - hsts
  notify: restart nginx

- name: generate Diffie-Hellman parameters
  openssl_dhparam:
    path: /etc/ssl/dhparams.pem
    size: 2048
  notify: restart nginx

- name: install nginx config
  template:
    src: nextcloud-nginx.conf.j2
    dest: /etc/nginx/sites-available/nextcloud
  notify: restart nginx

- name: check if acme certs already exist
  stat:
    path: "/var/lib/acme/live/{{ item }}"
  with_items: "{{ nextcloud_hostnames }}"
  register: acme_cert_stat

- name: set acmecert_missing_hostnames variable
  set_fact:
    acmecert_missing_hostnames: "{{ acme_cert_stat.results | acme_cert_nonexistent(nextcloud_hostnames) }}"

- name: link nonexistent hostnames to self-signed interim cert
  when: acmecert_missing_hostnames | length > 0
  block:
    - name: get id of existing selfsigned interim certificate
      command: cat /var/lib/acme/.selfsigned-interim-cert
      changed_when: false
      check_mode: false
      register: selfsigned_interim_cert_id

    - name: set selfsigned_interim_cert_id variable
      set_fact:
        selfsigned_interim_cert_id: "{{ selfsigned_interim_cert_id.stdout }}"

    - name: link to snakeoil cert for nonexistent hostnames
      file:
        src: "../certs/{{ selfsigned_interim_cert_id }}"
        dest: "/var/lib/acme/live/{{ item }}"
        state: link
      with_items: "{{ acmecert_missing_hostnames }}"

- name: enable vhost config using acme cert
  file:
    src: ../sites-available/nextcloud
    dest: /etc/nginx/sites-enabled/nextcloud
    state: link

- name: make sure nginx config has been (re)loaded
  meta: flush_handlers

- name: get certificate using acmetool
  import_role:
    name: acmetool/cert
  vars:
    acmetool_cert_name: "{{ nextcloud_hostnames[0] }}"
    acmetool_cert_hostnames: "{{ nextcloud_hostnames }}"