- name: Install PHP
  apt: pkg={{ packages }}
  vars:
    packages:
    - php-cli
    - php-fpm
    - php-apcu
    - php-gd
    - php-imagick
    - php-mbstring
    - php-xml
    - php-curl
    - php-intl
    - php-ldap
    - php-mysql
    - php-zip
    - php-json
    - php-gmp

- name: Configure PHP 7.3 Zend opcache
  lineinfile: dest=/etc/php/7.3/fpm/php.ini
              regexp='^;?{{ item.var }}\\s*='
              line="{{ item.var }} = {{ item.value }}"
              owner=root group=root
              mode=0644
  with_items:
    - { var: opcache.memory_consumption,      value: 512 }
    - { var: opcache.revalidate_freq,         value: 180 }
  notify:
    - Restart php7.3-fpm

- name: Configure PHP 7.3 pool environment
  lineinfile: dest=/etc/php/7.3/fpm/pool.d/www.conf
              regexp='^;?env\[{{ item.var }}\]\\s*='
              line="env[{{ item.var }}] = {{ item.value }}"
              owner=root group=root
              mode=0644
  with_items:
    - { var: HOSTNAME, value: "$HOSTNAME"     }
    - { var: PATH,     value: "/usr/bin:/bin" }
    - { var: TMP,      value: "/tmp"          }
    - { var: TMPDIR,   value: "/tmp"          }
    - { var: TEMP,     value: "/tmp"          }
  notify:
    - Restart php7.3-fpm

- name: Start php7.3-fpm
  service: name=php7.3-fpm state=started

- name: Copy /etc/cron.d/nextcloud
  copy: src=etc/cron.d/nextcloud
        dest=/etc/cron.d/nextcloud
        owner=root group=root
        mode=0644

- name: Copy /etc/nginx/sites-available/nextcloud
  copy: src=etc/nginx/sites-available/nextcloud
        dest=/etc/nginx/sites-available/nextcloud
        owner=root group=root
        mode=0644
  register: r1
  notify:
    - Restart Nginx

- name: Create /etc/nginx/sites-enabled/nextcloud
  file: src=../sites-available/nextcloud
        dest=/etc/nginx/sites-enabled/nextcloud
        owner=root group=root
        state=link force=yes
  register: r2
  notify:
    - Restart Nginx

- name: Copy HPKP header snippet
  # never modify the pined pubkeys as we don't want to lock out our users
  template: src=etc/nginx/snippets/cloud.fripost.org.hpkp-hdr.j2
            dest=/etc/nginx/snippets/cloud.fripost.org.hpkp-hdr
            validate=/bin/false
            owner=root group=root
            mode=0644
  register: r3
  notify:
    - Restart Nginx

- name: Start Nginx
  service: name=nginx state=started
  when: not (r1.changed or r2.changed or r3.changed)

- meta: flush_handlers

- name: Fetch Nginx's X.509 certificate
  # Ensure we don't fetch private data
  become: False
  fetch_cmd: cmd="openssl x509 -noout -pubkey"
             stdin=/etc/nginx/ssl/cloud.fripost.org.pem
             dest=certs/public/cloud.fripost.org.pub
  tags:
    - genkey

- import_tasks: ldap.yml
  when: "'LDAP-provider' not in group_names"
  tags:
    - ldap

- name: Create directory /var/www/nextcloud
  file: path=/var/www/nextcloud
        state=directory
        owner=root group=root
        mode=0755

# Note: Nextcloud doesn't like symlinked apps
# * https://github.com/nextcloud/server/issues/10437
# * https://github.com/nextcloud/server/issues/13556
- name: Create directory /var/www/nextcloud/apps
  file: path=/var/www/nextcloud/apps
        state=directory
        owner=www-data group=www-data
        mode=0755

- name: Create directory /var/log/nextcloud
  file: path=/var/log/nextcloud
        state=directory
        owner=www-data group=adm
        mode=0750

- name: Create directory /var/cache/nextcloud
  file: path=/var/cache/nextcloud
        state=directory
        owner=www-data group=www-data
        mode=0700

- name: Copy Nextcloud logrotate snippet
  copy: src=etc/logrotate.d/nextcloud
        dest=/etc/logrotate.d/nextcloud
        owner=root group=root
        mode=0644
  tags:
    - logrotate

- name: Install redis-server
  apt: pkg={{ packages }}
  vars:
    packages:
    - php-redis
    - redis-server

- name: Configure Redis
  lineinfile: dest=/etc/redis/redis.conf
              regexp='^#?{{ item.var }}\\s+'
              line="{{ item.var }} {{ item.value }}"
              owner=redis group=redis
              mode=0640
  with_items:
    - { var: port,           value: 0 }
    - { var: unixsocket,     value: /run/redis/redis-server.sock }
    - { var: unixsocketperm, value: 770 }
  notify:
    - Restart Redis

- name: Start redis-server
  service: name=redis-server state=started

- name: Add 'www-data' to the group 'redis'
  user: name=www-data groups=redis append=yes
  notify:
    - Restart php7.3-fpm