pi-ansible/roles/docker_services/tasks/services/nextcloud.yml

# vim: ft=yaml.ansible
---
- name: Create Nextcloud volume directories
  file:
    name: "{{ services.nextcloud.volume }}/{{ dir.name }}"
    owner: "{{ dir.owner | default('root') }}"
    mode: "{{ dir.mode | default('u=rwx,g=rx,o=rx') }}"
    state: directory
  loop:
    - name: apache2
    - name: app
    - name: postgres
      owner: '70'
      mode: u=rwx,go=
  loop_control:
    loop_var: dir

- name: Copy Apache2 config files
  copy:
    src: nextcloud/apache2/{{ file }}
    dest: "{{ services.nextcloud.volume }}/apache2/{{ file }}"
    owner: root
    mode: u=rw,g=r,o=r
  loop:
    - apache2.conf
    - remoteip.conf
  loop_control:
    loop_var: file

- name: Deploy Nextcloud with Docker Compose
  docker_compose:
    project_name: nextcloud
    pull: true
    definition:
      version: '3.8'

      services:
        postgres:
          image: postgres:{{ services.nextcloud.postgres_version }}
          restart: unless-stopped
          environment:
            POSTGRES_DB: nextcloud
            POSTGRES_USER: nextcloud
            POSTGRES_PASSWORD: "{{ secrets.nextcloud.postgres_pw }}"
          volumes:
            - "{{ services.nextcloud.volume }}/postgres:/var/lib/postgresql/data:rw"

        redis:
          image: redis:{{ services.nextcloud.redis_version }}
          restart: unless-stopped
          command: redis-server --requirepass {{ secrets.nextcloud.redis_pw }}
          tmpfs:
            - /var/lib/redis

        cron:
          image: nextcloud:{{ services.nextcloud.version }}
          restart: unless-stopped
          entrypoint: /cron.sh
          volumes:
            - "{{ services.nextcloud.volume }}/app:/var/www/html:rw"
          depends_on:
            - postgres
            - redis

        app:
          image: nextcloud:{{ services.nextcloud.version }}
          restart: unless-stopped
          environment:
            POSTGRES_HOST: postgres
            POSTGRES_DB: nextcloud
            POSTGRES_USER: nextcloud
            POSTGRES_PASSWORD: "{{ secrets.nextcloud.postgres_pw }}"
            REDIS_HOST: redis
            REDIS_HOST_PASSWORD: "{{ secrets.nextcloud.redis_pw }}"
            PHP_MEMORY_LIMIT: 2G
            PHP_UPLOAD_LIMIT: 16G
          networks:
            default:
            postfix:
            services:
              aliases:
                - nextcloud
          volumes:
            - "{{ services.nextcloud.volume }}/app:/var/www/html:rw"
            - "{{ services.nextcloud.volume }}/apache2/apache2.conf:/etc/apache2/apache2.conf:ro"
            - "{{ services.nextcloud.volume }}/apache2/remoteip.conf:/etc/apache2/conf-enabled/remoteip.conf:ro"
          depends_on:
            - postgres
            - redis

      networks:
        postfix:
          external: true
        services:
          external: true