Nextcloud with S3 primary storage

localstack-docker-compose.yml

version: '3.7'
services:
  localstack:
    image: localstack/localstack
    container_name: localstack_service
    ports:
      - "4566-4584:4566-4584"
      - "8055:8080"
    environment:
      - SERVICES=s3
      - DEBUG=1
      - DATA_DIR=/tmp/localstack/data
      - AWS_ACCESS_KEY_ID='ACCESSKEYAWSUSER'
      - AWS_SECRET_KEY='sEcreTKey'
      - AWS_BUCKET_NAME='demo-bucket'
      - NODE_PORT=4000
    volumes:
      - ./tmp/localstack:/tmp/localstack
      - /var/run/docker.sock:/var/run/docker.sock
networks:
  default:
    name: mock_demo

nextcloud-docker-compose.yml

---
version: '3'
volumes:
  nextcloud_apps:
  nextcloud_config:
  db:
  nextcloud_data:
  nextcloud:

services:
  db:
    image: mariadb
    command: --transaction-isolation=READ-COMMITTED --binlog-format=ROW --skip-innodb-read-only-compressed
    restart: always
    volumes:
      - 'db:/var/lib/mysql'
    environment:
      - MYSQL_ROOT_PASSWORD=ohfai3Diek8eeziexica
      - MYSQL_USER=goo8Noh9iechie6ShaBe
      - MYSQL_PASSWORD=rahbiePiz0oobo2Iv9sa
      - MYSQL_DATABASE=nextcloud
    networks:
      default:
  redis:
    image: redis:alpine
    command: redis-server --requirepass aWeNeisaovie9lu4shoh
    expose:
      - 6379
    deploy:
      replicas: 1
      update_config:
        parallelism: 2
        delay: 10s
      restart_policy:
        condition: on-failure
    networks:
      default:
  cron:
    image: nextcloud:22-apache
    links:
      - db
    depends_on:
      - db
    command:
      - /cron.sh
    volumes:
      - 'nextcloud:/var/www/html'
      - 'nextcloud_apps:/var/www/html/custom_apps'
      - 'nextcloud_config:/var/www/html/config'
      - 'nextcloud_data:/var/www/html/data'
    restart: always
    networks:
      default:
      mock_demo:
  app:
    image: nextcloud:22-apache
    links:
      - db
      - redis
    depends_on:
      - db
      - redis
    expose:
      - 80
    ports:
      - "80:80"
    deploy:
      replicas: 1
      update_config:
        parallelism: 2
        delay: 10s
      restart_policy:
        condition: on-failure
    volumes:
      - 'nextcloud:/var/www/html'
      - 'nextcloud_apps:/var/www/html/custom_apps'
      - 'nextcloud_config:/var/www/html/config'
      - 'nextcloud_data:/var/www/html/data'
    environment:
      - PHP_UPLOAD_LIMIT=1024G
      - PHP_MEMORY_LIMIT=12G
      - MYSQL_HOST=db
      - MYSQL_USER=goo8Noh9iechie6ShaBe
      - MYSQL_PASSWORD=rahbiePiz0oobo2Iv9sa
      - MYSQL_DATABASE=nextcloud
      - NEXTCLOUD_TABLE_PREFIX=nc
      - NEXTCLOUD_ADMIN_USER=admin
      - NEXTCLOUD_ADMIN_PASSWORD=Wohri6baiZei9mohgaif
      - REDIS_HOST=redis
      - REDIS_HOST_PASSWORD=aWeNeisaovie9lu4shoh
      - OVERWRITEPROTOCOL=http
      - APACHE_DISABLE_REWRITE_IP=1
      - OBJECTSTORE_S3_HOST=172.19.0.2:4566
      - OBJECTSTORE_S3_BUCKET=demo-bucket
      - OBJECTSTORE_S3_KEY=ACCESSKEYAWSUSER
      - OBJECTSTORE_S3_SECRET=sEcreTKey
      - OBJECTSTORE_S3_SSL=false
      - OBJECTSTORE_S3_PORT=80
      - OBJECTSTORE_S3_REGION=us-west-2
      - OBJECTSTORE_S3_USEPATH_STYLE=False
    restart: always
    networks:
      default:
      mock_demo:

networks:
  default:
  mock_demo:
    external: true