docker-compose.yml

version: "3.9"
services:

  devicehub:
    init: true
    container_name: devicehub
    build:
      context: .
      dockerfile: docker/devicehub.Dockerfile
    #image: dkr-dsg.ac.upc.edu/ereuse/devicehub:testing_docker__f42b2d09
    environment:
      - DB_USER=${DB_USER}
      - DB_PASSWORD=${DB_PASSWORD}
      - DB_HOST=postgres
      - DB_DATABASE=${DB_DATABASE}
      - HOST=${HOST}
      - EMAIL_DEMO=${EMAIL_DEMO}
      - PASSWORD_DEMO=${PASSWORD_DEMO}
      - JWT_PASS=${JWT_PASS}
      - SECRET_KEY=${SECRET_KEY}
      - DEVICEHUB_HOST=${DEVICEHUB_HOST}
      - URL_MANUALS=${URL_MANUALS}
      - DEPLOYMENT=${DEPLOYMENT}
    ports:
      - 5000:5000
    volumes:
      - shared:/shared:rw
      - app:/opt/devicehub:rw

  postgres:
    #image: dkr-dsg.ac.upc.edu/ereuse/postgres:testing_docker__f42b2d09
    container_name: postgres_devicehub
    build: 
      context: .
      dockerfile: docker/postgres.Dockerfile
    # 4. To create the database.
    # 5. Give permissions to the corresponding users in the database.
    #   extra src https://github.com/docker-library/docs/blob/master/postgres/README.md#environment-variables
    environment:
      - POSTGRES_PASSWORD=${DB_PASSWORD}
      - POSTGRES_USER=${DB_USER}
      - POSTGRES_DB=${DB_DATABASE}
    volumes:
      - pg_data:/var/lib/postgresql/data
    # DEBUG
    #ports:
    #  - 5432:5432

  backup:
    image: postgres:15.4-bookworm
    container_name: postgres_backup
    depends_on:
      - postgres
    environment:
      - POSTGRES_USER=${DB_USER}
      - POSTGRES_PASSWORD=${DB_PASSWORD}
      - POSTGRES_DB=${DB_DATABASE}
      - BACKUP_PATH=${BACKUP_PATH}
    volumes:
      - pg_data:/var/lib/postgresql/data
      - ${BACKUP_PATH}:/backups
    command: >
      bash -c "
        while true; do
          # Backup every day
          sleep 86400
          PGPASSWORD=$$POSTGRES_PASSWORD pg_dump -h postgres -U $$POSTGRES_USER -Fc $$POSTGRES_DB > $$BACKUP_PATH/$$(date +%Y-%m-%d-%H-%M-%S).dump
          echo ""Backup done at $$(date +%Y-%m-%d_%H:%M:%S)""
          
          #delete all but the most recent 4 backups
          ls -1 $$BACKUP_PATH/*.dump | head -n -4 | xargs rm -f
          
        done"

  nginx:
    image: nginx
    ports:
      - 8080:8080
    volumes:
      - ./docker/nginx-devicehub.nginx.conf:/etc/nginx/nginx.conf:ro

volumes:
  shared:
  pg_data:
  app: