compose.yaml

volumes:
  postgres_data:
    name: postgres_data
    #external: true
  postgres_standby_data:
    name: postgres_standby_data
    #external: true
  pgadmin_data:
    name: pgadmin_data
    external: true

# This will be used as the domainname, so let's keep it short.
networks:
  datastore:
    name: datastore
    
services:
  primary:
    container_name: dsprimary
    image: postgres
    build:
      context: .
      dockerfile: Dockerfile.postgres
    ports:
      # Allow access to this database from our LAN
      - "5432:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    env_file: .env
    environment:
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
    networks:
      - datastore

  standby:
    container_name: dsstandby
    image: postgres
    volumes:
      - postgres_standby_data:/var/lib/postgresql/data
    env_file: .env
    environment:
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
    #ports:
    # Normally we don't need any ports accessible outside our docker network
    #  - "5433:5432"
    networks:
      - datastore
    
  pgadmin:
    container_name: dspgadmin
    image: dpage/pgadmin4:latest
    ports:
      - "8213:80"
    volumes:
      # Session data, user files, config files, config database go here.
      - pgadmin_data:/var/lib/pgadmin
    env_file: .env
    environment:
      PGADMIN_DEFAULT_EMAIL: ${PGADMIN_USER}
      PGADMIN_DEFAULT_PASSWORD: ${PGADMIN_PASSWORD}
      PGADMIN_DISABLE_POSTFIX: 1
    networks:
      - datastore