version: '3' # it's a constant

volumes:
  talerdata:
  talerlogs:

services:
  talerdb:
    build: ./images/postgres
    ports:
      - ${TALER_DB_PORT:-8888}:5432
    volumes:
      - talerlogs:/logs
      - talerdata:/var/lib/postgresql/data/
      - ${TALER_DEPLOYMENT_CONFIG:-./config/deployment.conf}:/config/deployment.conf
    environment:
      # root is the only role existing in the DBMS.  That
      # matches the role used by other containers when
      # they connect to the database.
      POSTGRES_USER: root
      # this changes to the password used by other
      # containers to connect here.  This definition
      # only makes the init logic happy.
      POSTGRES_PASSWORD: nonce
      POSTGRES_HOST_AUTH_METHOD: scram-sha-256
      # the final "/postgresql" is used to create
      # a "postgresql" subfolder in the data volume.
      PGDATA: /var/lib/postgresql/data/postgresql
    restart: always

  exchange:
    build: ./images/exchange
    depends_on:
      - talerdb
    ports:
      - ${TALER_EXCHANGE_PORT:-5555}:80
    volumes:
      - talerlogs:/logs
      - talerdata:/data
      - ${TALER_DEPLOYMENT_CONFIG:-./config/deployment.conf}:/config/deployment.conf
    restart: always

  merchant:
    build: ./images/merchant
    depends_on:
      - talerdb
    ports:
      - ${TALER_MERCHANT_PORT:-5556}:80 # backend
      - ${TALER_BLOG_PORT:-5559}:8080 # blog
      - ${TALER_DONATIONS_PORT:-5560}:8081 # donations
      - ${TALER_SURVEY_PORT:-5561}:8082 # survey
      - ${TALER_LANDING_PORT:-5562}:8083 # landing
      - ${TALER_SYNC_PORT:-5563}:8084 # sync
    volumes:
      - talerlogs:/logs
      - ${TALER_DEPLOYMENT_CONFIG:-./config/deployment.conf}:/config/deployment.conf
    restart: always

  bank:
    build: ./images/libeufin
    ports:
      - ${LIBEUFIN_SANDBOX_PORT:-15000}:15000 # Sandbox
      - ${LIBEUFIN_NEXUS_PORT:-15001}:15001 # Nexus
      - ${LIBEUFIN_FRONTEND_PORT:-15002}:80 # Nginx serving the SPA
    volumes:
      - talerlogs:/logs
      - talerdata:/data
      - ${TALER_DEPLOYMENT_CONFIG:-./config/deployment.conf}:/config/deployment.conf
    restart: always