version: '3'
services:

  db:
    image: postgres
    container_name: db
    environment:
      - POSTGRES_DB=postgres
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
    volumes:
      - postgres_dir:/var/lib/postgresql/data
      - ../createdb.sql:/docker-entrypoint-initdb.d/init.sql

  btcd:
    image: btcd
    container_name: btcd
    build:
      context: ../
      dockerfile: docker/btcd/Dockerfile
    volumes:
      - shared:/rpc
      - bitcoin:/data
    environment:
      - NETWORK=testnet
    entrypoint: ["./start-btcd.sh"]

  lnd:
    image: lnd
    container_name: lnd
    build:
      context: ../
      dockerfile: docker/lnd/Dockerfile
    environment:
      - NETWORK=testnet
      - RPCHOST=btcd
    volumes:
      - shared:/rpc
      - lnd_dir:/root/.lnd
    links:
      - "btcd:btcd"
    entrypoint: ["./start-lnd.sh"]

  sqkserver:
    image: sqkserver
    container_name: sqkserver
    build:
      context: ../
      dockerfile: docker/sqkserver/Dockerfile
    volumes:
      - shared:/rpc
      - lnd_dir:/root/.lnd
      - ./config.ini:/app/config.ini
    links:
      - "btcd:btcd"
      - "lnd:lnd"
    depends_on:
      - db
    sysctls:
      - net.ipv6.conf.all.disable_ipv6=0
    entrypoint: ["./start-sqkserver.sh"]

  envoy:
    image: envoy
    container_name: envoy
    build:
      context: ../
      dockerfile: docker/envoy/Dockerfile
    ports:
      - 8080:8080
    links:
      - "sqkserver:sqkserver"

  frontend:
    image: frontend
    container_name: frontend
    build:
      context: ../
      dockerfile: docker/frontend/Dockerfile
    ports:
      - 8081:8081

volumes:
  bitcoin:
    driver: local

  # shared volume is needed for sharing the btcd certificate
  shared:
    driver: local

  # lnd_dir volume is needed for sharing the lnd tls certificate
  lnd_dir:
    driver: local

  postgres_dir:
    driver: local