version: '3'
services:

  btcd:
    image: btcd
    container_name: btcd
    build:
      context: ../
      dockerfile: docker/btcd/Dockerfile
    volumes:
      - shared:/rpc
      - bitcoin:/data
    environment:
      - RPCUSER
      - RPCPASS
      - NETWORK
      - DEBUG
      - MINING_ADDRESS
    ports:
      - 8334:8334
      - 18334:18334
      - 18556:18556
      - 28902:28902
    entrypoint: ["./start-btcd.sh"]

  btcctl:
    image: btcd
    container_name: btcctl
    build:
      context: ../
      dockerfile: docker/btcd/Dockerfile
    volumes:
      - shared:/rpc
      - bitcoin:/data
    environment:
      - RPCUSER
      - RPCPASS
      - NETWORK
      - DEBUG
      - MINING_ADDRESS
    links:
      - "btcd:rpcserver"
    entrypoint: ["./start-btcctl.sh"]

  lnd:
    image: lnd
    container_name: lnd
    build:
      context: ../
      dockerfile: docker/lnd/Dockerfile
    environment:
      - RPCUSER
      - RPCPASS
      - NETWORK
      - CHAIN
      - DEBUG
      - RPC_LISTEN="0.0.0.0:10009"
    volumes:
      - shared:/rpc
      - lnd_dir:/root/.lnd
    links:
      - "btcd:blockchain"
    entrypoint: ["./start-lnd.sh"]

  sqk:
    image: sqk
    container_name: sqk
    build:
      context: ../
      dockerfile: docker/sqk/Dockerfile
    environment:
      - RPCUSER
      - RPCPASS
      - NETWORK
      - CHAIN
      - DEBUG
      - HEADLESS
    volumes:
      - shared:/rpc
      - lnd_dir:/root/.lnd
    links:
      - "btcd:blockchain"
      - "lnd:lnd"
    sysctls:
      - net.ipv6.conf.all.disable_ipv6=0
    entrypoint: ["./start-sqk.sh"]

  frontend:
    container_name: frontend
    build:
      context: ../
      dockerfile: docker/frontend/Dockerfile
    ports:
      - 8080:80

volumes:
  # btcctl and lnd containers.
  shared:
    driver: local

  # bitcoin volume is needed for maintaining blockchain persistence
  # during btcd container recreation.
  bitcoin:
    driver: local

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