services:
  electrumx:
    build:
      # Repository root, not ./docker: the Dockerfile copies ./docker/run.sh
      # and ./docker/healthy_check.sh, and those paths are resolved against the
      # build context.
      context: .
      dockerfile: ./docker/Dockerfile
    image: registry.bitdeals.org/electrumx
    environment:
      - COIN=Bitcoin
      # ElectrumX spelling, not bitcoind's: the daemon calls this chain
      # "regtest" too, but "main"/"test" there are "mainnet"/"testnet" here.
      - NET=regtest
      # The daemon must run with txindex=1 and txospenderindex=1.
      - DAEMON_URL=http://CHANGE_ME:CHANGE_ME@bitcoind:18443
      - CACHE_MB=400
    ports:
      # No authentication of any kind — loopback only, or nothing at all when
      # the clients are containers on the same network.
      - 127.0.0.1:50001:50001
    volumes:
      - electrumxdata:/data

volumes:
  electrumxdata: