# BRK single-container Docker Compose configuration

name: brk

services:
  brk:
    build:
      context: ..
      dockerfile: docker/Dockerfile
    image: brk:latest
    container_name: brk
    restart: unless-stopped
    ports:
      - 7070:3110 # Map host port 7070 to container port 3110
    volumes:
      # Bitcoin Core data directory (read-only)
      # For access to raw block data
      - ${BITCOIN_DATA_DIR:-/path/to/bitcoin}:/bitcoin:ro
      # BRK data directory for outputs and state
      # Option 1: Use a named volume (default)
      - ${BRK_DATA_VOLUME:-brk-data}:/home/brk/.brk
      # Option 2: Use a bind mount (uncomment and set BRK_DATA_DIR in .env)
      # - ${BRK_DATA_DIR:-./brk-data}:/home/brk/.brk
    environment:
      # Bitcoin Core configuration
      - BITCOINDIR=/bitcoin
      - BLOCKSDIR=/bitcoin/blocks

      # RPC configuration (required for processor)
      - RPCCONNECT=${BTC_RPC_HOST:-localhost}
      - RPCPORT=${BTC_RPC_PORT:-8332}
      # - RPCCOOKIEFILE=/bitcoin/.cookie

      # Username/password authentication
      - RPCUSER=${BTC_RPC_USER}
      - RPCPASSWORD=${BTC_RPC_PASSWORD}

      # BRK configuration
      - BRKDIR=/home/brk/.brk
      - FETCH=${BRK_FETCH:-true}
    command:
      - --bitcoindir
      - /bitcoin
      - --brkdir
      - /home/brk/.brk
      - --rpcconnect
      - "${BTC_RPC_HOST:-localhost}"
      - --rpcuser
      - "${BTC_RPC_USER:-bitcoin}"
      - --rpcpassword
      - "${BTC_RPC_PASSWORD:-bitcoin}"
    healthcheck:
      test: ["CMD", "sh", "-c", "pgrep -f brk && nc -z localhost 3110"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 60s

volumes:
  brk-data:
    driver: local