docker-compose.yaml

services:
  # Daml Sandbox (in-memory ledger for development)
  canton-sandbox:
    build:
      context: .
      dockerfile: docker/sandbox/Dockerfile
      args:
        DAML_SDK_VERSION: 3.4.0-rc2
    image: daml-sdk-sandbox:3.4.0-rc2
    container_name: wp7-canton-sandbox
    environment:
      - DAML_VERSION=3.4.0-rc2
    volumes:
      - .:/workspace
    command: >
      bash -c "
        cd /workspace
        echo 'Testing Daml command...' &&
        dpm version &&
        echo 'Building Daml packages...' &&
        dpm build --no-cache &&
        echo 'Starting Local Ledger and Json Ledger API...' &&
        dpm sandbox --ledger-api-port 6865 --json-api-port 7575 --dar .daml/dist/model-unlockit-service-test-1.0.0.dar -C canton.participants.sandbox.ledger-api.address=0.0.0.0 -C canton.participants.sandbox.http-ledger-api.server.address=0.0.0.0 --log-level-root=WARN --log-profile=container 2>&1 | tee /tmp/sandbox.log &
        echo 'Waiting for Canton sandbox ready message...' &&
        while [ ! -f /tmp/sandbox.log ]; do sleep 1; done &&
        tail -f /tmp/sandbox.log | grep -q 'Canton sandbox is ready' &&
        echo 'Canton sandbox is ready, seeding data...' &&
        dpm script --dar /workspace/.daml/dist/model-unlockit-service-test-1.0.0.dar --script-name Unlockit.Test:main --ledger-host localhost --ledger-port 6865 &&
        echo 'Data seeding completed!' &&
        tail -f /tmp/sandbox.log
      "
    ports:
      - "6865:6865"   # Sandbox Ledger API
      - "7575:7575"   # JSON API
    stdin_open: true
    tty: true
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "sh", "-c", "timeout 5 bash -c '</dev/tcp/localhost/6865' && timeout 5 bash -c '</dev/tcp/localhost/7575' || exit 1"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 30s
    networks:
      - wp7-sandbox-network

  # Nginx CORS proxy
  nginx-cors:
    image: nginx:alpine
    container_name: wp7-nginx-cors
    ports:
      - "8080:8080"
    volumes:
      - ./nginx-cors.conf:/etc/nginx/conf.d/default.conf:ro
    depends_on:
      - canton-sandbox
    networks:
      - wp7-sandbox-network
      
  # Backend API with Canton automation
  backend:
    build:
      context: .
      dockerfile: be/Dockerfile
      args:
        DAML_SDK_VERSION: 3.4.0-rc2
    image: retvn-backend:latest
    container_name: backend
    ports:
      - "9090:9090"
    env_file:
      - path: docker/oracle/case_1/.generated/oracle-case-1.env
        required: false
    environment:
      - CANTON_GRPC_HOST=canton-sandbox
      - CANTON_GRPC_PORT=6865
      - CANTON_JSON_API_URL=http://nginx-cors:8080
      - QUARKUS_HTTP_HOST=0.0.0.0
      - SATP_ORACLE_EXECUTE_URL=http://host.docker.internal:4010/api/v1/@hyperledger/cactus-plugin-satp-hermes/oracle/execute
      - SATP_ORACLE_CONTRACT_ARTIFACT_PATH=/app/EVM/artifacts/contracts/OracleTestContract.sol/OracleTestContract.json
      - SATP_DOCUMENTS_LISTENER_ENABLED=${SATP_DOCUMENTS_LISTENER_ENABLED:-true}
      - SATP_DOCUMENTS_LISTENER_STARTUP_RECONCILE_ENABLED=${SATP_DOCUMENTS_LISTENER_STARTUP_RECONCILE_ENABLED:-true}
      - SATP_DOCUMENTS_LISTENER_SUBSCRIBE_ENABLED=${SATP_DOCUMENTS_LISTENER_SUBSCRIBE_ENABLED:-true}
      - SATP_DOCUMENTS_LISTENER_POLL_INTERVAL_MS=${SATP_DOCUMENTS_LISTENER_POLL_INTERVAL_MS:-5000}
      - CANTON_DOCUMENT_TEMPLATE_ID=${CANTON_DOCUMENT_TEMPLATE_ID:-}
    volumes:
      - ./EVM/artifacts:/app/EVM/artifacts:ro
    extra_hosts:
      - "host.docker.internal:host-gateway"
    depends_on:
      canton-sandbox:
        condition: service_healthy
      nginx-cors:
        condition: service_started
    networks:
      - wp7-sandbox-network
    stdin_open: true
    tty: true

networks:
  wp7-sandbox-network:
    driver: bridge