services:
  # ConfigNode (single instance for metadata management)
  iotdb-confignode:
    image: apache/iotdb:2.0.6-confignode
    container_name: iotdb-confignode
    restart: always
    healthcheck:
      test: ["CMD", "ls", "/iotdb/data"]
      interval: 3s
      timeout: 5s
      retries: 30
      start_period: 30s
    networks:
      - iotdb-network
    environment:
      - cn_internal_address=iotdb-confignode
      - cn_internal_port=10710
      - cn_seed_config_node=iotdb-confignode:10710
      - schema_replication_factor=3
      - data_replication_factor=2
      - IOTDB_JMX_OPTS=-Xms256M -Xmx256M -XX:MaxDirectMemorySize=128M
      - CONFIGNODE_JMX_OPTS=-Xms256M -Xmx256M -XX:MaxDirectMemorySize=128M

  # DataNode 1
  iotdb-datanode-1:
    image: apache/iotdb:2.0.6-datanode
    container_name: iotdb-datanode-1
    restart: always
    healthcheck:
      test: ["CMD", "ls", "/iotdb/data/datanode/system"]
      interval: 10s
      timeout: 60s
      retries: 30
      start_period: 30s
    depends_on:
      iotdb-confignode:
        condition: service_healthy
    ports:
      - "6667:6667"
    networks:
      - iotdb-network
    environment:
      - dn_rpc_address=iotdb-datanode-1
      - dn_internal_address=iotdb-datanode-1
      - dn_seed_config_node=iotdb-confignode:10710
      - dn_rpc_port=6667
      - schema_replication_factor=3
      - data_replication_factor=2
      - IOTDB_JMX_OPTS=-Xms512M -Xmx512M -XX:MaxDirectMemorySize=256M
      - DATANODE_JMX_OPTS=-Xms512M -Xmx512M -XX:MaxDirectMemorySize=256M

  # DataNode 2
  iotdb-datanode-2:
    image: apache/iotdb:2.0.6-datanode
    container_name: iotdb-datanode-2
    restart: always
    healthcheck:
      test: ["CMD", "ls", "/iotdb/data/datanode/system"]
      interval: 10s
      timeout: 60s
      retries: 30
      start_period: 30s
    depends_on:
      iotdb-confignode:
        condition: service_healthy
    ports:
      - "6668:6667"
    networks:
      - iotdb-network
    environment:
      - dn_rpc_address=iotdb-datanode-2
      - dn_internal_address=iotdb-datanode-2
      - dn_seed_config_node=iotdb-confignode:10710
      - dn_rpc_port=6667
      - schema_replication_factor=3
      - data_replication_factor=2
      - IOTDB_JMX_OPTS=-Xms512M -Xmx512M -XX:MaxDirectMemorySize=256M
      - DATANODE_JMX_OPTS=-Xms512M -Xmx512M -XX:MaxDirectMemorySize=256M

  # DataNode 3
  iotdb-datanode-3:
    image: apache/iotdb:2.0.6-datanode
    container_name: iotdb-datanode-3
    restart: always
    healthcheck:
      test: ["CMD", "ls", "/iotdb/data/datanode/system"]
      interval: 10s
      timeout: 60s
      retries: 30
      start_period: 30s
    depends_on:
      iotdb-confignode:
        condition: service_healthy
    ports:
      - "6669:6667"
    networks:
      - iotdb-network
    environment:
      - dn_rpc_address=iotdb-datanode-3
      - dn_internal_address=iotdb-datanode-3
      - dn_seed_config_node=iotdb-confignode:10710
      - dn_rpc_port=6667
      - schema_replication_factor=3
      - data_replication_factor=2
      - IOTDB_JMX_OPTS=-Xms512M -Xmx512M -XX:MaxDirectMemorySize=256M
      - DATANODE_JMX_OPTS=-Xms512M -Xmx512M -XX:MaxDirectMemorySize=256M

networks:
  iotdb-network:
    driver: bridge