CodeStream/docker-compose.yml at master · npsolver/CodeStream · GitHub

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services:

  kafka:
    image: confluentinc/cp-kafka:7.5.0
    container_name: kafka
    hostname: kafka
    ports:
      - "9094:9094"   # external access (your machine)
      - "9092:9092"   # internal (docker network)
      - "9093:9093"   # controller
    environment:
      # -----------------------
      # KRaft Configuration
      # -----------------------
      KAFKA_NODE_ID: 1
      KAFKA_PROCESS_ROLES: broker,controller
      KAFKA_CONTROLLER_QUORUM_VOTERS: 1@kafka:9093
      CLUSTER_ID: "MkU3OEVBNTcwNTJENDM2Qk"

      # -----------------------
      # Listeners (CRITICAL)
      # -----------------------
      KAFKA_LISTENERS: PLAINTEXT://0.0.0.0:9092,PLAINTEXT_HOST://0.0.0.0:9094,CONTROLLER://0.0.0.0:9093
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:9092,PLAINTEXT_HOST://localhost:9094
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT,CONTROLLER:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      KAFKA_CONTROLLER_LISTENER_NAMES: CONTROLLER

      # -----------------------
      # Storage
      # -----------------------
      KAFKA_LOG_DIRS: /tmp/kraft-combined-logs

      # -----------------------
      # Single-node dev tuning
      # -----------------------
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0

  schema-registry:
    image: confluentinc/cp-schema-registry:7.5.0
    container_name: schema-registry
    hostname: schema-registry
    depends_on:
      - kafka
    ports:
      - "8081:8081"
    environment:
      SCHEMA_REGISTRY_HOST_NAME: schema-registry
      SCHEMA_REGISTRY_LISTENERS: http://0.0.0.0:8081

      # 👇 Connects using INTERNAL Kafka address
      SCHEMA_REGISTRY_KAFKASTORE_BOOTSTRAP_SERVERS: PLAINTEXT://kafka:9092

  kafka-ui:
    image: provectuslabs/kafka-ui:latest
    container_name: kafka-ui
    ports:
      - "8080:8080"
    depends_on:
      - kafka
      - schema-registry
    environment:
      KAFKA_CLUSTERS_0_NAME: local
      KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS: kafka:9092
      KAFKA_CLUSTERS_0_SCHEMAREGISTRY: http://schema-registry:8081