# docker-compose file for starting a kafka cluster when kafka wal is enabled
version: '3.8'
services:
  kafka:
    image: greptime/kafka:3.9.0-debian-12-r1
    container_name: kafka
    ports:
      - 9092:9092
    environment:
      # KRaft settings
      KAFKA_KRAFT_CLUSTER_ID: Kmp-xkTnSf-WWXhWmiorDg
      KAFKA_ENABLE_KRAFT: "yes"
      KAFKA_CFG_NODE_ID: "1"
      KAFKA_CFG_PROCESS_ROLES: broker,controller
      KAFKA_CFG_CONTROLLER_QUORUM_VOTERS: 1@127.0.0.1:2181
      # Listeners
      KAFKA_CFG_ADVERTISED_LISTENERS: PLAINTEXT://127.0.0.1:9092
      KAFKA_CFG_CONTROLLER_LISTENER_NAMES: CONTROLLER
      KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP: CONTROLLER:PLAINTEXT,PLAINTEXT:PLAINTEXT
      KAFKA_CFG_LISTENERS: PLAINTEXT://:9092,CONTROLLER://:2181
      ALLOW_PLAINTEXT_LISTENER: "yes"
      KAFKA_BROKER_ID: "1"