docker-compose.yaml

---
version: "3.2"
services:
  kafka1:
    build:
      context: .
      dockerfile: Dockerfile.kafka
      args:
        broker_id: 1
        listener_host: kafka1
        listener_port: 9092
    environment:
      CLUSTER_ID: "MkU3OEVBNTcwNTJENDM2Qk"
      KAFKA_LISTENERS: INTERNAL_SSL://kafka1:9090,EXTERNAL_SSL://kafka1:9092,CONTROLLER://kafka1:9093
    ports:
      - "9092:9092"
  kafka2:
    build:
      context: .
      dockerfile: Dockerfile.kafka
      args:
        broker_id: 2
        listener_host: kafka2
        listener_port: 9092
    environment:
      CLUSTER_ID: "MkU3OEVBNTcwNTJENDM2Qk"
      KAFKA_PROCESS_ROLES: broker
  kafka3:
    build:
      context: .
      dockerfile: Dockerfile.kafka
      args:
        broker_id: 3
        listener_host: kafka3
        listener_port: 9092
    environment:
      CLUSTER_ID: "MkU3OEVBNTcwNTJENDM2Qk"
      KAFKA_PROCESS_ROLES: broker