小编cas*_*dra的帖子

我的 docker-compose 上有三个服务：

version: '3.4'
  setup-topics:
    image: 'bitnami/kafka:2'
    hostname: setup-topics
    container_name: setup-topics
    command: "bash -c 'echo Waiting for Kafka to be ready... && \
                       ./opt/bitnami/kafka/bin/kafka-topics.sh --create --if-not-exists --zookeeper zookeeper:2181 --partitions 1 --replication-factor 1 --topic orders && \
                       ./opt/bitnami/kafka/bin/kafka-topics.sh --create --if-not-exists --zookeeper zookeeper:2181 --partitions 1 --replication-factor 1 --topic redis'"
    environment:
      KAFKA_BROKER_ID: ignored
      KAFKA_ZOOKEEPER_CONNECT: ignored
    depends_on:
      - kafka

  kafka:
    container_name: kafka
    hostname: kafka
    image: 'bitnami/kafka:2'
    ports:
      - '9092:9092'
      - '29092:29092'
    volumes:
      - 'kafka_data:/opt/kafka'
      - './Ping.jar:/Ping.jar'
    environment:
      - KAFKA_HEAP_OPTS=-Xms1g -Xmx1g
      - KAFKA_JVM_PERFORMANCE_OPTS=-Xms512m -Xmx512M …