version: '3.4'

x-service-common-fields: &service-common-fields
    volumes:
      - ./scripts:/scripts
    env_file:
        - ./.env


services:
  fluent-bit:
      <<: *service-common-fields
      build:
          context: ../..
          target: runner
          dockerfile: examples/kafka_filter/Dockerfile
      command: /scripts/flb-start.sh
      depends_on:
          - kafka-consumer


  kafka-create-topics:
      <<: *service-common-fields
      image: confluentinc/cp-server:7.0.1
      command: /scripts/create-topics.sh
      depends_on:
          - kafka-broker


  kafka-producer:
      <<: *service-common-fields
      image: confluentinc/cp-server:7.0.1
      command: /scripts/kafka-produce.sh
      depends_on:
          - fluent-bit


  kafka-consumer:
      <<: *service-common-fields
      image: confluentinc/cp-server:7.0.1
      command: /scripts/kafka-consume.sh
      depends_on:
          - kafka-create-topics


  kafka-broker:
      image: confluentinc/cp-server:7.0.1
      hostname: broker
      container_name: kafka-broker
      depends_on:
          - zookeeper
      environment:
          KAFKA_BROKER_ID: 1
          KAFKA_ZOOKEEPER_CONNECT: "${ZOOKEEPER_HOST}:${ZOOKEEPER_PORT}"
          KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: "PLAINTEXT:PLAINTEXT"
          KAFKA_ADVERTISED_LISTENERS: "PLAINTEXT://${KAFKA_HOST}:${KAFKA_PORT}"
          KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
          KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
          KAFKA_CONFLUENT_LICENSE_TOPIC_REPLICATION_FACTOR: 1


  zookeeper:
      image: confluentinc/cp-zookeeper:7.0.1
      hostname: zookeeper
      container_name: zookeeper
      environment:
          ZOOKEEPER_CLIENT_PORT: "${ZOOKEEPER_PORT}"
          ZOOKEEPER_TICK_TIME: 2000