docker-compose.yml

version: '3.3'

services:
    zookeeper:
        image: confluentinc/cp-zookeeper:5.1.0
        hostname: zookeeper
        container_name: zookeeper
        ports:
            - 2181:2181
        environment:
            ZOOKEEPER_CLIENT_PORT: 2181
            ZOOKEEPER_TICK_TIME: 2000
        networks:
            - employee_network
    broker:
        image: confluentinc/cp-enterprise-kafka:5.1.0
        hostname: broker
        container_name: broker
        depends_on:
            - zookeeper
        ports:
            - 9092:9092
            - 29092:29092
        environment:
            KAFKA_CREATE_TOPICS: 'employees:1:1'
            KAFKA_BROKER_ID: 1
            KAFKA_ZOOKEEPER_CONNECT: 'zookeeper:2181'
            KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
            KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://broker:9092,PLAINTEXT_HOST://localhost:29092
            KAFKA_METRIC_REPORTERS: io.confluent.metrics.reporter.ConfluentMetricsReporter
            KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
            KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
            CONFLUENT_METRICS_REPORTER_BOOTSTRAP_SERVERS: broker:9092
            CONFLUENT_METRICS_REPORTER_ZOOKEEPER_CONNECT: zookeeper:2181
            CONFLUENT_METRICS_REPORTER_TOPIC_REPLICAS: 1
            CONFLUENT_METRICS_ENABLE: 'true'
            CONFLUENT_SUPPORT_CUSTOMER_ID: 'anonymous'
            #command: /opt/kafka_2.11-0.10.1.0/bin/kafka-topics.sh --create --zookeeper kafka:2181 --replication-factor 1 --partitions 1 --topic employees
        networks:
            - employee_network
    db:
        image: mysql
        hostname: db
        command: --default-authentication-plugin=mysql_native_password
        environment:
            MYSQL_ROOT_PASSWORD: example
            MYSQL_DATABASE: employees
        networks:
            - employee_network
    employees:
        build:
            context: .
        depends_on:
            - broker
            - db
        ports:
            - 8080:8080
        networks:
            - employee_network
networks:
    employee_network: