docker-compose-k8s.yml

services:
  zookeeper: # ZooKepper for Kafka
    image: confluentinc/cp-zookeeper:7.4.3
    container_name: blabber-hive-zookeeper
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
    networks:
      - blabber-hive

  broker: # Kafka Broker
    image: confluentinc/cp-kafka:7.4.3
    container_name: blabber-hive-broker
    ports:
      - "9092:9092"
    depends_on:
      - zookeeper
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: "zookeeper:2181"
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_INTERNAL:PLAINTEXT
      KAFKA_LISTENERS: PLAINTEXT://0.0.0.0:9092,PLAINTEXT_INTERNAL://0.0.0.0:29092
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://broker:9092,PLAINTEXT_INTERNAL://broker:29092
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
    networks:
      - blabber-hive
    labels:
      app: broker

  postgres: # Postgres Container
    image: postgres:15.5-alpine
    container_name: blabber-hive-postgres
    ports:
      - "5432:5432"
    networks:
      - blabber-hive
    env_file:
      - backend/.env.docker
    volumes:
      - ./database:/var/lib/postgresql/data
    labels:
      app: postgres

  redis: # Redis Container
    image: redis:7.2.3-alpine3.18
    container_name: blabber-hive-redis
    ports:
      - "6379:6379"
    networks:
      - blabber-hive
  kafka-setup:
    image: confluentinc/cp-kafka:latest
    container_name: blabber-hive-kafka-setup
    depends_on:
      - broker
    volumes:
      - ./backend/create-kafka-topics.sh:/tmp/create-kafka-topics.sh
    command: "/tmp/create-kafka-topics.sh"
    networks:
      - blabber-hive
    labels:
      app: redis

networks:
  blabber-hive:
    driver: bridge