docker-compose.yml

version: '3.8'

services: 
  postgres:
    container_name: kpostgres
    build: 
      context: ./postgres
      dockerfile: Dockerfile
    environment: 
      - POSTGRES_USER=${POSTGRES_USER:-keycloak_user}
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD:-1CC0FE5D72748A6AC5FF778ACB4C7201A14B6F6AC17E338CCF373082905C92AE}
      - POSTGRES_DB=${POSTGRES_DB:-keycloak}
      - POSTGRES_MULTIPLE_DATABASES=identity
    volumes: 
      - keycloakdb:/var/lib/postgresql/data
  zookeeper:
    image: confluentinc/cp-zookeeper:5.2.1
    container_name: kzookeeper
    environment: 
      - ZOOKEEPER_CLIENT_PORT=2181
      - ZOOKEEPER_TICK_TIME=2000
      - ZOOKEEPER_SYNC_LIMIT=2
    ports:
      - '2181:2181'
  kafka:
    image: confluentinc/cp-kafka:5.2.1
    container_name: kkafka
    environment: 
      - KAFKA_ZOOKEEPER_CONNECT=zookeeper:2181
      - KAFKA_LISTENER_SECURITY_PROTOCOL_MAP=PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      - KAFKA_ADVERTISED_LISTENERS=PLAINTEXT://kafka:29092,PLAINTEXT_HOST://localhost:9092
      - KAFKA_BROKER_ID=1
      - KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR=1
    ports: 
      - '9092:9092'
    depends_on: 
      - zookeeper
  keycloak:
    container_name: kkeycloak
    build:
      context: .
      dockerfile: ./keycloak/Dockerfile
    environment: 
      - KAFKA_BOOTSTRAP_SERVERS=kafka:29092
      - KAFKA_KEY_SERIALIZER_CLASS=org.apache.kafka.common.serialization.StringSerializer
      - KAFKA_VALUE_SERIALIZER_CLASS=com.juliuskrah.keycloak.provider.JsonSerializer
      - KAFKA_ACKS=all
      - KAFKA_DELIVERY_TIMEOUT_MS=3000
      - KAFKA_REQUEST_TIMEOUT_MS=2000
      - KAFKA_LINGER_MS=1
      - KAFKA_BATCH_SIZE=16384
      - KAFKA_BUFFER_MEMORY=33554432
      - KEYCLOAK_PROVIDER_LOGLEVEL=DEBUG
      - KEYCLOAK_USER=admin
      - KEYCLOAK_PASSWORD=admin
      - DB_DATABASE=identity
      - DB_SCHEMA=identity
      - DB_USER=identity
      - DB_PASSWORD=identity
    ports: 
      - '8080:8080'

volumes: 
  keycloakdb: