docker-compose.yml

version: '3.8'

services:
  postgres:
    image: postgres:15
    container_name: postgres_db
    environment:
      POSTGRES_USER: appuser
      POSTGRES_PASSWORD: secretpass
      POSTGRES_DB: appdb
    ports:
      - "5432:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U appuser -d appdb"]
      interval: 5s
      retries: 5

  redis:
    image: redis:7
    container_name: ms-redis
    ports:
      - "6379:6379"
    # Enable keyspace notifications for Redis expiry events
    command: redis-server --notify-keyspace-events KEA

  zookeeper:
    image: confluentinc/cp-zookeeper:latest
    container_name: zookeeper
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
    ports:
      - "2181:2181"

  kafka:
    image: confluentinc/cp-kafka:6.2.9
    container_name: kafka
    depends_on:
      - zookeeper
    ports:
      - "9092:9092"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:9092,PLAINTEXT_HOST://localhost:9092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_LISTENERS: PLAINTEXT://0.0.0.0:9092,PLAINTEXT_HOST://0.0.0.0:29092
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: "true"

  kafka-ui:
    image: provectuslabs/kafka-ui:latest
    container_name: kafka-ui
    depends_on:
      - kafka
    ports:
      - "8081:8080"
    environment:
      KAFKA_CLUSTERS_0_NAME: local-kafka
      KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS: kafka:9092
      
  # Ticketing Service
  ms-ticketing:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: ms-ticketing
    ports:
      - "8084:8084"
    depends_on:
      - postgres
      - redis
      - kafka
    environment:
      # Database
      POSTGRES_DSN: postgres://appuser:secretpass@postgres:5432/appdb?sslmode=disable
      # Redis
      REDIS_ADDR: redis:6379
      # Kafka
      KAFKA_ADDR: kafka:9092
      # Authentication (update with your actual values)
      OIDC_ISSUER: ${OIDC_ISSUER}
      KEYCLOAK_URL: ${KEYCLOAK_URL}
      KEYCLOAK_REALM: ${KEYCLOAK_REALM}
      # Service URLs
      SEAT_SERVICE_URL: ${SEAT_SERVICE_URL}
      # Other env vars
      QR_SECRET_KEY: ${QR_SECRET_KEY}
      TICKET_CLIENT_SECRET: ${TICKET_CLIENT_SECRET}
      TICKET_CLIENT_ID: ${TICKET_CLIENT_ID}
    volumes:
      - ./logs:/app/logs
    restart: unless-stopped

  # Migration Service (run once to set up the database)
  migration:
    build:
      context: .
      dockerfile: Dockerfile.migrations
    container_name: ms-ticketing-migrate
    depends_on:
      - postgres
    environment:
      # Database
      POSTGRES_DSN: postgres://appuser:secretpass@postgres:5432/appdb?sslmode=disable
      # Migration options
      MIGRATIONS_DIR: /migrations
      # Default action is "up" - can be overridden via command
    # This service is designed to run and exit, not to stay running
    restart: "no"
    profiles:
      - migrate
    # Can override with: docker-compose run --rm migration -a version
    command: ["-a", "up"]

volumes:
  postgres_data: