waterdrop/docker-compose.oauth.yml at master · karafka/waterdrop · GitHub

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services:
  keycloak:
    image: quay.io/keycloak/keycloak:26.5
    container_name: keycloak
    command: start-dev --import-realm
    ports:
      - "8080:8080"
    environment:
      KEYCLOAK_ADMIN: admin
      KEYCLOAK_ADMIN_PASSWORD: admin
    volumes:
      - ./test/integrations/oauth_token_refresh/keycloak-realm.json:/opt/keycloak/data/import/realm.json
    healthcheck:
      test: ["CMD-SHELL", "exec 3<>/dev/tcp/localhost/8080 && echo -e 'GET /realms/kafka HTTP/1.1\\r\\nHost: localhost\\r\\n\\r\\n' >&3 && timeout 1 cat <&3 | grep -q '200 OK'"]
      interval: 10s
      timeout: 10s
      retries: 30
      start_period: 90s

  kafka-oauth:
    image: confluentinc/cp-kafka:8.3.0
    container_name: kafka-oauth
    depends_on:
      keycloak:
        condition: service_healthy
    ports:
      - "9094:9094"
    environment:
      CLUSTER_ID: kafka-oauth-cluster-1
      KAFKA_BROKER_ID: 1
      KAFKA_PROCESS_ROLES: broker,controller
      KAFKA_CONTROLLER_QUORUM_VOTERS: 1@kafka-oauth:9093
      KAFKA_CONTROLLER_LISTENER_NAMES: CONTROLLER
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      KAFKA_LISTENERS: PLAINTEXT://:9092,CONTROLLER://:9093,SASL_PLAINTEXT://:9094
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka-oauth:9092,SASL_PLAINTEXT://127.0.0.1:9094
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: CONTROLLER:PLAINTEXT,PLAINTEXT:PLAINTEXT,SASL_PLAINTEXT:SASL_PLAINTEXT
      KAFKA_SASL_ENABLED_MECHANISMS: OAUTHBEARER
      KAFKA_SASL_MECHANISM_INTER_BROKER_PROTOCOL: PLAINTEXT
      # Per-listener callback handler
      KAFKA_LISTENER_NAME_SASL__PLAINTEXT_OAUTHBEARER_SASL_SERVER_CALLBACK_HANDLER_CLASS: org.apache.kafka.common.security.oauthbearer.OAuthBearerValidatorCallbackHandler
      KAFKA_LISTENER_NAME_SASL__PLAINTEXT_OAUTHBEARER_SASL_JAAS_CONFIG: |
        org.apache.kafka.common.security.oauthbearer.OAuthBearerLoginModule required;
      # Global OAUTHBEARER settings for token validation
      KAFKA_SASL_OAUTHBEARER_JWKS_ENDPOINT_URL: http://keycloak:8080/realms/kafka/protocol/openid-connect/certs
      KAFKA_SASL_OAUTHBEARER_EXPECTED_AUDIENCE: kafka
      # Note: Not setting expected issuer - Keycloak uses request URL which varies
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: "true"
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      KAFKA_GROUP_COORDINATOR_REBALANCE_PROTOCOLS: 'classic,consumer,share'
      KAFKA_SHARE_COORDINATOR_STATE_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_SHARE_COORDINATOR_STATE_TOPIC_MIN_ISR: 1
      # Required by Confluent image when SASL is enabled
      # Also allow HTTP URLs for JWKS endpoint (Kafka 3.0+ blocks non-HTTPS by default)
      KAFKA_OPTS: "-Djava.security.auth.login.config=/etc/kafka/kafka_server_jaas.conf -Dorg.apache.kafka.sasl.oauthbearer.allowed.urls=http://keycloak:8080/realms/kafka/protocol/openid-connect/certs"
    volumes:
      - ./test/integrations/oauth_token_refresh/kafka_server_jaas.conf:/etc/kafka/kafka_server_jaas.conf:ro