10.2. Kafka 구성

# Basic configuration (required)
apiVersion: kafka.strimzi.io/v1beta2
kind: Kafka
metadata:
  name: my-cluster
  annotations:
    strimzi.io/node-pools: enabled
    strimzi.io/kraft: enabled
# Deployment specifications
spec:
  kafka:
    # Listener configuration (required)
    listeners: 

      - name: plain 

        port: 9092 

        type: internal 

        tls: false 

        configuration:
          useServiceDnsDomain: true 

      - name: tls
        port: 9093
        type: internal
        tls: true
        authentication: 

          type: tls
      - name: external1 

        port: 9094
        type: route
        tls: true
        configuration:
          brokerCertChainAndKey: 

            secretName: my-secret
            certificate: my-certificate.crt
            key: my-key.key
    # Kafka version (recommended)
    version: 4.0.0 

    # KRaft metadata version (recommended)
    metadataVersion: 4.0 

    # Kafka configuration (recommended)
    config: 

      auto.create.topics.enable: "false"
      offsets.topic.replication.factor: 3
      transaction.state.log.replication.factor: 3
      transaction.state.log.min.isr: 2
      default.replication.factor: 3
      min.insync.replicas: 2
    # Resources requests and limits (recommended)
    resources: 

      requests:
        memory: 64Gi
        cpu: "8"
      limits:
        memory: 64Gi
        cpu: "12"
    # Logging configuration (optional)
    logging: 

      type: inline
      loggers:
        # Kafka 4.0+ uses Log4j2
        rootLogger.level: INFO
    # Readiness probe (optional)
    readinessProbe: 

      initialDelaySeconds: 15
      timeoutSeconds: 5
    # Liveness probe (optional)
    livenessProbe:
      initialDelaySeconds: 15
      timeoutSeconds: 5
    # JVM options (optional)
    jvmOptions: 

      -Xms: 8192m
      -Xmx: 8192m
    # Custom image (optional)
    image: my-org/my-image:latest 

    # Authorization (optional)
    authorization: 

      type: simple
    # Rack awareness (optional)
    rack: 

      topologyKey: topology.kubernetes.io/zone
    # Metrics configuration (optional)
    metricsConfig: 

      type: jmxPrometheusExporter
      valueFrom:
        configMapKeyRef: 

          name: my-config-map
          key: my-key
  # Entity Operator (recommended)
  entityOperator: 

    topicOperator:
      watchedNamespace: my-topic-namespace
      reconciliationIntervalMs: 60000
      # Resources requests and limits (recommended)
      resources:
        requests:
          memory: 512Mi
          cpu: "1"
        limits:
          memory: 512Mi
          cpu: "1"
      # Logging configuration (optional)
      logging: 

        type: inline
        loggers:
          rootLogger.level: INFO
    userOperator:
      watchedNamespace: my-topic-namespace
      reconciliationIntervalMs: 60000
      # Resources requests and limits (recommended)
      resources:
        requests:
          memory: 512Mi
          cpu: "1"
        limits:
          memory: 512Mi
          cpu: "1"
      # Logging configuration (optional)
      logging: 

        type: inline
        loggers:
          rootLogger.level: INFO
  # Kafka Exporter (optional)
  kafkaExporter: 

    # ...
  # Cruise Control (optional)
  cruiseControl: 

    # ...