druid/integration-tests/tiny-cluster.yaml

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apiVersion: "druid.apache.org/v1alpha1"
kind: "Druid"
metadata:
  name: tiny-cluster
spec:
  image: druid/cluster:v1
  # Optionally specify image for all nodes. Can be specify on nodes also
  # imagePullSecrets:
  # - name: tutu
  startScript: /druid.sh
  podLabels:
    environment: stage
    release: alpha
  securityContext:
    fsGroup: 0
    runAsUser: 0
    runAsGroup: 0
  containerSecurityContext:
    privileged: true
  services:
    - spec:
        type: ClusterIP
        clusterIP: None
  commonConfigMountPath: "/opt/druid/conf/druid/cluster/_common"
  jvm.options: |-
    -server
    -XX:MaxDirectMemorySize=10240g
    -Duser.timezone=UTC
    -Dfile.encoding=UTF-8
    -Dlog4j.debug
    -Djava.util.logging.manager=org.apache.logging.log4j.jul.LogManager
  log4j.config: |-
    <?xml version="1.0" encoding="UTF-8" ?>
    <Configuration status="WARN">
        <Appenders>
            <Console name="Console" target="SYSTEM_OUT">
                <PatternLayout pattern="%d{ISO8601} %p [%t] %c - %m%n"/>
            </Console>
        </Appenders>
        <Loggers>
            <Root level="info">
                <AppenderRef ref="Console"/>
            </Root>
        </Loggers>
    </Configuration>
  common.runtime.properties: |

    # Zookeeper
    druid.zk.service.host=tiny-cluster-zk-0.tiny-cluster-zk
    druid.zk.paths.base=/druid
    druid.zk.service.compress=false

    # Metadata Store
    druid.metadata.storage.type=derby
    druid.metadata.storage.connector.connectURI=jdbc:derby://localhost:1527/var/druid/metadata.db;create=true
    druid.metadata.storage.connector.host=localhost
    druid.metadata.storage.connector.port=1527
    druid.metadata.storage.connector.createTables=true

    # Deep Storage
    druid.storage.type=local
    druid.storage.storageDirectory=/druid/data/deepstorage

    #
    # Extensions
    #
    druid.extensions.loadList=["druid-avro-extensions","druid-hdfs-storage", "druid-kafka-indexing-service", "druid-datasketches"]

    #
    # Service discovery
    #
    druid.selectors.indexing.serviceName=druid/overlord
    druid.selectors.coordinator.serviceName=druid/coordinator
  nodes:
    brokers:
      # Optionally specify for running broker as Deployment
      # kind: Deployment
      nodeType: "broker"
      # Optionally specify for broker nodes
      # imagePullSecrets:
      # - name: tutu
      druid.port: 8088
      services:
        - spec:
            type: NodePort
            ports:
              - name: broker-service-port
                nodePort: 30100
                port: 8088
                protocol: TCP
                targetPort: 8088
          selector:
            nodeSpecUniqueStr: druid-tiny-cluster-brokers
          metadata:
            name: broker-%s-service
        - spec:
            type: ClusterIP
            clusterIP: None
      nodeConfigMountPath: "/opt/druid/conf/druid/cluster/query/broker"
      replicas: 1
      runtime.properties: |
        druid.service=druid/broker

        # HTTP server threads
        druid.broker.http.numConnections=5
        druid.server.http.numThreads=40

        # Processing threads and buffers
        druid.processing.buffer.sizeBytes=25000000
        druid.processing.numThreads=1
        druid.sql.enable=true
      extra.jvm.options: |-
        -Xmx512m
        -Xms512m
      volumeMounts:
        - mountPath: /druid/data
          name: data-volume
      volumes:
        - name: data-volume
          hostPath:
            path: REPLACE_VOLUMES/tmp
      resources:
        requests:
          memory: "800Mi"
        limits:
          memory: "800Mi"

    coordinators:
      # Optionally specify for running coordinator as Deployment
      # kind: Deployment
      nodeType: "coordinator"
      druid.port: 8088
      services:
        - spec:
            type: NodePort
            ports:
              - name: coordinator-service-port
                nodePort: 30200
                port: 8088
                protocol: TCP
                targetPort: 8088
          selector:
            nodeSpecUniqueStr: druid-tiny-cluster-coordinators
          metadata:
            name: coordinator-%s-service
        - spec:
            type: ClusterIP
            clusterIP: None
      nodeConfigMountPath: "/opt/druid/conf/druid/cluster/master/coordinator-overlord"
      replicas: 1
      runtime.properties: |
        druid.service=druid/coordinator

        # HTTP server threads
        druid.coordinator.startDelay=PT30S
        druid.coordinator.period=PT30S

        # Configure this coordinator to also run as Overlord
        druid.coordinator.asOverlord.enabled=true
        druid.coordinator.asOverlord.overlordService=druid/overlord
        druid.indexer.queue.startDelay=PT30S
        druid.indexer.runner.type=local
      extra.jvm.options: |-
        -Xmx800m
        -Xms800m
      volumeMounts:
        - mountPath: /druid/data
          name: data-volume
      volumes:
        - name: data-volume
          hostPath:
            path: REPLACE_VOLUMES/tmp
      resources:
        requests:
          memory: "1G"
        limits:
          memory: "1G"

    historicals:
      nodeType: "historical"
      druid.port: 8088
      services:
        - spec:
            type: NodePort
            ports:
              - name: historical-service-port
                nodePort: 30300
                port: 8088
                protocol: TCP
                targetPort: 8088
          selector:
            nodeSpecUniqueStr: druid-tiny-cluster-historicals
          metadata:
            name: historical-%s-service
        - spec:
            type: ClusterIP
            clusterIP: None
      nodeConfigMountPath: "/opt/druid/conf/druid/cluster/data/historical"
      replicas: 1
      runtime.properties: |
        druid.service=druid/historical
        druid.processing.buffer.sizeBytes=25000000
        druid.processing.numThreads=2
        # Segment storage
        druid.segmentCache.locations=[{"path":"/druid/data/segments","maxSize":10737418240}]
        druid.server.maxSize=10737418240
      extra.jvm.options: |-
        -Xmx512m
        -Xms512m
      volumeMounts:
        - mountPath: /druid/data
          name: data-volume
      volumes:
        - name: data-volume
          hostPath:
            path: REPLACE_VOLUMES/tmp
      resources:
        requests:
          memory: "1G"
        limits:
          memory: "1G"

    routers:
      nodeType: "router"
      druid.port: 8888
      services:
        - spec:
            type: NodePort
            ports:
              - name: router-service-port
                nodePort: 30400
                port: 8888
                protocol: TCP
                targetPort: 8888
          selector:
            nodeSpecUniqueStr: druid-tiny-cluster-routers
          metadata:
            name: router-%s-service
        - spec:
            type: ClusterIP
            clusterIP: None
      nodeConfigMountPath: "/opt/druid/conf/druid/cluster/query/router"
      replicas: 1
      runtime.properties: |
        druid.service=druid/router
        druid.plaintextPort=8888

        # HTTP proxy
        druid.router.http.numConnections=50
        druid.router.http.readTimeout=PT5M
        druid.router.http.numMaxThreads=100
        druid.server.http.numThreads=100

        # Service discovery
        druid.router.defaultBrokerServiceName=druid/broker
        druid.router.coordinatorServiceName=druid/coordinator

        # Management proxy to coordinator / overlord: required for unified web console.
        druid.router.managementProxy.enabled=true

    middlemanagers:
      nodeType: "middleManager"
      nodeConfigMountPath: "/opt/druid/conf/druid/cluster/data/middleManager"
      druid.port: 8088
      services:
        - spec:
            type: NodePort
            ports:
              - name: middlemanager-service-port
                nodePort: 30500
                port: 8088
                protocol: TCP
                targetPort: 8088
          selector:
            nodeSpecUniqueStr: druid-tiny-cluster-middleManagers
          metadata:
            name: middlemanager-%s-service
        - spec:
            type: ClusterIP
            clusterIP: None
      replicas: 1
      runtime.properties: |
        druid.service=druid/middleManager
        druid.worker.capacity=10
        druid.indexer.runner.javaOpts=-server -XX:MaxDirectMemorySize=10240g -Duser.timezone=UTC -Dfile.encoding=UTF-8 -Djava.io.tmpdir=/druid/data/tmp -Dlog4j.debug -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCApplicationStoppedTime -XX:+PrintGCApplicationConcurrentTime -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=50 -XX:GCLogFileSize=10m -XX:+ExitOnOutOfMemoryError -XX:+HeapDumpOnOutOfMemoryError -XX:+UseG1GC -Djava.util.logging.manager=org.apache.logging.log4j.jul.LogManager -Xloggc:/druid/data/logs/peon.gc.%t.%p.log -XX:HeapDumpPath=/druid/data/logs/peon.%t.%p.hprof -Xms256m -Xmx256m
        druid.indexer.task.baseTaskDir=/druid/data/baseTaskDir
        druid.server.http.numThreads=10
        druid.indexer.fork.property.druid.processing.buffer.sizeBytes=268435456
        druid.indexer.fork.property.druid.processing.numMergeBuffers=1
        druid.indexer.fork.property.druid.processing.numThreads=1
      extra.jvm.options: |-
        -Xmx256m
        -Xms256m
      volumeMounts:
        - mountPath: /druid/data
          name: data-volume
      volumes:
        - name: data-volume
          hostPath:
            path: REPLACE_VOLUMES/tmp
      resources:
        requests:
          memory: "3G"
        limits:
          memory: "3G"