pod-template.yaml

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apiVersion: flink.apache.org/v1beta1
kind: FlinkDeployment
metadata:
  name: pod-template-example
spec:
  image: flink:1.20
  flinkVersion: v1_20
  flinkConfiguration:
    taskmanager.numberOfTaskSlots: "2"
  serviceAccount: flink
  podTemplate:
    spec:
      containers:
        # Do not change the main container name
        - name: flink-main-container
          volumeMounts:
            - mountPath: /opt/flink/log
              name: flink-logs
            - mountPath: /opt/flink/downloads
              name: downloads
        # Sample sidecar container for log forwarding
        - name: fluentbit
          image: fluent/fluent-bit:1.9.6-debug
          command: [ 'sh','-c','/fluent-bit/bin/fluent-bit -i tail -p path=/flink-logs/*.log -p multiline.parser=java -o stdout' ]
          volumeMounts:
            - mountPath: /flink-logs
              name: flink-logs
      volumes:
        - name: flink-logs
          emptyDir: { }
        - name: downloads
          emptyDir: { }
  jobManager:
    resource:
      memory: "2048m"
      cpu: 1
    podTemplate:
      spec:
        initContainers:
          # Sample init container for fetching remote artifacts
          - name: busybox
            image: busybox:1.35.0
            volumeMounts:
              - mountPath: /opt/flink/downloads
                name: downloads
            command:
            - /bin/sh
            - -c
            - "wget -O /opt/flink/downloads/flink-examples-streaming.jar \
              https://repo1.maven.org/maven2/org/apache/flink/flink-examples-streaming_2.12/1.16.1/flink-examples-streaming_2.12-1.16.1.jar"
  taskManager:
    resource:
      memory: "2048m"
      cpu: 1
  job:
    jarURI: local:///opt/flink/downloads/flink-examples-streaming.jar
    entryClass: org.apache.flink.streaming.examples.statemachine.StateMachineExample
    parallelism: 2