sidecar收集flink pod日志到es

使用flink kubernetes operator创建flink任务，将flink日志通过sidecar方式发送到es相关配置

apiVersion: flink.apache.org/v1beta1
kind: FlinkDeployment
metadata:
  name: basic-example
spec:
  image: xiaozhch5/flink-sql-submit:hudi-0.12-juicefs
  flinkVersion: v1_15
  flinkConfiguration:
    taskmanager.numberOfTaskSlots: "2"
  serviceAccount: flink
  podTemplate:
    apiVersion: v1
    kind: Pod
    metadata:
      name: pod-template
    spec:
      serviceAccount: flink
      containers:
        # Do not change the main container name
        - name: flink-main-container
          volumeMounts:
            - mountPath: /opt/flink/log
              name: flink-logs
            - mountPath: /opt/hadoop/etc/hadoop/
              name: core-site
        # Sample sidecar container
        - name: fluentbit
          image: fluent/fluent-bit:1.8.12-debug
          command: [ 'sh','-c','/fluent-bit/bin/fluent-bit -i tail -p path=/flink-logs/*.log -p multiline.parser=java -o es -p Host=10.104.54.7 -p Port=9200 -p Index=k8s-flink-sql-test -p tls=on -p tls.verify=off -p Suppress_Type_Name=On -p HTTP_User=elastic -p HTTP_Passwd=10oE32VF480h32kKd9aRSVJX ' ]
          volumeMounts:
            - mountPath: /flink-logs
              name: flink-logs
      volumes:
        - name: flink-logs
          emptyDir: { }
        - name: core-site
          configMap:
            name: core-site
  jobManager:
    resource:
      memory: "2048m"
      cpu: 1
  taskManager:
    resource:
      memory: "2048m"
      cpu: 1
  job:
    jarURI: local:///opt/flink/lib/flink-sql-submit-1.0.jar
    args: ["-f", "s3://flink-tasks/k8s-flink-sql-test.sql", "-m", "streaming", "-e", "http://192.168.1.2:9000", "-a", "PSBZMLL1NXZYCX55QMBI", "-s", "CNACTHv4+fPHvYT7gwaKCyWR7K96zHXNU+f9yccJ"]
    parallelism: 2
    upgradeMode: stateless