I use the Prometheus , Fluent bit , OpenSearch and OpenSearch dashboard.
I want the Prometheus indexes and data are get in OpenSearch dashboard use with fluent bit.

this is my fluent bit value.yaml file code :

# Default values for fluent-bit.

kind: DaemonSet

replicaCount: 1

image:
  repository: cr.fluentbit.io/fluent/fluent-bit
  tag:
  digest:
  pullPolicy: IfNotPresent

testFramework:
  enabled: true
  namespace:
  image:
    repository: busybox
    pullPolicy: Always
    tag: latest
    digest:

imagePullSecrets: []
nameOverride: ""
fullnameOverride: ""

serviceAccount:
  create: true
  annotations: {}
  name:

rbac:
  create: true
  nodeAccess: false
  eventsAccess: false

podSecurityPolicy:
  create: false
  annotations: {}

openShift:
  enabled: false
  securityContextConstraints:
    create: true
    name: ""
    annotations: {}
    existingName: ""

podSecurityContext: {}

hostNetwork: false
dnsPolicy: ClusterFirst

dnsConfig: {}

hostAliases: []

securityContext: {}

service:
  type: ClusterIP
  port: 2020
  internalTrafficPolicy:
  loadBalancerClass:
  loadBalancerSourceRanges: []
  labels: {}
  annotations: {}
  externalIPs: []

serviceMonitor:
  enabled: false
  additionalEndpoints: []

prometheusRule:
  enabled: false

dashboards:
  enabled: false
  labelKey: grafana_dashboard
  labelValue: 1
  annotations: {}
  namespace: ""

lifecycle: {}

livenessProbe:
  httpGet:
    path: /
    port: http

readinessProbe:
  httpGet:
    path: /api/v1/health
    port: http

resources: {}

ingress:
  enabled: false
  ingressClassName: ""
  annotations: {}
  hosts: []
  extraHosts: []
  tls: []

autoscaling:
  vpa:
    enabled: false
    annotations: {}
    controlledResources: []
    maxAllowed: {}
    minAllowed: {}
    updatePolicy:
      updateMode: Auto

  enabled: false
  minReplicas: 1
  maxReplicas: 3
  targetCPUUtilizationPercentage: 75
  customRules: []
  behavior: {}

podDisruptionBudget:
  enabled: false
  annotations: {}
  maxUnavailable: "30%"

nodeSelector: {}

tolerations: []

affinity: {}

labels: {}

annotations: {}

podAnnotations: {}

podLabels: {}

minReadySeconds:

terminationGracePeriodSeconds:

priorityClassName: ""

env: []
envWithTpl: []
envFrom: []

extraContainers: []

initContainers: []

logLevel: info

hotReload:
  enabled: false
  image:
    repository: ghcr.io/jimmidyson/configmap-reload
    tag: v0.11.1
    pullPolicy: IfNotPresent
  resources: {}

config:
  service: |
    [SERVICE]
        Daemon Off
        Flush 1
        Log_Level info
        Parsers_File /fluent-bit/etc/parsers.conf
        Parsers_File /fluent-bit/etc/conf/custom_parsers.conf
        HTTP_Server On
        HTTP_Listen 0.0.0.0
        HTTP_Port {{ .Values.metricsPort }}
        Health_Check On

  inputs: |
    # [INPUT]
    #     Name tail
    #     Refresh_Interval 2
    #     Path /var/log/containers/*.log
    #     Tag kube.custommvc.*
    #     Mem_Buf_Limit 50MB
    #     Read_from_Head true

    [INPUT]
        Name systemd
        Tag host.*
        Systemd_Filter _SYSTEMD_UNIT=kubelet.service
        Read_From_Tail On

    [INPUT]
        Name tail
        Host prometheus-server.default.svc.cluster.local
        Port 80
        Tag pr
        Path /api/v1/targets
        Refresh_Interval 2
        Parser access_log_ltsv

  filters: |
    [FILTER]
        Name kubernetes
        Match kube.custom.*
        Kube_URL https://kubernetes.default:443
        tls.verify Off
        Merge_Log On
        Keep_Log Off
        K8S-Logging.Parser On
        K8S-Logging.Exclude On

    [Filter]
        Name         throttle
        Match        kube.custom.* 
        Rate         5
        Window       30
        Interval     60 

  outputs: |
    [OUTPUT]
        Name opensearch
        Match pr
        Host opensearch-cluster-master-headless.default.svc.cluster.local
        Port 9200
        Buffer_Size 15MB
        HTTP_User admin
        HTTP_Passwd TadhakDev01        
        Replace_Dots  On        
        Retry_Limit false
        Index prome  
        Suppress_Type_Name on  
        Include_Tag_Key on 
        tls on
        tls.verify off       
        Generate_ID on             
        Type _doc 

    # [OUTPUT]
    #     Name es
    #     Match prometheus
    #     Host opensearch-cluster-master-headless.default.svc.cluster.local
    #     Port 9200
    #     Index Prome
    #     Logstash_Format On
    #     Logstash_Prefix Prome
    #     Logstash_Dateformat %Y.%m.%d
    #     Retry_Limit False

  customParsers: |
    [PARSER]
        Name        docker
        Format      json
        Time_Key    time
        Time_Format %Y-%m-%dT%H:%M:%S %z

volumeMounts:
  - name: config
    mountPath: /fluent-bit/etc/conf

daemonSetVolumes:
  - name: varlog
    hostPath:
      path: /var/log
  - name: varlibdockercontainers
    hostPath:
      path: /var/lib/docker/containers
  - name: etcmachineid
    hostPath:
      path: /etc/machine-id
      type: File

daemonSetVolumeMounts:
  - name: varlog
    mountPath: /var/log
  - name: varlibdockercontainers
    mountPath: /var/lib/docker/containers
    readOnly: true
  - name: etcmachineid
    mountPath: /etc/machine-id
    readOnly: true

command:
  - /fluent-bit/bin/fluent-bit

args:
  - --workdir=/fluent-bit/etc
  - --config=/fluent-bit/etc/conf/fluent-bit.conf



extraFiles: {}

i want with this fluent bit value.yaml code get automatically index in the opensearch dashboard.