values.yaml

# Default values for fluent-bit.

# kind -- DaemonSet or Deployment
kind: DaemonSet

# replicaCount -- Only applicable if kind=Deployment
replicaCount: 1

image:
  repository: cr.fluentbit.io/fluent/fluent-bit
  # Overrides the image tag whose default is {{ .Chart.AppVersion }}
  tag: ""
  pullPolicy: Always

testFramework:
  image:
    repository: busybox
    pullPolicy: Always
    tag: latest

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

serviceAccount:
  create: true
  annotations: {}
  name:

rbac:
  create: true
  nodeAccess: false

podSecurityPolicy:
  create: false
  annotations: {}

openShift:
  # Sets Openshift support
  enabled: false
  # Creates SCC for Fluent-bit when Openshift support is enabled
  securityContextConstraints:
    create: true
    annotations: {}

podSecurityContext: {}
#   fsGroup: 2000

hostNetwork: false
dnsPolicy: ClusterFirst

dnsConfig: {}
#   nameservers:
#     - 1.2.3.4
#   searches:
#     - ns1.svc.cluster-domain.example
#     - my.dns.search.suffix
#   options:
#     - name: ndots
#       value: "2"
#     - name: edns0

hostAliases: []
#   - ip: "1.2.3.4"
#     hostnames:
#     - "foo.local"
#     - "bar.local"

securityContext: {}
#   capabilities:
#     drop:
#     - ALL
#   readOnlyRootFilesystem: true
#   runAsNonRoot: true
#   runAsUser: 1000

service:
  type: ClusterIP
  port: 2020
  labels: {}
  # nodePort: 30020
  # clusterIP: 172.16.10.1
  annotations: {}
#   prometheus.io/path: "/api/v1/metrics/prometheus"
#   prometheus.io/port: "2020"
#   prometheus.io/scrape: "true"

serviceMonitor:
  enabled: false
#   namespace: monitoring
#   interval: 10s
#   scrapeTimeout: 10s
#   jobLabel: fluentbit
#   selector:
#    prometheus: my-prometheus
#  ## metric relabel configs to apply to samples before ingestion.
#  ##
#  metricRelabelings:
#    - sourceLabels: [__meta_kubernetes_service_label_cluster]
#      targetLabel: cluster
#      regex: (.*)
#      replacement: ${1}
#      action: replace
#  ## relabel configs to apply to samples after ingestion.
#  ##
#  relabelings:
#    - sourceLabels: [__meta_kubernetes_pod_node_name]
#      separator: ;
#      regex: ^(.*)$
#      targetLabel: nodename
#      replacement: $1
#      action: replace
#  scheme: ""
#  tlsConfig: {}

prometheusRule:
  enabled: false
#   namespace: ""
#   additionalLabels: {}
#   rules:
#   - alert: NoOutputBytesProcessed
#     expr: rate(fluentbit_output_proc_bytes_total[5m]) == 0
#     annotations:
#       message: |
#         Fluent Bit instance {{ $labels.instance }}'s output plugin {{ $labels.name }} has not processed any
#         bytes for at least 15 minutes.
#       summary: No Output Bytes Processed
#     for: 15m
#     labels:
#       severity: critical

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

lifecycle: {}
  # preStop:
  #   exec:
  #     command: ["/bin/sh", "-c", "sleep 20"]

livenessProbe:
  httpGet:
    path: /
    port: http

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

resources: {}
#   limits:
#     cpu: 100m
#     memory: 128Mi
#   requests:
#     cpu: 100m
#     memory: 128Mi

## only available if kind is Deployment
ingress:
  enabled: false
  className: ""
  annotations: {}
    # kubernetes.io/ingress.class: nginx
    # kubernetes.io/tls-acme: "true"
  hosts: []
  # - host: fluent-bit.example.tld
  extraHosts: []
  # - host: fluent-bit-extra.example.tld
      ## specify extraPort number
  #   port: 5170
  tls: []
  #  - secretName: fluent-bit-example-tld
  #    hosts:
  #      - fluent-bit.example.tld

## only available if kind is Deployment
autoscaling:
  enabled: false
  minReplicas: 1
  maxReplicas: 3
  targetCPUUtilizationPercentage: 75
#  targetMemoryUtilizationPercentage: 75
   ## see https://kubernetes.io/docs/tasks/run-application/horizontal-pod-autoscale-walkthrough/#autoscaling-on-multiple-metrics-and-custom-metrics
  customRules: []
#     - type: Pods
#       pods:
#         metric:
#           name: packets-per-second
#         target:
#           type: AverageValue
#           averageValue: 1k
    ## see https://kubernetes.io/docs/tasks/run-application/horizontal-pod-autoscale/#support-for-configurable-scaling-behavior
  behavior: {}
#      scaleDown:
#        policies:
#          - type: Pods
#            value: 4
#            periodSeconds: 60
#          - type: Percent
#            value: 10
#            periodSeconds: 60

## only available if kind is Deployment
podDisruptionBudget:
  enabled: false
  annotations: {}
  maxUnavailable: "30%"

nodeSelector: {}

tolerations: []

affinity: {}

labels: {}

annotations: {}

podAnnotations: {}

podLabels: {}

priorityClassName: ""

env: []
#  - name: FOO
#    value: "bar"

# The envWithTpl array below has the same usage as "env", but is using the tpl function to support templatable string.
# This can be useful when you want to pass dynamic values to the Chart using the helm argument "--set <variable>=<value>"
# https://helm.sh/docs/howto/charts_tips_and_tricks/#using-the-tpl-function
envWithTpl: []
#  - name: FOO_2
#    value: "{{ .Values.foo2 }}"
#
# foo2: bar2

envFrom: []

extraContainers: []
#   - name: do-something
#     image: busybox
#     command: ['do', 'something']

flush: 1

metricsPort: 2020

extraPorts: []
#   - port: 5170
#     containerPort: 5170
#     protocol: TCP
#     name: tcp
#     nodePort: 30517

extraVolumes: []

extraVolumeMounts: []

updateStrategy: {}
#   type: RollingUpdate
#   rollingUpdate:
#     maxUnavailable: 1

# Make use of a pre-defined configmap instead of the one templated here
existingConfigMap: ""

networkPolicy:
  enabled: false
#   ingress:
#     from: []

luaScripts:
  functions.lua: |
    function set_fields(tag, timestamp, record)
          record['host'] = record['log']['kubernetes']['host']
          record['log']['kubernetes']['host'] = nil
          record['pod_name'] = record['log']['kubernetes']['pod_name']
          record['log']['kubernetes']['pod_name'] = nil
          return 2, timestamp, record
    end

## https://docs.fluentbit.io/manual/administration/configuring-fluent-bit/configuration-file
config:
  service: |
    [SERVICE]
        Daemon Off
        Flush {{ .Values.flush }}
        Log_Level {{ .Values.logLevel }}
        Parsers_File parsers.conf
        Parsers_File custom_parsers.conf
        HTTP_Server On
        HTTP_Listen 0.0.0.0
        HTTP_Port {{ .Values.metricsPort }}
        Health_Check On

  ## https://docs.fluentbit.io/manual/pipeline/inputs
  inputs: |
    [INPUT]
        Name tail
        Path /var/log/containers/*.log
        multiline.parser docker, cri
        Tag kube.*
        Mem_Buf_Limit 5MB
        Skip_Long_Lines On

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

  ## https://docs.fluentbit.io/manual/pipeline/filters
  filters: |
    [FILTER]
        Name kubernetes
        Match kube.*
        Merge_Log On
        Keep_Log Off
        K8S-Logging.Parser On
        K8S-Logging.Exclude On

    [FILTER]
        Name nest
        Match *
        Operation nest
        Wildcard *
        Nest_under log

    [FILTER]
        Name lua
        Match *
        script /fluent-bit/scripts/functions.lua
        call set_fields    

  ## https://docs.fluentbit.io/manual/pipeline/outputs
  outputs: |
    [OUTPUT]
        name http
        tls on
        match *
        host <YOUR CLICKHOUSE CLOUD HOST>
        port 8443
        URI /?query=INSERT+INTO+fluentbit.kube+FORMAT+JSONEachRow
        format json_stream
        json_date_key timestamp
        json_date_format epoch
        http_user default
        http_passwd <YOUR PASSWORD>

  ## https://docs.fluentbit.io/manual/administration/configuring-fluent-bit/classic-mode/upstream-servers
  upstream: {}
#      upstream.conf: |
#        [UPSTREAM]
#            upstream1
#
#        [NODE]
#            name       node-1
#            host       127.0.0.1
#            port       43000

  ## https://docs.fluentbit.io/manual/pipeline/parsers
  customParsers: |
    [PARSER]
        Name docker_no_time
        Format json
        Time_Keep Off
        Time_Key time
        Time_Format %Y-%m-%dT%H:%M:%S.%L

  # This allows adding more files with arbitary filenames to /fluent-bit/etc by providing key/value pairs.
  # The key becomes the filename, the value becomes the file content.
  extraFiles: {}
#     example.conf: |
#       [OUTPUT]
#           Name example
#           Match foo.*
#           Host bar

# The config volume is mounted by default, either to the existingConfigMap value, or the default of "fluent-bit.fullname"
volumeMounts:
  - name: config
    mountPath: /fluent-bit/etc/fluent-bit.conf
    subPath: fluent-bit.conf
  - name: config
    mountPath: /fluent-bit/etc/custom_parsers.conf
    subPath: custom_parsers.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

args: []

command: []

# This supports either a structured array or a templatable string
initContainers: []

# Array mode
# initContainers:
#   - name: do-something
#     image: bitnami/kubectl:1.22
#     command: ['kubectl', 'version']

# String mode
# initContainers: |-
#   - name: do-something
#     image: bitnami/kubectl:{{ .Capabilities.KubeVersion.Major }}.{{ .Capabilities.KubeVersion.Minor }}
#     command: ['kubectl', 'version']

logLevel: info