Commit 51d3042d authored by Price, Zach's avatar Price, Zach
Browse files

Add Prometheus metrics for nginx

parent 928c887a

deploy/kubernetes/chart/templates/fileServer/deployment.yaml

+28 −0
Original line number Diff line number Diff line
@@ -125,6 +125,34 @@ spec: 
            - name: logstash-tmp

              mountPath: /tmp/logstash

        {{- end }}

        # Metrics exporter, if enabled

        {{- if $fileServer.metrics.exporter.enabled }}

        - name: nginx-prometheus-exporter

          {{ include "esgf.deployment.image" (list . $fileServer.metrics.exporter.image) }}

          args:

            - "--nginx.scrape-uri=http://localhost:8080/stub_status"

            {{- range $key, $value := $fileServer.metrics.exporter.extraArgs }}

            - "--{{ $key }}{{ if $value }}={{ $value }}{{ end }}"

            {{- end }}

          {{- with $fileServer.metrics.exporter.extraEnv }}

          env: {{ toYaml . | nindent 12 }}

          {{- end }}

          resources: {{ toYaml $fileServer.metrics.exporter.resources | nindent 12 }}

          {{- with .Values.data.securityContext }}

          securityContext: {{ toYaml . | nindent 12 }}

          {{- end }}

          ports:

          - name: prom-metrics

            containerPort: 9113

            protocol: TCP

          livenessProbe:

            {{- toYaml $fileServer.metrics.exporter.livenessProbe | trim | nindent 12 }}

          readinessProbe:

            {{- toYaml $fileServer.metrics.exporter.readinessProbe | trim | nindent 12 }}

          {{- with $fileServer.metrics.exporter.extraVolumeMounts }}

          volumeMounts: {{ toYaml . | nindent 12 }}

          {{- end }}

        {{- end }}

      {{- with $fileServer.nodeSelector }}

      nodeSelector: {{ toYaml . | nindent 8 }}

      {{- end }}

deploy/kubernetes/chart/templates/fileServer/podmonitor.yaml

0 → 100644
+35 −0
Original line number Diff line number Diff line 
{{- $fileServer := .Values.data.fileServer -}}

{{- if $fileServer.metrics.podMonitor.enabled }}

apiVersion: {{ $fileServer.metrics.podMonitor.apiVersion }}

kind: PodMonitor

metadata:

  name: {{ include "esgf.component.fullname" (list . "fileServer") }}

  labels: {{ include "esgf.component.labels" (list . "fileServer" $fileServer.labels) | nindent 4 }}

spec:

  jobLabel: {{ include "esgf.component.fullname" (list . "fileServer") }}

  {{- if $fileServer.metrics.podMonitor.podTargetLabels }}

  podTargetLabels:

  {{ toYaml $fileServer.metrics.podMonitor.podTargetLabels | indent 4 }}

  {{- end }}

  podMetricsEndpoints:

  - port: prom-metrics

    interval: {{ $fileServer.metrics.podMonitor.interval }}

    scrapeTimeout: {{ $fileServer.metrics.podMonitor.scrapeTimeout }}

    path: {{ $fileServer.metrics.podMonitor.path }}

    {{- if $fileServer.metrics.podMonitor.honorLabels }}

    honorLabels: true

    {{- end }}

    {{- if $fileServer.metrics.podMonitor.metricRelabelings }}

    metricRelabelings:

    {{ toYaml $fileServer.metrics.podMonitor.metricRelabelings | indent 4 }}

    {{- end }}

    {{- if $fileServer.metrics.podMonitor.relabelings }}

    relabelings:

    {{ toYaml $fileServer.metrics.podMonitor.relabelings | indent 4 }}

    {{- end }}

  selector:

    matchLabels: {{ include "esgf.component.selectorLabels" (list . "fileServer") | nindent 6 }}

  namespaceSelector:

    matchNames:

    - {{ $.Release.Namespace }}

{{- end }}
 
 No newline at end of file

deploy/kubernetes/chart/values.yaml

+49 −0
Original line number Diff line number Diff line
@@ -386,6 +386,55 @@ data: 
    # See https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/

    tolerations:



    # Options related to observability

    metrics:

      # Whether or not to create a Prometheus Operator PodMonitor

      # See https://prometheus-operator.dev/docs/developer/getting-started/#using-podmonitors

      podMonitor:

        enabled: true

        # Set the API version of the ServiceMonitor

        apiVersion: "monitoring.coreos.com/v1"

        # Set how frequently Prometheus should scrape

        interval: 30s

        # Set path to nginx-exporter telemtery-path

        path: /metrics

        honorLabels: true

        # Set labels for the ServiceMonitor, use this to define your scrape label for Prometheus Operator

        additionalLabels: {}

        # Set timeout for scrape

        scrapeTimeout: 10s

        # Set which labels which are transferred from the associated Kubernetes Pod object onto the ingested metrics.

        podTargetLabels: []

        # Set relabeling rules to apply to metrics after scraping but before ingestion

        metricRelabelings: []

        # Set relabeling rules to configure how scrape targets are discovered and labeled before scraping

        relabelings: []

      exporter:

        enabled: true

        image:

          prefix: nginx

          repository: nginx-prometheus-exporter

        # Extra arguments passed to the nginx prometheus exporter

        # See https://github.com/nginx/nginx-prometheus-exporter?tab=readme-ov-file#command-line-arguments

        extraArgs: []

        extraEnv: {}

        extraVolumeMounts: {}

        # The resource allocations for the nginx prometheus exporter container

        # See https://kubernetes.io/docs/concepts/configuration/manage-resources-containers/

        resources: {}

        livenessProbe:

          httpGet:

            path: /

            port: prom-metrics

          initialDelaySeconds: 30

          timeoutSeconds: 10



        readinessProbe:

          httpGet:

            path: /

            port: prom-metrics

          initialDelaySeconds: 30

          timeoutSeconds: 10

###

# Index node configuration

###