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OTEL Collector Installaction ​

Environment ​

  • Kubernetes
    • Require: 1.24+
    • Actual: 1.18.3
  • Opentelemetry Collector Chart: 0.109.0
  • Opentelemetry Collector Contrib: 0.113.0

Internal Traffic Policy ​

bash
Error: INSTALLATION FAILED: unable to build kubernetes objects from release manifest: error validating "": error validating data: ValidationError(Service.spec): unknown field "internalTrafficPolicy" in io.k8s.api.core.v1.ServiceSpec
bash
grep internalTrafficPolicy templates/*
bash
templates/_helpers.tpl:    {{- print (.Values.service.internalTrafficPolicy | default "Local") -}}
templates/_helpers.tpl:    {{- print (.Values.service.internalTrafficPolicy | default "Cluster") -}}
templates/NOTES.txt:{{- if and (eq .Values.mode "daemonset") (eq .Values.service.internalTrafficPolicy "Cluster") }}
templates/NOTES.txt:[WARNING] Setting internalTrafficPolicy to 'Cluster' on Daemonset is not recommended. Consider using 'Local' instead.
templates/service.yaml:  internalTrafficPolicy: {{ include "opentelemetry-collector.serviceInternalTrafficPolicy" . }}

Modify templates/service.yaml ，Delete following rows。

bash
  internalTrafficPolicy: {{ include "opentelemetry-collector.serviceInternalTrafficPolicy" . }}
  {{- if and (eq .Values.service.type "LoadBalancer") (.Values.service.externalTrafficPolicy) }}
  externalTrafficPolicy: {{ .Values.service.externalTrafficPolicy }}
  {{- end }}

Service Invalid ​

bash
Error: INSTALLATION FAILED: 1 error occurred:
  * Service "otelcol-opentelemetry-collector" is invalid: spec.ports[3].appProtocol: Forbidden: This field can be enabled with the ServiceAppProtocol feature gate

Modify values.yaml，Comment out appProtocol。

yaml
ports:
  otlp:
    enabled: true
    containerPort: 4317
    servicePort: 4317
    hostPort: 4317
    protocol: TCP
    # nodePort: 30317
    # appProtocol: grpc