113 lines
3.5 KiB
Smarty
113 lines
3.5 KiB
Smarty
{{ define "feature.clusterMetrics.kubeletProbes.allowList" }}
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{{- $allowList := list }}
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{{ if .Values.kubeletProbes.metricsTuning.useDefaultAllowList }}
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{{- $allowList = concat $allowList (list "up" "scrape_samples_scraped") (.Files.Get "default-allow-lists/kubelet_probes.yaml" | fromYamlArray) -}}
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{{ end }}
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{{ if .Values.kubeletProbes.metricsTuning.includeMetrics }}
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{{- $allowList = concat $allowList (list "up" "scrape_samples_scraped") .Values.kubeletProbes.metricsTuning.includeMetrics -}}
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{{ end }}
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{{ $allowList | uniq | toYaml }}
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{{ end }}
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{{- define "feature.clusterMetrics.kubeletProbes.alloy" }}
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{{- if .Values.kubeletProbes.enabled }}
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{{- $metricAllowList := include "feature.clusterMetrics.kubeletProbes.allowList" . | fromYamlArray }}
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{{- $metricDenyList := .Values.kubeletProbes.metricsTuning.excludeMetrics }}
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// Kubelet Probes
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discovery.relabel "kubelet_probes" {
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targets = discovery.kubernetes.nodes.targets
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{{- if eq .Values.kubeletProbes.nodeAddressFormat "proxy" }}
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rule {
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target_label = "__address__"
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replacement = "{{ .Values.global.kubernetesAPIService | default "kubernetes.default.svc.cluster.local:443" }}"
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}
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rule {
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source_labels = ["__meta_kubernetes_node_name"]
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regex = "(.+)"
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replacement = "/api/v1/nodes/${1}/proxy/metrics/probes"
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target_label = "__metrics_path__"
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}
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{{ else if eq .Values.kubeletProbes.nodeAddressFormat "direct" }}
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rule {
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replacement = "/metrics/probes"
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target_label = "__metrics_path__"
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}
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{{- end }}
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// set the node label
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rule {
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source_labels = ["__meta_kubernetes_node_name"]
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target_label = "node"
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}
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// set the app name if specified as metadata labels "app:" or "app.kubernetes.io/name:" or "k8s-app:"
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rule {
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action = "replace"
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source_labels = [
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"__meta_kubernetes_node_label_app_kubernetes_io_name",
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"__meta_kubernetes_node_label_k8s_app",
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"__meta_kubernetes_node_label_app",
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]
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separator = ";"
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regex = "^(?:;*)?([^;]+).*$"
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replacement = "$1"
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target_label = "app"
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}
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// set a source label
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rule {
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action = "replace"
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replacement = "kubernetes"
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target_label = "source"
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}
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{{- if .Values.kubeletProbes.extraRelabelingRules }}
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{{ .Values.kubeletProbes.extraRelabelingRules | indent 2 }}
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{{- end }}
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}
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prometheus.scrape "kubelet_probes" {
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targets = discovery.relabel.kubelet_probes.output
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job_name = {{ .Values.kubeletProbes.jobLabel | quote }}
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scheme = "https"
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scrape_interval = {{ .Values.kubeletProbes.scrapeInterval | default .Values.global.scrapeInterval | quote }}
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bearer_token_file = "/var/run/secrets/kubernetes.io/serviceaccount/token"
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tls_config {
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ca_file = "/var/run/secrets/kubernetes.io/serviceaccount/ca.crt"
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insecure_skip_verify = true
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server_name = "kubernetes"
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}
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clustering {
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enabled = true
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}
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forward_to = [prometheus.relabel.kubelet_probes.receiver]
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}
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prometheus.relabel "kubelet_probes" {
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max_cache_size = {{ .Values.kubeletProbes.maxCacheSize | default .Values.global.maxCacheSize | int }}
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{{- if $metricAllowList }}
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rule {
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source_labels = ["__name__"]
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regex = {{ $metricAllowList | join "|" | quote }}
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action = "keep"
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}
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{{- end }}
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{{- if $metricDenyList }}
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rule {
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source_labels = ["__name__"]
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regex = {{ $metricDenyList | join "|" | quote }}
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action = "drop"
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}
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{{- end }}
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{{- if .Values.kubeletProbes.extraMetricProcessingRules }}
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{{ .Values.kubeletProbes.extraMetricProcessingRules | indent 2 }}
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{{- end }}
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forward_to = argument.metrics_destinations.value
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}
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{{- end }}
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{{- end }}
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