{{ define "agent.config.kube_state_metrics" }}
// Kube State Metrics
discovery.relabel "kube_state_metrics" {
  targets = discovery.kubernetes.services.targets
{{- if (index .Values "kube-state-metrics").enabled }}
  rule {
    source_labels = ["__meta_kubernetes_service_label_app_kubernetes_io_instance"]
    regex = "{{ .Release.Name }}"
    action = "keep"
  }
{{- end }}
  {{- range $k, $v := (index .Values.metrics "kube-state-metrics").labelMatchers }}
  rule {
    source_labels = ["__meta_kubernetes_service_label_{{ $k | replace "." "_" | replace "/" "_" }}"]
    regex = "{{ $v }}"
    action = "keep"
  }
  {{- end }}
  rule {
    source_labels = ["__meta_kubernetes_service_port_name"]
    regex = "{{- (index .Values.metrics "kube-state-metrics").service.port -}}"
    action = "keep"
  }
{{- if .Values.metrics.extraRelabelingRules }}
{{ .Values.metrics.extraRelabelingRules | indent 2 }}
{{- end }}
{{- if (index .Values.metrics "kube-state-metrics").extraRelabelingRules }}
{{ (index .Values.metrics "kube-state-metrics").extraRelabelingRules | indent 2 }}
{{- end }}
}

prometheus.scrape "kube_state_metrics" {
  job_name   = "integrations/kubernetes/kube-state-metrics"
  targets    = discovery.relabel.kube_state_metrics.output
  scrape_interval = {{ (index .Values.metrics "kube-state-metrics").scrapeInterval | default .Values.metrics.scrapeInterval | quote }}
{{- if (index .Values "grafana-agent").agent.clustering.enabled }}
  clustering {
    enabled = true
  }
{{- end }}
{{- if (index .Values.metrics "kube-state-metrics").service.isTLS }}
  scheme     = "https"
  bearer_token_file = "/var/run/secrets/kubernetes.io/serviceaccount/token"
  tls_config {
    insecure_skip_verify = true
  }
{{- end }}
  forward_to = [prometheus.relabel.kube_state_metrics.receiver]
}

prometheus.relabel "kube_state_metrics" {
{{- if (index .Values.metrics "kube-state-metrics").allowList }}
  rule {
    source_labels = ["__name__"]
    regex = "up|{{ join "|" (index .Values.metrics "kube-state-metrics").allowList }}"
    action = "keep"
  }
{{- end }}
{{- if .Values.metrics.extraMetricRelabelingRules }}
{{ .Values.metrics.extraMetricRelabelingRules | indent 2 }}
{{- end }}
{{- if (index .Values.metrics "kube-state-metrics").extraMetricRelabelingRules }}
{{ (index .Values.metrics "kube-state-metrics").extraMetricRelabelingRules | indent 2 }}
{{- end }}
  forward_to = [prometheus.remote_write.grafana_cloud_prometheus.receiver]
}
{{ end }}
