{{ define "agent.config.agent" }}
// Grafana Agent
discovery.relabel "agent" {
  targets = discovery.kubernetes.pods.targets
  rule {
    source_labels = ["__meta_kubernetes_pod_label_app_kubernetes_io_instance"]
    regex = "{{ .Release.Name }}"
    action = "keep"
  }
  {{- range $k, $v := .Values.metrics.agent.labelMatchers }}
  rule {
    source_labels = ["__meta_kubernetes_pod_label_{{ $k | replace "." "_" | replace "/" "_" }}"]
    regex = "{{ $v }}"
    action = "keep"
  }
  {{- end }}
  rule {
    source_labels = ["__meta_kubernetes_pod_container_port_name"]
    regex = "http-metrics"
    action = "keep"
  }
  rule {
    source_labels = ["__meta_kubernetes_namespace"]
    target_label  = "namespace"
  }
  rule {
    source_labels = ["__meta_kubernetes_pod_name"]
    target_label  = "pod"
  }
  rule {
    source_labels = ["__meta_kubernetes_pod_container_name"]
    target_label  = "container"
  }
{{- if .Values.metrics.extraRelabelingRules }}
{{ .Values.metrics.extraRelabelingRules | indent 2 }}
{{- end }}
{{- if .Values.metrics.agent.extraRelabelingRules }}
{{ .Values.metrics.agent.extraRelabelingRules | indent 2 }}
{{- end }}
}

prometheus.scrape "agent" {
  job_name = "integrations/agent"
  targets = discovery.relabel.agent.output
  scrape_interval = {{ .Values.metrics.agent.scrapeInterval | default .Values.metrics.scrapeInterval | quote }}
  forward_to = [prometheus.relabel.agent.receiver]
{{- if (index .Values "grafana-agent").agent.clustering.enabled }}
  clustering {
    enabled = true
  }
{{- end }}
}

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