// ============================================
      // Metrics: Discovery Kubernetes Services
      // ============================================
      
      // discovery.kubernetes "k8s_services" {
      //   role = "service"
      // }

      // ============================================
      // Metrics: Kube State Metrics (k8s_services)
      // ============================================

      // prometheus.scrape "kube_state_metrics" {
      //   job_name = "integrations/kubernetes/kube-state-metrics"
      //   targets  = discovery.relabel.kube_state_metrics.output
      // 
      //   scheme = "http"
      // 
      //   forward_to = [prometheus.remote_write.prometheus_srv.receiver]
      //  }
      
      // ============================================
      // API Server discovery
      // ============================================

      // discovery.relabel "apiserver" {
      //   targets = discovery.kubernetes.k8s_services.targets

      //   rule {
      //     source_labels = ["__meta_kubernetes_service_name"]
      //     regex         = "kubernetes"
      //     action        = "keep"
      //   }
      //   rule {
      //     target_label = "cluster"
      //     replacement  = env("CLUSTER_NAME")
      //   }
      // }

      // prometheus.scrape "apiserver" {
      //   job_name = "integrations/kubernetes/apiserver"
      //   targets  = discovery.relabel.apiserver.output

      //   scheme = "https"
      //   metrics_path = "/metrics"

      //   tls_config {
      //     server_name          = "kubernetes"
      //     ca_file              = "/var/run/secrets/kubernetes.io/serviceaccount/ca.crt"
      //     insecure_skip_verify = true
      //   }

      //   bearer_token_file = "/var/run/secrets/kubernetes.io/serviceaccount/token"

      //   forward_to = [prometheus.remote_write.prometheus_srv.receiver]
      // }

      // ============================================
      // CoreDNS discovery
      // ============================================
      // discovery.relabel "coredns" {
      //   targets = discovery.kubernetes.k8s_services.targets
      // 
      //  rule {
      //    source_labels = ["__meta_kubernetes_pod_label_k8s_app"]
      //    regex         = "kube-dns"
      //    action        = "keep"
      //  }
      //  rule {
      //     target_label = "cluster"
      //    replacement  = env("CLUSTER_NAME")
      //   }
      // }

      // prometheus.scrape "coredns" {
      //   job_name = "integrations/kubernetes/coredns-pods"
      //   targets  = discovery.relabel.coredns.output

      //   scheme = "http"
      //   metrics_path = "/metrics"
      // 
      //   forward_to = [prometheus.remote_write.prometheus_srv.receiver]
      // }