Sample Prometheus scrape config for obtianing metrics from Kubernetes pods via DNS & Headless Service

prometheus.yml

scrape_configs:
  - job_name: 'your_kubernetes_pod'
    dns_sd_configs:
    - refresh_interval: 15s
      names:
      - {headless-service-name}.default.svc.cluster.local
    relabel_configs:
      # Change default port we get from DNS (0) to expected port ({your_pod_port})
    - source_labels: [__address__]
      action: replace
      target_label: __address__
      regex: '([^:]+)(?::\d+)'
      replacement: $1:{your_pod_port}