prometheus/documentation/examples/prometheus-hetzner.yml

# A example scrape configuration for running Prometheus with
# Hetzner.

scrape_configs:
  
  # Make Prometheus scrape itself for metrics.
  - job_name: 'prometheus'
    static_configs:
    - targets: ['localhost:9090']

  # Discover Node Exporter instances to scrape.
  - job_name: 'node'

    hetzner_sd_configs:
      - authorization:
          credentials: "<replace with a Hetzner Cloud API Token>"
        platform: "hcloud"
    relabel_configs:
      # Use the public IPv4 and port 9100 to scrape the target.
      - source_labels: [__meta_hetzner_public_ipv4]
        target_label: __address__
        replacement: '$1:9100'

  # Discover Node Exporter instances to scrape using a Hetzner Cloud Network called mynet.
  - job_name: 'node_private'

    hetzner_sd_configs:
      - authorization:
          credentials: "<replace with a Hetzner Cloud API Token>"
        platform: "hcloud"
    relabel_configs:
      # Use the private IPv4 within the Hetzner Cloud Network and port 9100 to scrape the target.
      - source_labels: [__meta_hetzner_hcloud_private_ipv4_mynet]
        target_label: __address__
        replacement: '$1:9100'

  # Discover Node Exporter instances to scrape.
  - job_name: 'node_robot'

    hetzner_sd_configs:
      - basic_auth:
          username: "<replace with a Hetzner Robot API username>"
          password: "<replace with a Hetzner Robot API password>"
        platform: "robot"
    relabel_configs:
      # Use the public IPv4 and port 9100 to scrape the target.
      - source_labels: [__meta_hetzner_public_ipv4]
        target_label: __address__
        replacement: '$1:9100'