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>"
        role: "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>"
        role: "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>"
        role: "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"