nixcfg/cluster/prod/app/telemetry/deploy/telemetry-system.hcl

job "telemetry-system" {
	datacenters = ["neptune", "orion", "bespin"]
	type = "system"
	priority = "100"

	group "collector" {
    network {
      port "node_exporter" { static = 9100 }
    }

		task "node_exporter" {
			driver = "docker"

			config {
				image = "quay.io/prometheus/node-exporter:v1.4.0"
				network_mode = "host"
				volumes = [
					"/:/host:ro,rslave"
				]
				args = [ "--path.rootfs=/host" ]
			}

			resources {
				cpu = 50
				memory = 40
			}

      service {
        tags = [ "telemetry" ]
        port = 9100
        address_mode = "driver"
        name = "node-exporter"
        check {
          type = "http"
          path = "/"
          port = 9100
          address_mode = "driver"
          interval = "60s"
          timeout = "5s"
          check_restart {
            limit = 3
            grace = "90s"
            ignore_warnings = false
          }
        }
      }
		}
	}
}