Method netClassSysfsUpdate

collector/netclass_linux.go:74–136

(ch chan<- prometheus.Metric)

}

func (c *netClassCollector) netClassSysfsUpdate(ch chan<- prometheus.Metric) error {
	netClass, err := c.getNetClassInfo()
	if err != nil {
		if errors.Is(err, os.ErrNotExist) || errors.Is(err, os.ErrPermission) {
			c.logger.Debug("Could not read netclass file", "err", err)
			return ErrNoData
		}
		return fmt.Errorf("could not get net class info: %w", err)
	}
	for _, ifaceInfo := range netClass {
		upDesc := prometheus.NewDesc(
			prometheus.BuildFQName(namespace, c.subsystem, "up"),
			"Value is 1 if operstate is 'up', 0 otherwise.",
			[]string{"device"},
			nil,
		)
		upValue := 0.0
		if ifaceInfo.OperState == "up" {
			upValue = 1.0
		}

		ch <- prometheus.MustNewConstMetric(upDesc, prometheus.GaugeValue, upValue, ifaceInfo.Name)

		infoDesc := prometheus.NewDesc(
			prometheus.BuildFQName(namespace, c.subsystem, "info"),
			"Non-numeric data from /sys/class/net/<iface>, value is always 1.",
			[]string{"device", "address", "broadcast", "duplex", "operstate", "adminstate", "ifalias"},
			nil,
		)
		infoValue := 1.0

		ch <- prometheus.MustNewConstMetric(infoDesc, prometheus.GaugeValue, infoValue, ifaceInfo.Name, ifaceInfo.Address, ifaceInfo.Broadcast, ifaceInfo.Duplex, ifaceInfo.OperState, getAdminState(ifaceInfo.Flags), ifaceInfo.IfAlias)

		pushMetric(ch, c.getFieldDesc("address_assign_type"), "address_assign_type", ifaceInfo.AddrAssignType, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("carrier"), "carrier", ifaceInfo.Carrier, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("carrier_changes_total"), "carrier_changes_total", ifaceInfo.CarrierChanges, prometheus.CounterValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("carrier_up_changes_total"), "carrier_up_changes_total", ifaceInfo.CarrierUpCount, prometheus.CounterValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("carrier_down_changes_total"), "carrier_down_changes_total", ifaceInfo.CarrierDownCount, prometheus.CounterValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("device_id"), "device_id", ifaceInfo.DevID, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("dormant"), "dormant", ifaceInfo.Dormant, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("flags"), "flags", ifaceInfo.Flags, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("iface_id"), "iface_id", ifaceInfo.IfIndex, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("iface_link"), "iface_link", ifaceInfo.IfLink, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("iface_link_mode"), "iface_link_mode", ifaceInfo.LinkMode, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("mtu_bytes"), "mtu_bytes", ifaceInfo.MTU, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("name_assign_type"), "name_assign_type", ifaceInfo.NameAssignType, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("net_dev_group"), "net_dev_group", ifaceInfo.NetDevGroup, prometheus.GaugeValue, ifaceInfo.Name)

		if ifaceInfo.Speed != nil {
			// Some devices return -1 if the speed is unknown.
			if *ifaceInfo.Speed >= 0 || !*netclassInvalidSpeed {
				speedBytes := int64(*ifaceInfo.Speed * 1000 * 1000 / 8)
				pushMetric(ch, c.getFieldDesc("speed_bytes"), "speed_bytes", speedBytes, prometheus.GaugeValue, ifaceInfo.Name)
			}
		}

		pushMetric(ch, c.getFieldDesc("transmit_queue_length"), "transmit_queue_length", ifaceInfo.TxQueueLen, prometheus.GaugeValue, ifaceInfo.Name)
		pushMetric(ch, c.getFieldDesc("protocol_type"), "protocol_type", ifaceInfo.Type, prometheus.GaugeValue, ifaceInfo.Name)