Added FEC mode to FEC feature

pkg/features/interfaces/collector.go

@@ -52,7 +52,8 @@ type description struct {
 	receiveCodeViolationsDesc   *prometheus.Desc
 	receiveTotalErrorsDesc      *prometheus.Desc
 	transmitTotalErrorsDesc     *prometheus.Desc
-	mtu                         *prometheus.Desc
+	mtuDesc                     *prometheus.Desc
+	fecModeDesc                 *prometheus.Desc
 }
 
 func newDescriptions(dynLabels dynamiclabels.Labels) *description {
@@ -97,8 +98,8 @@ func newDescriptions(dynLabels dynamiclabels.Labels) *description {
 	d.receiveCodeViolationsDesc = prometheus.NewDesc(prefix+"receive_code_violations", "Number of received Code Violations", l, nil)
 	d.receiveTotalErrorsDesc = prometheus.NewDesc(prefix+"receive_total_errors", "Number of received Total Errors", l, nil)
 	d.transmitTotalErrorsDesc = prometheus.NewDesc(prefix+"transmit_total_errors", "Number of transmitted Total Errors", l, nil)
-	d.mtu = prometheus.NewDesc(prefix+"mtu", "configured MTU", l, nil)
-
+	d.mtuDesc = prometheus.NewDesc(prefix+"mtu", "configured MTU", l, nil)
+	d.fecModeDesc = prometheus.NewDesc(prefix+"fec_mode", "Mode of FEC. 0 for none, 1 for default, 2 for fec74, 3 for fec91, 4 for fec108", l, nil)
 	return d
 }
 
@@ -161,7 +162,8 @@ func (*interfaceCollector) Describe(ch chan<- *prometheus.Desc) {
 	ch <- d.receiveCodeViolationsDesc
 	ch <- d.receiveTotalErrorsDesc
 	ch <- d.transmitTotalErrorsDesc
-	ch <- d.mtu
+	ch <- d.mtuDesc
+	ch <- d.fecModeDesc
 }
 
 // Collect collects metrics from JunOS
@@ -230,6 +232,7 @@ func (c *interfaceCollector) interfaceStats(client collector.Client) ([]*interfa
 			ReceiveTotalErrors:      float64(phy.MACStatistics.InputTotalErrors),
 			TransmitTotalErrors:     float64(phy.MACStatistics.OutputTotalErrors),
 			MTU:                     phy.MTU,
+			FECMode:                 convertFECModeToFloat64(strings.ToLower(phy.EthernetFecMode.EnabledFecMode)),
 		}
 
 		if phy.InterfaceFlapped.Value != "Never" {
@@ -332,7 +335,6 @@ func (c *interfaceCollector) collectForInterface(s *interfaceStats, ch chan<- pr
 			mtu = "65535"
 		}
 		mtu64, _ := strconv.ParseFloat(mtu, 64)
-
 		ch <- prometheus.MustNewConstMetric(d.adminStatusDesc, prometheus.GaugeValue, float64(adminUp), lv...)
 		ch <- prometheus.MustNewConstMetric(d.operStatusDesc, prometheus.GaugeValue, float64(operUp), lv...)
 		ch <- prometheus.MustNewConstMetric(d.errorStatusDesc, prometheus.GaugeValue, float64(err), lv...)
@@ -341,7 +343,7 @@ func (c *interfaceCollector) collectForInterface(s *interfaceStats, ch chan<- pr
 		ch <- prometheus.MustNewConstMetric(d.receiveErrorsDesc, prometheus.CounterValue, s.ReceiveErrors, lv...)
 		ch <- prometheus.MustNewConstMetric(d.receiveDropsDesc, prometheus.CounterValue, s.ReceiveDrops, lv...)
 		ch <- prometheus.MustNewConstMetric(d.interfaceSpeedDesc, prometheus.GaugeValue, float64(sp64), lv...)
-		ch <- prometheus.MustNewConstMetric(d.mtu, prometheus.GaugeValue, float64(mtu64), lv...)
+		ch <- prometheus.MustNewConstMetric(d.mtuDesc, prometheus.GaugeValue, float64(mtu64), lv...)
 
 		if s.LastFlapped != 0 {
 			ch <- prometheus.MustNewConstMetric(d.lastFlappedDesc, prometheus.GaugeValue, s.LastFlapped, lv...)
@@ -366,6 +368,21 @@ func (c *interfaceCollector) collectForInterface(s *interfaceStats, ch chan<- pr
 		ch <- prometheus.MustNewConstMetric(d.receiveCodeViolationsDesc, prometheus.CounterValue, s.ReceiveCodeViolations, lv...)
 		ch <- prometheus.MustNewConstMetric(d.receiveTotalErrorsDesc, prometheus.CounterValue, s.ReceiveTotalErrors, lv...)
 		ch <- prometheus.MustNewConstMetric(d.transmitTotalErrorsDesc, prometheus.CounterValue, s.TransmitTotalErrors, lv...)
+		ch <- prometheus.MustNewConstMetric(d.fecModeDesc, prometheus.CounterValue, s.FECMode, lv...)
+	}
+}
 
+func convertFECModeToFloat64(s string) float64 {
+	switch s {
+	case "none":
+		return 0
+	case "fec74":
+		return 2
+	case "fec91":
+		return 3
+	case "fec108":
+		return 4
+	default:
+		return 1
 	}
 }

pkg/features/interfaces/interface_stats.go

@@ -45,4 +45,5 @@ type interfaceStats struct {
 	ReceiveTotalErrors      float64
 	TransmitTotalErrors     float64
 	MTU                     string
+	FECMode                 float64
 }

pkg/features/interfaces/rpc.go

@@ -30,9 +30,10 @@ type phyInterface struct {
 		Seconds uint64 `xml:"seconds,attr"`
 		Value   string `xml:",chardata"`
 	} `xml:"interface-flapped"`
-	MACStatistics ethernetMACStat `xml:"ethernet-mac-statistics"`
-	FECStatistics ethernetFECStat `xml:"ethernet-fec-statistics"`
-	MTU           string          `xml:"mtu"`
+	MACStatistics   ethernetMACStat `xml:"ethernet-mac-statistics"`
+	EthernetFecMode ethernetFECMode `xml:"ethernet-fec-mode"`
+	FECStatistics   ethernetFECStat `xml:"ethernet-fec-statistics"`
+	MTU             string          `xml:"mtu"`
 }
 
 type logInterface struct {
@@ -88,3 +89,9 @@ type ethernetFECStat struct {
 	NumberfecCcwErrorRate  uint64 `xml:"fec_ccw_error_rate"`
 	NumberfecNccwErrorRate uint64 `xml:"fec_nccw_error_rate"`
 }
+
+type ethernetFECMode struct {
+	Text           string `xml:",chardata"`
+	Style          string `xml:"style,attr"`
+	EnabledFecMode string `xml:"enabled_fec_mode"`
+}