Update procfs to v0.15.1 and fix compilation errors.

Author: pstibrany

collector/fibrechannel_linux.go

@@ -87,10 +87,10 @@ func (c *fibrechannelCollector) pushMetric(ch chan<- prometheus.Metric, name str
 	ch <- prometheus.MustNewConstMetric(c.metricDescs[name], valueType, float64(value), host)
 }
 
-func (c *fibrechannelCollector) pushCounter(ch chan<- prometheus.Metric, name string, value uint64, host string) {
+func (c *fibrechannelCollector) pushCounter(ch chan<- prometheus.Metric, name string, value *uint64, host string) {
 	// Don't push counters that aren't implemented (a counter equal to maxUint64 is unimplemented by the HBA firmware)
-	if value != maxUint64 {
-		c.pushMetric(ch, name, value, host, prometheus.CounterValue)
+	if value != nil && *value != maxUint64 {
+		c.pushMetric(ch, name, *value, host, prometheus.CounterValue)
 	}
 }
 
@@ -114,24 +114,34 @@ func (c *fibrechannelCollector) Update(ch chan<- prometheus.Metric) error {
 		infoValue := 1.0
 
 		// First push the Host values
-		ch <- prometheus.MustNewConstMetric(infoDesc, prometheus.GaugeValue, infoValue, host.Name, host.Speed, host.PortState, host.PortType, host.PortID, host.PortName, host.FabricName, host.SymbolicName, host.SupportedClasses, host.SupportedSpeeds, host.DevLossTMO)
+		ch <- prometheus.MustNewConstMetric(infoDesc, prometheus.GaugeValue, infoValue,
+			nilToEmpty(host.Name), nilToEmpty(host.Speed), nilToEmpty(host.PortState), nilToEmpty(host.PortType),
+			nilToEmpty(host.PortID), nilToEmpty(host.PortName), nilToEmpty(host.FabricName), nilToEmpty(host.SymbolicName),
+			nilToEmpty(host.SupportedClasses), nilToEmpty(host.SupportedSpeeds), nilToEmpty(host.DevLossTMO))
 
 		// Then the counters
-		c.pushCounter(ch, "dumped_frames_total", host.Counters.DumpedFrames, host.Name)
-		c.pushCounter(ch, "error_frames_total", host.Counters.ErrorFrames, host.Name)
-		c.pushCounter(ch, "invalid_crc_total", host.Counters.InvalidCRCCount, host.Name)
-		c.pushCounter(ch, "rx_frames_total", host.Counters.RXFrames, host.Name)
-		c.pushCounter(ch, "rx_words_total", host.Counters.RXWords, host.Name)
-		c.pushCounter(ch, "tx_frames_total", host.Counters.TXFrames, host.Name)
-		c.pushCounter(ch, "tx_words_total", host.Counters.TXWords, host.Name)
-		c.pushCounter(ch, "seconds_since_last_reset_total", host.Counters.SecondsSinceLastReset, host.Name)
-		c.pushCounter(ch, "invalid_tx_words_total", host.Counters.InvalidTXWordCount, host.Name)
-		c.pushCounter(ch, "link_failure_total", host.Counters.LinkFailureCount, host.Name)
-		c.pushCounter(ch, "loss_of_sync_total", host.Counters.LossOfSyncCount, host.Name)
-		c.pushCounter(ch, "loss_of_signal_total", host.Counters.LossOfSignalCount, host.Name)
-		c.pushCounter(ch, "nos_total", host.Counters.NosCount, host.Name)
-		c.pushCounter(ch, "fcp_packet_aborts_total", host.Counters.FCPPacketAborts, host.Name)
+		c.pushCounter(ch, "dumped_frames_total", host.Counters.DumpedFrames, nilToEmpty(host.Name))
+		c.pushCounter(ch, "error_frames_total", host.Counters.ErrorFrames, nilToEmpty(host.Name))
+		c.pushCounter(ch, "invalid_crc_total", host.Counters.InvalidCRCCount, nilToEmpty(host.Name))
+		c.pushCounter(ch, "rx_frames_total", host.Counters.RXFrames, nilToEmpty(host.Name))
+		c.pushCounter(ch, "rx_words_total", host.Counters.RXWords, nilToEmpty(host.Name))
+		c.pushCounter(ch, "tx_frames_total", host.Counters.TXFrames, nilToEmpty(host.Name))
+		c.pushCounter(ch, "tx_words_total", host.Counters.TXWords, nilToEmpty(host.Name))
+		c.pushCounter(ch, "seconds_since_last_reset_total", host.Counters.SecondsSinceLastReset, nilToEmpty(host.Name))
+		c.pushCounter(ch, "invalid_tx_words_total", host.Counters.InvalidTXWordCount, nilToEmpty(host.Name))
+		c.pushCounter(ch, "link_failure_total", host.Counters.LinkFailureCount, nilToEmpty(host.Name))
+		c.pushCounter(ch, "loss_of_sync_total", host.Counters.LossOfSyncCount, nilToEmpty(host.Name))
+		c.pushCounter(ch, "loss_of_signal_total", host.Counters.LossOfSignalCount, nilToEmpty(host.Name))
+		c.pushCounter(ch, "nos_total", host.Counters.NosCount, nilToEmpty(host.Name))
+		c.pushCounter(ch, "fcp_packet_aborts_total", host.Counters.FCPPacketAborts, nilToEmpty(host.Name))
 	}
 
 	return nil
 }
+
+func nilToEmpty(s *string) string {
+	if s == nil {
+		return ""
+	}
+	return *s
+}

go.mod

@@ -26,7 +26,7 @@ require (
 	github.com/prometheus/client_model v0.6.1
 	github.com/prometheus/common v0.53.0
 	github.com/prometheus/exporter-toolkit v0.11.0
-	github.com/prometheus/procfs v0.14.0
+	github.com/prometheus/procfs v0.15.1
 	github.com/safchain/ethtool v0.3.0
 	golang.org/x/exp v0.0.0-20240416160154-fe59bbe5cc7f
 	golang.org/x/sys v0.20.0

go.sum

@@ -82,8 +82,8 @@ github.com/prometheus/common v0.53.0 h1:U2pL9w9nmJwJDa4qqLQ3ZaePJ6ZTwt7cMD3AG3+a
 github.com/prometheus/common v0.53.0/go.mod h1:BrxBKv3FWBIGXw89Mg1AeBq7FSyRzXWI3l3e7W3RN5U=
 github.com/prometheus/exporter-toolkit v0.11.0 h1:yNTsuZ0aNCNFQ3aFTD2uhPOvr4iD7fdBvKPAEGkNf+g=
 github.com/prometheus/exporter-toolkit v0.11.0/go.mod h1:BVnENhnNecpwoTLiABx7mrPB/OLRIgN74qlQbV+FK1Q=
-github.com/prometheus/procfs v0.14.0 h1:Lw4VdGGoKEZilJsayHf0B+9YgLGREba2C6xr+Fdfq6s=
-github.com/prometheus/procfs v0.14.0/go.mod h1:XL+Iwz8k8ZabyZfMFHPiilCniixqQarAy5Mu67pHlNQ=
+github.com/prometheus/procfs v0.15.1 h1:YagwOFzUgYfKKHX6Dr+sHT7km/hxC76UB0learggepc=
+github.com/prometheus/procfs v0.15.1/go.mod h1:fB45yRUv8NstnjriLhBQLuOUt+WW4BsoGhij/e3PBqk=
 github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ=
 github.com/rogpeppe/go-internal v1.10.0/go.mod h1:UQnix2H7Ngw/k4C5ijL5+65zddjncjaFoBhdsK/akog=
 github.com/safchain/ethtool v0.3.0 h1:gimQJpsI6sc1yIqP/y8GYgiXn/NjgvpM0RNoWLVVmP0=