Merge pull request #2 from galexrt/feature/add_pdisk_collector

Feature/add pdisk collector

Author: galexrt

README.md

@@ -30,6 +30,7 @@ ps | Overall status of power supplies.
 storage_battery | Status of storage controller backup batteries.
 storage_controller | Overall status of storage controllers.
 storage_enclosure | Overall status of storage enclosures.
+storage_pdisk | Overall status of physical disks.
 storage_vdisk | Overall status of virtual disks.
 system | Overall status of system components.
 temps | Overall temperatures and status of system temperature readings.

cmd/dellhw_exporter/dellhw_exporter.go

@@ -22,7 +22,7 @@ import (
 )
 
 const (
-	defaultCollectors = "chassis,fans,memory,processors,ps,ps_amps_sysboard_pwr,storage_battery,storage_enclosure,storage_controller,storage_vdisk,system,temps,volts"
+	defaultCollectors = "chassis,fans,memory,processors,ps,ps_amps_sysboard_pwr,storage_battery,storage_enclosure,storage_controller,storage_pdisk,storage_vdisk,system,temps,volts"
 )
 
 var (

collector/storage_pdisk.go

@@ -0,0 +1,46 @@
+package collector
+
+import (
+	"strconv"
+
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+type storagePdiskCollector struct {
+	current []*prometheus.Desc
+}
+
+func init() {
+	Factories["storage_pdisk"] = NewStoragePdiskCollector
+}
+
+func NewStoragePdiskCollector() (Collector, error) {
+	return &storagePdiskCollector{}, nil
+}
+
+func (c *storagePdiskCollector) Update(ch chan<- prometheus.Metric) error {
+	controllers, err := or.StorageController()
+	if err != nil {
+		return err
+	}
+	for cid := range controllers {
+		storagePdisk, err := or.StoragePdisk(strconv.Itoa(cid))
+		if err != nil {
+			return err
+		}
+		for _, value := range storagePdisk {
+			float, err := strconv.ParseFloat(value.Value, 64)
+			if err != nil {
+				return err
+			}
+			current := prometheus.NewDesc(
+				prometheus.BuildFQName(Namespace, "", value.Name),
+				"Overall status of physical disks.",
+				nil, value.Labels)
+			ch <- prometheus.MustNewConstMetric(
+				current, prometheus.GaugeValue, float)
+		}
+	}
+
+	return nil
+}