Add filter for ipmi metrics

collectors/ipmiMetric.go

@@ -31,12 +31,26 @@ type IpmiCollector struct {
 		IpmitoolPath    string `json:"ipmitool_path"`
 		IpmisensorsPath string `json:"ipmisensors_path"`
 		Sudo            bool   `json:"use_sudo"`
+		IncludeMetrics  []string `json:"include_metrics"`
 	}
 
 	ipmitool    string
 	ipmisensors string
 }
 
+func (m *IpmiCollector) metricIncluded(name string) bool {
+    if len(m.config.IncludeMetrics) == 0 {
+        return true
+    }
+
+    for _, metric := range m.config.IncludeMetrics {
+        if metric == name {
+            return true
+        }
+    }
+    return false
+}
+
 func (m *IpmiCollector) Init(config json.RawMessage) error {
 	// Check if already initialized
 	if m.init {
@@ -145,6 +159,11 @@ func (m *IpmiCollector) readIpmiTool(output chan lp.CCMessage) error {
 			continue
 		}
 		name := strings.ToLower(strings.ReplaceAll(strings.TrimSpace(lv[0]), " ", "_"))
+
+		if !m.metricIncluded(name) {
+ 			continue
+		}
+
 		unit := strings.TrimSpace(lv[2])
 		switch unit {
 		case "Volts":
@@ -209,6 +228,11 @@ func (m *IpmiCollector) readIpmiSensors(output chan lp.CCMessage) error {
 			continue
 		}
 		name := strings.ToLower(strings.ReplaceAll(lv[1], " ", "_"))
+
+		if !m.metricIncluded(name) {
+			continue
+		}
+
 		y, err := lp.NewMetric(name, map[string]string{"type": "node"}, m.meta, v, time.Now())
 		if err != nil {
 			cclog.ComponentErrorf(m.name, "Failed to create message: %v", err)

collectors/ipmiMetric.md

@@ -15,7 +15,8 @@ hugo_path: docs/reference/cc-metric-collector/collectors/ipmi.md
   "ipmistat": {
     "ipmitool_path": "/path/to/ipmitool",
     "ipmisensors_path": "/path/to/ipmi-sensors",
-    "use_sudo": true
+    "use_sudo": true,
+    "include_metrics" : []
   }
 ```
 
@@ -36,3 +37,5 @@ Defaults: monitoring !log_allowed, !pam_session
 monitoring ALL = (root) NOPASSWD:/usr/bin/ipmitool sensor
 monitoring ALL = (root) NOPASSWD:/usr/sbin/ipmi-sensors --comma-separated-output --sdr-cache-recreate
 ```
+
+If `include_ipmi_metrics` contains any entry, ipmistat collector will only submit these metrics. Any other values will get discarded.