Add LustreCollector

collectors/lustreMetric.go

@@ -0,0 +1,62 @@
+package collectors
+
+import (
+//	"errors"
+	"io/ioutil"
+	"log"
+	"strconv"
+	"strings"
+	"time"
+)
+
+const LUSTREFILE = `/proc/fs/lustre/llite/lnec-XXXXXX/stats`
+
+type LustreCollector struct {
+	MetricCollector
+}
+
+
+func (m *LustreCollector) Init() {
+    m.name = "LustreCollector"
+	m.setup()
+}
+
+func (m *LustreCollector) Read(interval time.Duration){
+	buffer, err := ioutil.ReadFile(string(LUSTREFILE))
+
+	if err != nil {
+		log.Print(err)
+		return
+	}
+
+	for _, line := range strings.Split(string(buffer), "\n") {
+		lf := strings.Fields(line)
+		if len(lf) > 1 {
+		    switch lf[0] {
+		    case "read_bytes":
+		        m.node["read_bytes"], err = strconv.ParseInt(lf[6], 0, 64)
+		        m.node["read_requests"], err = strconv.ParseInt(lf[1], 0, 64)
+		    case "write_bytes":
+		        m.node["write_bytes"], err = strconv.ParseInt(lf[6], 0, 64)
+		        m.node["write_requests"], err = strconv.ParseInt(lf[1], 0, 64)
+		    case "open":
+                m.node["open"], err = strconv.ParseInt(lf[1], 0, 64)
+            case "close":
+                m.node["close"], err = strconv.ParseInt(lf[1], 0, 64)
+            case "setattr":
+                m.node["setattr"], err = strconv.ParseInt(lf[1], 0, 64)
+            case "getattr":
+                m.node["getattr"], err = strconv.ParseInt(lf[1], 0, 64)
+            case "statfs":
+                m.node["statfs"], err = strconv.ParseInt(lf[1], 0, 64)
+            case "inode_permission":
+                m.node["inode_permission"], err = strconv.ParseInt(lf[1], 0, 64)
+		    }
+            
+		}
+	}
+}
+
+func (m *LustreCollector) Close() {
+    return
+}