add forgotten file for pickle

routing/metric.go

@@ -0,0 +1,31 @@
+package routing
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+)
+
+type Datapoint struct {
+	Name string
+	Val  float64
+	Time uint32
+}
+
+func parseDataPoint(buf []byte) (*Datapoint, error) {
+	str := strings.TrimSpace(string(buf))
+	elements := strings.Fields(str)
+	if len(elements) != 3 {
+		return nil, fmt.Errorf("'%s' doesn't have three fields", str)
+	}
+	name := elements[0]
+	val, err := strconv.ParseFloat(elements[1], 64)
+	if err != nil {
+		return nil, err
+	}
+	timestamp, err := strconv.ParseUint(elements[2], 10, 32)
+	if err != nil {
+		return nil, err
+	}
+	return &Datapoint{name, val, uint32(timestamp)}, nil
+}