Added a simple program for testing the statsd

tester/main.go

+package main
+
+import (
+	"bufio"
+	"flag"
+	"fmt"
+	"github.com/kisielk/gostatsd/statsd"
+	"io"
+	"math/rand"
+	"net"
+	"os"
+	"time"
+)
+
+var (
+	statsdAddr string
+)
+
+const (
+	defaultStatsdAddr = ":8125"
+)
+
+type MetricDef struct {
+	Bucket   string
+	Type     statsd.MetricType
+	MinVal   float64
+	MaxVal   float64
+	MinDelay time.Duration
+	MaxDelay time.Duration
+}
+
+func init() {
+	flag.StringVar(&statsdAddr, "s", defaultStatsdAddr, "address of statsd server")
+}
+
+func main() {
+	flag.Parse()
+
+	c := make(chan string)
+	done := make(chan bool)
+	go func() {
+		conn, err := net.Dial("udp", statsdAddr)
+		if err != nil {
+			panic(err)
+		}
+		for l := range c {
+			_, err = fmt.Fprintln(conn, l)
+			if err != nil {
+				fmt.Println("error sending:", err)
+				break
+			}
+		}
+		done <- true
+	}()
+
+	var err error
+	stdin := bufio.NewReaderSize(os.Stdin, 256)
+	for {
+		var line []byte
+		line, _, err = stdin.ReadLine()
+		if err != nil {
+			break
+		}
+
+		var bucket string
+		fmt.Sscanf(string(line), "%s", &bucket)
+		go func() {
+			for {
+				time.Sleep(time.Second * time.Duration(rand.Intn(10)))
+				c <- fmt.Sprintf("%s:1|c", bucket)
+			}
+		}()
+	}
+	if err != io.EOF {
+		panic(err)
+	}
+
+	<-done
+}

tester/test_metrics

+gostatsd.abcd
+gostatsd.defg
+gostatsd.asdasd
+gostatsd.asdsd
+gostatsd.asdee1