foo.go

package main

import (
  "log"
	"flag"
	"time"
	"net"
	"fmt"
	"bufio"
)

var (
	ns *string = flag.String("ns", "namespace", "namespace")
)

func main() {
	name := "name"
	var count uint64
	count = 3
	t := time.Now().Unix()

	conn, err := net.Dial("tcp", "metrics.prod.ec2.oib.com:2003")
	if err != nil {
		log.Printf("Connection error: %v", err)
		return
	}

	defer conn.Close()

	writer := bufio.NewWriter(conn)

	log.Printf("%s.%s %d %d", *ns, name, count, t)
	bytes, err := fmt.Fprintf(writer, "%s.%s %d %d", *ns, name, count, t)

	writer.Flush()

	if err != nil {
		log.Printf("Printing error after %v bytes: %v", bytes, err)
	} else {
		log.Printf("Done.")
	}
}

foo.out

ubuntu@imap-proxy-i-8e5448f3:~$ ./foo
2012/12/12 19:12:50 namespace.name 3 1355339570
2012/12/12 19:12:50 Done. # no metric
ubuntu@imap-proxy-i-8e5448f3:~$ echo "namespace.name 3 1355339570" | nc metrics.prod.ec2.oib.com 2003 # metric