dogstatsd sample code

main.go

package main

import (
        "fmt"
        "log"
        "math/rand"
        "time"

        "github.com/DataDog/datadog-go/statsd"
        "go.uber.org/zap"
)

func main() {
        // logger
        logger, err := zap.NewProduction()
        if err != nil {
                log.Fatalf("can't initialize zap logger: %v", err)
        }
        defer logger.Sync()

        // make statsd (dogstatsd) client
        c, err := statsd.New("<node grobal ip>:<nodePort>")
        if err != nil {
                logger.Fatal(err.Error())
        }

        // set namespace, using datadog web ui
        c.Namespace = "random_test."

        for {
                r := rand.Float64()  // generate random value
                fmt.Println(r)
                err = c.Gauge("rand", r, nil, 1)  // send to dogstatsd. can use many data types (https://docs.datadoghq.com/developers/dogstatsd/data_types/)
                if err != nil {
                        logger.Warn("", zap.Error(err))
                }
          
                time.Sleep(5 * time.Second)
        }
}