Request rate stats and performance tuning

main.go

@@ -60,7 +60,7 @@ func main() {
 	flag.StringVar(&opts.matcherWords, "mw", "", "Match amount of words in response")
 	flag.StringVar(&conf.Method, "X", "GET", "HTTP method to use.")
 	flag.BoolVar(&conf.Quiet, "s", false, "Do not print additional information (silent mode)")
-	flag.IntVar(&conf.Threads, "t", 20, "Number of concurrent threads.")
+	flag.IntVar(&conf.Threads, "t", 40, "Number of concurrent threads.")
 	flag.Parse()
 	if err := prepareConfig(&opts, &conf); err != nil {
 		fmt.Fprintf(os.Stderr, "Encountered error(s): %s\n", err)

pkg/ffuf/job.go

@@ -75,13 +75,20 @@ func (j *Job) updateProgress() {
 		// Do not print progress status in silent mode
 		return
 	}
+	runningSecs := int((time.Now().Sub(j.startTime)) / time.Second)
+	var reqRate int
+	if runningSecs > 0 {
+		reqRate = int(j.Counter / runningSecs)
+	} else {
+		reqRate = 0
+	}
 	dur := time.Now().Sub(j.startTime)
 	hours := dur / time.Hour
 	dur -= hours * time.Hour
 	mins := dur / time.Minute
 	dur -= mins * time.Minute
 	secs := dur / time.Second
-	progString := fmt.Sprintf(":: Progress: [%d/%d] :: Duration: [%d:%02d:%02d] ::", j.Counter, j.Total, hours, mins, secs)
+	progString := fmt.Sprintf(":: Progress: [%d/%d] :: %d req/sec :: Duration: [%d:%02d:%02d] ::", j.Counter, j.Total, int(reqRate), hours, mins, secs)
 	j.Output.Error(progString)
 }
 

pkg/runner/simple.go

@@ -27,10 +27,11 @@ func NewSimpleRunner(conf *ffuf.Config) ffuf.RunnerProvider {
 	simplerunner.config = conf
 
 	simplerunner.client = &http.Client{
-
 		CheckRedirect: func(req *http.Request, via []*http.Request) error { return http.ErrUseLastResponse },
 		Timeout:       time.Duration(10 * time.Second),
 		Transport: &http.Transport{
+			MaxIdleConns:        100,
+			MaxIdleConnsPerHost: 100,
 			TLSClientConfig: &tls.Config{
 				InsecureSkipVerify: conf.TLSSkipVerify,
 			},