if err != nil {
		b.Fatal(err)
	}
	defer os.RemoveAll(fsDir)
	if err = newTestConfig(globalMinioDefaultRegion, obj); err != nil {
		b.Fatal(err)
	}

	creds := globalActiveCred
	token, err := authenticateNode(creds.AccessKey, creds.SecretKey)
	if err != nil {
		b.Fatal(err)
	}

	b.ResetTimer()
	b.ReportAllocs()
	b.RunParallel(func(pb *testing.PB) {
		for pb.Next() {

	errNoAuthToken        = errors.New("JWT token missing")
	errSkewedAuthTime     = errors.New("Skewed authentication date/time")
	errMalformedAuth      = errors.New("Malformed authentication input")
)

func authenticateNode(accessKey, secretKey string) (string, error) {
	claims := xjwt.NewStandardClaims()
	claims.SetExpiry(UTCNow().Add(defaultInterNodeJWTExpiry))
	claims.SetAccessKey(accessKey)

	globalIsTesting = true

	globalIsCICD = globalIsTesting

	globalActiveCred = auth.Credentials{
		AccessKey: auth.DefaultAccessKey,
		SecretKey: auth.DefaultSecretKey,
	}

	globalNodeAuthToken, _ = authenticateNode(auth.DefaultAccessKey, auth.DefaultSecretKey)

	// disable ENVs which interfere with tests.
	for _, env := range []string{
		crypto.EnvKMSAutoEncryption,
		config.EnvAccessKey,
		config.EnvSecretKey,