Artificial delay for testing

config/config.go

@@ -19,6 +19,7 @@ type Config struct {
 	MaxFileSize  int64
 	RPS          int
 	SysRPS       int
+	Delay        time.Duration
 }
 
 func New() Config {
@@ -38,6 +39,7 @@ func New() Config {
 	as.Append(args.STRING, "drivertype", "database driver to use", "boltdb")
 	as.Append(args.BOOL, "auth", "check for authorized access", false)
 	as.Append(args.DURATION, "authlifetime", "duration auth is valid for", time.Hour)
+	as.Append(args.DURATION, "delay", "time to delay requests", time.Duration(0))
 	as.Append(args.INT, "max-file-size", "max file size for uploads in bytes", 50*(1<<20))
 	as.Append(args.INT, "rps", "rps per namespace", 5)
 	as.Append(args.INT, "sys-rps", "rps for the sys", 10)
@@ -56,6 +58,7 @@ func New() Config {
 		DriverType:   as.GetString("drivertype"),
 		Auth:         as.GetBool("auth"),
 		AuthLifetime: as.GetDuration("authlifetime"),
+		Delay:        as.GetDuration("delay"),
 		MaxFileSize:  int64(as.GetInt("max-file-size")),
 		RPS:          as.GetInt("rps"),
 		SysRPS:       as.GetInt("sys-rps"),