Function NewAttacker

lib/attack.go:70–100

NewAttacker returns a new Attacker with default options which are overridden by the optionally provided opts.

(opts ...func(*Attacker))

// NewAttacker returns a new Attacker with default options which are overridden
// by the optionally provided opts.
func NewAttacker(opts ...func(*Attacker)) *Attacker {
	a := &Attacker{
		stopch:     make(chan struct{}),
		stopOnce:   sync.Once{},
		workers:    DefaultWorkers,
		maxWorkers: DefaultMaxWorkers,
		maxBody:    DefaultMaxBody,
	}

	a.dialer = &net.Dialer{
		LocalAddr: &net.TCPAddr{IP: DefaultLocalAddr.IP, Zone: DefaultLocalAddr.Zone},
		KeepAlive: 30 * time.Second,
	}

	a.client = http.Client{
		Timeout: DefaultTimeout,
		Transport: &http.Transport{
			Proxy:               http.ProxyFromEnvironment,
			DialContext:         a.dialer.DialContext,
			TLSClientConfig:     DefaultTLSConfig,
			MaxIdleConnsPerHost: DefaultConnections,
			MaxConnsPerHost:     DefaultMaxConnections,
		},
	}

	for _, opt := range opts {
		opt(a)
	}

	return a
}

// Workers returns a functional option which sets the initial number of workers
// an Attacker uses to hit its targets. More workers may be spawned dynamically