tracer

Documentation

Index

• type PerformOption
  • func WithFirstTTL(firstTTL int) PerformOption
  • func WithInterface(iface string) PerformOption
  • func WithMaxTTL(maxTTL int) PerformOption
  • func WithNetwork(network string) PerformOption
  • func WithPacketSize(packetSize int) PerformOption
  • func WithQueries(queries int) PerformOption
  • func WithTOS(tos int) PerformOption
  • func WithTimeout(timeout time.Duration) PerformOption
• type Tracer
  • func NewIPTracer(preferIPv6 bool) Tracer
• type TracerouteHop
• type TracerouteResult
  • func Traceroute(target *net.IPAddr, recvCh chan<- *TracerouteHop, option ...PerformOption) (result TracerouteResult, err error)

Types

type PerformOption

type PerformOption func(options *performOptions)

func WithFirstTTL

func WithFirstTTL(firstTTL int) PerformOption

func WithInterface

func WithInterface(iface string) PerformOption

func WithMaxTTL

func WithMaxTTL(maxTTL int) PerformOption

func WithNetwork

func WithNetwork(network string) PerformOption

func WithPacketSize

func WithPacketSize(packetSize int) PerformOption

func WithQueries

func WithQueries(queries int) PerformOption

func WithTOS

func WithTOS(tos int) PerformOption

func WithTimeout

func WithTimeout(timeout time.Duration) PerformOption

type Tracer

type Tracer interface {
	ListenConn(options *performOptions) (net.PacketConn, error)
	SendConn(options *performOptions) (net.PacketConn, error)
	SetTTLAndTOS(ttl, tos int)
	EchoPacket(id, seq uint16, packetSize int) ([]byte, error)
	CheckEchoReply(byte []byte, id, seq uint16) bool
}

func NewIPTracer

func NewIPTracer(preferIPv6 bool) Tracer

type TracerouteHop

type TracerouteHop struct {
	Success     bool
	From        net.Addr
	N, TTL      int
	ElapsedTime time.Duration
}

type TracerouteResult

type TracerouteResult struct {
	// contains filtered or unexported fields
}

func Traceroute

func Traceroute(target *net.IPAddr, recvCh chan<- *TracerouteHop, option ...PerformOption) (result TracerouteResult, err error)