tracert

README

tracert

一个特别定制的traceroute库，通过UDP协议实现路径探测.

Documentation

Index

• Variables
• type Config
• type TraceRoute
  • func New(localIP, remoteIP string, localPort, remotePort int, data []byte, ...) *TraceRoute
  • func (tr *TraceRoute) Trace(ctx context.Context) ([]*TracertHop, error)
• type TraceRouteResult
  • func MTrace(localIP, remoteIP string, localPorts, remotePorts []int) *TraceRouteResult
• type TracertHop

Variables

var DefaultConfig = Config{
	MaxTTL:   30,
	Timeout:  3 * time.Second,
	Parallel: 1,
	Delay:    time.Second,
}

Types

type Config

type Config struct {
	MaxTTL   int
	TOS      int
	Timeout  time.Duration
	Parallel int
	Delay    time.Duration
}

type TraceRoute

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

func New

func New(localIP, remoteIP string, localPort, remotePort int, data []byte, config *Config) *TraceRoute

func (*TraceRoute) Trace

func (tr *TraceRoute) Trace(ctx context.Context) ([]*TracertHop, error)

type TraceRouteResult

type TraceRouteResult struct {
	LastSuccessRouters map[string]int      `json:"last_success_routers,omitempty"` // last success router ip => count of failed ip pairs
	FailedPair         map[string][]string `json:"failed_pair,omitempty"`          // last success router ip => failed ip pairs
	Failed             int                 `json:"failed,omitempty"`
	Success            int                 `json:"success,omitempty"`
}

func MTrace

func MTrace(localIP, remoteIP string, localPorts, remotePorts []int) *TraceRouteResult

type TracertHop

type TracertHop struct {
	Success bool
	Address string
	TTL     int
	RTT     time.Duration
}