mtu

package

v1.7.4 Latest Latest Go to latest Published: Sep 6, 2026 License: GPL-3.0 Imports: 16 Imported by: 0

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Valid go.mod file
Redistributable license
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Stable version
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Repository

github.com/nxtrace/NTrace-core

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Documentation ¶

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Index ¶

Variables
type Config
type Event
type Hop
type Result
- func Run(ctx context.Context, cfg Config) (*Result, error)
- func RunStream(ctx context.Context, cfg Config, sink StreamSink) (*Result, error)
type StreamEvent
type StreamEventKind
type StreamSink

Constants ¶

This section is empty.

Variables ¶

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var ErrWinDivertUnavailable = errors.New("windivert capture unavailable")

Functions ¶

This section is empty.

Types ¶

type Config ¶

type Config struct {
	Target         string
	DstIP          net.IP
	SrcIP          net.IP
	SourceDevice   string
	SrcPort        int
	DstPort        int
	BeginHop       int
	MaxHops        int
	Queries        int
	Timeout        time.Duration
	TTLInterval    time.Duration
	RDNS           bool
	AlwaysWaitRDNS bool
	IPGeoSource    ipgeo.Source
	Lang           string
	DN42           bool
}

type Event ¶

type Event string

const (
	EventTimeExceeded Event = "time_exceeded"
	EventPacketTooBig Event = "packet_too_big"
	EventFragNeeded   Event = "frag_needed"
	EventDestination  Event = "destination"
	EventTimeout      Event = "timeout"
)

type Hop ¶

type Hop struct {
	TTL      int              `json:"ttl"`
	Event    Event            `json:"event"`
	IP       string           `json:"ip,omitempty"`
	Hostname string           `json:"hostname,omitempty"`
	RTTMs    float64          `json:"rtt_ms,omitempty"`
	PMTU     int              `json:"pmtu,omitempty"`
	Geo      *ipgeo.IPGeoData `json:"geo,omitempty"`
}

type Result ¶

type Result struct {
	Target     string `json:"target"`
	ResolvedIP string `json:"resolved_ip"`
	Protocol   string `json:"protocol"`
	IPVersion  int    `json:"ip_version"`
	StartMTU   int    `json:"start_mtu"`
	ProbeSize  int    `json:"probe_size"`
	PathMTU    int    `json:"path_mtu"`
	Hops       []Hop  `json:"hops"`
}

func Run ¶

func Run(ctx context.Context, cfg Config) (*Result, error)

func RunStream ¶

func RunStream(ctx context.Context, cfg Config, sink StreamSink) (*Result, error)

type StreamEvent ¶

type StreamEvent struct {
	Kind       StreamEventKind `json:"kind"`
	TTL        int             `json:"ttl,omitempty"`
	Hop        Hop             `json:"hop,omitempty"`
	Target     string          `json:"target"`
	ResolvedIP string          `json:"resolved_ip"`
	Protocol   string          `json:"protocol"`
	IPVersion  int             `json:"ip_version"`
	StartMTU   int             `json:"start_mtu"`
	ProbeSize  int             `json:"probe_size"`
	PathMTU    int             `json:"path_mtu"`
}

type StreamEventKind ¶

type StreamEventKind string

const (
	StreamEventTTLStart  StreamEventKind = "ttl_start"
	StreamEventTTLUpdate StreamEventKind = "ttl_update"
	StreamEventTTLFinal  StreamEventKind = "ttl_final"
	StreamEventDone      StreamEventKind = "done"
)

type StreamSink ¶

type StreamSink func(StreamEvent)

Source Files ¶

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