ot

package

v1.1.0 Latest Latest Go to latest Published: Jun 17, 2026 License: MIT Imports: 9 Imported by: 0

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Valid go.mod file
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Repository

github.com/siemens/GoScans

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Documentation ¶

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Overview ¶

Package ot implements operational technology protocol scanners including PROFINET, EtherCAT, and mDNS.

Index ¶

type Host
type Scanner
- func NewScanner(logger utils.Logger, nwInterface string) (*Scanner, error)
- func (s *Scanner) Run() []Host

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Host ¶

type Host struct {
	MacAddress string
	Ip         string
	DnsName    string
	OsGuess    string
}

Host represents a host discovered via L2/OT protocols.

func ListenLldp ¶

func ListenLldp(logger utils.Logger, iface string) ([]Host, error)

ListenLldp passively listens for LLDP frames on the given interface.

func ScanEthercat ¶

func ScanEthercat(logger utils.Logger, iface string) ([]Host, error)

ScanEthercat sends an EtherCAT broadcast read and collects responding slaves.

func ScanMdnsSsdp ¶

func ScanMdnsSsdp(logger utils.Logger, iface string) ([]Host, error)

ScanMdnsSsdp queries mDNS and SSDP multicast groups to discover devices on the given interface.

func ScanNdp ¶

func ScanNdp(logger utils.Logger, iface string) ([]Host, error)

ScanNdp sends an ICMPv6 Neighbor Solicitation to ff02::1 and collects Neighbor Advertisements.

func ScanProfinetDcp ¶

func ScanProfinetDcp(logger utils.Logger, iface string) ([]Host, error)

ScanProfinetDcp sends a PROFINET DCP Identify multicast and collects responses.

type Scanner ¶

type Scanner struct {
	NetworkInterface string // The network interface to run the OT scans on, e.g. "eth0"
	// contains filtered or unexported fields
}

Scanner defines the settings required by the OT discovery scan.

func NewScanner ¶

func NewScanner(logger utils.Logger, nwInterface string) (*Scanner, error)

NewScanner creates an OT discovery scanner for the given network interface. Returns an error if the interface name is empty or cannot be found on the host.

func (*Scanner) Run ¶

func (s *Scanner) Run() []Host

Run runs all L2 OT discovery methods and collects results.

Source Files ¶

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