hostinfo

package

v1.2.0 Latest Latest Go to latest Published: Oct 24, 2023 License: MIT Imports: 12 Imported by: 0

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Repository

github.com/RedTeamPentesting/pretender

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Documentation ¶

Overview ¶

Package hostinfo can be used to correlate IPs, MACs and hostnames using caches DNS lookups and ARP information.

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Cache ¶

type Cache struct {
	DNSTimeout time.Duration

	sync.Mutex
	// contains filtered or unexported fields
}

Cache caches information such as IPv4 addresses, MAC vendors and hostnames.

func NewCache ¶

func NewCache() *Cache

NewCache returns a new HostInfoCache and parses the embedded MAC vendors file.

func (*Cache) AddHostnamesForIP ¶

func (c *Cache) AddHostnamesForIP(ip net.IP, hostnames []string)

AddHostnamesForIP registers a set of hostnames for a given IP that were obtained externally. Hostnames are only added if they are not already present.

func (*Cache) HostInfos ¶

func (c *Cache) HostInfos(ip net.IP) []string

HostInfos returns the string representations of all available infos for the host.

func (*Cache) Hostnames ¶

func (c *Cache) Hostnames(ip net.IP) []string

Hostnames returns all known hostnames associated with the given IP.

func (*Cache) SaveMACFromIP ¶

func (c *Cache) SaveMACFromIP(ip net.IP, fallback net.HardwareAddr)

SaveMACFromIP saves the MAC address extracted from the IP together with the IP in the cache. If the IP did not contain an EUI-64 encoded MAC address a MAC address with the first three bytes of the provided fallback address is saved in order to be able to identify the vendor.

Source Files ¶

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