netutils

package module

v0.0.0-...-b504bbc Latest Latest Go to latest Published: Jan 23, 2024 License: MIT Imports: 13 Imported by: 0

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Repository

github.com/huntelaar112/netutils

README ¶

netutils

golang 's network utilities

Documentation ¶

Index ¶

Constants
func NetCheckConectionToServer(domain string, ifacenames ...string) error
func NetDiscoveryQueryServiceEntry(serviceName, domain string, timeout time.Duration, ifaceNames ...string) []*mdns.ServiceEntry
func NetGetInterfaceIpv4Addr(interfaceName string) (addr string, err error)
func NetIfaceHasIpv4(interfaceName string) bool
func NetInitDiscoveryServer(ipService interface{}, serviceport interface{}, id, serviceName string, ...) (s *mdns.Server, err error)
func NetIsOnlinePing(times, intervalsecs int, ifacenames ...string) bool
func NetIsOnlineTcp(times, intervalsecs int, ifacenames ...string) bool
func NetListAllRealIface() ([]string, error)
func Ping(addr, iface string, timeouts ...time.Duration) (*net.IPAddr, time.Duration, error)
func ResolverDomain(domain string, debugflag ...bool) (addrs []string, err error)
func ResolverDomain2Ip4(domain string, debugflag ...bool) (addr string, err error)
func ServerIsLive(domain string, ifacenames ...string) bool
type DiscoveryInfo

Constants ¶

View Source

const (
	IfaceIname int = iota
	IfaceMacddr
	IfaceCidr
	IfaceIp4
	IfaceIp6
	IfaceMask
)

View Source

const (
	// Stolen from https://godoc.org/golang.org/x/net/internal/iana,
	// can't import "internal" packages
	ProtocolICMP = 1
)

Variables ¶

This section is empty.

Functions ¶

func NetCheckConectionToServer ¶

func NetCheckConectionToServer(domain string, ifacenames ...string) error

Check connection to http/https server

return nil if cant connect to server through interface

func NetDiscoveryQueryServiceEntry ¶

func NetDiscoveryQueryServiceEntry(serviceName, domain string, timeout time.Duration, ifaceNames ...string) []*mdns.ServiceEntry

func NetGetInterfaceIpv4Addr ¶

func NetGetInterfaceIpv4Addr(interfaceName string) (addr string, err error)

Get first finded IPv4 address of Linux network interface.

func NetIfaceHasIpv4 ¶

func NetIfaceHasIpv4(interfaceName string) bool

Check if Network Interface has any IPv4 address.

func NetInitDiscoveryServer ¶

func NetInitDiscoveryServer(ipService interface{}, serviceport interface{}, id, serviceName string, info interface{}, ifaceName ...interface{}) (s *mdns.Server, err error)

id is instance in mdns

func NetIsOnlinePing ¶

func NetIsOnlinePing(times, intervalsecs int, ifacenames ...string) bool

Check if host machine have internet (check by ping(imcp) to dns servers)

func NetIsOnlineTcp ¶

func NetIsOnlineTcp(times, intervalsecs int, ifacenames ...string) bool

Check if host machine have internet (check http connection to DNS server )

func NetListAllRealIface ¶

func NetListAllRealIface() ([]string, error)

list all real network iface, include ethernet, wlan, docker network

func Ping ¶

func Ping(addr, iface string, timeouts ...time.Duration) (*net.IPAddr, time.Duration, error)

func ResolverDomain ¶

func ResolverDomain(domain string, debugflag ...bool) (addrs []string, err error)

Convert Domain to IP

func ResolverDomain2Ip4 ¶

func ResolverDomain2Ip4(domain string, debugflag ...bool) (addr string, err error)

func ServerIsLive ¶

func ServerIsLive(domain string, ifacenames ...string) bool

Check if server is alive, timeout check is 666ms

Types ¶

type DiscoveryInfo ¶

type DiscoveryInfo struct {
	Name string
	Host string
	Ip4  string
	Port int
	Info []string
}

Source Files ¶

View all Source files

netutils.go

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