xip

README

GoKit - xip

IP kits for Golang development.

Installation

go get -u github.com/likexian/gokit

Importing

import (
    "github.com/likexian/gokit/xip"
)

Documentation

Visit the docs on GoDoc

Example

Check string is a valid ip

ok := xip.IsIP("1.1.1.1")
fmt.Println("1.1.1.1 is a ip:", ok)

IPv4 ip2long

i, err := IPv4ToLong("1.1.1.1")
if err == nil {
    fmt.Println("1.1.1.1 ip2long is:", i)
}

IPv4 long2ip

ip := LongToIPv4(16843009)
fmt.Println("16843009 long2ip is:", ip)

LICENSE

Copyright 2012-2019 Li Kexian

Licensed under the Apache License 2.0

About

• Li Kexian

DONATE

• Help me make perfect

Documentation

Index

• Variables
• func Author() string
• func FixSubnet(ip string) (string, error)
• func GetEthIPv4() (ips []string, err error)
• func GetEthIPv4ByInterface(name string) (ips []string, err error)
• func GetEthIPv6() (ips []string, err error)
• func GetEthIPv6ByInterface(name string) (ips []string, err error)
• func HexToUint32(s string) (uint32, error)
• func IPv4ToLong(ip string) (uint32, error)
• func IsContains(cidr, ip string) bool
• func IsIP(ip string) bool
• func IsIPv4(ip string) bool
• func IsIPv6(ip string) bool
• func IsPrivate(ip string) bool
• func License() string
• func LongToIPv4(ip uint32) string
• func Uint32ToHex(i uint32) string
• func Version() string

Variables

var ErrInvalidHex = errors.New("xip: not valid hex string")

ErrInvalidHex hex string is invalid

var ErrInvalidIP = errors.New("xip: not valid ip string")

ErrInvalidIP ip value is invalid

var ErrInvalidMask = errors.New("xip: not valid ip mask")

ErrInvalidMask ip mask value is invalid

var PrivateIPs = []string{
	"10.0.0.0/8",
	"172.16.0.0/12",
	"192.168.0.0/16",
	"100.64.0.0/10",
	"fc00::/7",
}

PrivateIPs is private ip

Functions

func Author

func Author() string

Author returns package author

func FixSubnet

func FixSubnet(ip string) (string, error)

FixSubnet fix ip with a subnet mask, for example: 1.2.3.4/24, 2001:700:300::/48

func GetEthIPv4

func GetEthIPv4() (ips []string, err error)

GetEthIPv4 returns all interface ipv4 without loopback

func GetEthIPv4ByInterface

func GetEthIPv4ByInterface(name string) (ips []string, err error)

GetEthIPv4ByInterface returns interface ipv4 by name

func GetEthIPv6

func GetEthIPv6() (ips []string, err error)

GetEthIPv6 returns all interface ipv6 without loopback

func GetEthIPv6ByInterface

func GetEthIPv6ByInterface(name string) (ips []string, err error)

GetEthIPv6ByInterface returns interface ipv6 by name

func HexToUint32

func HexToUint32(s string) (uint32, error)

HexToUint32 returns uint32 from hex string

func IPv4ToLong

func IPv4ToLong(ip string) (uint32, error)

IPv4ToLong returns uint32 of ip, -1 for error

func IsContains

func IsContains(cidr, ip string) bool

IsContains returns if ip is in cidr

func IsIP

func IsIP(ip string) bool

IsIP returns if string is a ip

func IsIPv4

func IsIPv4(ip string) bool

IsIPv4 returns if string is a ipv4

func IsIPv6

func IsIPv6(ip string) bool

IsIPv6 returns if string is a ipv6

func IsPrivate

func IsPrivate(ip string) bool

IsPrivate return ip is private

func License

func License() string

License returns package license

func LongToIPv4

func LongToIPv4(ip uint32) string

LongToIPv4 returns string from uint32 of ip

func Uint32ToHex

func Uint32ToHex(i uint32) string

Uint32ToHex returns hex from uint32

func Version

func Version() string

Version returns package version