country_ip

package module
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Published: Jun 29, 2021 License: Apache-2.0 Imports: 16 Imported by: 0

README

country-ip

判断 IP 地址是否属于某个国家

Documentation

Index

Constants

This section is empty.

Variables

View Source
var (
	// CN represents China
	CN = NewCountry("CN")

	// ErrCountryNotFound determins the given country dose not exit in list
	// https://ftp.apnic.net/apnic/stats/apnic/delegated-apnic-latest
	ErrCountryNotFound = errors.New("country not found")
)
View Source
var LAN = country("LAN")

LAN represents CIDR of LANs

Functions

func Asset

func Asset(name string) ([]byte, error)

Asset loads and returns the asset for the given name. It returns an error if the asset could not be found or could not be loaded.

func AssetDir

func AssetDir(name string) ([]string, error)

AssetDir returns the file names below a certain directory embedded in the file by go-bindata. For example if you run go-bindata on data/... and data contains the following hierarchy:

data/
  foo.txt
  img/
    a.png
    b.png

then AssetDir("data") would return []string{"foo.txt", "img"} AssetDir("data/img") would return []string{"a.png", "b.png"} AssetDir("foo.txt") and AssetDir("notexist") would return an error AssetDir("") will return []string{"data"}.

func AssetInfo

func AssetInfo(name string) (os.FileInfo, error)

AssetInfo loads and returns the asset info for the given name. It returns an error if the asset could not be found or could not be loaded.

func AssetNames

func AssetNames() []string

AssetNames returns the names of the assets.

func List

func List() []string

List returns countries names

func MustAsset

func MustAsset(name string) []byte

MustAsset is like Asset but panics when Asset would return an error. It simplifies safe initialization of global variables.

func RestoreAsset

func RestoreAsset(dir, name string) error

RestoreAsset restores an asset under the given directory

func RestoreAssets

func RestoreAssets(dir, name string) error

RestoreAssets restores an asset under the given directory recursively

Types

type Country

type Country interface {
	// Has checks if country's CIDR contains given ip
	Has(string) (bool, error)

	// String returns country's name
	String() string
}

func NewCountry

func NewCountry(c string) Country

type IP

type IP string

func (IP) From

func (ip IP) From(c string) (bool, error)

From determins if the IP is in given country's CIDR

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