MaysWind
65 lines
1.0 KiB
Go
65 lines
1.0 KiB
Go
package utils
|
|
|
|
import (
|
|
"bytes"
|
|
"net"
|
|
|
|
"github.com/mayswind/lab/pkg/errs"
|
|
)
|
|
|
|
// GetLocalIPAddressesString returns all local ip address, every ip split by comma
|
|
func GetLocalIPAddressesString() (string, error) {
|
|
localAddrs, err := GetLocalIPAddresses()
|
|
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
if len(localAddrs) < 1 {
|
|
return "", errs.ErrGettingLocalAddress
|
|
}
|
|
|
|
buff := &bytes.Buffer{}
|
|
|
|
for i := 0; i < len(localAddrs); i++ {
|
|
if i > 0 {
|
|
buff.WriteString(",")
|
|
}
|
|
|
|
buff.WriteString(localAddrs[i].String())
|
|
}
|
|
|
|
return string(buff.Bytes()), nil
|
|
}
|
|
|
|
// GetLocalIPAddresses returns all local ip address object array
|
|
func GetLocalIPAddresses() ([]net.IP, error) {
|
|
addrs, err := net.InterfaceAddrs()
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var localAddrs []net.IP
|
|
|
|
for _, addr := range addrs {
|
|
if ipnet, ok := addr.(*net.IPNet); ok {
|
|
if ipnet.IP.IsLoopback() {
|
|
continue
|
|
}
|
|
|
|
if ipnet.IP.IsLinkLocalUnicast() {
|
|
continue
|
|
}
|
|
|
|
ip := ipnet.IP.To16()
|
|
|
|
if ip != nil {
|
|
localAddrs = append(localAddrs, ip)
|
|
}
|
|
}
|
|
}
|
|
|
|
return localAddrs, nil
|
|
}
|