2021-01-18 12:35:39 +08:00
|
|
|
package utils
|
|
|
|
|
|
|
|
|
|
import (
|
|
|
|
|
"encoding/binary"
|
2021-02-02 15:26:00 +08:00
|
|
|
"github.com/cespare/xxhash"
|
|
|
|
|
"math"
|
2021-01-18 12:35:39 +08:00
|
|
|
"net"
|
2021-02-02 15:26:00 +08:00
|
|
|
"strings"
|
2021-01-18 12:35:39 +08:00
|
|
|
)
|
|
|
|
|
|
|
|
|
|
// 将IP转换为整型
|
2021-02-02 15:26:00 +08:00
|
|
|
// 注意IPv6没有顺序
|
|
|
|
|
func IP2Long(ip string) uint64 {
|
2021-01-18 12:35:39 +08:00
|
|
|
s := net.ParseIP(ip)
|
|
|
|
|
if s == nil {
|
|
|
|
|
return 0
|
|
|
|
|
}
|
|
|
|
|
|
2021-02-02 15:26:00 +08:00
|
|
|
if strings.Contains(ip, ":") {
|
|
|
|
|
return math.MaxUint32 + xxhash.Sum64String(ip)
|
2021-01-18 12:35:39 +08:00
|
|
|
}
|
2021-02-02 15:26:00 +08:00
|
|
|
return uint64(binary.BigEndian.Uint32(s.To4()))
|
2021-01-18 12:35:39 +08:00
|
|
|
}
|
