优化代码

internal/utils/ip_utils.go

@@ -0,0 +1,19 @@
+package utils
+
+import (
+	"encoding/binary"
+	"net"
+)
+
+// 将IP转换为整型
+func IP2Long(ip string) uint32 {
+	s := net.ParseIP(ip)
+	if s == nil {
+		return 0
+	}
+
+	if len(s) == 16 {
+		return binary.BigEndian.Uint32(s[12:16])
+	}
+	return binary.BigEndian.Uint32(s)
+}