insomniacslkdhcp这个开源库可以通过客户端网卡名和网卡mac地址获取到服务器端的ipv4地址和ipv6地址吗如何实现可以用golang写个示例吗
是的,insomniacslk/dhcp开源库可以通过客户端网卡名和网卡mac地址获取到服务器端的ipv4地址和ipv6地址。
以下是一个使用golang实现的示例代码:
package main
import (
"fmt"
"net"
"time"
"github.com/insomniacslk/dhcp/dhcpv4"
"github.com/insomniacslk/dhcp/dhcpv6"
"github.com/insomniacslk/dhcp/dhcpv6/dhcpv6opts"
)
func main() {
ifaceName := "eth0" // 客户端网卡名
macAddr, _ := net.ParseMAC("00:11:22:33:44:55") // 客户端网卡mac地址
// 创建IPv4客户端
client4 := &dhcpv4.Client{
IfName: ifaceName,
HWAddr: macAddr,
}
// 创建IPv6客户端
client6 := &dhcpv6.Client{
IfName: ifaceName,
HWAddr: macAddr,
}
// 发送IPv4 DHCP Discover消息
discover4, err := client4.SendDiscover()
if err != nil {
fmt.Printf("Error sending DHCPv4 discover: %v\n", err)
return
}
// 等待IPv4 DHCP Offer消息
offer4, err := client4.WaitForOffer(discover4, 5*time.Second)
if err != nil {
fmt.Printf("Error waiting for DHCPv4 offer: %v\n", err)
return
}
// 解析IPv4 DHCP Offer消息,获取IPv4地址
ipAddr4 := offer4.YourIPAddr.String()
fmt.Printf("IPv4 address: %s\n", ipAddr4)
// 发送IPv6 DHCP Solicit消息
solicit6, err := client6.SendSolicit()
if err != nil {
fmt.Printf("Error sending DHCPv6 solicit: %v\n", err)
return
}
// 等待IPv6 DHCP Advertise消息
advertise6, err := client6.WaitForAdvertise(solicit6, 5*time.Second)
if err != nil {
fmt.Printf("Error waiting for DHCPv6 advertise: %v\n", err)
return
}
// 解析IPv6 DHCP Advertise消息,获取IPv6地址
ipAddr6 := advertise6.Options.OneIANA().Options.OneAddr().IP.String()
fmt.Printf("IPv6 address: %s\n", ipAddr6)
}
这个示例代码会通过客户端网卡名和网卡mac地址发送IPv4 DHCP Discover消息和IPv6 DHCP Solicit消息,等待服务器端回复IPv4 DHCP Offer消息和IPv6 DHCP Advertise消息,然后解析这些消息,获取IPv4地址和IPv6地址
原文地址: http://www.cveoy.top/t/topic/gfMa 著作权归作者所有。请勿转载和采集!