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feat: 使用netsh指令设置arp

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This commit is contained in:
alivender
2025-07-18 14:37:25 +08:00
parent 35bad4027d
commit ba79a2093b
5 changed files with 179 additions and 66 deletions
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54
server/src/Controllers/DataController.cs
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@@ -1,4 +1,5 @@
using System.IdentityModel.Tokens.Jwt;
using System.Net;
using System.Security.Claims;
using System.Text;
using Microsoft.AspNetCore.Authorization;
@@ -16,6 +17,8 @@ namespace server.Controllers;
public class DataController : ControllerBase
{
private static NLog.Logger logger = NLog.LogManager.GetCurrentClassLogger();
// 固定的实验板IP,端口,MAC地址
private const string BOARD_IP = "169.254.109.0";
/// <summary>
/// [TODO:description]
@@ -48,6 +51,53 @@ public class DataController : ControllerBase
public DateTime? BoardExpireTime { get; set; }
}
/// <summary>
/// 获取本机IP地址（优先选择与实验板同网段的IP）
/// </summary>
/// <returns>本机IP地址</returns>
private IPAddress GetLocalIPAddress()
{
try
{
var boardIpSegments = BOARD_IP.Split('.').Take(3).ToArray();
// 优先选择与实验板IP前三段相同的IP
var sameSegmentIP = System.Net.NetworkInformation.NetworkInterface
.GetAllNetworkInterfaces()
.Where(nic => nic.OperationalStatus == System.Net.NetworkInformation.OperationalStatus.Up
&& nic.NetworkInterfaceType != System.Net.NetworkInformation.NetworkInterfaceType.Loopback)
.SelectMany(nic => nic.GetIPProperties().UnicastAddresses)
.Where(addr => addr.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
.Select(addr => addr.Address)
.FirstOrDefault(addr =>
{
var segments = addr.ToString().Split('.');
return segments.Length == 4 &&
segments[0] == boardIpSegments[0] &&
segments[1] == boardIpSegments[1] &&
segments[2] == boardIpSegments[2];
});
if (sameSegmentIP != null)
return sameSegmentIP;
// 如果没有找到同网段的IP，返回第一个可用的IP
return System.Net.NetworkInformation.NetworkInterface
.GetAllNetworkInterfaces()
.Where(nic => nic.OperationalStatus == System.Net.NetworkInformation.OperationalStatus.Up
&& nic.NetworkInterfaceType != System.Net.NetworkInformation.NetworkInterfaceType.Loopback)
.SelectMany(nic => nic.GetIPProperties().UnicastAddresses)
.Where(addr => addr.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
.Select(addr => addr.Address)
.FirstOrDefault() ?? IPAddress.Loopback;
}
catch (Exception ex)
{
logger.Error(ex, "获取本机IP地址失败");
return IPAddress.Loopback;
}
}
/// <summary>
/// 用户登录，获取 JWT 令牌
/// </summary>
@@ -228,7 +278,7 @@ public class DataController : ControllerBase
return NotFound("没有可用的实验板");
var boardInfo = boardOpt.Value;
if (!(await Arp.CheckOrAddAsync(boardInfo.IpAddr, boardInfo.MacAddr)))
if (!(await Arp.CheckOrAddAsync(boardInfo.IpAddr, boardInfo.MacAddr, GetLocalIPAddress().ToString())))
{
logger.Error($"无法配置ARP，实验板可能会无法连接");
}
@@ -296,7 +346,7 @@ public class DataController : ControllerBase
return NotFound("未找到对应的实验板");
var boardInfo = ret.Value.Value;
if (!(await Arp.CheckOrAddAsync(boardInfo.IpAddr, boardInfo.MacAddr)))
if (!(await Arp.CheckOrAddAsync(boardInfo.IpAddr, boardInfo.MacAddr, GetLocalIPAddress().ToString())))
{
logger.Error($"无法配置ARP，实验板可能会无法连接");
}