lvfengfree
5382685f21
- 修复已登录用户访问 /remote/:token 路由被重定向到首页的问题
- 路由守卫优先检查静态路由，静态路由直接放行不走权限验证
- 后端生成的 accessUrl 使用 Hash 路由格式 (/#/remote/{token})
- 前端 remote-desktop-modal 中修正链接格式为 Hash 路由
- 新增远程桌面访问页面 /views/remote/index.vue
332 lines
12 KiB
C#
332 lines
12 KiB
C#
using AmtScanner.Api.Data;
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using AmtScanner.Api.Models;
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using AmtScanner.Api.Services;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.EntityFrameworkCore;
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using System.Security.Cryptography;
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namespace AmtScanner.Api.Controllers;
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[ApiController]
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[Route("api/[controller]")]
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public class RemoteDesktopController : ControllerBase
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{
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private readonly IGuacamoleService _guacamoleService;
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private readonly AppDbContext _context;
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private readonly ILogger<RemoteDesktopController> _logger;
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public RemoteDesktopController(
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IGuacamoleService guacamoleService,
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AppDbContext context,
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ILogger<RemoteDesktopController> logger)
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{
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_guacamoleService = guacamoleService;
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_context = context;
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_logger = logger;
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}
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/// <summary>
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/// 生成远程访问 Token（管理员使用）
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/// </summary>
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[HttpPost("generate-token/{deviceId}")]
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public async Task<ActionResult<ApiResponse<GenerateTokenResponse>>> GenerateToken(
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long deviceId,
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[FromBody] GenerateTokenRequest request)
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{
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var device = await _context.AmtDevices.FindAsync(deviceId);
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if (device == null)
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return Ok(ApiResponse<GenerateTokenResponse>.Fail(404, "设备不存在"));
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WindowsCredential? credential = null;
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if (request.CredentialId.HasValue)
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{
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credential = await _context.WindowsCredentials.FindAsync(request.CredentialId.Value);
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}
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else
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{
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credential = await _context.WindowsCredentials.FirstOrDefaultAsync(c => c.IsDefault);
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}
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if (credential == null)
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return Ok(ApiResponse<GenerateTokenResponse>.Fail(400, "请先配置 Windows 凭据"));
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var token = GenerateRandomToken();
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var expiresAt = DateTime.UtcNow.AddMinutes(request.ExpiresInMinutes ?? 30);
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var accessToken = new RemoteAccessToken
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{
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Token = token,
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DeviceId = deviceId,
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WindowsCredentialId = credential.Id,
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ExpiresAt = expiresAt,
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MaxUseCount = request.MaxUseCount ?? 1,
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Note = request.Note
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};
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_context.RemoteAccessTokens.Add(accessToken);
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await _context.SaveChangesAsync();
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var baseUrl = $"{Request.Scheme}://{Request.Host}";
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var accessUrl = $"{baseUrl}/remote/{token}";
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_logger.LogInformation("Generated remote access token for device {Ip}, expires at {ExpiresAt}",
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device.IpAddress, expiresAt);
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return Ok(ApiResponse<GenerateTokenResponse>.Success(new GenerateTokenResponse
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{
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Success = true,
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Token = token,
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AccessUrl = accessUrl,
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ExpiresAt = expiresAt,
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MaxUseCount = accessToken.MaxUseCount,
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DeviceIp = device.IpAddress
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}, "Token 生成成功"));
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}
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/// <summary>
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/// 通过 Token 连接远程桌面
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/// </summary>
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[HttpGet("connect-by-token/{token}")]
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public async Task<ActionResult<ApiResponse<RemoteDesktopResponse>>> ConnectByToken(string token)
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{
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var accessToken = await _context.RemoteAccessTokens
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.Include(t => t.Device)
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.Include(t => t.WindowsCredential)
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.FirstOrDefaultAsync(t => t.Token == token);
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if (accessToken == null)
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return Ok(ApiResponse<RemoteDesktopResponse>.Fail(404, "无效的访问链接"));
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if (!accessToken.IsValid())
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return Ok(ApiResponse<RemoteDesktopResponse>.Fail(400, "访问链接已过期或已达到使用次数上限"));
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if (accessToken.Device == null || accessToken.WindowsCredential == null)
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return Ok(ApiResponse<RemoteDesktopResponse>.Fail(400, "设备或凭据信息不完整"));
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accessToken.UseCount++;
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accessToken.UsedAt = DateTime.UtcNow;
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await _context.SaveChangesAsync();
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var guacToken = await _guacamoleService.GetAuthTokenAsync();
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if (string.IsNullOrEmpty(guacToken))
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return Ok(ApiResponse<RemoteDesktopResponse>.Fail(503, "无法连接到 Guacamole 服务"));
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var connectionName = $"AMT-{accessToken.Device.IpAddress}";
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var connectionId = await _guacamoleService.CreateOrGetConnectionAsync(
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guacToken, connectionName, accessToken.Device.IpAddress,
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accessToken.WindowsCredential.Username, accessToken.WindowsCredential.Password);
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if (string.IsNullOrEmpty(connectionId))
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return Ok(ApiResponse<RemoteDesktopResponse>.Fail(500, "创建远程连接失败"));
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var connectionUrl = await _guacamoleService.GetConnectionUrlAsync(guacToken, connectionId);
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return Ok(ApiResponse<RemoteDesktopResponse>.Success(new RemoteDesktopResponse
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{
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Success = true,
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ConnectionUrl = connectionUrl,
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ConnectionId = connectionId,
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Token = guacToken,
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DeviceIp = accessToken.Device.IpAddress
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}));
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}
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/// <summary>
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/// 验证 Token 是否有效
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/// </summary>
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[HttpGet("validate-token/{token}")]
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public async Task<ActionResult<ApiResponse<ValidateTokenResponse>>> ValidateToken(string token)
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{
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var accessToken = await _context.RemoteAccessTokens
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.Include(t => t.Device)
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.FirstOrDefaultAsync(t => t.Token == token);
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if (accessToken == null)
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return Ok(ApiResponse<ValidateTokenResponse>.Success(new ValidateTokenResponse { Valid = false, Error = "无效的访问链接" }));
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if (!accessToken.IsValid())
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return Ok(ApiResponse<ValidateTokenResponse>.Success(new ValidateTokenResponse { Valid = false, Error = "访问链接已过期或已达到使用次数上限" }));
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return Ok(ApiResponse<ValidateTokenResponse>.Success(new ValidateTokenResponse
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{
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Valid = true,
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DeviceIp = accessToken.Device?.IpAddress,
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ExpiresAt = accessToken.ExpiresAt,
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RemainingUses = accessToken.MaxUseCount > 0 ? accessToken.MaxUseCount - accessToken.UseCount : -1
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}));
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}
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/// <summary>
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/// 获取设备的所有有效 Token
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/// </summary>
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[HttpGet("list-tokens/{deviceId}")]
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public async Task<ActionResult<ApiResponse<List<TokenInfoDto>>>> GetDeviceTokens(long deviceId)
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{
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var tokens = await _context.RemoteAccessTokens
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.Where(t => t.DeviceId == deviceId && t.ExpiresAt > DateTime.UtcNow)
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.OrderByDescending(t => t.CreatedAt)
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.Select(t => new TokenInfoDto
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{
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Id = t.Id,
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Token = t.Token,
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CreatedAt = t.CreatedAt,
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ExpiresAt = t.ExpiresAt,
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MaxUseCount = t.MaxUseCount,
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UseCount = t.UseCount,
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Note = t.Note
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})
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.ToListAsync();
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return Ok(ApiResponse<List<TokenInfoDto>>.Success(tokens));
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}
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/// <summary>
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/// 撤销 Token
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/// </summary>
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[HttpDelete("revoke-token/{tokenId}")]
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public async Task<ActionResult<ApiResponse<object>>> RevokeToken(long tokenId)
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{
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var token = await _context.RemoteAccessTokens.FindAsync(tokenId);
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if (token == null)
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return Ok(ApiResponse<object>.Fail(404, "Token 不存在"));
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_context.RemoteAccessTokens.Remove(token);
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await _context.SaveChangesAsync();
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return Ok(ApiResponse<object>.Success(null, "Token 已撤销"));
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}
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/// <summary>
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/// 清理过期 Token
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/// </summary>
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[HttpPost("cleanup-tokens")]
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public async Task<ActionResult<ApiResponse<CleanupTokensResponse>>> CleanupExpiredTokens()
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{
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var count = await _context.RemoteAccessTokens
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.Where(t => t.ExpiresAt < DateTime.UtcNow)
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.ExecuteDeleteAsync();
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return Ok(ApiResponse<CleanupTokensResponse>.Success(new CleanupTokensResponse { DeletedCount = count }, "已清理 " + count + " 个过期 Token"));
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}
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/// <summary>
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/// 直接连接（需要输入凭据）
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/// </summary>
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[HttpPost("connect/{deviceId}")]
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public async Task<ActionResult<ApiResponse<RemoteDesktopResponse>>> Connect(long deviceId, [FromBody] RdpCredentials credentials)
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{
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var device = await _context.AmtDevices.FindAsync(deviceId);
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if (device == null)
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return Ok(ApiResponse<RemoteDesktopResponse>.Fail(404, "设备不存在"));
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var guacToken = await _guacamoleService.GetAuthTokenAsync();
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if (string.IsNullOrEmpty(guacToken))
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return Ok(ApiResponse<RemoteDesktopResponse>.Fail(503, "无法连接到 Guacamole 服务"));
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var connectionName = $"AMT-{device.IpAddress}";
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var connectionId = await _guacamoleService.CreateOrGetConnectionAsync(
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guacToken, connectionName, device.IpAddress, credentials.Username, credentials.Password);
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if (string.IsNullOrEmpty(connectionId))
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return Ok(ApiResponse<RemoteDesktopResponse>.Fail(500, "创建远程连接失败"));
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var connectionUrl = await _guacamoleService.GetConnectionUrlAsync(guacToken, connectionId);
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return Ok(ApiResponse<RemoteDesktopResponse>.Success(new RemoteDesktopResponse
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{
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Success = true,
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ConnectionUrl = connectionUrl,
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ConnectionId = connectionId,
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Token = guacToken
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}));
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}
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/// <summary>
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/// 测试 Guacamole 连接
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/// </summary>
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[HttpGet("test")]
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public async Task<ActionResult<ApiResponse<TestConnectionResponse>>> TestConnection()
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{
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var token = await _guacamoleService.GetAuthTokenAsync();
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if (string.IsNullOrEmpty(token))
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return Ok(ApiResponse<TestConnectionResponse>.Fail(503, "无法连接到 Guacamole 服务"));
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return Ok(ApiResponse<TestConnectionResponse>.Success(new TestConnectionResponse { Success = true, Message = "Guacamole 服务连接正常" }));
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}
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private static string GenerateRandomToken()
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{
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var bytes = new byte[24];
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using var rng = RandomNumberGenerator.Create();
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rng.GetBytes(bytes);
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return Convert.ToBase64String(bytes).Replace("+", "-").Replace("/", "_").Replace("=", "");
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}
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}
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#region Request/Response Models
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public class GenerateTokenRequest
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{
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public long? CredentialId { get; set; }
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public int? ExpiresInMinutes { get; set; } = 30;
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public int? MaxUseCount { get; set; } = 1;
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public string? Note { get; set; }
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}
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public class GenerateTokenResponse
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{
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public bool Success { get; set; }
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public string Token { get; set; } = string.Empty;
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public string AccessUrl { get; set; } = string.Empty;
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public DateTime ExpiresAt { get; set; }
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public int MaxUseCount { get; set; }
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public string? DeviceIp { get; set; }
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public string? Error { get; set; }
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}
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public class ValidateTokenResponse
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{
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public bool Valid { get; set; }
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public string? DeviceIp { get; set; }
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public DateTime? ExpiresAt { get; set; }
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public int RemainingUses { get; set; }
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public string? Error { get; set; }
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}
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public class TokenInfoDto
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{
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public long Id { get; set; }
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public string Token { get; set; } = string.Empty;
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public DateTime CreatedAt { get; set; }
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public DateTime ExpiresAt { get; set; }
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public int MaxUseCount { get; set; }
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public int UseCount { get; set; }
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public string? Note { get; set; }
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}
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public class RdpCredentials
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{
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public string Username { get; set; } = string.Empty;
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public string Password { get; set; } = string.Empty;
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}
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public class RemoteDesktopResponse
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{
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public bool Success { get; set; }
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public string? ConnectionUrl { get; set; }
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public string? ConnectionId { get; set; }
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public string? Token { get; set; }
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public string? DeviceIp { get; set; }
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public string? Error { get; set; }
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}
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public class CleanupTokensResponse
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{
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public int DeletedCount { get; set; }
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}
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public class TestConnectionResponse
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{
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public bool Success { get; set; }
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public string Message { get; set; } = string.Empty;
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}
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#endregion
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