153 lines
4.2 KiB
C#
153 lines
4.2 KiB
C#
using Microsoft.AspNetCore.Authentication.JwtBearer;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.IdentityModel.Tokens;
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using StackExchange.Redis;
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using System.Text;
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using WebAppServer1.ApplicationDbContext;
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using WebAppServer1.Authentication;
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using WebAppServer1.Chat;
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var builder = WebApplication.CreateBuilder(args);
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// Add services to the container.
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// Learn more about configuring OpenAPI at https://aka.ms/aspnet/openapi
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builder.Services.AddOpenApi();
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//注册SignalR服务
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builder.Services.AddSignalR(options =>
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{
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options.MaximumReceiveMessageSize = 1024 * 1024 * 10; // 10MB
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})
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.AddMessagePackProtocol(options =>
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{
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options.SerializerOptions = MessagePack.MessagePackSerializerOptions.Standard
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.WithSecurity(MessagePack.MessagePackSecurity.UntrustedData);
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});
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//连接并注册Redis服务
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var redis = ConnectionMultiplexer.Connect("83.229.121.44:6378,password=redis_4GG7KG,defaultDatabase=5");
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builder.Services.AddSingleton<IConnectionMultiplexer>(redis);
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// 服务启动时清理 Redis
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//var _redis = scope.ServiceProvider.GetRequiredService<IConnectionMultiplexer>();
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var db = redis.GetDatabase();
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var server = redis.GetServer(redis.GetEndPoints().First());
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// 清理全局连接
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await db.KeyDeleteAsync("AllConnections");
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// 清理所有群组
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foreach (var _key in server.Keys(pattern: "Group:*"))
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{
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await db.KeyDeleteAsync(_key);
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}
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//连接数据库
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// 添加 DbContext 并使用 PostgreSQL
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builder.Services.AddDbContext<AppDbContext>(options =>
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options.UseNpgsql(builder.Configuration.GetConnectionString("PostgresConnection")));
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//配置跨域
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builder.Services.AddCors(options =>
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{
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options.AddPolicy("AllowVueApp",
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policy =>
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{
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policy.WithOrigins("http://192.168.1.254:5173", "http://localhost:5173") // 前端地址
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.AllowAnyHeader()
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.AllowAnyMethod()
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.AllowCredentials();
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});
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});
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//配置jwt
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// JWT 配置
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var jwtSettings = builder.Configuration.GetSection("Jwt");
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var keyString = jwtSettings["Key"] ?? throw new InvalidOperationException("JWT Key 未配置");
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var key = Encoding.UTF8.GetBytes(keyString);
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builder.Services.AddAuthentication(options =>
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{
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options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
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options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
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})
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.AddJwtBearer(options =>
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{
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options.TokenValidationParameters = new TokenValidationParameters
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{
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ValidateIssuer = true,
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ValidateAudience = true,
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ValidateLifetime = true,
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ValidateIssuerSigningKey = true,
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ValidIssuer = jwtSettings["Issuer"],
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ValidAudience = jwtSettings["Audience"],
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IssuerSigningKey = new SymmetricSecurityKey(key)
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};
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// 允许 SignalR 使用 JWT
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options.Events = new JwtBearerEvents
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{
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OnMessageReceived = context =>
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{
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var accessToken = context.Request.Query["access_token"];
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var path = context.HttpContext.Request.Path;
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if (!string.IsNullOrEmpty(accessToken) && path.StartsWithSegments("/Chat"))
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{
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context.Token = accessToken;
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}
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return Task.CompletedTask;
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}
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};
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});
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builder.Services.AddScoped<TokenService>();
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var app = builder.Build();
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app.UseRouting();
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//启用跨域配置
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app.UseCors("AllowVueApp");
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//启用jwt
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app.UseAuthentication();
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app.UseAuthorization();
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// Configure the HTTP request pipeline.
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if (app.Environment.IsDevelopment())
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{
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app.MapOpenApi();
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}
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//app.UseHttpsRedirection();
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var summaries = new[]
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{
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"Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching"
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};
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//映射端点
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app.MapHub<Chat>("/Chat");
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app.MapGet("/weatherforecast", () =>
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{
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var forecast = Enumerable.Range(1, 5).Select(index =>
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new WeatherForecast
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(
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DateOnly.FromDateTime(DateTime.Now.AddDays(index)),
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Random.Shared.Next(-20, 55),
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summaries[Random.Shared.Next(summaries.Length)]
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))
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.ToArray();
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return forecast;
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})
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.WithName("GetWeatherForecast");
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app.Run();
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internal record WeatherForecast(DateOnly Date, int TemperatureC, string? Summary)
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{
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public int TemperatureF => 32 + (int)(TemperatureC / 0.5556);
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}
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