Samuele Locatelli
121 lines
3.5 KiB
C#
121 lines
3.5 KiB
C#
using MP.IOC.Data;
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using MP.IOC.Services;
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using NLog;
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using NLog.Web;
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using StackExchange.Redis;
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using System.Net;
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var builder = WebApplication.CreateBuilder(args);
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var logger = LogManager.Setup()
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.LoadConfigurationFromAppSettings()
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.GetCurrentClassLogger();
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logger.Info("Program.cs: startup");
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// Config setup
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ConfigurationManager configuration = builder.Configuration;
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// REDIS setup
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logger.Info("Config OK");
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string connStringRedis = configuration.GetConnectionString("Redis");
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string redisSrvAddr = connStringRedis.Substring(0, connStringRedis.IndexOf(":"));
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logger.Info("Setup REDIS OK");
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// YARP base config
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builder.Services.AddReverseProxy().LoadFromConfig(builder.Configuration.GetSection("ReverseProxy"));
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builder.Services.AddHttpForwarder();
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// HttpMessageInvoker (SocketsHttpHandler)
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builder.Services.AddSingleton(sp =>
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{
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var handler = new SocketsHttpHandler
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{
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AllowAutoRedirect = false,
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UseCookies = false,
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PooledConnectionLifetime = TimeSpan.FromMinutes(5),
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AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate
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};
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// Accetta certificati non validi (dev only)
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handler.SslOptions = new System.Net.Security.SslClientAuthenticationOptions
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{
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RemoteCertificateValidationCallback = (sender, certificate, chain, sslPolicyErrors) => true
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};
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return new HttpMessageInvoker(handler);
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});
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logger.Info("YARP reverse proxy configured");
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// base services
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builder.Services.AddSingleton<PreserveBodyTransformer>();
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builder.Services.AddSingleton<RouteStatsManager>();
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builder.Services.AddHostedService<MetricsFlushService>();
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// generic controller
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builder.Services.AddControllers();
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// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
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builder.Services.AddEndpointsApiExplorer();
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builder.Services.AddSwaggerGen();
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// avvio oggetto shared x redis...
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var redisMux = ConnectionMultiplexer.Connect(connStringRedis);
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builder.Services.AddSingleton<IConnectionMultiplexer>(redisMux);
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builder.Services.AddSingleton<MpDataService>();
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logger.Info("Standard service configured");
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// WeightProvider: Redis/Memory da config
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var weightOnRedis = builder.Configuration.GetValue<bool>("ServerConf:RedisWeight", false);
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if (weightOnRedis)
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{
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builder.Services.AddSingleton<IConnectionMultiplexer>(redisMux);
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builder.Services.AddSingleton<IWeightProvider, RedisWeightProvider>();
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}
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else
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{
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builder.Services.AddSingleton<IWeightProvider, InMemoryWeightProvider>();
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}
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logger.Info($"Weight service configured | use Redis: {weightOnRedis}");
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// RouteManager registration (singleton)
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builder.Services.AddSingleton<RouteManager>();
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logger.Info("Singleton Route Manager registered");
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var app = builder.Build();
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// aggiunt base URL x routing corretto
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string baseUrl = configuration.GetValue<string>("ServerConf:BaseUrl") ?? "";
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app.UsePathBase(baseUrl);
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logger.Info($"BaseUrl: {baseUrl}");
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// Map route to RouteManager
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app.Map("/MP/IOC/api/RIOB/{**catchAll}", async (HttpContext ctx) =>
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{
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var routeManager = ctx.RequestServices.GetRequiredService<RouteManager>();
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await routeManager.HandleAsync(ctx);
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});
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logger.Info("App: route Mapped");
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// Configure the HTTP request pipeline.
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if (app.Environment.IsDevelopment() || app.Environment.IsStaging())
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{
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app.UseSwagger();
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app.UseSwaggerUI();
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}
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logger.Info("Added swagger");
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app.UseHttpsRedirection();
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app.UseAuthorization();
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// aggiunta x index.html
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app.UseDefaultFiles();
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app.UseStaticFiles();
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app.MapControllers();
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logger.Info("Run App");
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app.Run();
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