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Startup.cs
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// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using Benchmarks.Configuration;
using Benchmarks.Data;
using Benchmarks.Middleware;
using Microsoft.EntityFrameworkCore;
using MySqlConnector;
using Npgsql;
using System.Data.Common;
using System.Text.Encodings.Web;
using System.Text.Unicode;
using Microsoft.EntityFrameworkCore.Storage;
namespace Benchmarks;
public class Startup
{
public Startup(IWebHostEnvironment hostingEnv, Scenarios scenarios)
{
// Set up configuration sources.
var builder = new ConfigurationBuilder()
.SetBasePath(hostingEnv.ContentRootPath)
.AddJsonFile("appsettings.json")
.AddJsonFile($"appsettings.{hostingEnv.EnvironmentName}.json", optional: true)
.AddEnvironmentVariables()
.AddCommandLine(Program.Args)
;
Configuration = builder.Build();
Scenarios = scenarios;
}
public IConfigurationRoot Configuration { get; set; }
public Scenarios Scenarios { get; }
public void ConfigureServices(IServiceCollection services)
{
services.Configure<AppSettings>(Configuration);
// We re-register the Scenarios as an instance singleton here to avoid it being created again due to the
// registration done in Program.Main
services.AddSingleton(Scenarios);
// Common DB services
services.AddSingleton<IRandom, DefaultRandom>();
services.AddEntityFrameworkSqlServer();
var appSettings = Configuration.Get<AppSettings>();
BatchUpdateString.DatabaseServer = appSettings.Database;
Console.WriteLine($"Database: {appSettings.Database}");
if (appSettings.Database == DatabaseServer.PostgreSql)
{
if (Scenarios.Any("Ef"))
{
services.AddDbContextPool<ApplicationDbContext>(options => options
.UseNpgsql(appSettings.ConnectionString,
o => o.ExecutionStrategy(d => new NonRetryingExecutionStrategy(d)))
.EnableThreadSafetyChecks(false));
}
if (Scenarios.Any("Raw") || Scenarios.Any("Dapper"))
{
services.AddSingleton<DbProviderFactory>(NpgsqlFactory.Instance);
}
}
else if (appSettings.Database == DatabaseServer.MySql)
{
if (Scenarios.Any("Raw") || Scenarios.Any("Dapper"))
{
services.AddSingleton<DbProviderFactory>(MySqlConnectorFactory.Instance);
}
}
if (Scenarios.Any("Ef"))
{
services.AddScoped<EfDb>();
}
if (Scenarios.Any("Raw"))
{
services.AddScoped<RawDb>();
}
if (Scenarios.Any("Dapper"))
{
services.AddScoped<DapperDb>();
}
if (Scenarios.Any("Fortunes"))
{
var settings = new TextEncoderSettings(UnicodeRanges.BasicLatin, UnicodeRanges.Katakana, UnicodeRanges.Hiragana);
settings.AllowCharacter('\u2014'); // allow EM DASH through
services.AddWebEncoders((options) =>
{
options.TextEncoderSettings = settings;
});
}
if (Scenarios.Any("Mvc"))
{
var mvcBuilder = services.AddMvcCore();
if (Scenarios.MvcViews || Scenarios.Any("MvcDbFortunes"))
{
mvcBuilder
.AddViews()
.AddRazorViewEngine();
}
}
}
public void Configure(IApplicationBuilder app)
{
if (Scenarios.Plaintext)
{
app.UsePlainText();
}
if (Scenarios.Json)
{
app.UseJson();
}
// Fortunes endpoints
if (Scenarios.DbFortunesRaw)
{
app.UseFortunesRaw();
}
if (Scenarios.DbFortunesDapper)
{
app.UseFortunesDapper();
}
if (Scenarios.DbFortunesEf)
{
app.UseFortunesEf();
}
// Single query endpoints
if (Scenarios.DbSingleQueryRaw)
{
app.UseSingleQueryRaw();
}
if (Scenarios.DbSingleQueryDapper)
{
app.UseSingleQueryDapper();
}
if (Scenarios.DbSingleQueryEf)
{
app.UseSingleQueryEf();
}
// Multiple query endpoints
if (Scenarios.DbMultiQueryRaw)
{
app.UseMultipleQueriesRaw();
}
if (Scenarios.DbMultiQueryDapper)
{
app.UseMultipleQueriesDapper();
}
if (Scenarios.DbMultiQueryEf)
{
app.UseMultipleQueriesEf();
}
// Multiple update endpoints
if (Scenarios.DbMultiUpdateRaw)
{
app.UseMultipleUpdatesRaw();
}
if (Scenarios.DbMultiUpdateDapper)
{
app.UseMultipleUpdatesDapper();
}
if (Scenarios.DbMultiUpdateEf)
{
app.UseMultipleUpdatesEf();
}
if (Scenarios.Any("Mvc"))
{
app.UseRouting();
app.UseEndpoints(endpoints =>
{
endpoints.MapControllers();
});
}
if (Scenarios.StaticFiles)
{
app.UseStaticFiles();
}
}
}