103 lines
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C#
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using IdentityServer4.EntityFramework.DbContexts;
using Microsoft.AspNetCore;
using Microsoft.AspNetCore.Hosting;
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using Microsoft.eShopOnContainers.Services.Identity.API;
using Microsoft.eShopOnContainers.Services.Identity.API.Data;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
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using Serilog;
using System;
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using System.IO;
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string Namespace = typeof(Startup).Namespace;
string AppName = Namespace.Substring(Namespace.LastIndexOf('.', Namespace.LastIndexOf('.') - 1) + 1);
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var configuration = GetConfiguration();
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Log.Logger = CreateSerilogLogger(configuration);
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try
{
Log.Information("Configuring web host ({ApplicationContext})...", AppName);
var host = BuildWebHost(configuration, args);
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Log.Information("Applying migrations ({ApplicationContext})...", AppName);
host.MigrateDbContext<PersistedGrantDbContext>((_, __) => { })
.MigrateDbContext<ApplicationDbContext>((context, services) =>
{
var env = services.GetService<IWebHostEnvironment>();
var logger = services.GetService<ILogger<ApplicationDbContextSeed>>();
var settings = services.GetService<IOptions<AppSettings>>();
new ApplicationDbContextSeed()
.SeedAsync(context, env, logger, settings)
.Wait();
})
.MigrateDbContext<ConfigurationDbContext>((context, services) =>
{
new ConfigurationDbContextSeed()
.SeedAsync(context, configuration)
.Wait();
});
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Log.Information("Starting web host ({ApplicationContext})...", AppName);
host.Run();
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return 0;
}
catch (Exception ex)
{
Log.Fatal(ex, "Program terminated unexpectedly ({ApplicationContext})!", AppName);
return 1;
}
finally
{
Log.CloseAndFlush();
}
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IWebHost BuildWebHost(IConfiguration configuration, string[] args) =>
WebHost.CreateDefaultBuilder(args)
.CaptureStartupErrors(false)
.ConfigureAppConfiguration(x => x.AddConfiguration(configuration))
.UseStartup<Startup>()
.UseContentRoot(Directory.GetCurrentDirectory())
.UseSerilog()
.Build();
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Serilog.ILogger CreateSerilogLogger(IConfiguration configuration)
{
var seqServerUrl = configuration["Serilog:SeqServerUrl"];
var logstashUrl = configuration["Serilog:LogstashgUrl"];
return new LoggerConfiguration()
.MinimumLevel.Verbose()
.Enrich.WithProperty("ApplicationContext", AppName)
.Enrich.FromLogContext()
.WriteTo.Console()
.WriteTo.Seq(string.IsNullOrWhiteSpace(seqServerUrl) ? "http://seq" : seqServerUrl)
.WriteTo.Http(string.IsNullOrWhiteSpace(logstashUrl) ? "http://localhost:8080" : logstashUrl)
.ReadFrom.Configuration(configuration)
.CreateLogger();
}
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IConfiguration GetConfiguration()
{
var builder = new ConfigurationBuilder()
.SetBasePath(Directory.GetCurrentDirectory())
.AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
.AddEnvironmentVariables();
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var config = builder.Build();
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if (config.GetValue<bool>("UseVault", false))
{
builder.AddAzureKeyVault(
$"https://{config["Vault:Name"]}.vault.azure.net/",
config["Vault:ClientId"],
config["Vault:ClientSecret"]);
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}
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return builder.Build();
}