310 lines
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namespace Microsoft.eShopOnContainers.Services.Marketing.API
{
using AspNetCore.Builder;
using AspNetCore.Hosting;
using AspNetCore.Http;
using Autofac;
using Autofac.Extensions.DependencyInjection;
using Azure.ServiceBus;
using BuildingBlocks.EventBus;
using BuildingBlocks.EventBus.Abstractions;
using BuildingBlocks.EventBusRabbitMQ;
using BuildingBlocks.EventBusServiceBus;
using EntityFrameworkCore;
using Extensions.Configuration;
using Extensions.DependencyInjection;
using Extensions.HealthChecks;
using Extensions.Logging;
using Infrastructure;
using Infrastructure.Filters;
using Infrastructure.Repositories;
using Infrastructure.Services;
using IntegrationEvents.Events;
using Marketing.API.IntegrationEvents.Handlers;
using Microsoft.ApplicationInsights.Extensibility;
using Microsoft.ApplicationInsights.ServiceFabric;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.EntityFrameworkCore.Diagnostics;
using Microsoft.eShopOnContainers.Services.Marketing.API.Infrastructure.Middlewares;
using RabbitMQ.Client;
using Swashbuckle.AspNetCore.Swagger;
using System;
using System.Collections.Generic;
using System.IdentityModel.Tokens.Jwt;
using System.Reflection;
using System.Threading.Tasks;
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public class Startup
{
public Startup(IConfiguration configuration)
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{
Configuration = configuration;
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}
public IConfiguration Configuration { get; }
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// This method gets called by the runtime. Use this method to add services to the container.
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public IServiceProvider ConfigureServices(IServiceCollection services)
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{
RegisterAppInsights(services);
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// Add framework services.
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services.AddMvc(options =>
{
options.Filters.Add(typeof(HttpGlobalExceptionFilter));
}).AddControllersAsServices(); //Injecting Controllers themselves thru DIFor further info see: http://docs.autofac.org/en/latest/integration/aspnetcore.html#controllers-as-services
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services.Configure<MarketingSettings>(Configuration);
ConfigureAuthService(services);
services.AddHealthChecks(checks =>
{
checks.AddValueTaskCheck("HTTP Endpoint", () => new ValueTask<IHealthCheckResult>(HealthCheckResult.Healthy("Ok")));
var accountName = Configuration.GetValue<string>("AzureStorageAccountName");
var accountKey = Configuration.GetValue<string>("AzureStorageAccountKey");
if (!string.IsNullOrEmpty(accountName) && !string.IsNullOrEmpty(accountKey))
{
checks.AddAzureBlobStorageCheck(accountName, accountKey);
}
});
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services.AddDbContext<MarketingContext>(options =>
{
options.UseSqlServer(Configuration["ConnectionString"],
sqlServerOptionsAction: sqlOptions =>
{
sqlOptions.MigrationsAssembly(typeof(Startup).GetTypeInfo().Assembly.GetName().Name);
//Configuring Connection Resiliency: https://docs.microsoft.com/en-us/ef/core/miscellaneous/connection-resiliency
sqlOptions.EnableRetryOnFailure(maxRetryCount: 10, maxRetryDelay: TimeSpan.FromSeconds(30), errorNumbersToAdd: null);
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});
// Changing default behavior when client evaluation occurs to throw.
// Default in EF Core would be to log a warning when client evaluation is performed.
options.ConfigureWarnings(warnings => warnings.Throw(RelationalEventId.QueryClientEvaluationWarning));
//Check Client vs. Server evaluation: https://docs.microsoft.com/en-us/ef/core/querying/client-eval
});
if (Configuration.GetValue<bool>("AzureServiceBusEnabled"))
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{
services.AddSingleton<IServiceBusPersisterConnection>(sp =>
{
var logger = sp.GetRequiredService<ILogger<DefaultServiceBusPersisterConnection>>();
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var serviceBusConnectionString = Configuration["EventBusConnection"];
var serviceBusConnection = new ServiceBusConnectionStringBuilder(serviceBusConnectionString);
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return new DefaultServiceBusPersisterConnection(serviceBusConnection, logger);
});
}
else
{
services.AddSingleton<IRabbitMQPersistentConnection>(sp =>
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{
var logger = sp.GetRequiredService<ILogger<DefaultRabbitMQPersistentConnection>>();
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var factory = new ConnectionFactory()
{
HostName = Configuration["EventBusConnection"]
};
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if (!string.IsNullOrEmpty(Configuration["EventBusUserName"]))
{
factory.UserName = Configuration["EventBusUserName"];
}
if (!string.IsNullOrEmpty(Configuration["EventBusPassword"]))
{
factory.Password = Configuration["EventBusPassword"];
}
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var retryCount = 5;
if (!string.IsNullOrEmpty(Configuration["EventBusRetryCount"]))
{
retryCount = int.Parse(Configuration["EventBusRetryCount"]);
}
return new DefaultRabbitMQPersistentConnection(factory, logger, retryCount);
});
}
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// Add framework services.
services.AddSwaggerGen(options =>
{
options.DescribeAllEnumsAsStrings();
options.SwaggerDoc("v1", new Swashbuckle.AspNetCore.Swagger.Info
{
Title = "Marketing HTTP API",
Version = "v1",
Description = "The Marketing Service HTTP API",
TermsOfService = "Terms Of Service"
});
options.AddSecurityDefinition("oauth2", new OAuth2Scheme
{
Type = "oauth2",
Flow = "implicit",
AuthorizationUrl = $"{Configuration.GetValue<string>("IdentityUrlExternal")}/connect/authorize",
TokenUrl = $"{Configuration.GetValue<string>("IdentityUrlExternal")}/connect/token",
Scopes = new Dictionary<string, string>()
{
{ "marketing", "Marketing API" }
}
});
options.OperationFilter<AuthorizeCheckOperationFilter>();
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});
services.AddCors(options =>
{
options.AddPolicy("CorsPolicy",
builder => builder.AllowAnyOrigin()
.AllowAnyMethod()
.AllowAnyHeader()
.AllowCredentials());
});
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RegisterEventBus(services);
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services.AddTransient<IMarketingDataRepository, MarketingDataRepository>();
services.AddSingleton<IHttpContextAccessor, HttpContextAccessor>();
services.AddTransient<IIdentityService, IdentityService>();
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services.AddOptions();
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//configure autofac
var container = new ContainerBuilder();
container.Populate(services);
return new AutofacServiceProvider(container.Build());
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}
// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
public void Configure(IApplicationBuilder app, IHostingEnvironment env,ILoggerFactory loggerFactory)
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{
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loggerFactory.AddAzureWebAppDiagnostics();
loggerFactory.AddApplicationInsights(app.ApplicationServices, LogLevel.Trace);
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var pathBase = Configuration["PATH_BASE"];
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if (!string.IsNullOrEmpty(pathBase))
{
app.UsePathBase(pathBase);
}
#pragma warning disable CS1998 // Async method lacks 'await' operators and will run synchronously
app.Map("/liveness", lapp => lapp.Run(async ctx => ctx.Response.StatusCode = 200));
#pragma warning restore CS1998 // Async method lacks 'await' operators and will run synchronously
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app.UseCors("CorsPolicy");
ConfigureAuth(app);
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app.UseMvcWithDefaultRoute();
app.UseSwagger()
.UseSwaggerUI(c =>
{
c.SwaggerEndpoint($"{ (!string.IsNullOrEmpty(pathBase) ? pathBase : string.Empty) }/swagger/v1/swagger.json", "Marketing.API V1");
c.ConfigureOAuth2("marketingswaggerui", "", "", "Marketing Swagger UI");
});
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ConfigureEventBus(app);
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}
private void RegisterAppInsights(IServiceCollection services)
{
services.AddApplicationInsightsTelemetry(Configuration);
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var orchestratorType = Configuration.GetValue<string>("OrchestratorType");
if (orchestratorType?.ToUpper() == "K8S")
{
// Enable K8s telemetry initializer
services.EnableKubernetes();
}
if (orchestratorType?.ToUpper() == "SF")
{
// Enable SF telemetry initializer
services.AddSingleton<ITelemetryInitializer>((serviceProvider) =>
new FabricTelemetryInitializer());
}
}
private void ConfigureAuthService(IServiceCollection services)
{
// prevent from mapping "sub" claim to nameidentifier.
JwtSecurityTokenHandler.DefaultInboundClaimTypeMap.Clear();
services.AddAuthentication(options=>
{
options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
}).AddJwtBearer(options =>
{
options.Authority = Configuration.GetValue<string>("IdentityUrl");
options.Audience = "marketing";
options.RequireHttpsMetadata = false;
});
}
private void RegisterEventBus(IServiceCollection services)
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{
var subscriptionClientName = Configuration["SubscriptionClientName"];
if (Configuration.GetValue<bool>("AzureServiceBusEnabled"))
{
services.AddSingleton<IEventBus, EventBusServiceBus>(sp =>
{
var serviceBusPersisterConnection = sp.GetRequiredService<IServiceBusPersisterConnection>();
var iLifetimeScope = sp.GetRequiredService<ILifetimeScope>();
var logger = sp.GetRequiredService<ILogger<EventBusServiceBus>>();
var eventBusSubcriptionsManager = sp.GetRequiredService<IEventBusSubscriptionsManager>();
return new EventBusServiceBus(serviceBusPersisterConnection, logger,
eventBusSubcriptionsManager, subscriptionClientName, iLifetimeScope);
});
}
else
{
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services.AddSingleton<IEventBus, EventBusRabbitMQ>(sp =>
{
var rabbitMQPersistentConnection = sp.GetRequiredService<IRabbitMQPersistentConnection>();
var iLifetimeScope = sp.GetRequiredService<ILifetimeScope>();
var logger = sp.GetRequiredService<ILogger<EventBusRabbitMQ>>();
var eventBusSubcriptionsManager = sp.GetRequiredService<IEventBusSubscriptionsManager>();
var retryCount = 5;
if (!string.IsNullOrEmpty(Configuration["EventBusRetryCount"]))
{
retryCount = int.Parse(Configuration["EventBusRetryCount"]);
}
return new EventBusRabbitMQ(rabbitMQPersistentConnection, logger, iLifetimeScope, eventBusSubcriptionsManager, subscriptionClientName, retryCount);
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});
}
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services.AddSingleton<IEventBusSubscriptionsManager, InMemoryEventBusSubscriptionsManager>();
services.AddTransient<UserLocationUpdatedIntegrationEventHandler>();
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}
private void ConfigureEventBus(IApplicationBuilder app)
{
var eventBus = app.ApplicationServices.GetRequiredService<IEventBus>();
eventBus.Subscribe<UserLocationUpdatedIntegrationEvent, UserLocationUpdatedIntegrationEventHandler>();
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}
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protected virtual void ConfigureAuth(IApplicationBuilder app)
{
if (Configuration.GetValue<bool>("UseLoadTest"))
{
app.UseMiddleware<ByPassAuthMiddleware>();
}
app.UseAuthentication();
}
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}
}