public void ConfigureServices(IServiceCollection services) { const string connectionString = @"Data Source=(LocalDb)\MSSQLLocalDB;database=IdentityServer4.EntityFramework-2.0.0;trusted_connection=yes;"; var migrationsAssembly = typeof(Startup).GetTypeInfo().Assembly.GetName().Name; services.AddDbContext <ApplicationDbContext>(options => options.UseSqlServer(connectionString, sql => sql.MigrationsAssembly(migrationsAssembly))); services.AddIdentity <IdentityUser, IdentityRole>() .AddEntityFrameworkStores <ApplicationDbContext>() .AddDefaultTokenProviders(); services.AddIdentityServer() .AddAspNetIdentity <IdentityUser>() .AddConfigurationStore(options => { options.ConfigureDbContext = builder => builder.UseSqlServer(connectionString, sql => sql.MigrationsAssembly(migrationsAssembly)); }) .AddOperationalStore(options => { options.ConfigureDbContext = builder => builder.UseSqlServer(connectionString, sql => sql.MigrationsAssembly(migrationsAssembly)); }) .AddDeveloperSigningCredential(); IdentityConfiguration.Init(services.BuildServiceProvider().CreateScope().ServiceProvider, false); services.AddCors(options => { options.AddDefaultPolicy(builder => { builder.AllowAnyOrigin() .AllowAnyHeader() .AllowAnyMethod(); }); }); services.AddControllers(); }