public static IDisposable CreateServer(Func <HttpContext, Task> app)
{
Action <IApplicationBuilder> startup = builder =>
{
builder.Use(async(ct, next) =>
{
try
{
// Kestrel does not return proper error responses:
// https://github.com/aspnet/KestrelHttpServer/issues/43
await next();
}
catch (Exception ex)
{
if (ct.Response.HasStarted)
{
throw;
}
ct.Response.StatusCode = 500;
ct.Response.Headers.Clear();
await ct.Response.WriteAsync(ex.ToString());
}
});
builder.UseWebSockets();
builder.Run(c => app(c));
};
var configBuilder = new ConfigurationBuilder();
configBuilder.AddInMemoryCollection();
var config = configBuilder.Build();
config["server.urls"] = "http://localhost:54321";
var application = new WebApplicationBuilder()
.UseConfiguration(config)
.UseServer("Microsoft.AspNet.Server.Kestrel")
.Configure(startup)
.Build();
application.Start();
return(application);
}
