davidfowl

$/
  artifacts/
  build/
  docs/
  lib/
  packages/
  samples/
  src/
  tests/

davidfowl

public void ConfigureServices(IServiceCollection services)
{
    services.AddHttpClient("myclient");

    // Global header propagation for any HttpClient that comes from HttpClientFactory
    services.AddHeaderPropagation(options =>
    {
        options.HeaderNames.Add("Correlation-Id");
    });
}

davidfowl

using System;
using System.Collections.Generic;
using System.Web;
using System.Web.Mvc;
using System.Web.Optimization;
using System.Web.Routing;
using Microsoft.Extensions.DependencyInjection;
using WebApplication16;
using WebApplication16.Controllers;

davidfowl

using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Hosting;

public class Program
{
    public static void Main(string[] args) =>
        Host.CreateDefaultBuilder(args)
        .ConfigureWebHostDefaults(webBuilder =>

davidfowl

// 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 System;
using System.Buffers;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Net;
using System.Threading;
using System.Threading.Tasks;

davidfowl

namespace Analogy
{
    /// <summary>
    /// This example shows that a library that needs access to target .NET Standard 1.3
    /// can only access APIs available in that .NET Standard. Even though similar the APIs exist on .NET 
    /// Framework 4.5, it implements a version of .NET Standard that isn't compatible with the library.
    /// </summary>INetCoreApp10
    class Example1
    {
        public void Net45Application(INetFramework45 platform)

davidfowl

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Net.Http;
using System.Threading;
using Microsoft.AspNetCore;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;

namespace header_propagation

davidfowl

using System;
using System.Collections.Generic;
using System.Threading;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.DependencyInjection;

/*

- Don't need to support different services per tenant.
- Tenant services lifetime outlasts the request.

davidfowl

using System;
using System.Collections.Generic;
using System.Reflection;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.ApplicationParts;
using Microsoft.AspNetCore.Mvc.Infrastructure;

davidfowl

var t1 = DoFooAsync(obj);
var t2 = DoBarAsync(obj);

var t = await WhenAnySuccessOrAllFail(t1, t2);

async Task WhenAnySuccessOrAllFail(params Task[] tasks)
{
    var remaining = new List<Task>(tasks);

    while (remaining.Count > 0)