MSI Sample

msisample.cs

using Microsoft.Azure.Management.WebSites;
using Microsoft.Azure.Services.AppAuthentication;
using Microsoft.Rest;
using System;
using System.Linq;
using System.Threading.Tasks;

namespace ConsoleApp3
{
    class Program
    {
        static void Main(string[] args)
        {
            Task.Run(async () =>
            {
                try
                {
                    var tokenp = new AzureServiceTokenProvider();
                    var at = await tokenp.GetAccessTokenAsync("https://management.azure.com/");
                    var c = new WebSiteManagementClient(new TokenCredentials(at))
                    {
                        SubscriptionId = "REPLACE MY SUBSCRIPTION ID"
                    };
                    var apps = await c.WebApps.ListAsync();
                    Console.WriteLine(apps.ToList().First().Name);
                }
                catch (Exception ex)
                {
                    Console.WriteLine(ex.Message);
                }
            }).Wait();
            Console.ReadKey();
        }
    }
}