Feature: Added support for HTTP/2 to improve perf

CHANGELOG.md

@@ -23,6 +23,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 - Added `-KeyColumn` to `Add-PnPDataRowsToSiteTemplate` which allows for overwriting existing list items in a site template [#2616](https://github.com/pnp/powershell/pull/2616)
 - Added `Get-PnPFolderStorageMetric` which allows storage usage of a specific folder to be retrieved [#2646](https://github.com/pnp/powershell/pull/2646)
 - Added `IsTeamsConnected`, `IsTeamsChannelConnected` and `TeamChannelType` to be returned when `Get-PnPTenantSite` cmdlet is executed. [#2656](https://github.com/pnp/powershell/pull/2656)
+- Added `HTTP/2` support for all HTTP requests to improve performance for HTTP requests. [#2687](https://github.com/pnp/powershell/pull/2687)
 - Added `-EnvironmentVariable` parameter to `Connect-PnPOnline` to connect using Azure environment variables. [#2681](https://github.com/pnp/powershell/pull/2681)
 - Added `ResponseHeadersVariable` parameter to the `Invoke-PnPSPRestMethod` which if specified will store the response headers values in the PowerShell variable name that is specified. [#2711](https://github.com/pnp/powershell/pull/2711)
 - Added `-Filter` parameter to `Get-PnPAzureADServicePrincipal` cmdlet to retrieve specific application registrations based on filter conditions. It supports simple and advanced queries. [#2710](https://github.com/pnp/powershell/pull/2710)

src/Commands/AzureAD/RegisterManagementShellAccess.cs

@@ -102,6 +102,7 @@ protected override void ProcessRecord()
                                 var httpClient = Framework.Http.PnPHttpClient.Instance.GetHttpClient();
                                 using (var requestMessage = new HttpRequestMessage(HttpMethod.Get, $"https://{GetGraphEndPoint()}/v1.0/organization"))
                                 {
+                                    requestMessage.Version = new System.Version(2, 0);
                                     requestMessage.Headers.Add("Authorization", $"Bearer {accessToken}");
                                     requestMessage.Headers.Accept.Add(new System.Net.Http.Headers.MediaTypeWithQualityHeaderValue("application/json"));
                                     var response = httpClient.SendAsync(requestMessage).GetAwaiter().GetResult();

src/Commands/Base/InvokeSPRestMethod.cs

@@ -81,6 +81,7 @@ protected override void ExecuteCmdlet()
                 {
                     request.Headers.Add("IF-MATCH", "*");
                 }
+                request.Version = new Version(2, 0);
 
                 PnPHttpClient.AuthenticateRequestAsync(request, ClientContext).GetAwaiter().GetResult();
 

src/Commands/Base/TokenHandling.cs

@@ -148,6 +148,7 @@ internal static async Task<string> GetManagedIdentityTokenAsync(Cmdlet cmdlet, H
 
                 using (var requestMessage = new HttpRequestMessage(HttpMethod.Get, tokenRequestUrl))
                 {
+                    requestMessage.Version = new Version(2, 0);
                     requestMessage.Headers.Add("Metadata", "true");
                     if (!string.IsNullOrEmpty(identityHeader))
                     {

src/Commands/PowerPlatform/PowerAutomate/ExportFlow.cs

@@ -2,6 +2,7 @@
 using PnP.PowerShell.Commands.Base;
 using PnP.PowerShell.Commands.Base.PipeBinds;
 using PnP.PowerShell.Commands.Utilities.REST;
+using System;
 using System.Management.Automation;
 using System.Net.Http;
 using System.Text.Json;
@@ -122,6 +123,7 @@ protected override void ExecuteCmdlet()
                                     var packageLink = valueElement.GetString();
                                     using (var requestMessage = new HttpRequestMessage(HttpMethod.Get, packageLink))
                                     {
+                                        requestMessage.Version = new Version(2, 0);
                                         //requestMessage.Headers.Add("Authorization", $"Bearer {AccessToken}");
                                         var response = Connection.HttpClient.SendAsync(requestMessage).GetAwaiter().GetResult();
                                         var byteArray = response.Content.ReadAsByteArrayAsync().GetAwaiter().GetResult();

src/Commands/Utilities/BrowserHelper.cs

@@ -277,6 +277,7 @@ internal static bool GetWebBrowserPopup(string siteUrl, string title, (string ur
 
                     string requestUrl = string.Format("{0}/_api/contextinfo", siteUrl.TrimEnd('/'));
                     HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Post, requestUrl);
+                    request.Version = new Version(2, 0);
                     request.Headers.Add("accept", "application/json;odata=nometadata");
                     HttpResponseMessage response = await httpClient.SendAsync(request);
 

src/Commands/Utilities/REST/GraphHelper.cs

@@ -55,6 +55,7 @@ private static HttpRequestMessage GetMessage(string url, HttpMethod method, PnPC
             }
 
             var message = new HttpRequestMessage();
+            message.Version = new Version(2, 0);
             message.Method = method;
             message.Headers.TryAddWithoutValidation("Accept", "application/json");
             message.RequestUri = !url.StartsWith("https://", StringComparison.OrdinalIgnoreCase) ? new Uri($"https://{connection.GraphEndPoint}/{url}") : new Uri(url);

src/Commands/Utilities/REST/RestHelper.cs

@@ -381,7 +381,7 @@ public static async Task<T> PatchAsync<T>(HttpClient httpClient, string url, str
 
         public static async Task<string> PatchAsync(HttpClient httpClient, string url, string accessToken, object payload, string accept = "application/json")
         {
-            HttpRequestMessage message = null;
+            HttpRequestMessage message = null;            
             if (payload != null)
             {
 #if NETFRAMEWORK
@@ -642,6 +642,7 @@ private static HttpRequestMessage GetMessage(string url, HttpMethod method, stri
             }
 
             var message = new HttpRequestMessage();
+            message.Version = new Version(2, 0);
             message.Method = method;
             message.RequestUri = new Uri(url);
             if (!string.IsNullOrEmpty(accessToken))
@@ -665,6 +666,7 @@ private static HttpRequestMessage GetMessage(string url, HttpMethod method, Clie
             }
 
             var message = new HttpRequestMessage();
+            message.Version = new Version(2, 0);
             message.Method = method;
             message.RequestUri = new Uri(url);
             message.Headers.Accept.Add(MediaTypeWithQualityHeaderValue.Parse(accept));

src/Commands/Utilities/VersionChecker.cs

@@ -132,8 +132,9 @@ internal static string GetAvailableVersion(bool isNightly)
 
             // Deliberately lowering timeout as the version check is not critical so in case of a slower or blocked internet connection, this should not block the cmdlet for too long
             httpClient.Timeout = TimeSpan.FromSeconds(VersionCheckTimeOut);
-
-            var response = httpClient.SendAsync(new HttpRequestMessage(HttpMethod.Get, isNightly ? NightlyVersionCheckUrl : ReleaseVersionCheckUrl)).GetAwaiter().GetResult();
+            var request = new HttpRequestMessage(HttpMethod.Get, isNightly ? NightlyVersionCheckUrl : ReleaseVersionCheckUrl);
+            request.Version = new Version(2, 0);
+            var response = httpClient.SendAsync(request).GetAwaiter().GetResult();
             if (response.IsSuccessStatusCode)
             {
                 var onlineVersion = response.Content.ReadAsStringAsync().GetAwaiter().GetResult();