Adding PsVersion to userAgent

src/Common/Commands.Common/AzurePSCmdlet.cs

@@ -35,6 +35,9 @@ namespace Microsoft.WindowsAzure.Commands.Utilities.Common
     /// </summary>
     public abstract class AzurePSCmdlet : PSCmdlet, IDisposable
     {
+        private const string PSVERSION = "PSVersion";
+        private const string DEFAULT_PSVERSION = "3.0.0.0";
+
         public ConcurrentQueue<string> DebugMessages { get; private set; }
 
         private RecordingTracingInterceptor _httpTracingInterceptor;
@@ -57,6 +60,35 @@ protected virtual bool IsErrorMetricEnabled
             get { return true; }
         }
 
+        /// <summary>
+        /// Indicates installed PowerShell version
+        /// </summary>
+        private string _psVersion;
+
+        /// <summary>
+        /// Get PsVersion returned from PowerShell.Runspace instance
+        /// </summary>
+        protected string PSVersion
+        {
+            get
+            {
+                if (string.IsNullOrEmpty(_psVersion))
+                {   
+                    if(this.Host != null)
+                    {
+                        _psVersion = this.Host.Version.ToString();
+                    }
+                    else
+                    {
+                        //We are doing this for perf. reasons. This code will execute during tests and so reducing the perf. overhead while running tests.
+                        _psVersion = DEFAULT_PSVERSION;
+                    }
+                }
+
+                return _psVersion;
+            }
+        }
+
         /// <summary>
         /// Gets the PowerShell module name used for user agent header.
         /// By default uses "Azure PowerShell"
@@ -243,9 +275,9 @@ protected virtual void TearDownDebuggingTraces()
 
         protected virtual void SetupHttpClientPipeline()
         {
-            ProductInfoHeaderValue userAgentValue = new ProductInfoHeaderValue(
-                ModuleName, string.Format("v{0}", ModuleVersion));
-            AzureSession.ClientFactory.UserAgents.Add(userAgentValue);
+            AzureSession.ClientFactory.UserAgents.Add(new ProductInfoHeaderValue(ModuleName, string.Format("v{0}", ModuleVersion)));            
+            AzureSession.ClientFactory.UserAgents.Add(new ProductInfoHeaderValue(PSVERSION, string.Format("v{0}", PSVersion)));
+
             AzureSession.ClientFactory.AddHandler(
                 new CmdletInfoHandler(this.CommandRuntime.ToString(),
                     this.ParameterSetName, this._clientRequestId));

src/Common/Commands.Common/Commands.Common.csproj

@@ -139,7 +139,7 @@
     <Compile Include="AzurePSDataCollectionProfile.cs" />
     <Compile Include="AzurePowerShell.cs" />
     <Compile Include="AzureRmProfileProvider.cs" />
-    <Compile Include="AzureSMProfileProvder.cs" />
+    <Compile Include="AzureSMProfileProvider.cs" />
     <Compile Include="ConcurrentQueueExtensions.cs" />
     <Compile Include="Constants.cs" />
     <Compile Include="ContextExtensions.cs" />

src/ResourceManager/Profile/Commands.Profile.Test/LoginCmdletTests.cs

@@ -23,6 +23,9 @@
 using System.Reflection;
 using Xunit;
 using Xunit.Abstractions;
+using System.Collections.Generic;
+using System.Net.Http.Headers;
+using System.Diagnostics;
 
 namespace Microsoft.Azure.Commands.Profile.Test
 {
@@ -40,6 +43,42 @@ public LoginCmdletTests(ITestOutputHelper output)
             AzureRmProfileProvider.Instance.Profile = new AzureRMProfile();
         }
 
+        [Fact]
+        [Trait(Category.AcceptanceType, Category.CheckIn)]
+        public void GetPsVersionFromUserAgent()
+        {
+            var cmdlt = new AddAzureRMAccountCommand();
+
+            int preProcessingUserAgentCount = AzureSession.ClientFactory.UserAgents.Count;
+            Debug.WriteLine("UserAgents count prior to cmdLet processing = {0}", preProcessingUserAgentCount.ToString());
+            foreach (ProductInfoHeaderValue hv in AzureSession.ClientFactory.UserAgents)
+            {
+                Debug.WriteLine("Product:{0} - Version:{1}", hv.Product.Name, hv.Product.Version);
+            }
+
+            cmdlt.CommandRuntime = commandRuntimeMock;
+            cmdlt.SubscriptionId = "2c224e7e-3ef5-431d-a57b-e71f4662e3a6";
+            cmdlt.TenantId = "72f988bf-86f1-41af-91ab-2d7cd011db47";
+
+            cmdlt.InvokeBeginProcessing();
+            int postProcessingUserAgentCount = AzureSession.ClientFactory.UserAgents.Count;
+            Debug.WriteLine("UserAgents count prior to cmdLet post processing = {0}", postProcessingUserAgentCount.ToString());
+            Assert.True(AzureSession.ClientFactory.UserAgents.Count >= preProcessingUserAgentCount);
+            HashSet<ProductInfoHeaderValue> piHv = AzureSession.ClientFactory.UserAgents;
+            string psUserAgentString = string.Empty;
+
+            foreach(ProductInfoHeaderValue hv in piHv)
+            {
+                if(hv.Product.Name.Equals("PSVersion") && (!string.IsNullOrEmpty(hv.Product.Version)))
+                {
+                    psUserAgentString = string.Format("{0}-{1}", hv.Product.Name, hv.Product.Version);
+                }
+            }
+
+            Assert.NotEmpty(psUserAgentString);
+            Assert.Contains("PSVersion", psUserAgentString);
+        }
+
         [Fact]
         [Trait(Category.RunType, Category.LiveOnly)]
         public void LoginWithSubscriptionAndTenant()