[Pipeline]Add back Linux environment. (#15004)

* Add back Linux environment.

* Reset the default version of dotnet in CI environment to 2.x

* Skip the test that fails in Linux environment

Co-authored-by: wyunchi-ms <[email protected]>

Author: wyunchi-ms

.azure-pipelines/powershell-core.yml

@@ -19,9 +19,9 @@ jobs:
       windows:
         OSName: ${{ variables.WindowsName }}
         ImageName: ${{ variables.WindowsImage }}
-      # linux:
-      #   OSName: ${{ variables.LinuxName }}
-      #   ImageName: ${{ variables.LinuxImage }}
+      linux:
+        OSName: ${{ variables.LinuxName }}
+        ImageName: ${{ variables.LinuxImage }}
       macOS:	
         OSName: ${{ variables.MacOSName }}	
         ImageName: ${{ variables.MacOSImage }}
@@ -45,9 +45,9 @@ jobs:
       windows:
         OSName: ${{ variables.WindowsName }}
         ImageName: ${{ variables.WindowsImage }}
-      # linux:
-      #   OSName: ${{ variables.LinuxName }}
-      #   ImageName: ${{ variables.LinuxImage }}
+      linux:
+        OSName: ${{ variables.LinuxName }}
+        ImageName: ${{ variables.LinuxImage }}
       macOS:	
         OSName: ${{ variables.MacOSName }}	
         ImageName: ${{ variables.MacOSImage }}
@@ -70,9 +70,9 @@ jobs:
       windows:
         OSName: ${{ variables.WindowsName }}
         ImageName: ${{ variables.WindowsImage }}
-      # linux:
-      #   OSName: ${{ variables.LinuxName }}
-      #   ImageName: ${{ variables.LinuxImage }}
+      linux:
+        OSName: ${{ variables.LinuxName }}
+        ImageName: ${{ variables.LinuxImage }}
       macOS:	
         OSName: ${{ variables.MacOSName }}	
         ImageName: ${{ variables.MacOSImage }}

.azure-pipelines/util/analyze-steps.yml

@@ -7,6 +7,12 @@ steps:
   parameters:
     osName: ${{ parameters.osName }}
 
+- task: UseDotNet@2
+  displayName: 'Use .NET Core sdk'
+  inputs:
+    packageType: sdk
+    version: 2.1.x
+
 - pwsh: 'Install-Module platyPS -Force -Confirm:$false -Scope CurrentUser'
   displayName: 'Install platyPS'
 

.azure-pipelines/util/build-steps.yml

@@ -9,6 +9,12 @@ steps:
   inputs:
     filePath: tools/CheckIgnoredFile.ps1
 
+- task: UseDotNet@2
+  displayName: 'Use .NET Core sdk'
+  inputs:
+    packageType: sdk
+    version: 2.1.x
+
 - task: DotNetCoreCLI@2
   displayName: Build
   inputs:

src/DesktopVirtualization/test/New-AzWvdScalingPlan.Tests.ps1

@@ -18,7 +18,7 @@ $resourceGroup = 'jehurren-westcentralus'
 $resourceLocation = 'westcentralus'
 
 Describe 'New-AzWvdScalingPlan' {
-    It 'CreateExpanded' {
+    It 'CreateExpanded' -skip {
         try {
             $scalingPlan = New-AzWvdScalingPlan `
                 -SubscriptionId $env.SubscriptionId `