Add script for CIFeatureFlags and add schedule (#11297)

azure-pipelines-conditional-integration.yml

@@ -31,6 +31,20 @@ schedules:
     - main
   always: true # run the pipeline even if there are no code changes
 
+- cron: '0 */24 * * *'
+  displayName: FeatureFlags - ForceRuntimeCodeGeneration
+  branches:
+    include:
+    - main
+  always: true # run the pipeline even if there are no code changes
+
+- cron: '0 */24 * * *'
+  displayName: FeatureFlags - ForceRuntimeCodeGeneration,UseRazorCohostServer
+  branches:
+    include:
+    - main
+  always: true # run the pipeline even if there are no code changes
+
 stages:
 - stage: build
   displayName: Build

eng/pipelines/test-integration-job.yml

@@ -26,9 +26,13 @@ steps:
       -set
       -enable
       -flag "$(FeatureFlag)"
-    displayName: Set Feature Flags
+    displayName: Set Feature Flags From Variable
     condition: and(succeeded(), ne(variables['FeatureFlag'], ''))
 
+  - powershell: eng\scripts\CIFeatureFlags.ps1
+    displayName: CI Feature Flags
+    condition: and(succeeded(), startswith(variables['Build.CronSchedule.DisplayName'], 'FeatureFlags -'))
+
   - powershell: New-ItemProperty
       -Path "HKLM:\SYSTEM\CurrentControlSet\Control\FileSystem"
       -Name "LongPathsEnabled"

eng/scripts/CIFeatureFlags.ps1

@@ -0,0 +1,38 @@
+[CmdletBinding(PositionalBinding = $false)]
+param(
+    [string]$flags = ''
+)
+
+if ($flags -eq '') {
+    # Reads flags from the build name if not provided
+    # Example: FeatureFlags - ForceRuntimeCodeGeneration,UseRazorCohostServer
+    $flags = $env:Build_CronSchedule_DisplayName).Substring(0, 'FeatureFlags -'.Length)
+}
+
+# Matches src/Razor/src/Microsoft.VisualStudio.LanguageServices.Razor/WellKnownFeatureFlagNames.cs
+$knownFlags = @{
+    ShowAllCSharpCodeActions = "Razor.LSP.ShowAllCSharpCodeActions";
+    IncludeProjectKeyInGeneratedFilePath = "Razor.LSP.IncludeProjectKeyInGeneratedFilePath";
+    UsePreciseSemanticTokenRanges = "Razor.LSP.UsePreciseSemanticTokenRanges";
+    UseRazorCohostServer = "Razor.LSP.UseRazorCohostServer";
+    DisableRazorLanguageServer = "Razor.LSP.DisableRazorLanguageServer";
+    ForceRuntimeCodeGeneration = "Razor.LSP.ForceRuntimeCodeGeneration";
+    UseRoslynTokenizer = "Razor.LSP.UseRoslynTokenizer";
+}
+
+Write-Host "Setting flags from $flags"
+
+foreach ($flag in $flags.Split(',')) {
+    Write-Host "Searching for '$flag'"
+
+    $match = $knownFlags.Keys | ?{ $_ -ieq $flag } | select -first 1
+
+    if ($match -ne $NULL) {
+        $value = $knownFlags[$match]
+        Write-Host "$match -> $value"
+        Write-Host "Setting $value"
+        & "./featureFlag.ps1 -set -enable -flag $value"
+    }
+}
+
+Write-Host "Done setting flags"