wip

Author: SimaTian

eng/build.sh

@@ -15,6 +15,7 @@ done
 scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
 
 export MSBUILDUSESERVER=1
+export DOTNET_CLI_USE_MSBUILD_SERVER=1
 
 usage()
 {

eng/common/tools.sh

@@ -470,6 +470,8 @@ function MSBuild {
       Write-PipelineSetVariable -name "NUGET_PLUGIN_REQUEST_TIMEOUT_IN_SECONDS" -value "20"
       export MSBUILDUSESERVER=1
       Write-PipelineSetVariable -name "MSBUILDUSESERVER" -value "1"
+      export DOTNET_CLI_USE_MSBUILD_SERVER=1
+      Write-PipelineSetVariable -name "DOTNET_CLI_USE_MSBUILD_SERVER" -value "1"
     fi
 
     local toolset_dir="${_InitializeToolset%/*}"

eng/pipelines/common/global-build-job.yml

@@ -85,6 +85,10 @@ jobs:
         value: "1"
       - name: "env:MSBUILDUSESERVER"
         value: "1"
+      - name: "DOTNET_CLI_USE_MSBUILD_SERVER"
+        value: "1"
+      - name: "env:DOTNET_CLI_USE_MSBUILD_SERVER"
+        value: "1"
       - ${{ if eq(variables['System.TeamProject'], 'internal') }}:
           - group: DotNet-HelixApi-Access
           - group: AzureDevOps-Artifact-Feeds-Pats

eng/pipelines/common/templates/global-build-step.yml

@@ -15,6 +15,7 @@ steps:
     displayName: ${{ parameters.displayName }}
     env:
       MSBUILDUSESERVER: '1'
+      DOTNET_CLI_USE_MSBUILD_SERVER: '1'
     ${{ if eq(parameters.useContinueOnErrorDuringBuild, true) }}:
       continueOnError: ${{ parameters.shouldContinueOnError }}
     ${{ if ne(parameters.container, '') }}:

src/installer/tests/TestUtils/DotNetCli.cs

@@ -46,7 +46,8 @@ public Command Exec(string command, params string[] args)
             newArgs.Insert(0, command);
 
             return Command.Create(DotnetExecutablePath, newArgs)
-		.EnvironmentVariable("MSBUILDUSESERVER", "1")
+		        .EnvironmentVariable("MSBUILDUSESERVER", "1")
+		        .EnvironmentVariable("DOTNET_CLI_USE_MSBUILD_SERVER", "1")
                 .EnvironmentVariable("DOTNET_SKIP_FIRST_TIME_EXPERIENCE", "1")
                 .MultilevelLookup(false); // Avoid looking at machine state by default
         }