Allow incremental servicing of packages and more packaging infra cleanup (#46447)

* More packaging cleanup

* Add incremental package servicing throughout the repo

* Update dependencies to 6.0.0-beta.20630.3

30 files changed, 79 insertions, 143 deletions

diff --git a/Directory.Build.props b/Directory.Build.props
index 3d391c4b443..dad14cfa30c 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -207,9 +207,9 @@
   <!-- Packaging -->
   <PropertyGroup>
     <GitHubRepositoryName>runtime</GitHubRepositoryName>
-    <RepositoryUrl>git://github.com/dotnet/runtime</RepositoryUrl>
-    <ProjectUrl>https://github.com/dotnet/runtime</ProjectUrl>
-    <LicenseUrl>https://github.com/dotnet/runtime/blob/master/LICENSE.TXT</LicenseUrl>
+    <RepositoryUrl>git://github.com/dotnet/$(GitHubRepositoryName)</RepositoryUrl>
+    <ProjectUrl>https://github.com/dotnet/$(GitHubRepositoryName)</ProjectUrl>
+    <LicenseUrl>https://github.com/dotnet/$(GitHubRepositoryName)/blob/master/LICENSE.TXT</LicenseUrl>
     <RuntimeIdGraphDefinitionFile>$([MSBuild]::NormalizePath('$(LibrariesProjectRoot)', 'pkg', 'Microsoft.NETCore.Platforms', 'runtime.json'))</RuntimeIdGraphDefinitionFile>
     <LicenseFile>$(MSBuildThisFileDirectory)LICENSE.TXT</LicenseFile>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
@@ -220,14 +220,19 @@
     <!-- Keep it in sync with PRERELEASE in eng/native/configureplatform.cmake -->
     <IsPrerelease>true</IsPrerelease>
     <IsExperimentalAssembly>$(MSBuildProjectName.Contains('Experimental'))</IsExperimentalAssembly>
+    <IsPrivateAssembly>$(MSBuildProjectName.Contains('Private'))</IsPrivateAssembly>
     <!-- Experimental packages should not be stable -->
-    <SuppressFinalPackageVersion Condition="'$(SuppressFinalPackageVersion)' == '' and $(IsExperimentalAssembly)">true</SuppressFinalPackageVersion>
+    <SuppressFinalPackageVersion Condition="'$(SuppressFinalPackageVersion)' == '' and ($(IsExperimentalAssembly) or $(IsPrivateAssembly))">true</SuppressFinalPackageVersion>
     <IsShippingAssembly Condition="$(IsExperimentalAssembly)">false</IsShippingAssembly>
     <!-- We don't want Private packages to be shipped to NuGet.org -->
     <IsShippingPackage Condition="($(MSBuildProjectName.Contains('Private')) or $(IsExperimentalAssembly)) and '$(MSBuildProjectExtension)' == '.pkgproj'">false</IsShippingPackage>
-    <!-- Set IsPackable true for all pkgproj as Arcade unconditionally overrides the value. -->
-    <IsPackable Condition="'$(MSBuildProjectExtension)' == '.pkgproj'">true</IsPackable>
+    <!-- A package isn't generated (in traversal builds) if in servicing or in runtimelab. Intended to be overridden at project level. -->
+    <GeneratePackage Condition="'$(GeneratePackage)' == ''">true</GeneratePackage>
+    <GeneratePackage Condition="(('$(PreReleaseVersionLabel)' == 'servicing' or
+                                  '$(RepositoryName)' == 'runtimelab') and
+                                 '$(BuildAllProjects)' == 'true')">false</GeneratePackage>
   </PropertyGroup>
+  
 
   <!-- Language configuration -->
   <PropertyGroup>
diff --git a/Directory.Build.targets b/Directory.Build.targets
index 764d12bb822..e84ae45d03b 100644
--- a/Directory.Build.targets
+++ b/Directory.Build.targets
@@ -1,4 +1,4 @@
-<Project InitialTargets="ErrorForMissingPackageDescription">
+<Project InitialTargets="ErrorForMissingPackageDescription;_OverridePackDependsOn">
   <PropertyGroup>
     <!--
     For non-SDK projects that import this file and then import Microsoft.Common.targets,
@@ -53,4 +53,13 @@
           Condition="'$(IsPackable)' == 'true' and '$(PackageDescription)' == ''">
     <Error Text="Required property 'PackageDescription' is missing for $(MSBuildProjectName)." />
   </Target>
+
+  <!-- <GeneratePackage /> controls if a package should be created by clearing out <PackDependsOn />. -->
+  <Target Name="_OverridePackDependsOn"
+          Condition="'$(IsPackable)' == 'true' and
+                     '$(GeneratePackage)' != 'true'">
+    <PropertyGroup>
+      <PackDependsOn />
+    </PropertyGroup>
+  </Target>
 </Project>
\ No newline at end of file
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index eaa6e843fb4..0f984d249f9 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -6,7 +6,7 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="6.0.0-beta.20621.12">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="6.0.0-beta.20630.3">
       <Uri>https://github.com/dotnet/arcade</Uri>
       <Sha>3ba79fbd73d6765b67d0f75ac9dac148d6bea346</Sha>
     </Dependency>
@@ -38,7 +38,7 @@
       <Uri>https://github.com/dotnet/arcade</Uri>
       <Sha>3ba79fbd73d6765b67d0f75ac9dac148d6bea346</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Build.Tasks.Packaging" Version="6.0.0-beta.20621.12">
+    <Dependency Name="Microsoft.DotNet.Build.Tasks.Packaging" Version="6.0.0-beta.20630.3">
       <Uri>https://github.com/dotnet/arcade</Uri>
       <Sha>3ba79fbd73d6765b67d0f75ac9dac148d6bea346</Sha>
     </Dependency>
diff --git a/eng/Versions.props b/eng/Versions.props
index 3de3283befd..888a0119503 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -55,7 +55,7 @@
     <MicrosoftDotNetXUnitExtensionsVersion>6.0.0-beta.20621.12</MicrosoftDotNetXUnitExtensionsVersion>
     <MicrosoftDotNetXUnitConsoleRunnerVersion>2.5.1-beta.20621.12</MicrosoftDotNetXUnitConsoleRunnerVersion>
     <MicrosoftDotNetBuildTasksArchivesVersion>6.0.0-beta.20621.12</MicrosoftDotNetBuildTasksArchivesVersion>
-    <MicrosoftDotNetBuildTasksPackagingVersion>6.0.0-beta.20621.12</MicrosoftDotNetBuildTasksPackagingVersion>
+    <MicrosoftDotNetBuildTasksPackagingVersion>6.0.0-beta.20630.3</MicrosoftDotNetBuildTasksPackagingVersion>
     <MicrosoftDotNetBuildTasksInstallersVersion>6.0.0-beta.20621.12</MicrosoftDotNetBuildTasksInstallersVersion>
     <MicrosoftDotNetRemoteExecutorVersion>6.0.0-beta.20621.12</MicrosoftDotNetRemoteExecutorVersion>
     <MicrosoftDotNetVersionToolsTasksVersion>6.0.0-beta.20621.12</MicrosoftDotNetVersionToolsTasksVersion>
diff --git a/eng/packaging.props b/eng/packaging.props
index 5a2eee17fe5..07c8426ec49 100644
--- a/eng/packaging.props
+++ b/eng/packaging.props
@@ -31,13 +31,6 @@
 
   <PropertyGroup>
     <PkgProjPath>$(MSBuildProjectDirectory)\..\pkg\$(MSBuildProjectName).pkgproj</PkgProjPath>
-    <!-- Controls if packages for libraries should be created in (traversal) builds. -->
-    <PackAllLibraries Condition="'$(PackAllLibraries)' == '' and
-                                 ('$(PreReleaseVersionLabel)' != 'servicing' or
-                                  '$(BuildAllProjects)' != 'true')">true</PackAllLibraries>
-    <IsPackable Condition="('$(MSBuildProjectExtension)' == '.pkgproj' or
-                            ('$(IsSourceProject)' == 'true' and Exists('$(PkgProjPath)'))) and
-                           '$(PackAllLibraries)' == 'true'">true</IsPackable>
   </PropertyGroup>
 
   <Import Condition="Exists('$(PkgDir)baseline\baseline.props') and '$(MSBuildProjectExtension)' == '.pkgproj'" Project="$(PkgDir)baseline\baseline.props" />
diff --git a/eng/packaging.targets b/eng/packaging.targets
index 30a8caa5cbc..1f19f57c98a 100644
--- a/eng/packaging.targets
+++ b/eng/packaging.targets
@@ -1,4 +1,4 @@
-<Project InitialTargets="_OverridePackDependsOn">
+<Project InitialTargets="_OverridePackDependsOnForCsProjToPkgProj">
   <!--     There are some packages where we require only one ref for a specific framework to be present. In order to avoid problems with this package when targetting 
            dektop with RAR we will make sure there are no exclude=compile references in the package.
     For more info, please check issues:
@@ -27,12 +27,13 @@
                       '%(Dependency.Identity)' != '_._'" />
   </Target>
 
-  <Target Name="_OverridePackDependsOn"
-          Condition="'$(IsSourceProject)' == 'true' and
-                     '$(IsPackable)' == 'true' and
+  <!-- Point to the custom pack target which invokes the pkgproj from a source csproj. -->
+  <Target Name="_OverridePackDependsOnForCsProjToPkgProj"
+          Condition="'$(GeneratePackage)' == 'true' and
+                     '$(IsSourceProject)' == 'true' and
                      Exists('$(PkgProjPath)')">
     <PropertyGroup>
-      <!-- Point to the custom pack target which invokes the pkgproj. -->
+      <IsPackable>true</IsPackable>
       <PackDependsOn>_BuildPkgProj</PackDependsOn>
     </PropertyGroup>
   </Target>
diff --git a/global.json b/global.json
index 83ebf476de6..a74a53a8bd6 100644
--- a/global.json
+++ b/global.json
@@ -13,7 +13,7 @@
   },
   "msbuild-sdks": {
     "Microsoft.DotNet.Build.Tasks.TargetFramework.Sdk": "6.0.0-beta.20621.12",
-    "Microsoft.DotNet.Arcade.Sdk": "6.0.0-beta.20621.12",
+    "Microsoft.DotNet.Arcade.Sdk": "6.0.0-beta.20630.3",
     "Microsoft.DotNet.Build.Tasks.SharedFramework.Sdk": "6.0.0-beta.20621.12",
     "Microsoft.DotNet.Helix.Sdk": "6.0.0-beta.20621.12",
     "Microsoft.DotNet.SharedFramework.Sdk": "6.0.0-beta.20621.12",
diff --git a/src/coreclr/.nuget/Directory.Build.props b/src/coreclr/.nuget/Directory.Build.props
index 1e0b60ec47c..c8c468ebc60 100644
--- a/src/coreclr/.nuget/Directory.Build.props
+++ b/src/coreclr/.nuget/Directory.Build.props
@@ -1,17 +1,32 @@
-<?xml version="1.0" encoding="utf-8"?>
 <Project>
-
   <!-- Packaging projects (.pkgproj) are non-SDK-style, so they need to directly import Directory.Build.props -->
-  <Import Project="../Directory.Build.props" />
-
+  <Import Project="..\Directory.Build.props" />
   <Import Project="$(NuGetPackageRoot)\microsoft.dotnet.build.tasks.packaging\$(MicrosoftDotNetBuildTasksPackagingVersion)\build\Microsoft.DotNet.Build.Tasks.Packaging.props" />
 
-  <Import Project="packaging.props" />
-
   <PropertyGroup>
-    <!-- defined in Packaging.targets, but we need this before targets are imported -->
+    <!-- Defined in Packaging.targets, but we need this before targets are imported -->
+    <PackagePlatform Condition="'$(PackagePlatform)' == ''">$(Platform)</PackagePlatform>
+    <PackagePlatform Condition="'$(PackagePlatform)' == 'amd64'">x64</PackagePlatform>
+    <MinOSForArch>win7</MinOSForArch>
+    <MinOSForArch Condition="'$(PackagePlatform)' == 'arm'">win8</MinOSForArch>
+    <MinOSForArch Condition="'$(PackagePlatform)' == 'arm64'">win10</MinOSForArch>
     <PackagePlatform>AnyCPU</PackagePlatform>
 
+    <PackageIndexFile>$(MSBuildThisFileDirectory)packageIndex.json</PackageIndexFile>
+
+    <!-- coreclr doesn't currently use the index so don't force it to be in sync -->
+    <SkipIndexCheck>true</SkipIndexCheck>
+
+    <!-- Central place to set the versions of all nuget packages produced in the repo -->
+    <PackageVersion Condition="'$(PackageVersion)' == ''">6.0.0</PackageVersion>
+    <StableVersion Condition="'$(StabilizePackageVersion)' == 'true' and '$(StableVersion)' == ''">$(PackageVersion)</StableVersion>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageIndex Condition="'$(MSBuildProjectExtension)' == '.pkgproj'" Include="$(PackageIndexFile)" />
+  </ItemGroup>
+
+  <PropertyGroup>
     <!-- build the transport package which includes product and symbols in addition to standard packages
     This is a legacy setting as we tend to use symbol packages for symbol indexing and we don't use
     transport packages to flow dependencies anymore -->
diff --git a/src/coreclr/.nuget/Directory.Build.targets b/src/coreclr/.nuget/Directory.Build.targets
index eeab2931cf8..365d5ed7a9c 100644
--- a/src/coreclr/.nuget/Directory.Build.targets
+++ b/src/coreclr/.nuget/Directory.Build.targets
@@ -1,8 +1,5 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-
-  <Import Project="../Directory.Build.targets" />
-
+<Project>
+  <Import Project="..\Directory.Build.targets" />
   <Import Project="$(NuGetPackageRoot)\microsoft.dotnet.build.tasks.packaging\$(MicrosoftDotNetBuildTasksPackagingVersion)\build\Microsoft.DotNet.Build.Tasks.Packaging.targets" />
 
   <!--
diff --git a/src/coreclr/.nuget/Microsoft.CrossOsDiag.Private.CoreCLR/Microsoft.CrossOsDiag.Private.CoreCLR.proj b/src/coreclr/.nuget/Microsoft.CrossOsDiag.Private.CoreCLR/Microsoft.CrossOsDiag.Private.CoreCLR.proj
index 1b1eb74c02a..3d55714b489 100644
--- a/src/coreclr/.nuget/Microsoft.CrossOsDiag.Private.CoreCLR/Microsoft.CrossOsDiag.Private.CoreCLR.proj
+++ b/src/coreclr/.nuget/Microsoft.CrossOsDiag.Private.CoreCLR/Microsoft.CrossOsDiag.Private.CoreCLR.proj
@@ -1,17 +1,15 @@
-<Project>
-  <Import Sdk="Microsoft.Build.Traversal" Project="Sdk.props" />
-
+<Project Sdk="Microsoft.Build.Traversal">
   <PropertyGroup>
     <BuildIdentityPackage>false</BuildIdentityPackage>
     <SupportedRids>linux-x64;linux-musl-x64;linux-arm64;linux-musl-arm64;linux-arm;linux-musl-arm</SupportedRids>
   </PropertyGroup>
 
-  <Target Name="VerifyCrossDacProperties" BeforeTargets="Build">
+  <Target Name="VerifyCrossDacProperties" BeforeTargets="Build;Pack">
     <Error Condition="'$(CrossDacArtifactsDir)' == '' or !Exists('$(CrossDacArtifactsDir)')"
           Text="Packaging the Cross OS DAC requires property CrossDacArtifactsDir to to a path containing all cross OS DAC assets needed." />
   </Target>
 
-  <Target Name="FilterSupportedCrossOsDacPackages" BeforeTargets="Build">
+  <Target Name="FilterSupportedCrossOsDacPackages" BeforeTargets="Build;Pack">
     <ItemGroup>
       <_projectsToBuild Include="@(Project)" Condition="$(SupportedRids.Contains('%(Project.PackageTargetRuntime)'))">
         <AdditionalProperties Condition="'%(Project.PackageTargetRuntime)' == 'linux-x64'">%(AdditionalProperties);CrossDacBinRoot=$(CrossDacArtifactsDir)/Linux.x64.$(Configuration)/x64</AdditionalProperties>
@@ -29,8 +27,4 @@
   </Target>
 
   <Import Project="$([MSBuild]::GetPathOfFileAbove(versioning.targets))" />
-  <Import Sdk="Microsoft.Build.Traversal" Project="Sdk.targets" />
-
-  <!-- Ordering matters! Overwriting the Pack target which should just invoke Build. -->
-  <Target Name="Pack" DependsOnTargets="Build" />
 </Project>
diff --git a/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/sdk/Sdk.props b/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/sdk/Sdk.props
index d539c1d84bf..95af489da45 100644
--- a/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/sdk/Sdk.props
+++ b/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/sdk/Sdk.props
@@ -12,10 +12,6 @@ Copyright (c) .NET Foundation. All rights reserved.
 -->
 <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
 
-  <PropertyGroup>
-    <MSBuildAllProjects>$(MSBuildThisFileFullPath);$(MSBuildAllProjects)</MSBuildAllProjects>
-  </PropertyGroup>
-
   <Import Project="Sdk.props" Sdk="Microsoft.NET.Sdk" />
 
 </Project>
diff --git a/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/sdk/Sdk.targets b/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/sdk/Sdk.targets
index 564ef191b95..71abf1b1566 100644
--- a/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/sdk/Sdk.targets
+++ b/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/sdk/Sdk.targets
@@ -13,7 +13,6 @@ Copyright (c) .NET Foundation. All rights reserved.
 <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
 
   <PropertyGroup>
-    <MSBuildAllProjects>$(MSBuildThisFileFullPath);$(MSBuildAllProjects)</MSBuildAllProjects>
     <LanguageTargets Condition="'$(MSBuildProjectExtension)' == '.ilproj'">$(MSBuildThisFileDirectory)..\targets\Microsoft.NET.Sdk.IL.Common.targets</LanguageTargets>
   </PropertyGroup>
 
diff --git a/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/targets/Microsoft.NET.Sdk.IL.targets b/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/targets/Microsoft.NET.Sdk.IL.targets
index 6a286e91706..f9badfc166c 100644
--- a/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/targets/Microsoft.NET.Sdk.IL.targets
+++ b/src/coreclr/.nuget/Microsoft.NET.Sdk.IL/targets/Microsoft.NET.Sdk.IL.targets
@@ -13,7 +13,6 @@ Copyright (c) .NET Foundation. All rights reserved.
 <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
 
   <PropertyGroup>
-    <MSBuildAllProjects>$(MSBuildThisFileFullPath);$(MSBuildAllProjects)</MSBuildAllProjects>
     <DefaultLanguageSourceExtension>.il</DefaultLanguageSourceExtension>
     <Language>IL</Language>
     <TargetRuntime>Managed</TargetRuntime>
diff --git a/src/coreclr/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.proj b/src/coreclr/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.proj
index 85918b379ea..0ee4b7e705f 100644
--- a/src/coreclr/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.proj
+++ b/src/coreclr/.nuget/Microsoft.NETCore.ILAsm/Microsoft.NETCore.ILAsm.proj
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="utf-8"?>
 <Project Sdk="Microsoft.Build.Traversal">
   <ItemGroup>
     <!-- identity project, runtime specific projects are included by props above -->
diff --git a/src/coreclr/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.proj b/src/coreclr/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.proj
index 85918b379ea..0ee4b7e705f 100644
--- a/src/coreclr/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.proj
+++ b/src/coreclr/.nuget/Microsoft.NETCore.ILDAsm/Microsoft.NETCore.ILDAsm.proj
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="utf-8"?>
 <Project Sdk="Microsoft.Build.Traversal">
   <ItemGroup>
     <!-- identity project, runtime specific projects are included by props above -->
diff --git a/src/coreclr/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.proj b/src/coreclr/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.proj
index 85918b379ea..0ee4b7e705f 100644
--- a/src/coreclr/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.proj
+++ b/src/coreclr/.nuget/Microsoft.NETCore.TestHost/Microsoft.NETCore.TestHost.proj
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="utf-8"?>
 <Project Sdk="Microsoft.Build.Traversal">
   <ItemGroup>
     <!-- identity project, runtime specific projects are included by props above -->
diff --git a/src/coreclr/.nuget/builds.targets b/src/coreclr/.nuget/builds.targets
index 66d4f4e0661..6ae3bf8afcb 100644
--- a/src/coreclr/.nuget/builds.targets
+++ b/src/coreclr/.nuget/builds.targets
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="utf-8"?>
 <Project>
   <PropertyGroup Condition="'$(BuildIdentityPackage)' == ''">
     <BuildIdentityPackage>true</BuildIdentityPackage>
@@ -12,7 +11,7 @@
     <BuildIdentityPackage Condition="'$(BuildingAnOfficialBuildLeg)' == 'true' AND ('$(OS)' != 'Windows_NT' OR '$(TargetArchitecture)' != 'x64')">false</BuildIdentityPackage>
   </PropertyGroup>
 
-  <Target Name="FilterProjects" BeforeTargets="Build">
+  <Target Name="FilterProjects" BeforeTargets="Build;Pack">
     <Error Condition="'$(PackageRID)' == ''" Text="'PackageRID' property must be specified."/>
 
     <!-- Only build packages for current RID or non-RID-specific -->
diff --git a/src/coreclr/.nuget/coreclr-packages.proj b/src/coreclr/.nuget/coreclr-packages.proj
index 83b95cd3748..b2ee204645b 100644
--- a/src/coreclr/.nuget/coreclr-packages.proj
+++ b/src/coreclr/.nuget/coreclr-packages.proj
@@ -1,7 +1,9 @@
-<Project>
-  <Import Sdk="Microsoft.Build.Traversal" Project="Sdk.props" />
+<Project Sdk="Microsoft.Build.Traversal" DefaultTargets="Pack">
+  <PropertyGroup>
+    <TraversalGlobalProperties>BuildAllProjects=true</TraversalGlobalProperties>
+  </PropertyGroup>
 
-  <ItemGroup Condition="'$(TargetsWindows)'=='true' OR '$(DotNetBuildFromSource)'=='true'">
+  <ItemGroup Condition="'$(TargetOS)' == 'windows' or '$(DotNetBuildFromSource)' == 'true'">
     <ProjectReference Include="Microsoft.NET.Sdk.IL\Microsoft.NET.Sdk.IL.pkgproj" />
     <ProjectReference Include="Microsoft.ILVerification\Microsoft.ILVerification.pkgproj" />
     <ProjectReference Include="dotnet-ilverify\dotnet-ilverify.pkgproj" />
@@ -13,10 +15,5 @@
     <ProjectReference Include="Microsoft.NETCore.ILDAsm\Microsoft.NETCore.ILDAsm.proj" />
   </ItemGroup>
 
-
   <Import Project="versioning.targets" />
-  <Import Sdk="Microsoft.Build.Traversal" Project="Sdk.targets" />
-
-  <!-- Ordering matters! Overwriting the Pack target which should just invoke Build. -->
-  <Target Name="Pack" DependsOnTargets="Build" />
 </Project>
diff --git a/src/coreclr/.nuget/packaging.props b/src/coreclr/.nuget/packaging.props
deleted file mode 100644
index 3354bcf8230..00000000000
--- a/src/coreclr/.nuget/packaging.props
+++ /dev/null
@@ -1,25 +0,0 @@
-<Project>
-  <PropertyGroup>
-    <!-- Defined in Packaging.targets, but we need this before targets are imported -->
-    <PackagePlatform Condition="'$(PackagePlatform)' == ''">$(Platform)</PackagePlatform>
-    <PackagePlatform Condition="'$(PackagePlatform)' == 'amd64'">x64</PackagePlatform>
-    <MinOSForArch>win7</MinOSForArch>
-    <MinOSForArch Condition="'$(PackagePlatform)' == 'arm'">win8</MinOSForArch>
-    <MinOSForArch Condition="'$(PackagePlatform)' == 'arm64'">win10</MinOSForArch>
-
-    <PackageIndexFile>$(MSBuildThisFileDirectory)packageIndex.json</PackageIndexFile>
-
-    <!-- coreclr doesn't currently use the index so don't force it to be in sync -->
-    <SkipIndexCheck>true</SkipIndexCheck>
-
-    <!-- Central place to set the versions of all nuget packages produced in the repo -->
-    <PackageVersion Condition="'$(PackageVersion)' == ''">6.0.0</PackageVersion>
-    <!-- Set the boolean below to true to generate packages with stabilized versions -->
-    <StabilizePackageVersion Condition="'$(StabilizePackageVersion)' == ''">false</StabilizePackageVersion>
-    <StableVersion Condition="'$(StabilizePackageVersion)' == 'true' and '$(StableVersion)' == ''">$(PackageVersion)</StableVersion>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageIndex Condition="'$(MSBuildProjectExtension)' == '.pkgproj'" Include="$(PackageIndexFile)" />
-  </ItemGroup>
-</Project>
diff --git a/src/coreclr/.nuget/versioning.targets b/src/coreclr/.nuget/versioning.targets
index 6c7ccd3ebc3..f986cdcd987 100644
--- a/src/coreclr/.nuget/versioning.targets
+++ b/src/coreclr/.nuget/versioning.targets
@@ -4,7 +4,7 @@
        We depend on this private Arcade target instead of the SDK-defined GetAssemblyVersion since the packaging
        build does not use the .NET SDK -->
   <Target Name="UpdateAdditionalProperties"
-          BeforeTargets="Build"
+          BeforeTargets="Build;Pack"
           DependsOnTargets="_InitializeAssemblyVersion">
     <ItemGroup>
       <!-- Pass the FileVersion calculated by _InitializeAssemblyVersion to referenced projects -->
diff --git a/src/coreclr/dir.traversal.targets b/src/coreclr/dir.traversal.targets
deleted file mode 100644
index 96ad070bb4a..00000000000
--- a/src/coreclr/dir.traversal.targets
+++ /dev/null
@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
-  <Import Project="$(MSBuildToolsPath)\Microsoft.Common.targets" />
-
-  <Target Name="Build">
-    <!-- To Serialize we use msbuild's batching functionality '%' to force it to batch all similar projects with the same identity 
-         however since the project names are unique it will essentially force each to run in its own batch -->
-    <MSBuild Targets="Build" Projects="@(Project)" Condition="'$(SerializeProjects)'=='true'" Properties="Dummy=%(Identity)"/>
-    <MSBuild Targets="Build" Projects="@(Project)" Condition="'$(SerializeProjects)'!='true'" BuildInParallel="true" />
-  </Target>
-
-  <Target Name="Clean">
-    <!-- To Serialize we use msbuild's batching functionality '%' to force it to batch all similar projects with the same identity 
-         however since the project names are unique it will essentially force each to run in its own batch -->
-    <MSBuild Targets="Clean" Projects="@(Project)" Condition="'$(SerializeProjects)'=='true'" Properties="Dummy=%(Identity)"/>
-    <MSBuild Targets="Clean" Projects="@(Project)" Condition="'$(SerializeProjects)'!='true'" BuildInParallel="true" />
-  </Target>
-
-  <Target Name="Rebuild" DependsOnTargets="Clean;Build" />
-</Project>
\ No newline at end of file
diff --git a/src/installer/pkg/projects/host-packages.proj b/src/installer/pkg/projects/host-packages.proj
index 705c3c92dcc..db9a28ff1a0 100644
--- a/src/installer/pkg/projects/host-packages.proj
+++ b/src/installer/pkg/projects/host-packages.proj
@@ -1,5 +1,7 @@
-<Project>
-  <Import Sdk="Microsoft.Build.Traversal" Project="Sdk.props" />
+<Project Sdk="Microsoft.Build.Traversal" DefaultTargets="Pack">
+  <PropertyGroup>
+    <TraversalGlobalProperties>BuildAllProjects=true</TraversalGlobalProperties>
+  </PropertyGroup>
 
   <ItemGroup>
     <ProjectReference Include="Microsoft.NETCore.DotNetAppHost\Microsoft.NETCore.DotNetAppHost.pkgproj" />
@@ -8,9 +10,4 @@
     <ProjectReference Include="Microsoft.NETCore.DotNetHostResolver\Microsoft.NETCore.DotNetHostResolver.pkgproj" />
     <ProjectReference Include="@(ProjectReference)" AdditionalProperties="PackageTargetRuntime=$(OutputRid)" />
   </ItemGroup>
-
-  <Import Sdk="Microsoft.Build.Traversal" Project="Sdk.targets" />
-
-  <!-- Ordering matters! Overwriting the Pack target which should just invoke Build. -->
-  <Target Name="Pack" DependsOnTargets="Build" />
 </Project>
diff --git a/src/libraries/pkg/Directory.Build.props b/src/libraries/pkg/Directory.Build.props
index de0f39ad4d7..4c9f061316e 100644
--- a/src/libraries/pkg/Directory.Build.props
+++ b/src/libraries/pkg/Directory.Build.props
@@ -39,9 +39,4 @@
     <Project Include="@(_project->'$(MSBuildProjectName).pkgproj')" />
   </ItemGroup>
 
-  <PropertyGroup>
-    <!-- SuppressFinalPackageVersion on private packages by default -->
-    <SuppressFinalPackageVersion Condition="'$(SuppressFinalPackageVersion)' == '' and $(MSBuildProjectName.Contains('Private'))">true</SuppressFinalPackageVersion>
-  </PropertyGroup>
-
 </Project>
diff --git a/src/libraries/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.proj b/src/libraries/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.proj
index 059a85c0247..2f057db4945 100644
--- a/src/libraries/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.proj
+++ b/src/libraries/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.proj
@@ -1,7 +1,7 @@
 <Project DefaultTargets="Build">
   <Import Project="$([MSBuild]::GetPathOfFileAbove(Directory.Build.props))" />
 
-  <ItemGroup Condition="'$(PackAllLibraries)' == 'true' And ('$(BuildingAnOfficialBuildLeg)' != 'true' Or '$(BuildAllConfigurations)' == 'true')">
+  <ItemGroup Condition="'$(BuildingAnOfficialBuildLeg)' != 'true' Or '$(BuildAllConfigurations)' == 'true'">
     <Project Include="Microsoft.NETCore.Platforms.pkgproj" />
   </ItemGroup>
 
diff --git a/src/libraries/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.proj b/src/libraries/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.proj
index 5e5f59ceed9..e4f0168e85a 100644
--- a/src/libraries/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.proj
+++ b/src/libraries/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.proj
@@ -1,7 +1,7 @@
 <Project DefaultTargets="Build">
   <Import Project="$([MSBuild]::GetPathOfFileAbove(Directory.Build.props))" />
 
-  <ItemGroup Condition="'$(PackAllLibraries)' == 'true' And ('$(BuildingAnOfficialBuildLeg)' != 'true' Or '$(BuildAllConfigurations)' == 'true')">
+  <ItemGroup Condition="'$(BuildingAnOfficialBuildLeg)' != 'true' Or '$(BuildAllConfigurations)' == 'true'">
     <Project Include="Microsoft.NETCore.Targets.pkgproj"/>
   </ItemGroup>
 
diff --git a/src/libraries/pkg/runtime.native.System.IO.Ports/netcoreapp.rids.props b/src/libraries/pkg/runtime.native.System.IO.Ports/netcoreapp.rids.props
index bb1e49feec9..c5cf15fa735 100644
--- a/src/libraries/pkg/runtime.native.System.IO.Ports/netcoreapp.rids.props
+++ b/src/libraries/pkg/runtime.native.System.IO.Ports/netcoreapp.rids.props
@@ -1,5 +1,5 @@
 <Project>
-  <ItemGroup Condition="'$(PackAllLibraries)' == 'true'">
+  <ItemGroup Condition="'$(GeneratePackage)' == 'true'">
     <BuildRID Include="linux-arm">
       <Platform>arm</Platform>
     </BuildRID>
diff --git a/src/libraries/pkg/runtime.native.System.IO.Ports/runtime.native.System.IO.Ports.proj b/src/libraries/pkg/runtime.native.System.IO.Ports/runtime.native.System.IO.Ports.proj
index 07146c206fd..a1ec1ea4bd1 100644
--- a/src/libraries/pkg/runtime.native.System.IO.Ports/runtime.native.System.IO.Ports.proj
+++ b/src/libraries/pkg/runtime.native.System.IO.Ports/runtime.native.System.IO.Ports.proj
@@ -1,7 +1,7 @@
 <Project DefaultTargets="Build">
   <Import Project="$([MSBuild]::GetPathOfFileAbove(Directory.Build.props))" />
 
-  <ItemGroup Condition="'$(PackAllLibraries)' == 'true' And '$(BuildAllConfigurations)' == 'true'">
+  <ItemGroup Condition="'$(BuildAllConfigurations)' == 'true'">
     <!-- identity project built in AllConfigurations leg, runtime specific projects are included through netcoreapp.rids.props -->
     <Project Include="$(MSBuildProjectName).pkgproj" />
   </ItemGroup>
diff --git a/src/mono/netcore/nuget/Directory.Build.props b/src/mono/netcore/nuget/Directory.Build.props
index 4630ccface1..10b898493df 100644
--- a/src/mono/netcore/nuget/Directory.Build.props
+++ b/src/mono/netcore/nuget/Directory.Build.props
@@ -1,5 +1,4 @@
 <Project>
-
   <!-- Packaging projects (.pkgproj) are non-SDK-style, so they need to directly import Directory.Build.props -->
   <Import Project="..\..\Directory.Build.props" />
   <Import Project="$(NuGetPackageRoot)\microsoft.dotnet.build.tasks.packaging\$(MicrosoftDotNetBuildTasksPackagingVersion)\build\Microsoft.DotNet.Build.Tasks.Packaging.props" />
@@ -13,13 +12,10 @@
     
     <!-- Central place to set the versions of all nuget packages produced in the repo -->
     <PackageVersion Condition="'$(PackageVersion)' == ''">6.0.0</PackageVersion>
-    <!-- Set the boolean below to true to generate packages with stabilized versions -->
-    <StabilizePackageVersion Condition="'$(StabilizePackageVersion)' == ''">false</StabilizePackageVersion>
     <StableVersion Condition="'$(StabilizePackageVersion)' == 'true' and '$(StableVersion)' == ''">$(PackageVersion)</StableVersion>
   </PropertyGroup>
 
   <ItemGroup>
     <PackageIndex Condition="'$(MSBuildProjectExtension)' == '.pkgproj'" Include="$(PackageIndexFile)" />
   </ItemGroup>
-
 </Project>
diff --git a/src/mono/netcore/nuget/Directory.Build.targets b/src/mono/netcore/nuget/Directory.Build.targets
index 568d3d34aed..bb62b358d1b 100644
--- a/src/mono/netcore/nuget/Directory.Build.targets
+++ b/src/mono/netcore/nuget/Directory.Build.targets
@@ -1,8 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-
-  <Import Project="../../Directory.Build.targets" />
-
+<Project>
+  <Import Project="..\..\Directory.Build.targets" />
   <Import Project="$(NuGetPackageRoot)\microsoft.dotnet.build.tasks.packaging\$(MicrosoftDotNetBuildTasksPackagingVersion)\build\Microsoft.DotNet.Build.Tasks.Packaging.targets" />
-
 </Project>
diff --git a/src/mono/netcore/nuget/mono-packages.proj b/src/mono/netcore/nuget/mono-packages.proj
index ffb83694dcf..0bea7633761 100644
--- a/src/mono/netcore/nuget/mono-packages.proj
+++ b/src/mono/netcore/nuget/mono-packages.proj
@@ -1,5 +1,7 @@
-<Project>
-  <Import Sdk="Microsoft.Build.Traversal" Project="Sdk.props" />
+<Project Sdk="Microsoft.Build.Traversal" DefaultTargets="Pack">
+  <PropertyGroup>
+    <TraversalGlobalProperties>BuildAllProjects=true</TraversalGlobalProperties>
+  </PropertyGroup>
 
   <ItemGroup Condition="'$(TargetOS)' == 'Android'">
     <ProjectReference Include="Microsoft.NET.Runtime.Android.Sample.Mono\Microsoft.NET.Runtime.Android.Sample.Mono.pkgproj" />
@@ -13,10 +15,4 @@
   <ItemGroup Condition="'$(TargetOS)' == 'iOS'">
     <ProjectReference Include="Microsoft.NET.Runtime.iOS.Sample.Mono\Microsoft.NET.Runtime.iOS.Sample.Mono.pkgproj" />
   </ItemGroup>
-
-  <Import Sdk="Microsoft.Build.Traversal" Project="Sdk.targets" />
-
-  <!-- Ordering matters! Overwriting the Pack target which should just invoke Build. -->
-  <Target Name="Pack" DependsOnTargets="Build">
-  </Target>
 </Project>