Infra changes required for stable builds

src/libraries/Directory.Build.targets

@@ -274,6 +274,7 @@
 
   <PropertyGroup>
     <SkipLocalsInit Condition="'$(SkipLocalsInit)' == '' and '$(MSBuildProjectExtension)' == '.csproj' and '$(IsNETCoreAppSrc)' == 'true' and '$(TargetFramework)' == '$(NetCoreAppCurrent)'">true</SkipLocalsInit>
+    <VersionSuffix>$(_PreReleaseLabel)$(_BuildNumberLabels)</VersionSuffix>
   </PropertyGroup>
 
   <!--Instructs compiler not to emit .locals init, using SkipLocalsInitAttribute.-->

src/libraries/libraries-packages.proj

@@ -44,6 +44,9 @@
       -->
       <PkgProjects Include="$(PkgDir)*\*.pkgproj" Exclude="$(MSBuildThisFileDirectory)pkg\*Private*\*.pkgproj" />
       <PkgProjects Include="*\pkg\**\*.pkgproj" />
+      <PkgProjects Remove="Microsoft.Extensions.HostFactoryResolver\pkg\Microsoft.Extensions.HostFactoryResolver.Sources.pkgproj" />
+      <PkgProjects Remove="System.Numerics.Tensors\pkg\System.Numerics.Tensors.pkgproj" />
+      <PkgProjects Remove="$(PkgDir)Microsoft.Extensions.Internal.Transport\Microsoft.Extensions.Internal.Transport.pkgproj" />
     </ItemGroup>
 
     <MSBuild Targets="GetPackageIdentityIfStable"

tools-local/tasks/installer.tasks/CopyNupkgAndChangeVersion.cs

@@ -0,0 +1,148 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using Microsoft.Build.Framework;
+using Newtonsoft.Json.Linq;
+using NuGet.Versioning;
+using System;
+using System.IO;
+using System.IO.Compression;
+using System.Linq;
+using System.Xml.Linq;
+
+namespace Microsoft.DotNet.Build.Tasks
+{
+    public class CopyNupkgAndChangeVersion : BuildTask
+    {
+        [Required]
+        public string SourceFile { get; set; }
+
+        [Required]
+        public string TargetFile { get; set; }
+
+        [Required]
+        public string OriginalVersion { get; set; }
+
+        [Required]
+        public string TargetVersion { get; set; }
+
+        public string[] DependencyPackageIdsToChange { get; set; }
+
+        public override bool Execute()
+        {
+            Directory.CreateDirectory(Path.GetDirectoryName(TargetFile));
+            File.Copy(SourceFile, TargetFile, true);
+
+            using (ZipArchive zip = ZipFile.Open(TargetFile, ZipArchiveMode.Update))
+            {
+                RewriteNuspec(zip);
+                RewriteRuntimeJson(zip);
+            }
+
+            return !Log.HasLoggedErrors;
+        }
+
+        private void RewriteNuspec(ZipArchive zip)
+        {
+            foreach (var nuspec in zip.Entries.Where(e => e.FullName.EndsWith(".nuspec")))
+            {
+                Rewrite(nuspec, s =>
+                {
+                    XDocument content = XDocument.Parse(s);
+
+                    RewriteNuspecPackageVersion(content);
+                    RewriteNuspecDependencyVersions(content);
+
+                    return content.ToString();
+                });
+            }
+        }
+
+        private void RewriteRuntimeJson(ZipArchive zip)
+        {
+            foreach (var runtimeJson in zip.Entries.Where(e => e.FullName == "runtime.json"))
+            {
+                Rewrite(runtimeJson, s =>
+                {
+                    JObject content = JObject.Parse(s);
+
+                    RewriteRuntimeJsonVersions(content);
+
+                    return content.ToString();
+                });
+            }
+        }
+
+        private void RewriteNuspecPackageVersion(XDocument content)
+        {
+            XElement versionElement = content
+                .Element(CreateQualifiedName(content, "package"))
+                .Element(CreateQualifiedName(content, "metadata"))
+                .Element(CreateQualifiedName(content, "version"));
+
+            if (versionElement.Value != OriginalVersion)
+            {
+                Log.LogError(
+                    $"Original version is '{versionElement.Value}', " +
+                    $"expected '{OriginalVersion}'");
+            }
+
+            versionElement.Value = TargetVersion;
+        }
+
+        private void RewriteNuspecDependencyVersions(XDocument content)
+        {
+            foreach (var dependency in content
+                .Descendants(CreateQualifiedName(content, "dependency"))
+                .Where(x =>
+                    x.Attribute("version").Value == OriginalVersion &&
+                    DependencyPackageIdsToChange?.Contains(x.Attribute("id").Value) == true))
+            {
+                dependency.Value = TargetVersion;
+            }
+        }
+
+        private void RewriteRuntimeJsonVersions(JObject content)
+        {
+            var versionProperties = content
+                .Descendants()
+                .OfType<JProperty>()
+                .Where(p =>
+                    p.Value is JValue v &&
+                    v.Type == JTokenType.String);
+
+            foreach (var p in versionProperties)
+            {
+                var range = VersionRange.Parse(p.Value.Value<string>());
+
+                if (range.MinVersion.OriginalVersion == OriginalVersion)
+                {
+                    var newRange = new VersionRange(
+                        NuGetVersion.Parse(TargetVersion),
+                        range.Float);
+
+                    p.Value = newRange.ToString();
+                }
+            }
+        }
+
+        private static XName CreateQualifiedName(XDocument doc, string name)
+        {
+            return doc.Root.GetDefaultNamespace().GetName(name);
+        }
+
+        private static void Rewrite(ZipArchiveEntry entry, Func<string, string> rewrite)
+        {
+            using (var stream = entry.Open())
+            using (var reader = new StreamReader(stream))
+            using (var writer = new StreamWriter(stream))
+            {
+                var content = rewrite(reader.ReadToEnd());
+
+                stream.Position = 0;
+                stream.SetLength(0);
+                writer.Write(content);
+            }
+        }
+    }
+}