Added supporting files for signing NuGet packages

tools/releaseBuild/generatePackgeSigning.ps1

@@ -0,0 +1,88 @@
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License.
+param(
+    [Parameter(Mandatory)]
+    [string] $Path,
+    [string[]] $AuthenticodeDualFiles,
+    [string[]] $AuthenticodeFiles,
+    [string[]] $NuPkgFiles,
+    [string[]] $MacDeveloperFiles
+)
+
+if ((!$AuthenticodeDualFiles -or $AuthenticodeDualFiles.Count -eq 0) -and
+    (!$AuthenticodeFiles -or $AuthenticodeFiles.Count -eq 0) -and
+    (!$NuPkgFiles -or $NuPkgFiles.Count -eq 0) -and
+    (!$MacDeveloperFiles -or $MacDeveloperFiles.Count -eq 0))
+{
+    throw "At least one file must be specified"
+}
+
+function New-Attribute
+{
+    param(
+        [Parameter(Mandatory)]
+        [string]$Name,
+        [Parameter(Mandatory)]
+        [object]$Value,
+        [Parameter(Mandatory)]
+        [System.Xml.XmlElement]$Element
+    )
+
+    $attribute = $signingXml.CreateAttribute($Name)
+    $attribute.Value = $value
+    $null = $fileElement.Attributes.Append($attribute)
+}
+
+function New-FileElement
+{
+    param(
+        [Parameter(Mandatory)]
+        [string]$File,
+        [Parameter(Mandatory)]
+        [string]$SignType,
+        [Parameter(Mandatory)]
+        [System.Xml.XmlDocument]$XmlDoc,
+        [Parameter(Mandatory)]
+        [System.Xml.XmlElement]$Job
+    )
+
+    if(Test-Path -Path $file)
+    {
+        $name = Split-Path -Leaf -Path $File
+        $fileElement = $XmlDoc.CreateElement("file")
+        New-Attribute -Name 'src' -value $file -Element $fileElement
+        New-Attribute -Name 'signType' -value $SignType -Element $fileElement
+        New-Attribute -Name 'dest' -value "__OUTPATHROOT__\$name" -Element $fileElement
+        $null = $job.AppendChild($fileElement)
+    }
+    else
+    {
+        Write-Warning -Message "Skipping $SignType; $File because it does not exist"
+    }
+}
+
+[xml]$signingXml = get-content (Join-Path -Path $PSScriptRoot -ChildPath 'packagesigning.xml')
+$job = $signingXml.SignConfigXML.job
+
+foreach($file in $AuthenticodeDualFiles)
+{
+    New-FileElement -File $file -SignType 'AuthenticodeDual' -XmlDoc $signingXml -Job $job
+}
+
+foreach($file in $AuthenticodeFiles)
+{
+    New-FileElement -File $file -SignType 'AuthenticodeFormer' -XmlDoc $signingXml -Job $job
+}
+
+foreach($file in $NuPkgFiles)
+{
+    New-FileElement -File $file -SignType 'NuGet' -XmlDoc $signingXml -Job $job
+}
+
+foreach ($file in $MacDeveloperFiles) {
+    New-FileElement -File $file -SignType 'MacDeveloper' -XmlDoc $signingXml -Job $job
+}
+
+$signingXml.Save($path)
+$updateScriptPath = Join-Path -Path $PSScriptRoot -ChildPath 'updateSigning.ps1'
+& $updateScriptPath -SigningXmlPath $path

tools/releaseBuild/packagesigning.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!-- template used by generatePackageSigning.ps1 -->
+<SignConfigXML>
+  <job platform="" configuration="" dest="__OUTPATHROOT__\signed" jobname="PowerShell Core Installer" approvers="vigarg;gstolt">
+  </job>
+</SignConfigXML>