Toolcache: Add NPM Toolcache support for Windows/Linux

images/win/scripts/Installers/Download-ToolCache.ps1

@@ -1,51 +1,62 @@
 ################################################################################
 ##  File:  Download-ToolCache.ps1
+##  Team:  CI-Build
 ##  Desc:  Download tool cache
 ################################################################################
 
-Function InstallTool
-{
-    Param
-    (
-        [System.Object]$ExecutablePath
+Function Install-NpmPackage {
+    [CmdletBinding()]
+    param(
+        [Parameter(Mandatory=$true)]
+        [System.String]
+        $Name,
+        [Parameter(Mandatory=$true)]
+        [System.String]
+        $NpmRegistry
     )
 
-    Write-Host $ExecutablePath.DirectoryName
-    Set-Location -Path $ExecutablePath.DirectoryName
-    Get-Location | Write-Host
-    if (Test-Path 'tool.zip')
-    {
+    Write-Host "Installing npm '$Name' package from '$NpmRegistry'"
+
+    npm install $Name --registry=$NpmRegistry
+}
+
+Function InstallTool {
+    [CmdletBinding()]
+    param(
+        [System.IO.FileInfo]$ExecutablePath
+    )
+
+    Set-Location -Path $ExecutablePath.DirectoryName -PassThru | Write-Host
+    if (Test-Path 'tool.zip') {
         Expand-Archive 'tool.zip' -DestinationPath '.'
     }
     cmd.exe /c 'install_to_tools_cache.bat'
 }
 
-$SourceUrl = "https://vstsagenttools.blob.core.windows.net/tools"
-
+# HostedToolCache Path
 $Dest = "C:/"
-
 $Path = "hostedtoolcache/windows"
-
-$env:Path = "C:\Program Files (x86)\Microsoft SDKs\Azure\AzCopy;" + $env:Path
-
-Write-Host "Started AzCopy from $SourceUrl to $Dest"
-
-AzCopy /Source:$SourceUrl /Dest:$Dest  /S /V /Pattern:$Path
-
 $ToolsDirectory = $Dest + $Path
 
-$current = Get-Location
-Set-Location -Path $ToolsDirectory
-
-Get-ChildItem -Recurse -Depth 4 -Filter install_to_tools_cache.bat | ForEach-Object {
-    #In order to work correctly Python 3.4 x86 must be installed after x64, this is achieved by current toolcache catalog structure
-    InstallTool($_)
-}
-
-Set-Location -Path $current
-
+# Define AGENT_TOOLSDIRECTORY environment variable
+$env:AGENT_TOOLSDIRECTORY = $ToolsDirectory
 setx AGENT_TOOLSDIRECTORY $ToolsDirectory /M
 
+# Install tools form NPM
+
+$ToolVersionsFileContent = Get-Content -Path "$env:ROOT_FOLDER/toolcache.json" -Raw
+$ToolVersions = ConvertFrom-Json -InputObject $ToolVersionsFileContent
+
+$ToolVersions.PSObject.Properties | ForEach-Object {
+    $PackageName = $_.Name
+    $PackageVersions = $_.Value
+    $NpmPackages = $PackageVersions | ForEach-Object { "$PackageName@$_" }
+    foreach($NpmPackage in $NpmPackages) {
+        Install-NpmPackage -Name $NpmPackage -NpmRegistry $env:TOOLCACHE_REGISTRY
+    }
+}
+
 #junction point from the previous Python2 directory to the toolcache Python2
+Write-Host "Create symlink to Python2"
 $python2Dir = (Get-Item -Path ($ToolsDirectory + '/Python/2.7*/x64')).FullName
 cmd.exe /c mklink /d "C:\Python27amd64" "$python2Dir"