[Windows] Add script for OpenSSL installation (#7337)

images/win/scripts/Installers/Install-OpenSSL.ps1

@@ -0,0 +1,40 @@
+################################################################################
+##  File:  Install-OpenSSL.ps1
+##  Desc:  Install win64-openssl.
+################################################################################
+
+$arch = "INTEL"
+$bits = "64"
+$light = $false
+$installer = "exe"
+$version = (Get-ToolsetContent).openssl.version
+$installDir = "$Env:ProgramFiles\OpenSSL"
+
+# Fetch available installers list
+$jsonUrl = 'https://raw.githubusercontent.com/slproweb/opensslhashes/master/win32_openssl_hashes.json'
+$installersAvailable = @()
+(Invoke-RestMethod $jsonUrl).files.PSObject.Properties |
+Where-Object MemberType -Eq NoteProperty |
+ForEach-Object { $installersAvailable += $_.Value }
+
+# Select appropriate installers
+$installersMatching = $installersAvailable | Where-Object {
+  ($_.basever -Eq $version -Or $_.basever -Like "$version.*") -And $_.arch -Eq $arch -And $_.bits -Eq $bits -And $_.light -Eq $light -And $_.installer -Eq $installer
+}
+
+# Get installer of the latest version
+$latestInstaller = $installersMatching |
+Sort-Object { [version]$_.basever }, subver | 
+Select-Object -Last 1
+
+# Invoke installation
+$installerUrl = $latestInstaller.url
+$installerName = "openssl-$($latestInstaller.basever)$($latestInstaller.subver)-setup.$($latestInstaller.installer)"
+$installerArgs = '/silent', '/sp-', '/suppressmsgboxes', "/DIR=`"$installDir`""
+Install-Binary -Url "$installerUrl" -Name "$installerName" -ArgumentList $installerArgs
+
+# Update PATH
+Add-MachinePathItem "$installDir\bin"
+$env:Path = Get-MachinePath
+
+Invoke-PesterTests -TestFile "Tools" -TestName "OpenSSL"