Merge pull request #1376 from openziti/fix-getZiti-ps1

update getZiti.ps1 for other platforms that just windows...

quickstart/docker/image/getZiti.ps1

@@ -18,22 +18,47 @@ None. If "dot sourced" this script will add the resultant directory to your path
 .EXAMPLE
 PS> . .\getZiti.ps1
 #>
+Add-Type -AssemblyName System.Runtime.InteropServices
+
+$osDescription = [System.Runtime.InteropServices.RuntimeInformation]::OSDescription
+$osArchitecture = [System.Runtime.InteropServices.RuntimeInformation]::OSArchitecture
+$frameworkDescription = [System.Runtime.InteropServices.RuntimeInformation]::FrameworkDescription
+
+$arch=$osArchitecture.ToString().ToLower()
+if($arch -match "x64") {
+  $arch = "amd64"
+}
+
+if($osDescription.ToLower() -match "windows") {
+  $matchFilter="ziti-windows-$arch"
+} elseif($osDescription.ToLower() -match "darwin") {
+  $matchFilter="ziti-darwin-amd64"
+  #todo: replace $arch some day
+} elseif($osDescription.ToLower() -match "linux") {
+  $matchFilter="ziti-linux-$arch"
+} else {
+  Write-Error "An error occurred. os not detected from osDescription: $osDescription"
+  return
+}
+$dirSeparator = [System.IO.Path]::DirectorySeparatorChar
+$pathSeparator = [System.IO.Path]::PathSeparator
 $latestFromGitHub=(irm https://api.github.com/repos/openziti/ziti/releases/latest)
 $version=($latestFromGitHub.tag_name)
-$zitidl=($latestFromGitHub).assets | where {$_.browser_download_url -Match "ziti-windows.*zip"}
+$zitidl=($latestFromGitHub).assets | where {$_.browser_download_url -Match "$matchFilter.*"}
 $downloadUrl=($zitidl.browser_download_url)
 $name=$zitidl.name
-$defaultFolder="$env:USERPROFILE\.ziti\bin"
-$toDir=$(Read-Host "Where folder should be used for ziti? [default: ${defaultfolder}]")
+$homeDirectory = [System.Environment]::GetFolderPath([System.Environment+SpecialFolder]::UserProfile)
+$defaultFolder="$homeDirectory${dirSeparator}.ziti${dirSeparator}bin"
+$toDir=$(Read-Host "Where should ziti be installed? [default: ${defaultfolder}]")
 if($toDir.Trim() -eq "") {
     $toDir=("${defaultfolder}")
 }
 
-$zipFile="${toDir}\${name}"
+$zipFile="${toDir}${dirSeparator}${name}"
 if($(Test-Path -Path $zipFile -PathType Leaf)) {
     Write-Output "The file has already been downloading. No need to download again"
 } else {
-    mkdir "${toDir}" -ErrorAction SilentlyContinue
+    mkdir -p "${toDir}"
     Write-Output "Downloading file "
     Write-Output "    from: ${downloadUrl} "
     Write-Output "      to: ${zipFile}"
@@ -43,17 +68,23 @@ if($(Test-Path -Path $zipFile -PathType Leaf)) {
     $ProgressPreference=$SavedProgressPreference
 }
 
-Expand-Archive -Path $zipFile -DestinationPath "${toDir}\${version}" -ErrorAction SilentlyContinue
+if($osDescription.ToLower() -match "windows") {
+    Expand-Archive -Path $zipFile -DestinationPath "${toDir}${dirSeparator}${version}" -ErrorAction SilentlyContinue
+} else {
+    $env:LC_ALL = "en_US.UTF-8"
+    mkdir -p "${toDir}${dirSeparator}${version}"
+    tar -xvf $zipFile -C "${toDir}${dirSeparator}${version}"
+}
 
 Write-Output " "
-Write-Output "Extracted binaries to ${toDir}\${version}\ziti"
+Write-Output "Extracted binaries to ${toDir}${dirSeparator}${version}${dirSeparator}ziti"
 Write-Output " "
 $addToPath=$(Read-Host "Would you like to add ziti to this session's path? [default: Y]")
 if($addToPath.Trim() -eq "") {
     $addToPath=("Y")
 }
 
 if($addToPath -ilike "y*") {
-  $env:Path+=";${toDir}\${version}"
+  $env:PATH+="$pathSeparator${toDir}${dirSeparator}${version}"
   Write-Output "ziti added to your path!"
-}
+}