dotnet-download.ps1

   1 param(
   2     [parameter(Mandatory=$true)]$DotnetRemotePath,
   3     [parameter(Mandatory=$true)]$DotnetLocalPath,
   4     [parameter(Mandatory=$true)]$DotnetPath
   5 )
   6
   7 $retryCount = 0
   8 $success = $false
   9
  10 do {
  11     try {
  12         Write-Output "Downloading from $DotnetRemotePath"
  13         (New-Object Net.WebClient).DownloadFile($DotnetRemotePath, $DotnetLocalPath)
  14         $success = $true
  15     } catch {
  16         if ($retryCount -ge 6) {
  17             Write-Output "Maximum of 5 retries exceeded. Aborting"
  18             throw
  19         }
  20         else {
  21             $retryCount++
  22             $retryTime = 5 * $retryCount
  23             Write-Output "Download failed. Retrying in $retryTime seconds"
  24             Start-Sleep -Seconds (5 * $retryCount)
  25         }
  26     }
  27 } while ($success -eq $false)
  28
  29 Write-Output "Download finished"
  30 Add-Type -Assembly 'System.IO.Compression.FileSystem' -ErrorVariable AddTypeErrors
  31
  32 if ($AddTypeErrors.Count -eq 0) {
  33     [System.IO.Compression.ZipFile]::ExtractToDirectory($DotnetLocalPath, $DotnetPath)
  34 }
  35 else {
  36     (New-Object -com shell.application).namespace($DotnetPath).CopyHere((new-object -com shell.application).namespace($DotnetLocalPath).Items(), 16)
  37 }