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[windows] implement PyPy checksum validation #8338

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merged 2 commits into from
Sep 29, 2023
Merged

[windows] implement PyPy checksum validation #8338

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d366cd5
[windows] implement checksum validation for PyPy
ilia-shipitsin Sep 21, 2023
d03936e
fix var name
ilia-shipitsin Sep 21, 2023
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27 changes: 24 additions & 3 deletions images/win/scripts/Installers/Install-PyPy.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
## File: Install-PyPy.ps1
## Team: CI-Build
## Desc: Install PyPy
## Supply chain security: checksum validation
################################################################################
function Install-PyPy
{
Expand Down Expand Up @@ -82,6 +83,11 @@ $toolsetVersions = Get-ToolsetContent | Select-Object -ExpandProperty toolcache
# Get PyPy releases
$pypyVersions = Invoke-RestMethod https://downloads.python.org/pypy/versions.json

# required for html parsing
Install-Module PowerHTML -Scope CurrentUser
Import-Module PowerHTML
$checksums = (Invoke-RestMethod -Uri 'https://www.pypy.org/checksums.html' | ConvertFrom-HTML).SelectNodes('//*[@id="content"]/article/div/pre')

Write-Host "Starting installation PyPy..."
foreach($toolsetVersion in $toolsetVersions.versions)
{
Expand All @@ -93,13 +99,28 @@ foreach($toolsetVersion in $toolsetVersions.versions)

if ($latestMajorPyPyVersion)
{
Write-Host "Found PyPy '$($latestMajorPyPyVersion.filename)' package"
$tempPyPyPackagePath = Start-DownloadWithRetry -Url $latestMajorPyPyVersion.download_url -Name $latestMajorPyPyVersion.filename
$filename = $latestMajorPyPyVersion.filename
Write-Host "Found PyPy '$filename' package"
$tempPyPyPackagePath = Start-DownloadWithRetry -Url $latestMajorPyPyVersion.download_url -Name $filename

#region Supply chain security
$localFileHash = (Get-FileHash -Path $tempPyPyPackagePath -Algorithm SHA256).Hash
$distributorFileHash = $null

ForEach($node in $checksums) {
if($node.InnerText -ilike "*${filename}*") {
$distributorFileHash = $node.InnerText.ToString().Split("`n").Where({ $_ -ilike "*${filename}*" }).Split(' ')[0]
}
}

Use-ChecksumComparison -LocalFileHash $localFileHash -DistributorFileHash $distributorFileHash
#endregion

Install-PyPy -PackagePath $tempPyPyPackagePath -Architecture $toolsetVersions.arch
}
else
{
Write-Host "Failed to query PyPy version '$toolsetVersion'"
exit 1
}
}
}