private/Test-TerraformReleaseChecksum.ps1
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function Test-TerraformReleaseChecksum { param( [Parameter(Mandatory)] [Version] $Version, [Parameter(Mandatory)] [string] $FilePath ) $ReleaseInfo = Get-TerraformReleaseInfo -Version $Version $ActualChecksum = Get-FileHash -Path $FilePath -Algorithm SHA256 try { $WebClient = [Net.WebClient]::new() $Checksums = $WebClient.DownloadString("$($ReleaseInfo.BaseUrl)/$($ReleaseInfo.ChecksumFileName)").Split("`n") } catch { Write-Error "Unable to retreive checksums from HashiCorp for version $Version" return $false } # Checksum file format # <hash> <filename> # c6672d137f10cce0800ff449e9f976dc1fc46af44d3ca3eef97ade5748f4d67d terraform_1.2.1_linux_386.zip # 8cf8eb7ed2d95a4213fbfd0459ab303f890e79220196d1c4aae9ecf22547302e terraform_1.2.1_linux_amd64.zip $ExpectedVersionChecksum = ($Checksums | Where-Object { $_ -like "*$($ReleaseInfo.FileName)"}) -split "\s+" | Select-Object -First 1 return $ExpectedVersionChecksum -eq $ActualChecksum.Hash } |