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Bound bicep download with a timeout in the PowerShell installer #12852

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Bound bicep download with a timeout in the PowerShell installer #12852

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Bound bicep download with a timeout in the PowerShell installer
sk593 Aug 27, 2026
d1c5caf
Merge branch 'main' into sk593/fix-pwsh-bicep-timeout
willdavsmith Aug 31, 2026
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15 changes: 13 additions & 2 deletions deploy/install.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -544,8 +544,19 @@ Write-Output "$cliFileName installed into $resolvedInstallDir successfully"
# Install bicep
Write-Output ""
Write-Output "Installing bicep..."
& $cliFilePath bicep download
if ($LASTEXITCODE -ne 0) {

# Bound the bicep download with a timeout. bicep is optional (a failure here is
# non-fatal), and `rad bicep download` streams a large binary with no client-side
# timeout, so a stalled network transfer can otherwise hang the installer
# indefinitely. On timeout we stop the process, warn, and continue.
$bicepTimeoutSeconds = 300
$bicepProcess = Start-Process -FilePath $cliFilePath -ArgumentList 'bicep', 'download' -NoNewWindow -PassThru
$bicepProcess | Wait-Process -Timeout $bicepTimeoutSeconds -ErrorAction SilentlyContinue
if (-not $bicepProcess.HasExited) {
$bicepProcess | Stop-Process -Force -ErrorAction SilentlyContinue
Comment on lines +552 to +556

@DariuszPorowski DariuszPorowski Aug 27, 2026

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@sk593 pls apply this suggestion, thx!

Write-Warning "Timed out installing bicep after $bicepTimeoutSeconds seconds"
}
elseif ($bicepProcess.ExitCode -ne 0) {
Write-Warning "Failed to install bicep"
}
else {
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