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fix(env): upload to Windows as base64 lines through PowerShell's input

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This commit is contained in:
Mario Zechner 2026-10-05 17:11:59 +02:00
parent 9a193ff7e2
commit b7dfc049e9
1 changed files with 8 additions and 6 deletions
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14
packages/env/src/ssh.ts vendored
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@ -413,11 +413,12 @@ export async function deployDaemon(
"$d = Split-Path -Parent $f",
"New-Item -ItemType Directory -Force -Path $d | Out-Null",
"$t = Join-Path $d ('.pi-env-' + [guid]::NewGuid().ToString() + '.tmp')",
// Exactly the binary's length: Windows' sshd may never pass on the end of stdin.
"$in = [Console]::OpenStandardInput(); $out = [IO.File]::Open($t, 'CreateNew', 'Write', 'None')",
`$need = ${bytes.length}; $buffer = New-Object byte[] 65536`,
"while ($need -gt 0) { $n = $in.Read($buffer, 0, [Math]::Min($buffer.Length, $need)); if ($n -le 0) { $out.Close(); Remove-Item -LiteralPath $t; throw 'pi-env upload ended early' }; $out.Write($buffer, 0, $n); $need -= $n }",
"$out.Close()",
// PowerShell reads redirected stdin itself, as text lines for `$input`, so the binary comes as base64 lines
// up to an end marker: Windows' sshd may never pass on the end of stdin.
"$text = New-Object System.Text.StringBuilder",
"foreach ($line in $input) { if ($line -eq 'PI-ENV-END') { break }; [void]$text.Append($line) }",
"$bytes = [Convert]::FromBase64String($text.ToString())",
"$out = [IO.File]::Open($t, 'CreateNew', 'Write', 'None'); $out.Write($bytes, 0, $bytes.Length); $out.Close()",
`if ((Get-FileHash -Algorithm SHA256 -LiteralPath $t).Hash.ToLower() -ne '${sha256}') { Remove-Item -LiteralPath $t; throw 'pi-env upload is corrupt' }`,
// A running daemon or a virus scanner can hold the old file for a moment.
"for ($i = 0; ; $i++) { try { Move-Item -Force -LiteralPath $t -Destination $f; break } catch { if ($i -ge 20) { throw }; Start-Sleep -Milliseconds 250 } }",
@ -426,7 +427,8 @@ export async function deployDaemon(
"'deployed'",
].join("; "),
);
await runSsh(target, upload, { stdin: bytes, timeoutMs: UPLOAD_TIMEOUT_MS });
const lines = bytes.toString("base64").replace(/.{1,76}/g, "$&\n");
await runSsh(target, upload, { stdin: Buffer.from(`${lines}PI-ENV-END\n`), timeoutMs: UPLOAD_TIMEOUT_MS });
return file;
}
const upload = [