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fix: always try CLI fallback after native PFX import failure #10

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Merged
vitormattos merged 1 commit into from
Mar 22, 2026
Merged

fix: always try CLI fallback after native PFX import failure #10

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31 changes: 22 additions & 9 deletions src/Xml/DpsSigner.php
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Original file line number Diff line number Diff line change
Expand Up @@ -23,8 +23,6 @@
*/
class DpsSigner implements XmlSignerInterface
{
private const LEGACY_OPENSSL_ERROR = 'error:0308010C';

public function __construct(
private readonly SecretStoreInterface $secretStore,
) {
Expand Down Expand Up @@ -61,20 +59,35 @@ private function importPfx(string $pfxContent, string $password, string $cnpj):
$ok = openssl_pkcs12_read($pfxContent, $certs, $password);

if (!$ok) {
$lastError = openssl_error_string() ?: '';
$nativeErrors = $this->drainOpenSslErrors();

if (str_contains($lastError, self::LEGACY_OPENSSL_ERROR)) {
try {
return $this->extractLegacyPemMaterial($pfxContent, $password, $cnpj);
} catch (PfxImportException $cliException) {
$nativeError = $nativeErrors !== [] ? implode(' | ', $nativeErrors) : 'unknown OpenSSL error';

throw new PfxImportException(
'Failed to import PFX for CNPJ ' . $cnpj . ': ' . $nativeError . ' (CLI fallback failed: ' . $cliException->getMessage() . ')',
previous: $cliException,
);
}
}

$opensslError = openssl_error_string();
return [$certs['pkey'], $certs['cert']];
}

throw new PfxImportException(
'Failed to import PFX for CNPJ ' . $cnpj . ': ' . ($opensslError ?: 'unknown OpenSSL error')
);
/**
* @return list<string>
*/
private function drainOpenSslErrors(): array
{
$errors = [];

while (($error = openssl_error_string()) !== false) {
$errors[] = $error;
}

return [$certs['pkey'], $certs['cert']];
return $errors;
}

/**
Expand Down
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