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<?php |
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declare(strict_types=1); |
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/* |
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* The MIT License (MIT) |
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* |
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* Copyright (c) 2014-2018 Spomky-Labs |
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* |
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* This software may be modified and distributed under the terms |
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* of the MIT license. See the LICENSE file for details. |
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*/ |
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namespace Jose\Bundle\JoseFramework\DataCollector; |
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use Jose\Component\Core\Algorithm; |
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use Jose\Component\Core\AlgorithmManagerFactory; |
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use Jose\Component\Encryption\Algorithm\ContentEncryptionAlgorithm; |
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use Jose\Component\Encryption\Algorithm\KeyEncryptionAlgorithm; |
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use Jose\Component\Signature\Algorithm\SignatureAlgorithm; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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class AlgorithmCollector implements Collector |
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{ |
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/** |
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* @var AlgorithmManagerFactory |
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*/ |
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private $algorithmManagerFactory; |
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/** |
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* AlgorithmCollector constructor. |
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* |
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* @param AlgorithmManagerFactory $algorithmManagerFactory |
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*/ |
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public function __construct(AlgorithmManagerFactory $algorithmManagerFactory) |
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{ |
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$this->algorithmManagerFactory = $algorithmManagerFactory; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function collect(array &$data, Request $request, Response $response, \Exception $exception = null) |
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{ |
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$algorithms = $this->algorithmManagerFactory->all(); |
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$data['algorithm'] = [ |
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'messages' => $this->getAlgorithmMessages(), |
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'algorithms' => [], |
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]; |
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$signatureAlgorithms = 0; |
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$keyEncryptionAlgorithms = 0; |
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$contentEncryptionAlgorithms = 0; |
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foreach ($algorithms as $alias => $algorithm) { |
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$type = $this->getAlgorithmType($algorithm, $signatureAlgorithms, $keyEncryptionAlgorithms, $contentEncryptionAlgorithms); |
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if (!array_key_exists($type, $data['algorithm']['algorithms'])) { |
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$data['algorithm']['algorithms'][$type] = []; |
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} |
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$data['algorithm']['algorithms'][$type][$alias] = [ |
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'name' => $algorithm->name(), |
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]; |
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} |
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$data['algorithm']['types'] = [ |
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'signature' => $signatureAlgorithms, |
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'key_encryption' => $keyEncryptionAlgorithms, |
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'content_encryption' => $contentEncryptionAlgorithms, |
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]; |
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} |
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/** |
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* @param Algorithm $algorithm |
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* @param int $signatureAlgorithms |
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* @param int $keyEncryptionAlgorithms |
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* @param int $contentEncryptionAlgorithms |
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* |
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* @return string |
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*/ |
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private function getAlgorithmType(Algorithm $algorithm, int &$signatureAlgorithms, int &$keyEncryptionAlgorithms, int &$contentEncryptionAlgorithms): string |
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{ |
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switch (true) { |
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case $algorithm instanceof SignatureAlgorithm: |
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$signatureAlgorithms++; |
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return 'Signature'; |
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case $algorithm instanceof KeyEncryptionAlgorithm: |
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$keyEncryptionAlgorithms++; |
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return 'Key Encryption'; |
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case $algorithm instanceof ContentEncryptionAlgorithm: |
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$contentEncryptionAlgorithms++; |
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return 'Content Encryption'; |
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default: |
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return 'Unknown'; |
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} |
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} |
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/** |
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* @return array |
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*/ |
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private function getAlgorithmMessages(): array |
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{ |
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return [ |
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'none' => [ |
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'severity' => 'severity-low', |
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'message' => 'This algorithm is not secured. Please use with caution.', |
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], |
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'RSA1_5' => [ |
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'severity' => 'severity-high', |
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'message' => 'This algorithm is not secured (known attacks). See <a target="_blank" href="https://tools.ietf.org/html/draft-irtf-cfrg-webcrypto-algorithms-00#section-5">https://tools.ietf.org/html/draft-irtf-cfrg-webcrypto-algorithms-00#section-5</a>.', |
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], |
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'ECDH-ES' => [ |
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'severity' => 'severity-medium', |
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'message' => 'This algorithm is very slow when used with curves P-256, P-384, P-521.', |
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], |
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'ECDH-ES+A128KW' => [ |
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'severity' => 'severity-medium', |
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'message' => 'This algorithm is very slow when used with curves P-256, P-384, P-521.', |
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], |
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'ECDH-ES+A192KW' => [ |
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'severity' => 'severity-medium', |
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'message' => 'This algorithm is very slow when used with curves P-256, P-384, P-521.', |
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], |
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'ECDH-ES+A256KW' => [ |
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'severity' => 'severity-medium', |
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'message' => 'This algorithm is very slow when used with curves P-256, P-384, P-521.', |
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], |
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]; |
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} |
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} |
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web-token /
jwt-framework
