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<?php |
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/** |
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* This file is part of the Simple S3 package. |
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* |
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* (c) Mauro Cassani<https://github.com/mauretto78> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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*/ |
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namespace Matecat\SimpleS3; |
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use Aws\Credentials\Credentials; |
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use Aws\S3\S3Client; |
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use Aws\Sts\StsClient; |
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use InvalidArgumentException; |
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/** |
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* Class ClientFactory |
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* |
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* This class is a simple factory for S3/Client |
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* |
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* List of options: |
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* - api_provider |
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* - credentials |
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* - debug |
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* - stats |
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* - endpoint |
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* - endpoint_provider |
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* - endpoint_discovery |
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* - handler |
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* - http |
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* - http_handler |
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* - profile |
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* - region |
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* - retries |
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* - scheme |
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* - service |
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* - signature_provider |
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* - signature_version |
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* - ua_append |
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* - validate |
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* - version |
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* |
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* Please see the complete config documentation here: |
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* |
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* https://docs.aws.amazon.com/en_us/sdk-for-php/v3/developer-guide/guide_configuration.html |
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* |
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* @package SimpleS3 |
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*/ |
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final class ClientFactory |
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{ |
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/** |
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* @param array $config |
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* |
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* @return S3Client |
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*/ |
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public static function create(array $config = []) |
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{ |
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self::validateConfig($config); |
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return new S3Client(self::createConfigArray($config)); |
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} |
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/** |
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* @param array $config |
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* |
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* @return array |
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*/ |
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private static function createConfigArray(array $config) |
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{ |
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$credentials = self::getCredentials($config); |
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if (!empty($credentials)) { |
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$config['credentials'] = new Credentials( |
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$credentials['key'], |
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$credentials['secret'], |
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$credentials['token'] |
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); |
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} |
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// Temp fix: suppressing PHP < 8.1 warnings |
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$config['suppress_php_deprecation_warning'] = true; |
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return $config; |
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} |
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/** |
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* @param array $config |
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*/ |
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private static function validateConfig(array $config) |
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{ |
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$allowedKeys = [ |
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'api_provider', |
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'credentials', |
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'debug', |
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'endpoint', |
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'endpoint_provider', |
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'endpoint_discovery', |
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'handler', |
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'http', |
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'http_handler', |
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'iam', |
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'profile', |
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'region', |
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'retries', |
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'scheme', |
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'service', |
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'signature_provider', |
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'signature_version', |
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'stats', |
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'ua_append', |
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'validate', |
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'version', |
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]; |
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foreach (array_keys($config) as $key) { |
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if (!in_array($key, $allowedKeys)) { |
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throw new InvalidArgumentException(sprintf('%s is not an allowed key', $key)); |
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} |
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} |
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} |
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/** |
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* @param array $config |
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* |
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* @return array |
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*/ |
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private static function getCredentials(array $config) |
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{ |
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// 1. credentials |
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if (isset($config['credentials']['key']) and isset($config['credentials']['secret'])) { |
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return [ |
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'key' => $config['credentials']['key'], |
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'secret' => $config['credentials']['secret'], |
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'token' => isset($config['credentials']['token']) ? $config['credentials']['token'] : null |
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]; |
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} |
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// 2. IAM |
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if (isset($config['iam'])) { |
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$stsClient = new StsClient([ |
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'profile' => (isset($config['profile'])) ? $config['profile'] : 'default', |
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'region' => $config['region'], |
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'version' => $config['version'] |
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]); |
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$result = $stsClient->assumeRole([ |
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'RoleArn' => $config['iam']['arn'], |
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'RoleSessionName' => $config['iam']['session'], |
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]); |
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return [ |
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'key' => $result['Credentials']['AccessKeyId'], |
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'secret' => $result['Credentials']['SecretAccessKey'], |
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'token' => isset($result['Credentials']['SessionToken']) ? $result['Credentials']['SessionToken'] : null |
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]; |
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} |
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// 3. env |
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if (false !== getenv('AWS_ACCESS_KEY_ID') and false !== getenv('AWS_SECRET_ACCESS_KEY')) { |
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return [ |
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'key' => getenv('AWS_ACCESS_KEY_ID'), |
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'secret' => getenv('AWS_SECRET_ACCESS_KEY'), |
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'token' => (false !== getenv('AWS_SESSION_TOKEN')) ? getenv('AWS_SESSION_TOKEN') : null |
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]; |
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} |
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return []; |
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} |
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} |
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matecat /
simple-s3
