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<?php |
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namespace AlibabaCloud\Client\Credentials\Providers; |
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use Exception; |
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use Stringy\Stringy; |
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use AlibabaCloud\Client\SDK; |
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use AlibabaCloud\Client\Result\Result; |
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use Psr\Http\Message\ResponseInterface; |
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use GuzzleHttp\Exception\GuzzleException; |
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use AlibabaCloud\Client\Request\RpcRequest; |
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use AlibabaCloud\Client\Credentials\StsCredential; |
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use AlibabaCloud\Client\Exception\ClientException; |
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use AlibabaCloud\Client\Exception\ServerException; |
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use AlibabaCloud\Client\Credentials\EcsRamRoleCredential; |
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/** |
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* Class EcsRamRoleProvider |
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* |
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* @package AlibabaCloud\Client\Credentials\Providers |
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*/ |
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class EcsRamRoleProvider extends Provider |
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{ |
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/** |
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* Expiration time slot for temporary security credentials. |
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* |
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* @var int |
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*/ |
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protected $expirationSlot = 10; |
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/** |
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* @var string |
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*/ |
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private $uri = 'http://100.100.100.200/latest/meta-data/ram/security-credentials/'; |
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/** |
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* Get credential. |
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* |
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* @return StsCredential |
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* @throws ClientException |
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* @throws ServerException |
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*/ |
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public function get() |
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{ |
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$result = $this->getCredentialsInCache(); |
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if ($result === null) { |
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$result = $this->request(); |
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if (!isset($result['AccessKeyId'], $result['AccessKeySecret'], $result['SecurityToken'])) { |
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throw new ServerException($result, $this->error, SDK::INVALID_CREDENTIAL); |
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} |
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$this->cache($result->toArray()); |
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} |
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return new StsCredential( |
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$result['AccessKeyId'], |
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$result['AccessKeySecret'], |
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$result['SecurityToken'] |
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); |
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} |
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/** |
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* Get credentials by request. |
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* |
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* @return Result |
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* @throws ClientException |
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* @throws ServerException |
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*/ |
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public function request() |
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{ |
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$result = $this->getResponse(); |
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if ($result->getStatusCode() === 404) { |
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$message = 'The role was not found in the instance'; |
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throw new ClientException($message, SDK::INVALID_CREDENTIAL); |
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} |
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if (!$result->isSuccess()) { |
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$message = 'Error retrieving credentials from result'; |
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throw new ServerException($result, $message, SDK::INVALID_CREDENTIAL); |
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} |
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return $result; |
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} |
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/** |
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* Get data from meta. |
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* |
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* @return mixed|ResponseInterface |
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* @throws ClientException |
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* @throws Exception |
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*/ |
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public function getResponse() |
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{ |
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/** |
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* @var EcsRamRoleCredential $credential |
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*/ |
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$credential = $this->client->getCredential(); |
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$url = $this->uri . $credential->getRoleName(); |
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$options = [ |
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'http_errors' => false, |
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'timeout' => 1, |
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'connect_timeout' => 1, |
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'debug' => $this->client->isDebug(), |
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]; |
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try { |
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return RpcRequest::createClient()->request('GET', $url, $options); |
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} catch (GuzzleException $exception) { |
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if (Stringy::create($exception->getMessage())->contains('timed')) { |
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$message = 'Timeout or instance does not belong to Alibaba Cloud'; |
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} else { |
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$message = $exception->getMessage(); |
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} |
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throw new ClientException( |
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$message, |
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SDK::SERVER_UNREACHABLE, |
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$exception |
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); |
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} |
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127
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} |
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} |
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aliyun /
openapi-sdk-php-client
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