StsCredential.php
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<?php
namespace AlibabaCloud\Credentials;
use AlibabaCloud\Credentials\Signature\ShaHmac1Signature;
/**
* Use the STS Token to complete the authentication.
*/
class StsCredential implements CredentialsInterface
{
/**
* @var string
*/
private $accessKeyId;
/**
* @var string
*/
private $accessKeySecret;
/**
* @var string
*/
private $securityToken;
/**
* @var int
*/
private $expiration;
/**
* StsCredential constructor.
*
* @param string $access_key_id Access key ID
* @param string $access_key_secret Access Key Secret
* @param int $expiration
* @param string $security_token Security Token
*/
public function __construct($access_key_id, $access_key_secret, $expiration, $security_token = '')
{
Filter::accessKey($access_key_id, $access_key_secret);
Filter::expiration($expiration);
$this->accessKeyId = $access_key_id;
$this->accessKeySecret = $access_key_secret;
$this->expiration = $expiration;
$this->securityToken = $security_token;
}
/**
* @return int
*/
public function getExpiration()
{
return $this->expiration;
}
/**
* @return string
*/
public function getAccessKeyId()
{
return $this->accessKeyId;
}
/**
* @return string
*/
public function getAccessKeySecret()
{
return $this->accessKeySecret;
}
/**
* @return string
*/
public function getSecurityToken()
{
return $this->securityToken;
}
/**
* @return string
*/
public function __toString()
{
return "$this->accessKeyId#$this->accessKeySecret#$this->securityToken";
}
/**
* @return ShaHmac1Signature
*/
public function getSignature()
{
return new ShaHmac1Signature();
}
}