zx/vendor/aliyuncs/oss-sdk-php/tests/OSS/Tests/StsClient.php

109 lines
3.1 KiB
PHP

<?php
namespace OSS\Tests;
use OSS\Core\OssException;
require_once __DIR__ . DIRECTORY_SEPARATOR . 'StsBase.php';
require_once __DIR__ . DIRECTORY_SEPARATOR . 'AssumeRole.php';
class StsClient
{
public $AccessSecret;
public function doAction($params, $format="JSON")
{
$request_url = $this->generateSignedURL($params);
$response = $this->sendRequest($request_url, $format);
$result= $this->parseResponse($response, $format);
return $result;
}
private function sendRequest($url, $format)
{
$curl_handle = curl_init();
curl_setopt($curl_handle, CURLOPT_URL, $url);
curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl_handle, CURLOPT_CUSTOMREQUEST, "GET");
curl_setopt($curl_handle, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl_handle, CURLOPT_SSL_VERIFYHOST,false);
curl_setopt($curl_handle, CURLOPT_HEADER, true);
$response = curl_exec($curl_handle);
$headerSize = curl_getinfo($curl_handle, CURLINFO_HEADER_SIZE);
$response = substr($response, $headerSize);
if (curl_getinfo($curl_handle, CURLINFO_HTTP_CODE) != '200') {
$errors = $this->parseResponse($response, $format);
throw new OssException($errors->Code);
}
curl_close($curl_handle);
return $response;
}
private function parseResponse($body, $format)
{
if ("JSON" == $format) {
$respObject = json_decode($body);
} elseif ("XML" == $format) {
$respObject = @simplexml_load_string($body);
} elseif ("RAW" == $format) {
$respObject = $body;
}
return $respObject;
}
private function generateSignedURL($arr)
{
$request_url = 'https://sts.aliyuncs.com/?';
foreach ($arr as $key=>$item) {
if (is_null($item)) unset($arr[$key]);
}
$Signature = $this->computeSignature($arr, $this->AccessSecret);
ksort($arr);
foreach ($arr as $key => $value) {
$request_url .= $key."=".urlencode($value)."&";
}
$request_url .="Signature=".urlencode($Signature);
return $request_url;
}
private function computeSignature($parameters, $accessKeySecret)
{
ksort($parameters);
$canonicalizedQueryString = '';
foreach ($parameters as $key => $value) {
$canonicalizedQueryString .= '&' . $this->percentEncode($key). '=' . $this->percentEncode($value);
}
$stringToSign = 'GET&%2F&' . $this->percentencode(substr($canonicalizedQueryString, 1));
$signature = $this->signString($stringToSign, $accessKeySecret."&");
return $signature;
}
private function signString($source, $accessSecret)
{
return base64_encode(hash_hmac('sha1', $source, $accessSecret, true));
}
private function percentEncode($str)
{
$res = urlencode($str);
$res = preg_replace('/\+/', '%20', $res);
$res = preg_replace('/\*/', '%2A', $res);
$res = preg_replace('/%7E/', '~', $res);
return $res;
}
}