<?php require_once __DIR__ . '/../autoload.php'; use Qiniu\Auth; $accessKey = getenv('QINIU_ACCESS_KEY'); $secretKey = getenv('QINIU_SECRET_KEY'); // 构建Auth对象 $auth = new Auth($accessKey, $secretKey); // 私有空间中的外链 http://<domain>/<file_key> $baseUrl = 'http://if-pri.qiniudn.com/qiniu.png?imageView2/1/h/500'; // 对链接进行签名 $signedUrl = $auth->privateDownloadUrl($baseUrl); echo $signedUrl;