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我需要使用簽名url將文件上傳到谷歌雲存儲。我需要通過不同的步驟上傳。使用節點js創建預先簽名的url並上傳文件到谷歌雲存儲
創建使用bucketName,服務密鑰和所需的安全證書的signedUrl。(使用任何的Node.js庫)
上傳與創建標識的URL使用郵差或RESTClient實現一個單一的文件。
這是我上傳
var crypto = require("crypto");
var fs = require("fs");
var URL_VALID_DURATION = 1000 * 120;//for 120 seconds
var expiry = Math.floor(((new Date).getTime() + URL_VALID_DURATION)/1000);
var key = 'filename';
var bucketName = 'bucketName';
var accessId = 'gserviceaccount.com';
var stringPolicy = "POST\n" + "\n" + "\n" + expiry + "\n" + '/' + bucketName + '/' + key;
var base64Policy = Buffer(stringPolicy, "utf-8").toString("base64");
var privateKey = fs.readFileSync("google-services-private-key.pem", "utf8");
var signature = encodeURIComponent(crypto.createSign('sha256').update(stringPolicy).sign(privateKey, "base64"));
var signedUrl = "https://" + bucketName + ".commondatastorage.googleapis.com/" + key + "?GoogleAccessId=" + accessId + "&Expires=" + expiry + "&Signature=" + signature;
console.log(signedUrl);
創建signedUrl代碼,但我跟郵遞員或其他客戶端
<?xml version='1.0' encoding='UTF-8'?>
<Error>
<Code>SignatureDoesNotMatch</Code>
<Message>The request signature we calculated does not match the signature you provided. Check your Google secret key and signing method.</Message>
<StringToSign>PUT
multipart/form-data
1458024549
/bucketName/fileName</StringToSign>
</Error>