Javascript Kraken.com API:在Google应用程序脚本中生成消息签名
我想从Kraken.com API检索数据。我试图调用“私有”方法。(那些需要认证) 正如这里所说: 预期签名为: API Sign=使用HMAC-SHA512 of(URI路径+SHA256(nonce+POST数据))和base64解码的秘密API密钥的消息签名 我在这里找到了node.js库中的一个函数,应该可以完成这项工作,但我似乎无法得到它Javascript Kraken.com API:在Google应用程序脚本中生成消息签名,javascript,api,encoding,google-apps-script,cryptography,Javascript,Api,Encoding,Google Apps Script,Cryptography,我想从Kraken.com API检索数据。我试图调用“私有”方法。(那些需要认证) 正如这里所说: 预期签名为: API Sign=使用HMAC-SHA512 of(URI路径+SHA256(nonce+POST数据))和base64解码的秘密API密钥的消息签名 我在这里找到了node.js库中的一个函数,应该可以完成这项工作,但我似乎无法得到它 /** * This method returns a signature for a request as a Base64-encoded s
/**
* This method returns a signature for a request as a Base64-encoded string
* @param {String} path The relative URL path for the request
* @param {Object} request The POST body
* @param {Integer} nonce A unique, incrementing integer
* @return {String} The request signature
*/
function getMessageSignature(path, request, nonce) {
var message = querystring.stringify(request);
var secret = new Buffer(config.secret, 'base64');
var hash = new crypto.createHash('sha256');
var hmac = new crypto.createHmac('sha512', secret);
var hash_digest = hash.update(nonce + message).digest('binary');
var hmac_digest = hmac.update(path + hash_digest, 'binary').digest('base64');
return hmac_digest;
}
这是我的全部代码
function main() {
var apiKey = "API-KEY";
var apiSecret = "API-SECRET";
var url = "https://api.kraken.com/0/private/Balance";
var path = "/0/private/Balance";
const nonce = new Date() * 1000;
const payload = {
'nonce': nonce
};
const postData = 'nonce=' + nonce;
const signature = getMessageSignature(path, apiSecret, postData, nonce);
var httpOptions = {
'method': 'post',
'headers': {
"API-Key": apiKey,
"API-Sign": signature
},
'payload': postData
};
var response = UrlFetchApp.fetch(url, httpOptions);
Logger.log(response.getContentText());
}
function getMessageSignature(url, secret, data, nonce) {
const hash = Utilities.computeDigest(Utilities.DigestAlgorithm.SHA_256, nonce + data);
const hmac_digest = Utilities.computeHmacSignature(Utilities.MacAlgorithm.HMAC_SHA_512, url + hash, Utilities.base64Decode(secret));
return Utilities.base64Encode(hmac_digest);
}
但我最终还是出错了
{“错误”:[“EAPI:无效密钥”]}
非常感谢您的期待。我终于得到了可以使用的代码
函数getKrakenSignature(路径、postdata、nonce){
var sha256obj=新jsSHA(“SHA-256”,“字节”);
sha256obj.update(nonce+postdata);
var hash_digest=sha256obj.getHash(“字节”);
var sha512obj=新jsSHA(“SHA-512”,“字节”);
sha512obj.setHMACKey(“HMACKEY”、“B64”);
sha512obj.update(路径);
sha512obj.update(hash_摘要);
返回sha512obj.getHMAC(“B64”);
}
函数getKrakenBalance(){
var path=“/0/private/Balance”;
var nonce=新日期()*1000;
var postdata=“nonce=”+nonce;
var signature=getKrakenSignature(路径、postdata、nonce);
变量url=”https://api.kraken.com“+路径;
变量选项={
方法:“post”,
标题:{
“API密钥”:“,
“API符号”:签名
},
有效载荷:postdata
};
var response=UrlFetchApp.fetch(url,选项);
return response.getContentText();
}
函数main(){
Logger.log(getKrakenBalance());
}
由于脚本返回“ReferenceError:jsSHA未定义”,您将脚本添加到何处?嗯,我想不起来了,但我想我只创建了一个文件jsSHA.gs并将jsSHA的内容粘贴到其中。无论如何,它都不起作用:现在的问题是TypeError:无法读取未定义(anonima)@(anonima)的属性“length”@n.update@n.update@getKrakenSignature@
function getKrakenSignature (path, postdata, nonce) {
var sha256obj = new jsSHA ("SHA-256", "BYTES");
sha256obj.update (nonce + postdata);
var hash_digest = sha256obj.getHash ("BYTES");
var sha512obj = new jsSHA ("SHA-512", "BYTES");
sha512obj.setHMACKey ("HMACKEY", "B64");
sha512obj.update (path);
sha512obj.update (hash_digest);
return sha512obj.getHMAC ("B64");
}
function getKrakenBalance () {
var path = "/0/private/Balance";
var nonce = new Date () * 1000;
var postdata = "nonce=" + nonce;
var signature = getKrakenSignature (path, postdata, nonce);
var url = "https://api.kraken.com" + path;
var options = {
method: 'post',
headers: {
'API-Key': "<API-KEY>",
'API-Sign': signature
},
payload: postdata
};
var response = UrlFetchApp.fetch (url, options);
return response.getContentText ();
}
function main() {
Logger.log(getKrakenBalance());
}