clientID = pm.variables.get("CLIENT_ID");
clientSecret = pm.variables.get("CLIENT_SECRET");
authStr = btoa(clientID +":"+ clientSecret);
pm.environment.set("BASIC_AUTHORIZATION_REQUEST",authStr);
apiKey = pm.variables.get("API-Key");
var ts = (new Date()).toISOString();
pm.environment.set("Timestamp", ts);
var jsonReq = JSON.parse(pm.request.body);
var jsonBody = JSON.stringify(jsonReq, null, 0);
jsonBody = jsonBody.trim().replace(/\s/g,'');
var md5checksum = CryptoJS.MD5(jsonBody);
base64ChecksumValue = CryptoJS.enc.Base64.stringify(md5checksum);
var signatureRawData = ts+":" + clientID + ":"+pm.request.method.toUpperCase()+":"+ base64ChecksumValue
var signatureBytes = CryptoJS.HmacSHA256(signatureRawData, clientSecret);
base64Signature = CryptoJS.enc.Base64.stringify(signatureBytes);
var digestSignatureRaw = apiKey+":"+base64Signature;
digestSignature = btoa(digestSignatureRaw);
pm.environment.set("SIGNATURE", digestSignature);
Created
April 2, 2021 23:24
-
-
Save iamucil/c828b61cd7b34daed3e9bf47d9439e32 to your computer and use it in GitHub Desktop.
hmac signature sha256
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment