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Node.js

Duo Auth API - Preauth

See more Duo Auth MFA Examples

The /preauth endpoint determines whether a user is authorized to log in, and (if so) returns the user's available authentication factors.

Chilkat Node.js Downloads

Node.js
NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    //  This example assumes the Chilkat API to have been previously unlocked.
    //  See Global Unlock Sample for sample code.

    var integrationKey = "DIMS3V5QDVG9J9ABRXC4";
    var secretKey = "HWVQ46nubLBxhnRlKddTltWIi3hL0fIQF2qTvLab";

    var http = new chilkat.Http();

    http.Accept = "application/json";

    //  Use your own hostname here:
    var url = "https://api-a03782e1.duosecurity.com/auth/v2/preauth";

    http.Login = integrationKey;
    http.Password = secretKey;

    var req = new chilkat.HttpRequest();
    req.AddParam("username","matt");

    req.HttpVerb = "POST";
    req.ContentType = "application/x-www-form-urlencoded";

    var resp = new chilkat.HttpResponse();
    success = http.HttpReq(url,req,resp);
    if (success == false) {
        console.log(http.LastErrorText);
        return;
    }

    console.log("status code = " + resp.StatusCode);

    var json = new chilkat.JsonObject();
    success = json.Load(resp.BodyStr);
    json.EmitCompact = false;
    console.log(json.Emit());

    //  Sample successful output:

    //  status code = 200

    //  {
    //    "response": {
    //      "devices": [
    //        {
    //          "capabilities": [
    //            "auto",
    //            "push",
    //            "sms",
    //            "mobile_otp"
    //          ],
    //          "device": "DP6GYVTQ5NK82BMR851F",
    //          "display_name": "iOS (XXX-XXX-1871)",
    //          "name": "",
    //          "number": "XXX-XXX-1871",
    //          "type": "phone"
    //        }
    //      ],
    //      "result": "auth",
    //      "status_msg": "Account is active"
    //    },
    //    "stat": "OK"
    //  }

    //  Sample code to parse the above JSON response..

    //  Use this online tool to generate parsing code from sample JSON: 
    //  Generate Parsing Code from JSON

    var device;
    var display_name;
    var name;
    var number;
    var v_type;
    var j;
    var count_j;
    var strVal;

    var responseResult = json.StringOf("response.result");
    var responseStatus_msg = json.StringOf("response.status_msg");
    var stat = json.StringOf("stat");
    var i = 0;
    var count_i = json.SizeOfArray("response.devices");
    while (i < count_i) {
        json.I = i;
        device = json.StringOf("response.devices[i].device");
        display_name = json.StringOf("response.devices[i].display_name");
        name = json.StringOf("response.devices[i].name");
        number = json.StringOf("response.devices[i].number");
        v_type = json.StringOf("response.devices[i].type");
        j = 0;
        count_j = json.SizeOfArray("response.devices[i].capabilities");
        while (j < count_j) {
            json.J = j;
            strVal = json.StringOf("response.devices[i].capabilities[j]");
            j = j+1;
        }

        i = i+1;
    }


}

chilkatExample();