@okta/okta-auth-js/cjs/oidc/util/validateClaims.js

The Okta Auth SDK

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

exports.validateClaims = validateClaims;

var _AuthSdkError = _interopRequireDefault(require("../../errors/AuthSdkError"));

/* eslint-disable @typescript-eslint/no-non-null-assertion */

/*!
 * Copyright (c) 2015-present, Okta, Inc. and/or its affiliates. All rights reserved.
 * The Okta software accompanied by this notice is provided pursuant to the Apache License, Version 2.0 (the "License.")
 *
 * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0.
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *
 * See the License for the specific language governing permissions and limitations under the License.
 *
 */

/* eslint-disable complexity, max-statements */
function validateClaims(sdk, claims, validationParams) {
  var aud = validationParams.clientId;
  var iss = validationParams.issuer;
  var nonce = validationParams.nonce;

  if (!claims || !iss || !aud) {
    throw new _AuthSdkError.default('The jwt, iss, and aud arguments are all required');
  }

  if (nonce && claims.nonce !== nonce) {
    throw new _AuthSdkError.default('OAuth flow response nonce doesn\'t match request nonce');
  }

  var now = Math.floor(Date.now() / 1000);

  if (claims.iss !== iss) {
    throw new _AuthSdkError.default('The issuer [' + claims.iss + '] ' + 'does not match [' + iss + ']');
  }

  if (claims.aud !== aud) {
    throw new _AuthSdkError.default('The audience [' + claims.aud + '] ' + 'does not match [' + aud + ']');
  }

  if (claims.iat > claims.exp) {
    throw new _AuthSdkError.default('The JWT expired before it was issued');
  }

  if (!sdk.options.ignoreLifetime) {
    if (now - sdk.options.maxClockSkew > claims.exp) {
      throw new _AuthSdkError.default('The JWT expired and is no longer valid');
    }

    if (claims.iat > now + sdk.options.maxClockSkew) {
      throw new _AuthSdkError.default('The JWT was issued in the future');
    }
  }
}
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