@okta/okta-auth-js/esm/browser/oidc/util/validateClaims.js

The Okta Auth SDK

/*!
 * 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.
 */

import AuthSdkError from '../../errors/AuthSdkError.js';

function validateClaims(sdk, claims, validationParams) {
    const aud = validationParams.clientId;
    const iss = validationParams.issuer;
    const nonce = validationParams.nonce;
    const acr = validationParams.acrValues;
    if (!claims || !iss || !aud) {
        throw new AuthSdkError('The jwt, iss, and aud arguments are all required');
    }
    if (nonce && claims.nonce !== nonce) {
        throw new AuthSdkError('OAuth flow response nonce doesn\'t match request nonce');
    }
    const now = Math.floor(Date.now() / 1000);
    if (claims.iss !== iss) {
        throw new AuthSdkError('The issuer [' + claims.iss + '] ' +
            'does not match [' + iss + ']');
    }
    if ((Array.isArray(claims.aud) && claims.aud.indexOf(aud) < 0) ||
        (!Array.isArray(claims.aud) && claims.aud !== aud)) {
        throw new AuthSdkError('The audience [' + claims.aud + '] ' +
            'does not match [' + aud + ']');
    }
    if (acr && claims.acr !== acr) {
        throw new AuthSdkError('The acr [' + claims.acr + '] ' +
            'does not match acr_values [' + acr + ']');
    }
    if (claims.iat > claims.exp) {
        throw new AuthSdkError('The JWT expired before it was issued');
    }
    if (!sdk.options.ignoreLifetime) {
        if ((now - sdk.options.maxClockSkew) > claims.exp) {
            throw new AuthSdkError('The JWT expired and is no longer valid');
        }
        if (claims.iat > (now + sdk.options.maxClockSkew)) {
            throw new AuthSdkError('The JWT was issued in the future');
        }
    }
}

export { validateClaims };
//# sourceMappingURL=validateClaims.js.map