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🛠️ fix: Workaround for Federated OpenID Nonce Validation Issues (#9067)

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* fix: generate nonce for federated providers

* fix: lint issues

* chore: comments

---------

Co-authored-by: Danny Avila <danacordially@gmail.com>
This commit is contained in:
Jón Levy 2025-08-16 17:14:01 +00:00 • committed by GitHub
parent cebf140bce
commit a6d7ebf22e
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1 changed files with 26 additions and 0 deletions
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26
api/strategies/openidStrategy.js
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@ -99,6 +99,7 @@ class CustomOpenIDStrategy extends OpenIDStrategy {
const hostAndProtocol = process.env.DOMAIN_SERVER;
return new URL(`${hostAndProtocol}${req.originalUrl ?? req.url}`);
}
authorizationRequestParams(req, options) {
const params = super.authorizationRequestParams(req, options);
if (options?.state && !params.has('state')) {
@ -112,6 +113,15 @@ class CustomOpenIDStrategy extends OpenIDStrategy {
);
}
/** Generate nonce for federated providers that require it */
const shouldGenerateNonce = isEnabled(process.env.OPENID_GENERATE_NONCE);
if (shouldGenerateNonce && !params.has('nonce') && this._sessionKey) {
const crypto = require('crypto');
const nonce = crypto.randomBytes(16).toString('hex');
params.set('nonce', nonce);
logger.debug('[openidStrategy] Generated nonce for federated provider:', nonce);
}
return params;
}
}
@ -276,12 +286,20 @@ function convertToUsername(input, defaultValue = '') {
*/
async function setupOpenId() {
try {
const shouldGenerateNonce = isEnabled(process.env.OPENID_GENERATE_NONCE);
/** @type {ClientMetadata} */
const clientMetadata = {
client_id: process.env.OPENID_CLIENT_ID,
client_secret: process.env.OPENID_CLIENT_SECRET,
};
if (shouldGenerateNonce) {
clientMetadata.response_types = ['code'];
clientMetadata.grant_types = ['authorization_code'];
clientMetadata.token_endpoint_auth_method = 'client_secret_post';
}
/** @type {Configuration} */
openidConfig = await client.discovery(
new URL(process.env.OPENID_ISSUER),
@ -297,11 +315,19 @@ async function setupOpenId() {
const requiredRoleParameterPath = process.env.OPENID_REQUIRED_ROLE_PARAMETER_PATH;
const requiredRoleTokenKind = process.env.OPENID_REQUIRED_ROLE_TOKEN_KIND;
const usePKCE = isEnabled(process.env.OPENID_USE_PKCE);
logger.info(`[openidStrategy] OpenID authentication configuration`, {
generateNonce: shouldGenerateNonce,
reason: shouldGenerateNonce
? 'OPENID_GENERATE_NONCE=true - Will generate nonce and use explicit metadata for federated providers'
: 'OPENID_GENERATE_NONCE=false - Standard flow without explicit nonce or metadata',
});
const openidLogin = new CustomOpenIDStrategy(
{
config: openidConfig,
scope: process.env.OPENID_SCOPE,
callbackURL: process.env.DOMAIN_SERVER + process.env.OPENID_CALLBACK_URL,
clockTolerance: process.env.OPENID_CLOCK_TOLERANCE || 300,
usePKCE,
},
async (tokenset, done) => {