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[KEYCLOAK-17112] Added realm key algorithm as a config option #274

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[KEYCLOAK-17112] Added realm key algorithm as a config option #274

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6 changes: 6 additions & 0 deletions middleware/auth-utils/config.js
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Original file line number Diff line number Diff line change
Expand Up @@ -167,6 +167,12 @@ Config.prototype.configure = function configure (config) {
* @type {Boolean}
*/
this.verifyTokenAudience = resolveValue(config['verify-token-audience'] || config.verifyTokenAudience || false);
/**
* Algorithm used for the key
* Default: RSA-SHA256
* @type {String}
*/
this.publicKeyAlgorithm = resolveValue(config['realm-public-key-algorithm'] || config.realmPublicKeyAlgorithm || 'RSA-SHA256');
};

module.exports = Config;
3 changes: 2 additions & 1 deletion middleware/auth-utils/grant-manager.js
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Expand Up @@ -41,6 +41,7 @@ function GrantManager (config) {
this.notBefore = 0;
this.rotation = new Rotation(config);
this.verifyTokenAudience = config.verifyTokenAudience;
this.publicKeyAlgorithm = config.publicKeyAlgorithm;
}

/**
Expand Down Expand Up @@ -440,7 +441,7 @@ GrantManager.prototype.validateToken = function validateToken (token, expectedTy
reject(new Error('invalid token (wrong audience)'));
}
}
const verify = crypto.createVerify('RSA-SHA256');
const verify = crypto.createVerify(this.publicKeyAlgorithm);
// if public key has been supplied use it to validate token
if (this.publicKey) {
try {
Expand Down