Examples with OpenUnisonAuthenticator com.tremolosecurity.proxy.auth.webauthn.OpenUnisonAuthenticator used on opensource projects

Example 1 with OpenUnisonAuthenticator

use of com.tremolosecurity.proxy.auth.webauthn.OpenUnisonAuthenticator in project OpenUnison by TremoloSecurity.

the class WebAuthnRegistration method storeCredential.

private void storeCredential(HttpFilterRequest request) throws ParseException, IOException, ClassNotFoundException, ServletException, Exception {
    byte[] requestBytes = (byte[]) request.getAttribute(ProxySys.MSG_BODY);
    String requestString = new String(requestBytes, StandardCharsets.UTF_8);
    JSONObject root = (JSONObject) new JSONParser().parse(requestString);
    if (root.get("label") == null || ((String) root.get("label")).isEmpty()) {
        throw new WebAuthnException("Label required");
    }
    ByteArrayInputStream bais = new ByteArrayInputStream(Base64.getUrlDecoder().decode((String) root.get("serverProperty")));
    ObjectInputStream ois = new ObjectInputStream(bais);
    ServerProperty serverProperty = (ServerProperty) ois.readObject();
    byte[] attestationObject = Base64.getUrlDecoder().decode((String) root.get("attestationObject"));
    byte[] clientDataJSON = Base64.getUrlDecoder().decode((String) root.get("clientDataJSON"));
    String clientExtensionJSON = (String) root.get("clientExtResults");
    Set<String> transports = new HashSet<String>();
    // expectations
    boolean userVerificationRequired = false;
    boolean userPresenceRequired = true;
    RegistrationRequest registrationRequest = new RegistrationRequest(attestationObject, clientDataJSON, clientExtensionJSON, transports);
    RegistrationParameters registrationParameters = new RegistrationParameters(serverProperty, userVerificationRequired, userPresenceRequired);
    RegistrationData registrationData;
    WebAuthnManager webAuthnManager = WebAuthnManager.createNonStrictWebAuthnManager();
    try {
        registrationData = webAuthnManager.parse(registrationRequest);
    } catch (DataConversionException e) {
        // If you would like to handle WebAuthn data structure parse error, please catch DataConversionException
        throw e;
    }
    try {
        webAuthnManager.validate(registrationData, registrationParameters);
    } catch (ValidationException e) {
        // If you would like to handle WebAuthn data validation error, please catch ValidationException
        throw e;
    }
    OpenUnisonAuthenticator authenticator = new OpenUnisonAuthenticator((String) root.get("label"), registrationData.getAttestationObject().getAuthenticatorData().getAttestedCredentialData(), registrationData.getAttestationObject().getAttestationStatement(), registrationData.getAttestationObject().getAuthenticatorData().getSignCount());
    AuthInfo userData = ((AuthController) request.getSession().getAttribute(ProxyConstants.AUTH_CTL)).getAuthInfo();
    WebAuthnUserData webAuthnUserData = WebAuthnUtils.lookupWebAuthnUserData(userData, this.challengeStoreAttribute, this.encryptionKeyName);
    if (webAuthnUserData == null) {
        throw new Exception("No webauthn user data, should not happen");
    }
    for (OpenUnisonAuthenticator auth : webAuthnUserData.getAuthenticators()) {
        if (auth.getLabel().equals(authenticator.getLabel())) {
            throw new WebAuthnException("Label already exists, choose another label");
        }
    }
    webAuthnUserData.getAuthenticators().add(authenticator);
    WebAuthnUtils.storeWebAuthnUserData(webAuthnUserData, encryptionKeyName, userData, workflowName, uidAttributeName, challengeStoreAttribute);
}