Examples with AlertMessage org.eclipse.californium.scandium.dtls.AlertMessage used on opensource projects

Example 1 with AlertMessage

use of org.eclipse.californium.scandium.dtls.AlertMessage in project hono by eclipse.

the class DeviceRegistryBasedCertificateVerifier method verifyCertificate.

@Override
public CertificateVerificationResult verifyCertificate(final ConnectionId cid, final ServerNames serverName, final Boolean clientUsage, final boolean truncateCertificatePath, final CertificateMessage message, final DTLSSession session) {
    try {
        final CertPath certChain = message.getCertificateChain();
        if (certChain == null) {
            final AlertMessage alert = new AlertMessage(AlertLevel.FATAL, AlertDescription.BAD_CERTIFICATE, session.getPeer());
            throw new HandshakeException("RPK not supported", alert);
        }
        final var certificates = certChain.getCertificates();
        if (certificates.isEmpty()) {
            final AlertMessage alert = new AlertMessage(AlertLevel.FATAL, AlertDescription.BAD_CERTIFICATE, session.getPeer());
            throw new HandshakeException("client certificate chain must not be empty", alert);
        }
        if (clientUsage != null) {
            final Certificate clientCertificate = certificates.get(0);
            if (clientCertificate instanceof X509Certificate && !CertPathUtil.canBeUsedForAuthentication((X509Certificate) clientCertificate, clientUsage)) {
                final AlertMessage alert = new AlertMessage(AlertLevel.FATAL, AlertDescription.BAD_CERTIFICATE, session.getPeer());
                throw new HandshakeException("certificate cannot be used for client authentication", alert);
            }
        }
        adapter.runOnContext((v) -> validateCertificateAndLoadDevice(cid, certChain, session));
        return null;
    } catch (HandshakeException e) {
        LOG.debug("certificate validation failed", e);
        return new CertificateVerificationResult(cid, e, null);
    }
}

Example 2 with AlertMessage

use of org.eclipse.californium.scandium.dtls.AlertMessage in project hono by eclipse.

the class DeviceRegistryBasedCertificateVerifier method validateCertificateAndLoadDevice.

/**
 * Validates a device's client certificate and completes the DTLS handshake result handler.
 *
 * @param cid the connection id to report the result.
 * @param certPath certificate path.
 * @param session session.
 * @see #setResultHandler(HandshakeResultHandler)
 */
private void validateCertificateAndLoadDevice(final ConnectionId cid, final CertPath certPath, final DTLSSession session) {
    LOG.debug("validating client's X.509 certificate");
    final Span span = tracer.buildSpan("validate client certificate").withTag(Tags.SPAN_KIND.getKey(), Tags.SPAN_KIND_CLIENT).withTag(Tags.COMPONENT.getKey(), adapter.getTypeName()).start();
    validateCertificateAndLoadDevice(session, certPath, span).map(info -> {
        // set AdditionalInfo as customArgument here
        return new CertificateVerificationResult(cid, certPath, info);
    }).otherwise(t -> {
        TracingHelper.logError(span, "could not validate X509 for device", t);
        LOG.debug("error validating X509", t);
        final AlertMessage alert = new AlertMessage(AlertLevel.FATAL, AlertDescription.BAD_CERTIFICATE, session.getPeer());
        return new CertificateVerificationResult(cid, new HandshakeException("error validating X509", alert), null);
    }).onSuccess(result -> {
        span.finish();
        californiumResultHandler.apply(result);
    });
}