Examples with UnsupportedSaslMechanismException org.apache.kafka.common.errors.UnsupportedSaslMechanismException used on opensource projects

Example 6 with UnsupportedSaslMechanismException

use of org.apache.kafka.common.errors.UnsupportedSaslMechanismException in project kafka by apache.

the class SaslServerAuthenticator method handleHandshakeRequest.

private String handleHandshakeRequest(RequestContext context, SaslHandshakeRequest handshakeRequest) throws IOException, UnsupportedSaslMechanismException {
    String clientMechanism = handshakeRequest.data().mechanism();
    short version = context.header.apiVersion();
    if (version >= 1)
        this.enableKafkaSaslAuthenticateHeaders(true);
    if (enabledMechanisms.contains(clientMechanism)) {
        LOG.debug("Using SASL mechanism '{}' provided by client", clientMechanism);
        sendKafkaResponse(context, new SaslHandshakeResponse(new SaslHandshakeResponseData().setErrorCode(Errors.NONE.code()).setMechanisms(enabledMechanisms)));
        return clientMechanism;
    } else {
        LOG.debug("SASL mechanism '{}' requested by client is not supported", clientMechanism);
        buildResponseOnAuthenticateFailure(context, new SaslHandshakeResponse(new SaslHandshakeResponseData().setErrorCode(Errors.UNSUPPORTED_SASL_MECHANISM.code()).setMechanisms(enabledMechanisms)));
        throw new UnsupportedSaslMechanismException("Unsupported SASL mechanism " + clientMechanism);
    }
}