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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.thrift.transport.sasl;
import org.apache.thrift.transport.TTransportException;
/**
* Exception for sasl negotiation errors.
*/
public class TSaslNegotiationException extends TTransportException {
private final ErrorType error;
public TSaslNegotiationException(ErrorType error, String summary) {
super(summary);
this.error = error;
}
public TSaslNegotiationException(ErrorType error, String summary, Throwable cause) {
super(summary, cause);
this.error = error;
}
public ErrorType getErrorType() {
return error;
}
/**
* @return Errory type plus the message.
*/
public String getSummary() {
return error.name() + ": " + getMessage();
}
/**
* @return Summary and eventually the cause's message.
*/
public String getDetails() {
return getCause() == null ? getSummary() : getSummary() + "\nReason: " + getCause().getMessage();
}
public enum ErrorType {
// Unexpected system internal error during negotiation (e.g. sasl initialization failure)
INTERNAL_ERROR(NegotiationStatus.ERROR),
// Cannot read correct sasl frames from the connection => Send "ERROR" status byte to peer
PROTOCOL_ERROR(NegotiationStatus.ERROR),
// Peer is using unsupported sasl mechanisms => Send "BAD" status byte to peer
MECHANISME_MISMATCH(NegotiationStatus.BAD),
// Sasl authentication failure => Send "BAD" status byte to peer
AUTHENTICATION_FAILURE(NegotiationStatus.BAD),
;
public final NegotiationStatus code;
ErrorType(NegotiationStatus code) {
this.code = code;
}
}
}
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