org.apache.cassandra.auth.MutualTlsWithPasswordFallbackAuthenticator Maven / Gradle / Ivy

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The Apache Cassandra Project develops a highly scalable second-generation distributed database, bringing together Dynamo's fully distributed design and Bigtable's ColumnFamily-based data model.

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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.cassandra.auth;

import java.net.InetAddress;
import java.security.cert.Certificate;
import java.util.Map;

/**
 * This authenticator can be used in optional mTLS mode, If the client doesn't make an mTLS connection
 * this fallbacks to password authentication.
 */
public class MutualTlsWithPasswordFallbackAuthenticator extends PasswordAuthenticator
{
    private final MutualTlsAuthenticator mutualTlsAuthenticator;
    public MutualTlsWithPasswordFallbackAuthenticator(Map parameters)
    {
        mutualTlsAuthenticator = new MutualTlsAuthenticator(parameters);
    }

    @Override
    public void setup()
    {
        super.setup();
        mutualTlsAuthenticator.setup();
    }

    @Override
    public SaslNegotiator newSaslNegotiator(InetAddress clientAddress, Certificate[] certificates)
    {
        if (certificates == null || certificates.length == 0)
        {
            return newSaslNegotiator(clientAddress);
        }
        return mutualTlsAuthenticator.newSaslNegotiator(clientAddress, certificates);
    }
}