AuthenticationDataCommand.java

/**
 * Copyright 2016 Yahoo Inc.
 *
 * Licensed 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 com.yahoo.pulsar.broker.authentication;

import java.net.SocketAddress;
import java.security.cert.Certificate;

import javax.net.ssl.SSLPeerUnverifiedException;
import javax.net.ssl.SSLSession;

public class AuthenticationDataCommand implements AuthenticationDataSource {
    protected final String authData;
    protected final SocketAddress remoteAddress;
    protected final SSLSession sslSession;

    public AuthenticationDataCommand(String authData) {
        this(authData, null, null);
    }

    public AuthenticationDataCommand(String authData, SocketAddress remoteAddress, SSLSession sslSession) {
        this.authData = authData;
        this.remoteAddress = remoteAddress;
        this.sslSession = sslSession;
    }

    /*
     * Command
     */

    @Override
    public boolean hasDataFromCommand() {
        return (authData != null);
    }

    @Override
    public String getCommandData() {
        return authData;
    }

    /*
     * Peer
     */

    @Override
    public boolean hasDataFromPeer() {
        return (remoteAddress != null);
    }

    @Override
    public SocketAddress getPeerAddress() {
        return remoteAddress;
    }

    /*
     * TLS
     */

    @Override
    public boolean hasDataFromTls() {
        return (sslSession != null);
    }

    @Override
    public Certificate[] getTlsCertificates() {
        try {
            return (Certificate[]) sslSession.getPeerCertificates();
        } catch (SSLPeerUnverifiedException e) {
            return null;
        }
    }

}