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PluginApiAuthToken.java
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PluginApiAuthToken.java
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/*
* Copyright (c) 2002-2018 "Neo4j,"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j Enterprise Edition. The included source
* code can be redistributed and/or modified under the terms of the
* GNU AFFERO GENERAL PUBLIC LICENSE Version 3
* (http://www.fsf.org/licensing/licenses/agpl-3.0.html) with the
* Commons Clause, as found in the associated LICENSE.txt file.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* Neo4j object code can be licensed independently from the source
* under separate terms from the AGPL. Inquiries can be directed to:
* licensing@neo4j.com
*
* More information is also available at:
* https://neo4j.com/licensing/
*/
package org.neo4j.server.security.enterprise.auth.plugin;
import java.nio.ByteBuffer;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import java.util.Map;
import org.neo4j.kernel.api.security.exception.InvalidAuthTokenException;
import org.neo4j.server.security.enterprise.auth.plugin.api.AuthToken;
import static org.neo4j.kernel.api.security.AuthToken.PRINCIPAL;
import static org.neo4j.kernel.api.security.AuthToken.CREDENTIALS;
import static org.neo4j.kernel.api.security.AuthToken.PARAMETERS;
public class PluginApiAuthToken implements AuthToken
{
private final String principal;
private final char[] credentials;
private final Map<String,Object> parameters;
private PluginApiAuthToken( String principal, char[] credentials, Map<String,Object> parameters )
{
this.principal = principal;
this.credentials = credentials;
this.parameters = parameters;
}
@Override
public String principal()
{
return principal;
}
@Override
public char[] credentials()
{
return credentials;
}
@Override
public Map<String,Object> parameters()
{
return parameters;
}
void clearCredentials()
{
if ( credentials != null )
{
Arrays.fill( credentials, (char) 0 );
}
}
public static PluginApiAuthToken of( String principal, char[] credentials, Map<String,Object> parameters )
{
return new PluginApiAuthToken( principal, credentials, parameters );
}
public static PluginApiAuthToken createFromMap( Map<String,Object> authTokenMap ) throws InvalidAuthTokenException
{
String scheme = org.neo4j.kernel.api.security.AuthToken
.safeCast( org.neo4j.kernel.api.security.AuthToken.SCHEME_KEY, authTokenMap );
// Always require principal
String principal = org.neo4j.kernel.api.security.AuthToken.safeCast( PRINCIPAL, authTokenMap );
byte[] credentials = null;
if ( scheme.equals( org.neo4j.kernel.api.security.AuthToken.BASIC_SCHEME ) )
{
// Basic scheme requires credentials
credentials = org.neo4j.kernel.api.security.AuthToken.safeCastCredentials( CREDENTIALS, authTokenMap );
}
else
{
// Otherwise credentials are optional
Object credentialsObject = authTokenMap.get( CREDENTIALS );
if ( credentialsObject instanceof byte[] )
{
credentials = (byte[]) credentialsObject;
}
}
Map<String,Object> parameters = org.neo4j.kernel.api.security.AuthToken.safeCastMap( PARAMETERS, authTokenMap );
return PluginApiAuthToken.of(
principal,
// Convert UTF8 byte[] to char[] (this should not create any intermediate copies)
credentials != null ? StandardCharsets.UTF_8.decode( ByteBuffer.wrap( credentials ) ).array() : null,
parameters );
}
}