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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.zookeeper.server.auth;
import org.apache.zookeeper.data.Id;
import org.apache.zookeeper.server.ServerCnxn;
import org.apache.zookeeper.KeeperException;
public class IPAuthenticationProvider implements AuthenticationProvider {
public String getScheme() {
return "ip";
}
public KeeperException.Code
handleAuthentication(ServerCnxn cnxn, byte[] authData)
{
String id = cnxn.getRemoteAddress().getAddress().getHostAddress();
cnxn.getAuthInfo().add(new Id(getScheme(), id));
return KeeperException.Code.OK;
}
// This is a bit weird but we need to return the address and the number of
// bytes (to distinguish between IPv4 and IPv6
private byte[] addr2Bytes(String addr) {
byte b[] = v4addr2Bytes1(addr);
// TODO Write the v6addr2Bytes
return b;
}
private byte v4addr2Bytes(String part) throws NumberFormatException{
try {
int v = Integer.parseInt(part);
if (v >= 0 && v |
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