1/********************************************************************
2 * Copyright (c) 2013 - 2014, Pivotal Inc.
3 * All rights reserved.
4 *
5 * Author: Zhanwei Wang
6 ********************************************************************/
7/********************************************************************
8 * 2014 -
9 * open source under Apache License Version 2.0
10 ********************************************************************/
11/**
12 * Licensed to the Apache Software Foundation (ASF) under one
13 * or more contributor license agreements. See the NOTICE file
14 * distributed with this work for additional information
15 * regarding copyright ownership. The ASF licenses this file
16 * to you under the Apache License, Version 2.0 (the
17 * "License"); you may not use this file except in compliance
18 * with the License. You may obtain a copy of the License at
19 *
20 * http://www.apache.org/licenses/LICENSE-2.0
21 *
22 * Unless required by applicable law or agreed to in writing, software
23 * distributed under the License is distributed on an "AS IS" BASIS,
24 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
25 * See the License for the specific language governing permissions and
26 * limitations under the License.
27 */
28#ifndef _HDFS_LIBHDFS3_RPC_SASLCLIENT_H_
29#define _HDFS_LIBHDFS3_RPC_SASLCLIENT_H_
30
31#include <gsasl.h>
32
33#include "client/Token.h"
34#include "network/Socket.h"
35#include "RpcAuth.h"
36#include "RpcHeader.pb.h"
37
38namespace Hdfs {
39namespace Internal {
40
41#define SWITCH_TO_SIMPLE_AUTH -88
42
43class SaslClient {
44public:
45 SaslClient(const RpcSaslProto_SaslAuth & auth, const Token & token,
46 const std::string & principal);
47
48 ~SaslClient();
49
50 std::string evaluateChallenge(const std::string & chanllege);
51
52 bool isComplete();
53
54private:
55 void initKerberos(const RpcSaslProto_SaslAuth & auth,
56 const std::string & principal);
57 void initDigestMd5(const RpcSaslProto_SaslAuth & auth, const Token & token);
58
59private:
60 Gsasl * ctx;
61 Gsasl_session * session;
62 bool complete;
63};
64
65}
66}
67
68#endif /* _HDFS_LIBHDFS3_RPC_SASLCLIENT_H_ */
69