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7c673cae FG |
1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2004-2009 Sage Weil <sage@newdream.net> | |
7 | * | |
8 | * This is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU Lesser General Public | |
10 | * License version 2.1, as published by the Free Software | |
11 | * Foundation. See file COPYING. | |
12 | * | |
13 | */ | |
14 | ||
15 | #ifndef CEPH_AUTHSERVICEHANDLER_H | |
16 | #define CEPH_AUTHSERVICEHANDLER_H | |
17 | ||
31f18b77 FG |
18 | #include <stddef.h> // for NULL |
19 | #include <stdint.h> // for uint64_t | |
20 | #include "common/entity_name.h" // for EntityName | |
9f95a23c TL |
21 | #include "include/common_fwd.h" |
22 | #include "include/buffer_fwd.h" // for ceph::buffer::list | |
7c673cae | 23 | |
7c673cae | 24 | class KeyServer; |
11fdf7f2 | 25 | class CryptoKey; |
31f18b77 | 26 | struct AuthCapsInfo; |
7c673cae | 27 | |
c5c27e9a TL |
28 | enum class global_id_status_t { |
29 | NONE, | |
30 | // fresh client (global_id == 0); waiting for CephXAuthenticate | |
31 | NEW_PENDING, | |
32 | // connected client; new enough to correctly reclaim global_id | |
33 | NEW_OK, | |
34 | // connected client; unknown whether it can reclaim global_id correctly | |
35 | NEW_NOT_EXPOSED, | |
36 | // reconnecting client (global_id != 0); waiting for CephXAuthenticate | |
37 | RECLAIM_PENDING, | |
38 | // reconnected client; correctly reclaimed global_id | |
39 | RECLAIM_OK, | |
40 | // reconnected client; did not properly prove prior global_id ownership | |
41 | RECLAIM_INSECURE | |
42 | }; | |
43 | ||
44 | std::ostream& operator<<(std::ostream& os, | |
45 | global_id_status_t global_id_status); | |
46 | ||
7c673cae FG |
47 | struct AuthServiceHandler { |
48 | protected: | |
49 | CephContext *cct; | |
7c673cae | 50 | EntityName entity_name; |
c5c27e9a TL |
51 | uint64_t global_id = 0; |
52 | global_id_status_t global_id_status = global_id_status_t::NONE; | |
7c673cae | 53 | |
c5c27e9a TL |
54 | public: |
55 | explicit AuthServiceHandler(CephContext *cct_) : cct(cct_) {} | |
7c673cae FG |
56 | |
57 | virtual ~AuthServiceHandler() { } | |
58 | ||
c5c27e9a TL |
59 | int start_session(const EntityName& entity_name, |
60 | uint64_t global_id, | |
61 | bool is_new_global_id, | |
62 | ceph::buffer::list *result, | |
63 | AuthCapsInfo *caps); | |
9f95a23c | 64 | virtual int handle_request(ceph::buffer::list::const_iterator& indata, |
11fdf7f2 | 65 | size_t connection_secret_required_length, |
9f95a23c | 66 | ceph::buffer::list *result, |
11fdf7f2 TL |
67 | AuthCapsInfo *caps, |
68 | CryptoKey *session_key, | |
69 | std::string *connection_secret) = 0; | |
7c673cae | 70 | |
c5c27e9a TL |
71 | const EntityName& get_entity_name() { return entity_name; } |
72 | uint64_t get_global_id() { return global_id; } | |
73 | global_id_status_t get_global_id_status() { return global_id_status; } | |
74 | ||
75 | private: | |
76 | virtual int do_start_session(bool is_new_global_id, | |
77 | ceph::buffer::list *result, | |
78 | AuthCapsInfo *caps) = 0; | |
7c673cae FG |
79 | }; |
80 | ||
81 | extern AuthServiceHandler *get_auth_service_handler(int type, CephContext *cct, KeyServer *ks); | |
82 | ||
83 | #endif |