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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) 2004-2006 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_MMGRBEACON_H | |
16 | #define CEPH_MMGRBEACON_H | |
17 | ||
18 | #include "messages/PaxosServiceMessage.h" | |
19 | ||
20 | #include "include/types.h" | |
21 | ||
22 | ||
23 | class MMgrBeacon : public PaxosServiceMessage { | |
24 | ||
224ce89b | 25 | static const int HEAD_VERSION = 3; |
7c673cae FG |
26 | static const int COMPAT_VERSION = 1; |
27 | ||
28 | protected: | |
29 | uint64_t gid; | |
30 | entity_addr_t server_addr; | |
31 | bool available; | |
32 | std::string name; | |
33 | uuid_d fsid; | |
224ce89b | 34 | std::set<std::string> available_modules; |
7c673cae FG |
35 | |
36 | public: | |
37 | MMgrBeacon() | |
38 | : PaxosServiceMessage(MSG_MGR_BEACON, 0, HEAD_VERSION, COMPAT_VERSION), | |
39 | gid(0), available(false) | |
40 | { | |
41 | } | |
42 | ||
43 | MMgrBeacon(const uuid_d& fsid_, uint64_t gid_, const std::string &name_, | |
224ce89b WB |
44 | entity_addr_t server_addr_, bool available_, |
45 | const std::set<std::string>& module_list) | |
7c673cae FG |
46 | : PaxosServiceMessage(MSG_MGR_BEACON, 0, HEAD_VERSION, COMPAT_VERSION), |
47 | gid(gid_), server_addr(server_addr_), available(available_), name(name_), | |
224ce89b | 48 | fsid(fsid_), available_modules(module_list) |
7c673cae FG |
49 | { |
50 | } | |
51 | ||
52 | uint64_t get_gid() const { return gid; } | |
53 | entity_addr_t get_server_addr() const { return server_addr; } | |
54 | bool get_available() const { return available; } | |
55 | const std::string& get_name() const { return name; } | |
56 | const uuid_d& get_fsid() const { return fsid; } | |
224ce89b | 57 | std::set<std::string>& get_available_modules() { return available_modules; } |
7c673cae FG |
58 | |
59 | private: | |
60 | ~MMgrBeacon() override {} | |
61 | ||
62 | public: | |
63 | ||
64 | const char *get_type_name() const override { return "mgrbeacon"; } | |
65 | ||
66 | void print(ostream& out) const override { | |
67 | out << get_type_name() << " mgr." << name << "(" << fsid << "," | |
224ce89b WB |
68 | << gid << ", " << server_addr << ", " << available |
69 | << ")"; | |
7c673cae FG |
70 | } |
71 | ||
72 | void encode_payload(uint64_t features) override { | |
73 | paxos_encode(); | |
74 | ::encode(server_addr, payload, features); | |
75 | ::encode(gid, payload); | |
76 | ::encode(available, payload); | |
77 | ::encode(name, payload); | |
78 | ::encode(fsid, payload); | |
224ce89b | 79 | ::encode(available_modules, payload); |
7c673cae FG |
80 | } |
81 | void decode_payload() override { | |
82 | bufferlist::iterator p = payload.begin(); | |
83 | paxos_decode(p); | |
84 | ::decode(server_addr, p); | |
85 | ::decode(gid, p); | |
86 | ::decode(available, p); | |
87 | ::decode(name, p); | |
88 | if (header.version >= 2) { | |
89 | ::decode(fsid, p); | |
90 | } | |
224ce89b WB |
91 | if (header.version >= 3) { |
92 | ::decode(available_modules, p); | |
93 | } | |
7c673cae FG |
94 | } |
95 | }; | |
96 | ||
97 | #endif |