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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) 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_MMDSLoadTargets_H | |
16 | #define CEPH_MMDSLoadTargets_H | |
17 | ||
18 | #include "msg/Message.h" | |
19 | #include "mds/mdstypes.h" | |
20 | #include "messages/PaxosServiceMessage.h" | |
21 | #include "include/types.h" | |
22 | ||
23 | #include <map> | |
24 | using std::map; | |
25 | ||
26 | class MMDSLoadTargets : public PaxosServiceMessage { | |
27 | public: | |
28 | mds_gid_t global_id; | |
29 | set<mds_rank_t> targets; | |
30 | ||
31 | MMDSLoadTargets() : PaxosServiceMessage(MSG_MDS_OFFLOAD_TARGETS, 0) {} | |
32 | ||
33 | MMDSLoadTargets(mds_gid_t g, set<mds_rank_t>& mds_targets) : | |
34 | PaxosServiceMessage(MSG_MDS_OFFLOAD_TARGETS, 0), | |
35 | global_id(g), targets(mds_targets) {} | |
36 | private: | |
37 | ~MMDSLoadTargets() override {} | |
38 | ||
39 | public: | |
40 | const char* get_type_name() const override { return "mds_load_targets"; } | |
41 | void print(ostream& o) const override { | |
42 | o << "mds_load_targets(" << global_id << " " << targets << ")"; | |
43 | } | |
44 | ||
45 | void decode_payload() override { | |
46 | bufferlist::iterator p = payload.begin(); | |
47 | paxos_decode(p); | |
48 | ::decode(global_id, p); | |
49 | ::decode(targets, p); | |
50 | } | |
51 | ||
52 | void encode_payload(uint64_t features) override { | |
53 | paxos_encode(); | |
54 | ::encode(global_id, payload); | |
55 | ::encode(targets, payload); | |
56 | } | |
57 | }; | |
58 | ||
59 | #endif |