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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) 2013 Inktank Storage, Inc. | |
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 MOSDECSUBOPWRITEREPLY_H | |
16 | #define MOSDECSUBOPWRITEREPLY_H | |
17 | ||
18 | #include "MOSDFastDispatchOp.h" | |
19 | #include "osd/ECMsgTypes.h" | |
20 | ||
21 | class MOSDECSubOpWriteReply : public MOSDFastDispatchOp { | |
22 | static const int HEAD_VERSION = 2; | |
23 | static const int COMPAT_VERSION = 1; | |
24 | ||
25 | public: | |
26 | spg_t pgid; | |
27 | epoch_t map_epoch, min_epoch; | |
28 | ECSubWriteReply op; | |
29 | ||
30 | int get_cost() const override { | |
31 | return 0; | |
32 | } | |
33 | epoch_t get_map_epoch() const override { | |
34 | return map_epoch; | |
35 | } | |
36 | epoch_t get_min_epoch() const override { | |
37 | return min_epoch; | |
38 | } | |
39 | spg_t get_spg() const override { | |
40 | return pgid; | |
41 | } | |
42 | ||
43 | MOSDECSubOpWriteReply() | |
44 | : MOSDFastDispatchOp(MSG_OSD_EC_WRITE_REPLY, HEAD_VERSION, COMPAT_VERSION) | |
45 | {} | |
46 | ||
47 | void decode_payload() override { | |
48 | bufferlist::iterator p = payload.begin(); | |
49 | ::decode(pgid, p); | |
50 | ::decode(map_epoch, p); | |
51 | ::decode(op, p); | |
52 | if (header.version >= 2) { | |
53 | ::decode(min_epoch, p); | |
54 | decode_trace(p); | |
55 | } else { | |
56 | min_epoch = map_epoch; | |
57 | } | |
58 | } | |
59 | ||
60 | void encode_payload(uint64_t features) override { | |
61 | ::encode(pgid, payload); | |
62 | ::encode(map_epoch, payload); | |
63 | ::encode(op, payload); | |
64 | ::encode(min_epoch, payload); | |
65 | encode_trace(payload, features); | |
66 | } | |
67 | ||
68 | const char *get_type_name() const override { return "MOSDECSubOpWriteReply"; } | |
69 | ||
70 | void print(ostream& out) const override { | |
71 | out << "MOSDECSubOpWriteReply(" << pgid | |
72 | << " " << map_epoch << "/" << min_epoch | |
73 | << " " << op; | |
74 | out << ")"; | |
75 | } | |
76 | }; | |
77 | ||
78 | #endif |