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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 MOSDPGPUSH_H | |
16 | #define MOSDPGPUSH_H | |
17 | ||
18 | #include "MOSDFastDispatchOp.h" | |
19 | ||
9f95a23c | 20 | class MOSDPGPush : public MOSDFastDispatchOp { |
11fdf7f2 TL |
21 | private: |
22 | static constexpr int HEAD_VERSION = 4; | |
23 | static constexpr int COMPAT_VERSION = 2; | |
7c673cae FG |
24 | |
25 | public: | |
26 | pg_shard_t from; | |
27 | spg_t pgid; | |
11fdf7f2 | 28 | epoch_t map_epoch = 0, min_epoch = 0; |
7c673cae | 29 | vector<PushOp> pushes; |
11fdf7f2 | 30 | bool is_repair = false; |
7c673cae FG |
31 | |
32 | private: | |
9f95a23c | 33 | uint64_t cost = 0; |
7c673cae FG |
34 | |
35 | public: | |
36 | void compute_cost(CephContext *cct) { | |
37 | cost = 0; | |
38 | for (vector<PushOp>::iterator i = pushes.begin(); | |
39 | i != pushes.end(); | |
40 | ++i) { | |
41 | cost += i->cost(cct); | |
42 | } | |
43 | } | |
44 | ||
45 | int get_cost() const override { | |
46 | return cost; | |
47 | } | |
48 | ||
49 | epoch_t get_map_epoch() const override { | |
50 | return map_epoch; | |
51 | } | |
52 | epoch_t get_min_epoch() const override { | |
53 | return min_epoch; | |
54 | } | |
55 | spg_t get_spg() const override { | |
56 | return pgid; | |
57 | } | |
58 | ||
59 | void set_cost(uint64_t c) { | |
60 | cost = c; | |
61 | } | |
62 | ||
63 | MOSDPGPush() | |
9f95a23c TL |
64 | : MOSDFastDispatchOp{MSG_OSD_PG_PUSH, HEAD_VERSION, COMPAT_VERSION} |
65 | {} | |
7c673cae FG |
66 | |
67 | void decode_payload() override { | |
11fdf7f2 TL |
68 | auto p = payload.cbegin(); |
69 | decode(pgid.pgid, p); | |
70 | decode(map_epoch, p); | |
71 | decode(pushes, p); | |
72 | decode(cost, p); | |
73 | decode(pgid.shard, p); | |
74 | decode(from, p); | |
7c673cae | 75 | if (header.version >= 3) { |
11fdf7f2 | 76 | decode(min_epoch, p); |
7c673cae FG |
77 | } else { |
78 | min_epoch = map_epoch; | |
79 | } | |
11fdf7f2 TL |
80 | if (header.version >= 4) { |
81 | decode(is_repair, p); | |
82 | } else { | |
83 | is_repair = false; | |
84 | } | |
7c673cae FG |
85 | } |
86 | ||
87 | void encode_payload(uint64_t features) override { | |
11fdf7f2 TL |
88 | using ceph::encode; |
89 | encode(pgid.pgid, payload); | |
90 | encode(map_epoch, payload); | |
91 | encode(pushes, payload, features); | |
92 | encode(cost, payload); | |
93 | encode(pgid.shard, payload); | |
94 | encode(from, payload); | |
95 | encode(min_epoch, payload); | |
96 | encode(is_repair, payload); | |
7c673cae FG |
97 | } |
98 | ||
11fdf7f2 | 99 | std::string_view get_type_name() const override { return "MOSDPGPush"; } |
7c673cae FG |
100 | |
101 | void print(ostream& out) const override { | |
102 | out << "MOSDPGPush(" << pgid | |
103 | << " " << map_epoch << "/" << min_epoch | |
104 | << " " << pushes; | |
105 | out << ")"; | |
106 | } | |
9f95a23c TL |
107 | |
108 | private: | |
109 | template<class T, typename... Args> | |
110 | friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args); | |
7c673cae FG |
111 | }; |
112 | ||
113 | #endif |