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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) 2017 Sage Weil <sage@redhat.com> | |
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_MOSDPGBACKFILLREMOVE_H | |
16 | #define CEPH_MOSDPGBACKFILLREMOVE_H | |
17 | ||
18 | #include "MOSDFastDispatchOp.h" | |
19 | ||
20 | /* | |
21 | * instruct non-primary to remove some objects during backfill | |
22 | */ | |
23 | ||
9f95a23c | 24 | class MOSDPGBackfillRemove : public MOSDFastDispatchOp { |
11fdf7f2 | 25 | public: |
11fdf7f2 TL |
26 | static constexpr int HEAD_VERSION = 1; |
27 | static constexpr int COMPAT_VERSION = 1; | |
7c673cae FG |
28 | |
29 | spg_t pgid; ///< target spg_t | |
30 | epoch_t map_epoch = 0; | |
31 | list<pair<hobject_t,eversion_t>> ls; ///< objects to remove | |
32 | ||
33 | epoch_t get_map_epoch() const override { | |
34 | return map_epoch; | |
35 | } | |
36 | spg_t get_spg() const override { | |
37 | return pgid; | |
38 | } | |
39 | ||
40 | MOSDPGBackfillRemove() | |
9f95a23c TL |
41 | : MOSDFastDispatchOp{MSG_OSD_PG_BACKFILL_REMOVE, HEAD_VERSION, |
42 | COMPAT_VERSION} | |
43 | {} | |
7c673cae FG |
44 | |
45 | MOSDPGBackfillRemove(spg_t pgid, epoch_t map_epoch) | |
9f95a23c TL |
46 | : MOSDFastDispatchOp{MSG_OSD_PG_BACKFILL_REMOVE, HEAD_VERSION, |
47 | COMPAT_VERSION}, | |
7c673cae FG |
48 | pgid(pgid), |
49 | map_epoch(map_epoch) {} | |
50 | ||
51 | private: | |
52 | ~MOSDPGBackfillRemove() {} | |
53 | ||
54 | public: | |
11fdf7f2 TL |
55 | std::string_view get_type_name() const override { return "backfill_remove"; } |
56 | void print(ostream& out) const override { | |
7c673cae FG |
57 | out << "backfill_remove(" << pgid << " e" << map_epoch |
58 | << " " << ls << ")"; | |
59 | } | |
60 | ||
11fdf7f2 TL |
61 | void encode_payload(uint64_t features) override { |
62 | using ceph::encode; | |
63 | encode(pgid, payload); | |
64 | encode(map_epoch, payload); | |
65 | encode(ls, payload); | |
7c673cae | 66 | } |
11fdf7f2 TL |
67 | void decode_payload() override { |
68 | auto p = payload.cbegin(); | |
69 | decode(pgid, p); | |
70 | decode(map_epoch, p); | |
71 | decode(ls, p); | |
7c673cae | 72 | } |
7c673cae | 73 | |
9f95a23c TL |
74 | private: |
75 | template<class T, typename... Args> | |
76 | friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args); | |
77 | }; | |
7c673cae FG |
78 | |
79 | #endif |