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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 | ||
16 | #ifndef CEPH_MOSDPGUPDATELOGMISSING_H | |
17 | #define CEPH_MOSDPGUPDATELOGMISSING_H | |
18 | ||
19 | #include "MOSDFastDispatchOp.h" | |
20 | ||
11fdf7f2 TL |
21 | class MOSDPGUpdateLogMissing : public MessageInstance<MOSDPGUpdateLogMissing, MOSDFastDispatchOp> { |
22 | public: | |
23 | friend factory; | |
24 | private: | |
25 | static constexpr int HEAD_VERSION = 3; | |
26 | static constexpr int COMPAT_VERSION = 1; | |
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27 | |
28 | ||
29 | public: | |
11fdf7f2 | 30 | epoch_t map_epoch = 0, min_epoch = 0; |
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31 | spg_t pgid; |
32 | shard_id_t from; | |
11fdf7f2 | 33 | ceph_tid_t rep_tid = 0; |
31f18b77 | 34 | mempool::osd_pglog::list<pg_log_entry_t> entries; |
94b18763 FG |
35 | // piggybacked osd/pg state |
36 | eversion_t pg_trim_to; // primary->replica: trim to here | |
37 | eversion_t pg_roll_forward_to; // primary->replica: trim rollback info to here | |
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38 | |
39 | epoch_t get_epoch() const { return map_epoch; } | |
40 | spg_t get_pgid() const { return pgid; } | |
41 | epoch_t get_query_epoch() const { return map_epoch; } | |
42 | ceph_tid_t get_tid() const { return rep_tid; } | |
43 | ||
44 | epoch_t get_map_epoch() const override { | |
45 | return map_epoch; | |
46 | } | |
47 | epoch_t get_min_epoch() const override { | |
48 | return min_epoch; | |
49 | } | |
50 | spg_t get_spg() const override { | |
51 | return pgid; | |
52 | } | |
53 | ||
54 | MOSDPGUpdateLogMissing() | |
11fdf7f2 | 55 | : MessageInstance(MSG_OSD_PG_UPDATE_LOG_MISSING, HEAD_VERSION, |
7c673cae FG |
56 | COMPAT_VERSION) { } |
57 | MOSDPGUpdateLogMissing( | |
31f18b77 | 58 | const mempool::osd_pglog::list<pg_log_entry_t> &entries, |
7c673cae FG |
59 | spg_t pgid, |
60 | shard_id_t from, | |
61 | epoch_t epoch, | |
62 | epoch_t min_epoch, | |
94b18763 FG |
63 | ceph_tid_t rep_tid, |
64 | eversion_t pg_trim_to, | |
65 | eversion_t pg_roll_forward_to) | |
11fdf7f2 | 66 | : MessageInstance(MSG_OSD_PG_UPDATE_LOG_MISSING, HEAD_VERSION, |
7c673cae FG |
67 | COMPAT_VERSION), |
68 | map_epoch(epoch), | |
69 | min_epoch(min_epoch), | |
70 | pgid(pgid), | |
71 | from(from), | |
72 | rep_tid(rep_tid), | |
94b18763 FG |
73 | entries(entries), |
74 | pg_trim_to(pg_trim_to), | |
75 | pg_roll_forward_to(pg_roll_forward_to) | |
76 | {} | |
7c673cae FG |
77 | |
78 | private: | |
79 | ~MOSDPGUpdateLogMissing() override {} | |
80 | ||
81 | public: | |
11fdf7f2 | 82 | std::string_view get_type_name() const override { return "PGUpdateLogMissing"; } |
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83 | void print(ostream& out) const override { |
84 | out << "pg_update_log_missing(" << pgid << " epoch " << map_epoch | |
85 | << "/" << min_epoch | |
86 | << " rep_tid " << rep_tid | |
94b18763 FG |
87 | << " entries " << entries |
88 | << " trim_to " << pg_trim_to | |
89 | << " roll_forward_to " << pg_roll_forward_to | |
90 | << ")"; | |
7c673cae FG |
91 | } |
92 | ||
93 | void encode_payload(uint64_t features) override { | |
11fdf7f2 TL |
94 | using ceph::encode; |
95 | encode(map_epoch, payload); | |
96 | encode(pgid, payload); | |
97 | encode(from, payload); | |
98 | encode(rep_tid, payload); | |
99 | encode(entries, payload); | |
100 | encode(min_epoch, payload); | |
101 | encode(pg_trim_to, payload); | |
102 | encode(pg_roll_forward_to, payload); | |
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103 | } |
104 | void decode_payload() override { | |
11fdf7f2 TL |
105 | auto p = payload.cbegin(); |
106 | decode(map_epoch, p); | |
107 | decode(pgid, p); | |
108 | decode(from, p); | |
109 | decode(rep_tid, p); | |
110 | decode(entries, p); | |
7c673cae | 111 | if (header.version >= 2) { |
11fdf7f2 | 112 | decode(min_epoch, p); |
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113 | } else { |
114 | min_epoch = map_epoch; | |
115 | } | |
94b18763 | 116 | if (header.version >= 3) { |
11fdf7f2 TL |
117 | decode(pg_trim_to, p); |
118 | decode(pg_roll_forward_to, p); | |
94b18763 | 119 | } |
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120 | } |
121 | }; | |
122 | ||
123 | #endif |