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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 | #ifndef CEPH_MOSDPGRECOVERYDELETE_H | |
5 | #define CEPH_MOSDPGRECOVERYDELETE_H | |
6 | ||
7 | #include "MOSDFastDispatchOp.h" | |
181888fb | 8 | #include "include/ceph_features.h" |
c07f9fc5 FG |
9 | |
10 | /* | |
11 | * instruct non-primary to remove some objects during recovery | |
12 | */ | |
13 | ||
14 | struct MOSDPGRecoveryDelete : public MOSDFastDispatchOp { | |
15 | ||
181888fb | 16 | static const int HEAD_VERSION = 2; |
c07f9fc5 FG |
17 | static const int COMPAT_VERSION = 1; |
18 | ||
19 | pg_shard_t from; | |
20 | spg_t pgid; ///< target spg_t | |
21 | epoch_t map_epoch, min_epoch; | |
22 | list<pair<hobject_t, eversion_t> > objects; ///< objects to remove | |
23 | ||
24 | private: | |
25 | uint64_t cost; | |
26 | ||
27 | public: | |
28 | int get_cost() const override { | |
29 | return cost; | |
30 | } | |
31 | ||
32 | epoch_t get_map_epoch() const override { | |
33 | return map_epoch; | |
34 | } | |
35 | epoch_t get_min_epoch() const override { | |
36 | return min_epoch; | |
37 | } | |
38 | spg_t get_spg() const override { | |
39 | return pgid; | |
40 | } | |
41 | ||
42 | void set_cost(uint64_t c) { | |
43 | cost = c; | |
44 | } | |
45 | ||
46 | MOSDPGRecoveryDelete() | |
47 | : MOSDFastDispatchOp(MSG_OSD_PG_RECOVERY_DELETE, HEAD_VERSION, | |
48 | COMPAT_VERSION), cost(0) {} | |
49 | ||
50 | MOSDPGRecoveryDelete(pg_shard_t from, spg_t pgid, epoch_t map_epoch, | |
51 | epoch_t min_epoch) | |
52 | : MOSDFastDispatchOp(MSG_OSD_PG_RECOVERY_DELETE, HEAD_VERSION, | |
53 | COMPAT_VERSION), | |
54 | from(from), | |
55 | pgid(pgid), | |
56 | map_epoch(map_epoch), | |
57 | min_epoch(min_epoch), | |
58 | cost(0) {} | |
59 | ||
60 | private: | |
61 | ~MOSDPGRecoveryDelete() {} | |
62 | ||
63 | public: | |
64 | const char *get_type_name() const { return "recovery_delete"; } | |
65 | void print(ostream& out) const { | |
66 | out << "MOSDPGRecoveryDelete(" << pgid << " e" << map_epoch << "," | |
67 | << min_epoch << " " << objects << ")"; | |
68 | } | |
69 | ||
70 | void encode_payload(uint64_t features) { | |
71 | ::encode(from, payload); | |
72 | ::encode(pgid, payload); | |
73 | ::encode(map_epoch, payload); | |
181888fb FG |
74 | if (HAVE_FEATURE(features, SERVER_LUMINOUS)) { |
75 | ::encode(min_epoch, payload); | |
76 | } | |
c07f9fc5 FG |
77 | ::encode(cost, payload); |
78 | ::encode(objects, payload); | |
79 | } | |
80 | void decode_payload() { | |
81 | bufferlist::iterator p = payload.begin(); | |
82 | ::decode(from, p); | |
83 | ::decode(pgid, p); | |
84 | ::decode(map_epoch, p); | |
181888fb FG |
85 | if (header.version == 1 && |
86 | !HAVE_FEATURE(get_connection()->get_features(), SERVER_LUMINOUS)) { | |
87 | min_epoch = map_epoch; | |
88 | } else { | |
89 | ::decode(min_epoch, p); | |
90 | } | |
c07f9fc5 FG |
91 | ::decode(cost, p); |
92 | ::decode(objects, p); | |
93 | } | |
94 | }; | |
95 | ||
96 | ||
97 | ||
98 | #endif |