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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 CEPH_MOSDMARKMEDOWN_H | |
16 | #define CEPH_MOSDMARKMEDOWN_H | |
17 | ||
18 | #include "messages/PaxosServiceMessage.h" | |
19 | ||
f67539c2 | 20 | class MOSDMarkMeDown final : public PaxosServiceMessage { |
11fdf7f2 TL |
21 | private: |
22 | static constexpr int HEAD_VERSION = 3; | |
23 | static constexpr int COMPAT_VERSION = 3; | |
7c673cae FG |
24 | |
25 | public: | |
26 | uuid_d fsid; | |
11fdf7f2 TL |
27 | int32_t target_osd; |
28 | entity_addrvec_t target_addrs; | |
d2e6a577 FG |
29 | epoch_t epoch = 0; |
30 | bool request_ack = false; // ack requested | |
7c673cae FG |
31 | |
32 | MOSDMarkMeDown() | |
9f95a23c TL |
33 | : PaxosServiceMessage{MSG_OSD_MARK_ME_DOWN, 0, |
34 | HEAD_VERSION, COMPAT_VERSION} { } | |
11fdf7f2 | 35 | MOSDMarkMeDown(const uuid_d &fs, int osd, const entity_addrvec_t& av, |
7c673cae | 36 | epoch_t e, bool request_ack) |
9f95a23c TL |
37 | : PaxosServiceMessage{MSG_OSD_MARK_ME_DOWN, e, |
38 | HEAD_VERSION, COMPAT_VERSION}, | |
11fdf7f2 TL |
39 | fsid(fs), target_osd(osd), target_addrs(av), |
40 | epoch(e), request_ack(request_ack) {} | |
7c673cae | 41 | private: |
f67539c2 | 42 | ~MOSDMarkMeDown() final {} |
7c673cae FG |
43 | |
44 | public: | |
7c673cae FG |
45 | epoch_t get_epoch() const { return epoch; } |
46 | ||
47 | void decode_payload() override { | |
f67539c2 | 48 | using ceph::decode; |
11fdf7f2 | 49 | auto p = payload.cbegin(); |
7c673cae | 50 | paxos_decode(p); |
11fdf7f2 TL |
51 | if (header.version <= 2) { |
52 | decode(fsid, p); | |
53 | entity_inst_t i; | |
54 | decode(i, p); | |
55 | target_osd = i.name.num(); | |
56 | target_addrs = entity_addrvec_t(i.addr); | |
57 | decode(epoch, p); | |
58 | decode(request_ack, p); | |
59 | return; | |
60 | } | |
61 | decode(fsid, p); | |
62 | decode(target_osd, p); | |
63 | decode(target_addrs, p); | |
64 | decode(epoch, p); | |
65 | decode(request_ack, p); | |
7c673cae FG |
66 | } |
67 | ||
68 | void encode_payload(uint64_t features) override { | |
11fdf7f2 | 69 | using ceph::encode; |
7c673cae | 70 | paxos_encode(); |
11fdf7f2 TL |
71 | if (!HAVE_FEATURE(features, SERVER_NAUTILUS)) { |
72 | header.version = 2; | |
73 | header.compat_version = 2; | |
74 | encode(fsid, payload); | |
75 | encode(entity_inst_t(entity_name_t::OSD(target_osd), | |
76 | target_addrs.legacy_addr()), | |
77 | payload, features); | |
78 | encode(epoch, payload); | |
79 | encode(request_ack, payload); | |
80 | return; | |
81 | } | |
82 | header.version = HEAD_VERSION; | |
83 | header.compat_version = COMPAT_VERSION; | |
84 | encode(fsid, payload); | |
85 | encode(target_osd, payload, features); | |
86 | encode(target_addrs, payload, features); | |
87 | encode(epoch, payload); | |
88 | encode(request_ack, payload); | |
7c673cae FG |
89 | } |
90 | ||
11fdf7f2 | 91 | std::string_view get_type_name() const override { return "MOSDMarkMeDown"; } |
f67539c2 | 92 | void print(std::ostream& out) const override { |
7c673cae FG |
93 | out << "MOSDMarkMeDown(" |
94 | << "request_ack=" << request_ack | |
11fdf7f2 TL |
95 | << ", osd." << target_osd |
96 | << ", " << target_addrs | |
7c673cae FG |
97 | << ", fsid=" << fsid |
98 | << ")"; | |
99 | } | |
9f95a23c TL |
100 | private: |
101 | template<class T, typename... Args> | |
102 | friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args); | |
7c673cae FG |
103 | }; |
104 | ||
105 | #endif |