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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 | #ifndef CEPH_MDS_EOPEN_H | |
16 | #define CEPH_MDS_EOPEN_H | |
17 | ||
18 | #include "../LogEvent.h" | |
19 | #include "EMetaBlob.h" | |
20 | ||
21 | class EOpen : public LogEvent { | |
22 | public: | |
23 | EMetaBlob metablob; | |
24 | vector<inodeno_t> inos; | |
25 | vector<vinodeno_t> snap_inos; | |
26 | ||
27 | EOpen() : LogEvent(EVENT_OPEN) { } | |
28 | explicit EOpen(MDLog *mdlog) : | |
29 | LogEvent(EVENT_OPEN), metablob(mdlog) { } | |
30 | ||
31 | void print(ostream& out) const override { | |
32 | out << "EOpen " << metablob << ", " << inos.size() << " open files"; | |
33 | } | |
34 | ||
35 | EMetaBlob *get_metablob() override { return &metablob; } | |
36 | ||
37 | void add_clean_inode(CInode *in) { | |
38 | if (!in->is_base()) { | |
39 | metablob.add_dir_context(in->get_projected_parent_dn()->get_dir()); | |
40 | metablob.add_primary_dentry(in->get_projected_parent_dn(), 0, false); | |
41 | if (in->last == CEPH_NOSNAP) | |
42 | inos.push_back(in->ino()); | |
43 | else | |
44 | snap_inos.push_back(in->vino()); | |
45 | } | |
46 | } | |
47 | void add_ino(inodeno_t ino) { | |
48 | inos.push_back(ino); | |
49 | } | |
50 | ||
51 | void encode(bufferlist& bl, uint64_t features) const override; | |
52 | void decode(bufferlist::iterator& bl) override; | |
53 | void dump(Formatter *f) const override; | |
54 | static void generate_test_instances(list<EOpen*>& ls); | |
55 | ||
56 | void update_segment() override; | |
57 | void replay(MDSRank *mds) override; | |
58 | }; | |
59 | WRITE_CLASS_ENCODER_FEATURES(EOpen) | |
60 | ||
61 | #endif |