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Diffstat (limited to 'src/mds/events/ESubtreeMap.h')
-rw-r--r-- | src/mds/events/ESubtreeMap.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/mds/events/ESubtreeMap.h b/src/mds/events/ESubtreeMap.h new file mode 100644 index 00000000..08d4a581 --- /dev/null +++ b/src/mds/events/ESubtreeMap.h @@ -0,0 +1,48 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab +/* + * Ceph - scalable distributed file system + * + * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net> + * + * This is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software + * Foundation. See file COPYING. + * + */ + +#ifndef CEPH_MDS_ESUBTREEMAP_H +#define CEPH_MDS_ESUBTREEMAP_H + +#include "../LogEvent.h" +#include "EMetaBlob.h" + +class ESubtreeMap : public LogEvent { +public: + EMetaBlob metablob; + map<dirfrag_t, vector<dirfrag_t> > subtrees; + set<dirfrag_t> ambiguous_subtrees; + uint64_t expire_pos; + uint64_t event_seq; + + ESubtreeMap() : LogEvent(EVENT_SUBTREEMAP), expire_pos(0), event_seq(0) { } + + void print(ostream& out) const override { + out << "ESubtreeMap " << subtrees.size() << " subtrees " + << ", " << ambiguous_subtrees.size() << " ambiguous " + << metablob; + } + + EMetaBlob *get_metablob() override { return &metablob; } + + void encode(bufferlist& bl, uint64_t features) const override; + void decode(bufferlist::const_iterator& bl) override; + void dump(Formatter *f) const override; + static void generate_test_instances(list<ESubtreeMap*>& ls); + + void replay(MDSRank *mds) override; +}; +WRITE_CLASS_ENCODER_FEATURES(ESubtreeMap) + +#endif |