From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 21 Apr 2024 13:54:28 +0200 Subject: Adding upstream version 18.2.2. Signed-off-by: Daniel Baumann --- src/tools/cephfs/Dumper.h | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 src/tools/cephfs/Dumper.h (limited to 'src/tools/cephfs/Dumper.h') diff --git a/src/tools/cephfs/Dumper.h b/src/tools/cephfs/Dumper.h new file mode 100644 index 000000000..758f3cdea --- /dev/null +++ b/src/tools/cephfs/Dumper.h @@ -0,0 +1,45 @@ +// -*- 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) 2010 Greg Farnum + * + * 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 JOURNAL_DUMPER_H_ +#define JOURNAL_DUMPER_H_ + + +#include "MDSUtility.h" + +class Journaler; + +/** + * This class lets you dump out an mds journal for troubleshooting or whatever. + * + * It was built to work with cmds so some of the design choices are random. + * To use, create a Dumper, call init(), and then call dump() with the name + * of the file to dump to. + */ + +class Dumper : public MDSUtility { +private: + mds_role_t role; + inodeno_t ino; + +public: + Dumper() : ino(-1) + {} + + int init(mds_role_t role_, const std::string &type); + int recover_journal(Journaler *journaler); + int dump(const char *dumpfile); + int undump(const char *dumpfile, bool force); +}; + +#endif /* JOURNAL_DUMPER_H_ */ -- cgit v1.2.3