ceph/src/mds/events/ETableClient.h

   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_ETABLECLIENT_H
  16 #define CEPH_MDS_ETABLECLIENT_H
  17
  18 #include "common/config.h"
  19 #include "include/types.h"
  20
  21 #include "../mds_table_types.h"
  22 #include "../LogEvent.h"
  23
  24 struct ETableClient : public LogEvent {
  25   __u16 table;
  26   __s16 op;
  27   version_t tid;
  28
  29   ETableClient() : LogEvent(EVENT_TABLECLIENT), table(0), op(0), tid(0) { }
  30   ETableClient(int t, int o, version_t ti) :
  31     LogEvent(EVENT_TABLECLIENT),
  32     table(t), op(o), tid(ti) { }
  33
  34   void encode(bufferlist& bl, uint64_t features) const override;
  35   void decode(bufferlist::iterator& bl) override;
  36   void dump(Formatter *f) const override;
  37   static void generate_test_instances(list<ETableClient*>& ls);
  38
  39   void print(ostream& out) const override {
  40     out << "ETableClient " << get_mdstable_name(table) << " " << get_mdstableserver_opname(op);
  41     if (tid) out << " tid " << tid;
  42   }
  43
  44   //void update_segment();
  45   void replay(MDSRank *mds) override;
  46 };
  47 WRITE_CLASS_ENCODER_FEATURES(ETableClient)
  48
  49 #endif