ceph/src/test/osdc/FakeWriteback.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3 #ifndef CEPH_TEST_OSDC_FAKEWRITEBACK_H
   4 #define CEPH_TEST_OSDC_FAKEWRITEBACK_H
   5
   6 #include "include/atomic.h"
   7 #include "include/Context.h"
   8 #include "include/types.h"
   9 #include "osd/osd_types.h"
  10 #include "osdc/WritebackHandler.h"
  11
  12 class Finisher;
  13 class Mutex;
  14
  15 class FakeWriteback : public WritebackHandler {
  16 public:
  17   FakeWriteback(CephContext *cct, Mutex *lock, uint64_t delay_ns);
  18   ~FakeWriteback() override;
  19
  20   void read(const object_t& oid, uint64_t object_no,
  21                     const object_locator_t& oloc, uint64_t off, uint64_t len,
  22                     snapid_t snapid, bufferlist *pbl, uint64_t trunc_size,
  23                     __u32 trunc_seq, int op_flags, Context *onfinish) override;
  24
  25   ceph_tid_t write(const object_t& oid, const object_locator_t& oloc,
  26                            uint64_t off, uint64_t len,
  27                            const SnapContext& snapc, const bufferlist &bl,
  28                            ceph::real_time mtime, uint64_t trunc_size,
  29                            __u32 trunc_seq, ceph_tid_t journal_tid,
  30                            Context *oncommit) override;
  31
  32   using WritebackHandler::write;
  33
  34   bool may_copy_on_write(const object_t&, uint64_t, uint64_t,
  35                                  snapid_t) override;
  36 private:
  37   CephContext *m_cct;
  38   Mutex *m_lock;
  39   uint64_t m_delay_ns;
  40   atomic_t m_tid;
  41   Finisher *m_finisher;
  42 };
  43
  44 #endif