initial code repo

[stor4nfv.git] / src / ceph / src / test / objectstore / DeterministicOpSequence.h

diff --git a/src/ceph/src/test/objectstore/DeterministicOpSequence.h b/src/ceph/src/test/objectstore/DeterministicOpSequence.h
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+++ b/src/ceph/src/test/objectstore/DeterministicOpSequence.h
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+// -*- 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) 2012 New Dream Network
+*
+* 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 FILESTORE_DTRMNSTC_SEQ_OPS_H_
+#define FILESTORE_DTRMNSTC_SEQ_OPS_H_
+
+#include <iostream>
+#include <fstream>
+#include <set>
+#include "os/ObjectStore.h"
+#include <boost/scoped_ptr.hpp>
+#include <boost/random/mersenne_twister.hpp>
+#include <boost/random/uniform_int.hpp>
+
+#include "TestObjectStoreState.h"
+
+typedef boost::mt11213b rngen_t;
+
+class DeterministicOpSequence : public TestObjectStoreState {
+ public:
+  DeterministicOpSequence(ObjectStore *store, std::string status = std::string());
+  virtual ~DeterministicOpSequence();
+
+  virtual void generate(int seed, int num_txs);
+
+ protected:
+  enum {
+    DSOP_TOUCH = 0,
+    DSOP_WRITE = 1,
+    DSOP_CLONE = 2,
+    DSOP_CLONE_RANGE = 3,
+    DSOP_OBJ_REMOVE = 4,
+    DSOP_COLL_MOVE = 6,
+    DSOP_SET_ATTRS = 7,
+    DSOP_COLL_CREATE = 8,
+
+    DSOP_FIRST = DSOP_TOUCH,
+    DSOP_LAST = DSOP_COLL_CREATE,
+  };
+
+  int32_t txn;
+
+  coll_t txn_coll;
+  hobject_t txn_object;
+
+  ObjectStore::Sequencer m_osr;
+  std::ofstream m_status;
+
+  bool run_one_op(int op, rngen_t& gen);
+
+  void note_txn(ObjectStore::Transaction *t);
+  bool do_touch(rngen_t& gen);
+  bool do_remove(rngen_t& gen);
+  bool do_write(rngen_t& gen);
+  bool do_clone(rngen_t& gen);
+  bool do_clone_range(rngen_t& gen);
+  bool do_coll_move(rngen_t& gen);
+  bool do_set_attrs(rngen_t& gen);
+  bool do_coll_create(rngen_t& gen);
+
+  virtual void _do_touch(coll_t coll, hobject_t& obj);
+  virtual void _do_remove(coll_t coll, hobject_t& obj);
+  virtual void _do_write(coll_t coll, hobject_t& obj, uint64_t off,
+      uint64_t len, const bufferlist& data);
+  virtual void _do_set_attrs(coll_t coll,
+                            hobject_t &obj,
+                            const map<string, bufferlist> &attrs);
+  virtual void _do_clone(coll_t coll, hobject_t& orig_obj, hobject_t& new_obj);
+  virtual void _do_clone_range(coll_t coll, hobject_t& orig_obj,
+      hobject_t& new_obj, uint64_t srcoff, uint64_t srclen, uint64_t dstoff);
+  virtual void _do_write_and_clone_range(coll_t coll, hobject_t& orig_obj,
+      hobject_t& new_obj, uint64_t srcoff, uint64_t srclen,
+      uint64_t dstoff, bufferlist& bl);
+  virtual void _do_coll_move(coll_t orig_coll, coll_t new_coll, hobject_t& obj);
+  virtual void _do_coll_create(coll_t cid, uint32_t pg_num, uint64_t num_objs);
+
+  int _gen_coll_id(rngen_t& gen);
+  int _gen_obj_id(rngen_t& gen);
+  void _print_status(int seq, int op);
+
+ private:
+  bool _prepare_clone(rngen_t& gen, coll_t& coll_ret,
+      hobject_t& orig_obj_ret, hobject_t& new_obj_ret);
+  bool _prepare_colls(rngen_t& gen,
+      coll_entry_t* &orig_coll, coll_entry_t* &new_coll);
+};
+
+
+#endif /* FILESTORE_DTRMNSTC_SEQ_OPS_H_ */