1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
/*-
* Public Domain 2014-present MongoDB, Inc.
* Public Domain 2008-2014 WiredTiger, Inc.
*
* This is free and unencumbered software released into the public domain.
*
* Anyone is free to copy, modify, publish, use, compile, sell, or
* distribute this software, either in source code form or as a compiled
* binary, for any purpose, commercial or non-commercial, and by any
* means.
*
* In jurisdictions that recognize copyright laws, the author or authors
* of this software dedicate any and all copyright interest in the
* software to the public domain. We make this dedication for the benefit
* of the public at large and to the detriment of our heirs and
* successors. We intend this dedication to be an overt act of
* relinquishment in perpetuity of all present and future rights to this
* software under copyright law.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef OPERATION_TRACKER_H
#define OPERATION_TRACKER_H
#include "component.h"
#include "src/storage/scoped_cursor.h"
#include "src/storage/scoped_session.h"
#include "timestamp_manager.h"
/*
* Default schema for tracking operations on collections (key_format: Collection id / Key /
* Timestamp, value_format: Operation type / Value)
*/
#define OPERATION_TRACKING_KEY_FORMAT WT_UNCHECKED_STRING(QSQ)
#define OPERATION_TRACKING_VALUE_FORMAT WT_UNCHECKED_STRING(iS)
/*
* Default schema for tracking schema operations on collections (key_format: Collection id /
* Timestamp, value_format: Operation type)
*/
#define SCHEMA_TRACKING_KEY_FORMAT WT_UNCHECKED_STRING(QQ)
#define SCHEMA_TRACKING_VALUE_FORMAT WT_UNCHECKED_STRING(i)
#define SCHEMA_TRACKING_TABLE_CONFIG \
"key_format=" SCHEMA_TRACKING_KEY_FORMAT ",value_format=" SCHEMA_TRACKING_VALUE_FORMAT \
",log=(enabled=true)"
namespace test_harness {
/* Tracking operations. */
enum class tracking_operation { CREATE_COLLECTION, CUSTOM, DELETE_COLLECTION, DELETE_KEY, INSERT };
/* Class used to track operations performed on collections */
class operation_tracker : public component {
public:
operation_tracker(configuration *_config, const bool use_compression, timestamp_manager &tsm);
virtual ~operation_tracker() = default;
const std::string &get_schema_table_name() const;
const std::string &get_operation_table_name() const;
void load() override final;
/*
* As every operation is tracked in the tracking table we need to clear out obsolete operations
* otherwise the file size grow continuously, as such we cleanup operations that are no longer
* relevant, i.e. older than the oldest timestamp.
*/
void do_work() override final;
void save_schema_operation(
const tracking_operation &operation, const uint64_t &collection_id, wt_timestamp_t ts);
virtual void set_tracking_cursor(WT_SESSION *session, const tracking_operation &operation,
const uint64_t &collection_id, const std::string &key, const std::string &value,
wt_timestamp_t ts, scoped_cursor &op_track_cursor);
int save_operation(WT_SESSION *session, const tracking_operation &operation,
const uint64_t &collection_id, const std::string &key, const std::string &value,
wt_timestamp_t ts, scoped_cursor &op_track_cursor);
private:
scoped_session _session;
scoped_session _sweep_session;
scoped_cursor _schema_track_cursor;
scoped_cursor _sweep_cursor;
std::string _operation_table_config;
const std::string _operation_table_name;
const std::string _schema_table_config;
const std::string _schema_table_name;
const bool _use_compression;
timestamp_manager &_tsm;
};
} // namespace test_harness
#endif
|
