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/*-
* 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 WORKLOAD_TRACKING_H
#define WORKLOAD_TRACKING_H
/*
* Default schema for tracking operations on collections (key_format: Collection name / Key /
* Timestamp, value_format: Operation type / Value)
*/
#define OPERATION_TRACKING_KEY_FORMAT WT_UNCHECKED_STRING(SSQ)
#define OPERATION_TRACKING_VALUE_FORMAT WT_UNCHECKED_STRING(iS)
#define OPERATION_TRACKING_TABLE_CONFIG \
"key_format=" OPERATION_TRACKING_KEY_FORMAT ",value_format=" OPERATION_TRACKING_VALUE_FORMAT
/*
* Default schema for tracking schema operations on collections (key_format: Collection name /
* Timestamp, value_format: Operation type)
*/
#define SCHEMA_TRACKING_KEY_FORMAT WT_UNCHECKED_STRING(SQ)
#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
namespace test_harness {
/* Tracking operations. */
enum class tracking_operation { CREATE, DELETE_COLLECTION, DELETE_KEY, INSERT, UPDATE };
/* Class used to track operations performed on collections */
class workload_tracking : public component {
public:
workload_tracking(configuration *_config, const std::string &operation_table_config,
const std::string &operation_table_name, const std::string &schema_table_config,
const std::string &schema_table_name)
: component("workload_tracking", _config), _operation_table_config(operation_table_config),
_operation_table_name(operation_table_name), _schema_table_config(schema_table_config),
_schema_table_name(schema_table_name)
{
}
const std::string &
get_schema_table_name() const
{
return _schema_table_name;
}
const std::string &
get_operation_table_name() const
{
return _operation_table_name;
}
void
load()
{
WT_SESSION *session;
component::load();
if (!_enabled)
return;
/* Initiate schema tracking. */
session = connection_manager::instance().create_session();
testutil_check(
session->create(session, _schema_table_name.c_str(), _schema_table_config.c_str()));
testutil_check(
session->open_cursor(session, _schema_table_name.c_str(), NULL, NULL, &_cursor_schema));
debug_print("Schema tracking initiated", DEBUG_TRACE);
/* Initiate operations tracking. */
testutil_check(
session->create(session, _operation_table_name.c_str(), _operation_table_config.c_str()));
testutil_check(session->open_cursor(
session, _operation_table_name.c_str(), NULL, NULL, &_cursor_operations));
debug_print("Operations tracking created", DEBUG_TRACE);
}
void
run()
{
/* Does not do anything. */
}
template <typename K, typename V>
int
save(const tracking_operation &operation, const std::string &collection_name, const K &key,
const V &value, wt_timestamp_t ts)
{
WT_CURSOR *cursor;
int error_code = 0;
if (!_enabled)
return (error_code);
/* Select the correct cursor to save in the collection associated to specific operations. */
switch (operation) {
case tracking_operation::CREATE:
case tracking_operation::DELETE_COLLECTION:
cursor = _cursor_schema;
cursor->set_key(cursor, collection_name.c_str(), ts);
cursor->set_value(cursor, static_cast<int>(operation));
break;
default:
cursor = _cursor_operations;
cursor->set_key(cursor, collection_name.c_str(), key, ts);
cursor->set_value(cursor, static_cast<int>(operation), value);
break;
}
error_code = cursor->insert(cursor);
if (error_code == 0)
debug_print("Workload tracking saved operation.", DEBUG_TRACE);
else
debug_print("Workload tracking failed to save operation !", DEBUG_ERROR);
return error_code;
}
private:
WT_CURSOR *_cursor_operations = nullptr;
WT_CURSOR *_cursor_schema = nullptr;
const std::string _operation_table_config;
const std::string _operation_table_name;
const std::string _schema_table_config;
const std::string _schema_table_name;
};
} // namespace test_harness
#endif
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