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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 RUNTIME_MONITOR_H
#define RUNTIME_MONITOR_H
#include <string>
#include <vector>
extern "C" {
#include "test_util.h"
#include "wiredtiger.h"
}
#include "util/scoped_types.h"
#include "workload/database_model.h"
/* Forward declarations for classes to reduce compilation time and modules coupling. */
class configuration;
namespace test_harness {
class runtime_statistic {
public:
explicit runtime_statistic(configuration *config);
/* Check that the given statistic is within bounds. */
virtual void check(scoped_cursor &cursor) = 0;
/* Suppress warning about destructor being non-virtual. */
virtual ~runtime_statistic() {}
bool enabled() const;
protected:
bool _enabled = false;
};
class cache_limit_statistic : public runtime_statistic {
public:
explicit cache_limit_statistic(configuration *config);
void check(scoped_cursor &cursor) override final;
private:
int64_t limit;
};
class db_size_statistic : public runtime_statistic {
public:
db_size_statistic(configuration *config, database &database);
virtual ~db_size_statistic() = default;
/* Don't need the stat cursor for this. */
void check(scoped_cursor &) override final;
private:
std::vector<std::string> get_file_names();
private:
database &_database;
int64_t _limit;
};
class postrun_statistic_check {
public:
explicit postrun_statistic_check(configuration *config);
virtual ~postrun_statistic_check() = default;
void check(scoped_cursor &cursor) const;
private:
struct postrun_statistic {
postrun_statistic(std::string &&name, const int64_t min_limit, const int64_t max_limit);
const std::string name;
const int field;
const int64_t min_limit, max_limit;
};
private:
bool check_stat(scoped_cursor &cursor, const postrun_statistic &stat) const;
private:
std::vector<postrun_statistic> _stats;
};
/*
* The runtime monitor class is designed to track various statistics or other runtime signals
* relevant to the given workload.
*/
class runtime_monitor : public component {
public:
static void get_stat(scoped_cursor &, int, int64_t *);
public:
runtime_monitor(configuration *config, database &database);
~runtime_monitor();
/* Delete the copy constructor and the assignment operator. */
runtime_monitor(const runtime_monitor &) = delete;
runtime_monitor &operator=(const runtime_monitor &) = delete;
void load() override final;
void do_work() override final;
void finish() override final;
private:
scoped_session _session;
scoped_cursor _cursor;
std::vector<runtime_statistic *> _stats;
postrun_statistic_check _postrun_stats;
database &_database;
};
} // namespace test_harness
#endif
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