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/*
* Copyright (C) 2018 Codership Oy <info@codership.com>
*
* This file is part of wsrep-lib.
*
* Wsrep-lib is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* Wsrep-lib is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with wsrep-lib. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef WSREP_DB_SIMULATOR_HPP
#define WSREP_DB_SIMULATOR_HPP
#include "wsrep/gtid.hpp"
#include "wsrep/mutex.hpp"
#include "wsrep/lock.hpp"
#include "db_params.hpp"
#include "db_server.hpp"
#include <memory>
#include <chrono>
#include <unordered_set>
#include <map>
namespace db
{
class server;
class simulator
{
public:
simulator(const params& params)
: mutex_()
, params_(params)
, servers_()
, clients_start_()
, clients_stop_()
, stats_()
{ }
void run();
void sst(db::server&,
const std::string&, const wsrep::gtid&, bool);
const db::params& params() const
{ return params_; }
std::string stats() const;
private:
void start();
void stop();
std::string server_port(size_t i) const;
std::string build_cluster_address() const;
wsrep::default_mutex mutex_;
const db::params& params_;
std::map<std::string, std::unique_ptr<db::server>> servers_;
std::chrono::time_point<std::chrono::steady_clock> clients_start_;
std::chrono::time_point<std::chrono::steady_clock> clients_stop_;
public:
struct stats
{
long long commits;
long long rollbacks;
long long replays;
stats()
: commits(0)
, rollbacks(0)
, replays(0)
{ }
} stats_;
};
}
#endif // WSRE_DB_SIMULATOR_HPP
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