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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