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69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
//
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// Copyright (C) 2018 Codership Oy <info@codership.com>
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//
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/** @file db_client.hpp */
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#ifndef WSREP_DB_CLIENT_HPP
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#define WSREP_DB_CLIENT_HPP
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#include "db_server_state.hpp"
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#include "db_storage_engine.hpp"
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#include "db_client_state.hpp"
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#include "db_client_service.hpp"
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#include "db_high_priority_service.hpp"
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namespace db
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{
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class server;
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class client
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{
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public:
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struct stats
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{
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long long commits;
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long long rollbacks;
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long long replays;
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stats()
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: commits(0)
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, rollbacks(0)
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, replays(0)
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{ }
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};
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client(db::server&,
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wsrep::client_id,
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enum wsrep::client_state::mode,
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const db::params&);
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bool bf_abort(wsrep::seqno);
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const struct stats stats() const { return stats_; }
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void store_globals()
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{
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client_state_.store_globals();
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}
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void reset_globals()
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{ }
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void start();
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wsrep::client_state& client_state() { return client_state_; }
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bool do_2pc() const { return false; }
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private:
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friend class db::server_state;
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friend class db::client_service;
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friend class db::high_priority_service;
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template <class F> int client_command(F f);
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void run_one_transaction();
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void reset_error();
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void report_progress(size_t) const;
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wsrep::default_mutex mutex_;
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wsrep::default_condition_variable cond_;
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const db::params& params_;
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db::server& server_;
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db::server_state& server_state_;
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db::client_state client_state_;
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db::client_service client_service_;
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db::storage_engine::transaction se_trx_;
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struct stats stats_;
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};
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}
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#endif // WSREP_DB_CLIENT_HPP
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