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Refactoring dbms simulator. Intermediate commit.

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This commit is contained in:
Teemu Ollakka
2018-06-15 12:58:36 +03:00
parent cb3b2fbf9e
commit 4fbf1d0cf8
17 changed files with 771 additions and 68 deletions
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65
dbsim/db_server.cpp Normal file
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//
// Copyright (C) 2018 Codership Oy <info@codership.com>
//
#include "db_server.hpp"
void db::server::applier_thread()
{
wsrep::client_id client_id(last_client_id_.fetch_add(1) + 1);
db::client applier(*this, client_id,
wsrep::client_context::m_applier, simulator_.params());
enum wsrep::provider::status ret(provider().run_applier(&applier));
wsrep::log() << "Applier thread exited with error code " << ret;
}
wsrep::client_context* db::server::local_client_context()
{
std::ostringstream id_os;
size_t client_id(++last_client_id_);
return new db::client(*this, client_id,
wsrep::client_context::m_replicating,
simulator_.params());
}
void db::server::start_clients()
{
size_t n_clients(simulator_.params().n_clients);
for (size_t i(0); i < n_clients; ++i)
{
start_client(i + 1);
}
}
void db::server::stop_clients()
{
for (auto& i : client_threads_)
{
i.join();
}
for (const auto& i : clients_)
{
struct db::client::stats stats(i->stats());
simulator_.stats_.commits += stats.commits;
simulator_.stats_.aborts += stats.aborts;
simulator_.stats_.replays += stats.replays;
}
}
void db::server::client_thread(const std::shared_ptr<db::client>& client)
{
client->store_globals();
client->start();
}
void db::server::start_client(size_t id)
{
auto client(std::make_shared<db::client>(
*this, id,
wsrep::client_context::m_replicating,
simulator_.params()));
clients_.push_back(client);
client_threads_.push_back(
boost::thread(&db::server::client_thread, this, client));
}