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/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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* Copyright (C) 2011 David Shrewsbury
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#include <plugin/slave/queue_consumer.h>
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#include <plugin/slave/queue_producer.h>
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#include <plugin/slave/replication_schema.h>
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#include <drizzled/plugin/daemon.h>
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#include <boost/thread.hpp>
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class ReplicationSlave : public drizzled::plugin::Daemon
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ReplicationSlave(const std::string &config)
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: drizzled::plugin::Daemon("Replication Slave"),
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_initial_max_commit_id(0)
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_consumer_thread.interrupt();
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_producer_thread.interrupt();
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void startup(drizzled::Session &session);
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* Get the error message describing what went wrong during setup.
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const std::string &getError() const
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* Set the initial value for the slave's maximum commit ID.
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* This value basically determines where to start retrieving events from
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* the master. Normally this is computed automatically based on the
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* contents of the queue and/or the last applied commit ID. This allows
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* us to override those values and start from another point. E.g., new
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* slave provisioning or skipping a trouble statement.
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* @param[in] value The commit ID value.
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void setMaxCommitId(uint64_t value)
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/* must tell producer to set its cached value */
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_producer.setCachedMaxCommitId(value);
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/* setting this indicates that we should store it permanently */
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_initial_max_commit_id= value;
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std::string _config_file;
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QueueConsumer _consumer;
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QueueProducer _producer;
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/** Applier thread that will drain the work queue */
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boost::thread _consumer_thread;
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/** I/O thread that will populate the work queue */
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boost::thread _producer_thread;
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uint64_t _initial_max_commit_id;
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* Initialize slave services with the given configuration file.
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* In case of an error during initialization, you can call the getError()
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* method to get a string describing what went wrong.
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* @retval true Success
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* @retval false Failure
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bool initWithConfig();
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} /* namespace slave */