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2e1394149b
* Fixes of bugs from ASAN warnings, part one * MQC as static library, with nifty counter for global map and mutex * Switch clang to 16 * link messageqcpp to execplan
133 lines
4.6 KiB
C++
133 lines
4.6 KiB
C++
/* Copyright (C) 2014 InfiniDB, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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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 Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/******************************************************************************
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* $Id: slavecomm.h 1823 2013-01-21 14:13:09Z rdempsey $
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*
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*****************************************************************************/
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/** @file
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* class XXX interface
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*/
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#pragma once
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#include <unistd.h>
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#include <iostream>
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#include <boost/thread/mutex.hpp>
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#include "brmtypes.h"
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#include "slavedbrmnode.h"
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#include "messagequeue.h"
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#include "bytestream.h"
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#define EXPORT
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// forward reference
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namespace idbdatafile
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{
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class IDBDataFile;
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}
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namespace BRM
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{
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class SlaveComm
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{
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public:
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/** Use this ctor to instantiate a standalone SlaveComm ie, for replaying
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the journal. Should be used only by load_brm. */
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EXPORT SlaveComm();
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/** Use this ctor to have it connected to the rest of the DBRM system */
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EXPORT SlaveComm(std::string hostname); // hostname = 'DBRM_WorkerN'
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EXPORT ~SlaveComm() {};
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SlaveDBRMNode& getSlaveNode() { return *slave; }
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EXPORT void run();
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EXPORT void stop();
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EXPORT void reset();
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EXPORT int replayJournal(std::string prefix);
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EXPORT int printJournal(std::string prefix);
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private:
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SlaveComm& operator=(const SlaveComm& s);
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void processCommand(messageqcpp::ByteStream& msg);
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void do_createStripeColumnExtents(messageqcpp::ByteStream& msg);
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void do_createColumnExtent_DBroot(messageqcpp::ByteStream& msg);
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void do_createColumnExtentExactFile(messageqcpp::ByteStream& msg);
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void do_createDictStoreExtent(messageqcpp::ByteStream& msg);
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void do_rollbackColumnExtents_DBroot(messageqcpp::ByteStream& msg);
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void do_deleteEmptyColExtents(messageqcpp::ByteStream& msg);
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void do_deleteEmptyDictStoreExtents(messageqcpp::ByteStream& msg);
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void do_rollbackDictStoreExtents_DBroot(messageqcpp::ByteStream& msg);
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void do_deleteOID(messageqcpp::ByteStream& msg);
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void do_deleteOIDs(messageqcpp::ByteStream& msg);
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void do_setLocalHWM(messageqcpp::ByteStream& msg);
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void do_bulkSetHWM(messageqcpp::ByteStream& msg);
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void do_bulkSetHWMAndCP(messageqcpp::ByteStream& msg);
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void do_writeVBEntry(messageqcpp::ByteStream& msg);
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void do_bulkWriteVBEntry(messageqcpp::ByteStream& msg);
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void do_beginVBCopy(messageqcpp::ByteStream& msg);
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void do_endVBCopy(messageqcpp::ByteStream& msg);
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void do_vbRollback1(messageqcpp::ByteStream& msg);
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void do_vbRollback2(messageqcpp::ByteStream& msg);
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void do_vbCommit(messageqcpp::ByteStream& msg);
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void do_markInvalid(messageqcpp::ByteStream& msg);
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void do_markManyExtentsInvalid(messageqcpp::ByteStream& msg);
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void do_mergeExtentsMaxMin(messageqcpp::ByteStream& msg);
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void do_setExtentMaxMin(messageqcpp::ByteStream& msg);
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void do_setExtentsMaxMin(messageqcpp::ByteStream& msg); // bug 1970
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void do_deletePartition(messageqcpp::ByteStream& msg);
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void do_markPartitionForDeletion(messageqcpp::ByteStream& msg);
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void do_markAllPartitionForDeletion(messageqcpp::ByteStream& msg);
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void do_restorePartition(messageqcpp::ByteStream& msg);
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void do_dmlLockLBIDRanges(messageqcpp::ByteStream& msg);
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void do_dmlReleaseLBIDRanges(messageqcpp::ByteStream& msg);
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void do_deleteDBRoot(messageqcpp::ByteStream& msg);
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void do_bulkUpdateDBRoot(messageqcpp::ByteStream& msg);
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void do_undo();
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void do_confirm();
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void do_flushInodeCache();
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void do_clear();
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void do_ownerCheck(messageqcpp::ByteStream& msg);
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void do_takeSnapshot();
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void saveDelta();
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bool processExists(const uint32_t pid, const std::string& pname);
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std::unique_ptr<messageqcpp::MessageQueueServer> server;
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messageqcpp::IOSocket master;
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std::unique_ptr<SlaveDBRMNode> slave;
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std::string savefile;
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bool release, die, firstSlave, saveFileToggle, takeSnapshot, doSaveDelta, standalone, printOnly;
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messageqcpp::ByteStream delta;
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std::unique_ptr<idbdatafile::IDBDataFile> currentSaveFile;
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std::string journalName;
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std::unique_ptr<idbdatafile::IDBDataFile> journalh;
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int64_t snapshotInterval, journalCount;
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struct timespec MSG_TIMEOUT;
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};
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} // namespace BRM
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#undef EXPORT
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