173 lines
3.9 KiB
C++
173 lines
3.9 KiB
C++
/*
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Copyright (c) 2003, 2019, Oracle and/or its affiliates. All rights reserved.
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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, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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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, version 2.0, 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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*/
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#ifndef READ_NODESCONF_HPP
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#define READ_NODESCONF_HPP
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#include <NodeBitmask.hpp>
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#define JAM_FILE_ID 199
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class ReadNodesReq
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{
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friend class Qmgr;
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friend class Ndbcntr;
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public:
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STATIC_CONST( OldSignalLength = 1);
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STATIC_CONST( SignalLength = 2);
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private:
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Uint32 myRef;
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Uint32 myVersion;
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};
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/**
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* This signals is sent by Qmgr to NdbCntr
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* and then from NdbCntr sent to: dih, dict, lqh, tc
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*
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* NOTE Only noOfNodes & allNodes are valid when sent from Qmgr
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*/
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class ReadNodesConf {
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/**
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* Sender(s)
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*/
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friend class Qmgr;
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/**
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* Sender(s) / Reciver(s)
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*/
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friend class Ndbcntr;
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/**
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* Reciver(s)
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*/
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friend class Dbdih;
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friend class Dbdict;
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friend class Dblqh;
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friend class Dbtc;
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friend class Trix;
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friend class Backup;
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friend class Suma;
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friend class LocalProxy;
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friend class Dbinfo;
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friend class Dbspj;
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friend bool printREAD_NODES_CONF(FILE*, const Uint32 *, Uint32, Uint16);
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public:
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STATIC_CONST( SignalLength = 3);
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private:
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Uint32 noOfNodes;
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Uint32 ndynamicId;
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/**
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*
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* NOTE Not valid when send from Qmgr
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*/
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Uint32 masterNodeId;
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// Below bitmasks are not part of signal.
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// All five are sent in first section.
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/**
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* This array defines all the ndb nodes in the system
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*/
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NdbNodeBitmask definedNodes;
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/**
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* This array describes wheather the nodes are currently active
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*
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* NOTE Not valid when send from Qmgr
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*/
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NdbNodeBitmask inactiveNodes;
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NdbNodeBitmask clusterNodes; // From Qmgr
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NdbNodeBitmask startingNodes; // From Cntr
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NdbNodeBitmask startedNodes; // From Cntr
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};
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class ReadNodesConf_v1 {
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/**
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* Sender(s)
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*/
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friend class Qmgr;
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/**
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* Sender(s) / Reciver(s)
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*/
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friend class Ndbcntr;
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/**
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* Reciver(s)
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*/
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friend class Dbdih;
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friend class Dbdict;
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friend class Dblqh;
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friend class Dbtc;
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friend class Trix;
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friend class Backup;
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friend class Suma;
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friend class LocalProxy;
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friend class Dbinfo;
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friend class Dbspj;
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friend bool printREAD_NODES_CONF(FILE*, const Uint32 *, Uint32, Uint16);
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public:
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STATIC_CONST( SignalLength = 3 + 5 * NdbNodeBitmask48::Size);
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private:
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Uint32 noOfNodes;
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Uint32 ndynamicId;
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/**
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*
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* NOTE Not valid when send from Qmgr
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*/
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Uint32 masterNodeId;
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/**
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* This array defines all the ndb nodes in the system
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*/
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union {
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Uint32 allNodes[NdbNodeBitmask48::Size];
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Uint32 definedNodes[NdbNodeBitmask48::Size];
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};
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/**
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* This array describes wheather the nodes are currently active
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*
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* NOTE Not valid when send from Qmgr
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*/
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Uint32 inactiveNodes[NdbNodeBitmask48::Size];
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Uint32 clusterNodes[NdbNodeBitmask48::Size]; // From Qmgr
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Uint32 startingNodes[NdbNodeBitmask48::Size]; // From Cntr
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Uint32 startedNodes[NdbNodeBitmask48::Size]; // From Cntr
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};
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#undef JAM_FILE_ID
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#endif
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