105 lines
2.5 KiB
C++
105 lines
2.5 KiB
C++
/*
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Copyright (c) 2003, 2014, 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 as published by
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the Free Software Foundation; version 2 of 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 St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef FAIL_REP_HPP
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#define FAIL_REP_HPP
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#include "SignalData.hpp"
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#include <NodeBitmask.hpp>
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#define JAM_FILE_ID 24
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/**
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*
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*/
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class FailRep {
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/**
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* Sender(s) & Reciver(s)
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*/
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friend class Qmgr;
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friend class Ndbcntr;
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/**
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* For printing
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*/
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friend bool printFAIL_REP(FILE *, const Uint32 *, Uint32, Uint16);
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public:
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STATIC_CONST( OrigSignalLength = 2 );
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STATIC_CONST( PartitionedExtraLength = 1 + NdbNodeBitmask::Size );
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STATIC_CONST( SourceExtraLength = 1 );
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STATIC_CONST( SignalLength = OrigSignalLength + SourceExtraLength );
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enum FailCause {
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ZOWN_FAILURE=0,
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ZOTHER_NODE_WHEN_WE_START=1,
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ZIN_PREP_FAIL_REQ=2,
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ZSTART_IN_REGREQ=3,
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ZHEARTBEAT_FAILURE=4,
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ZLINK_FAILURE=5,
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ZOTHERNODE_FAILED_DURING_START=6,
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ZMULTI_NODE_SHUTDOWN = 7,
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ZPARTITIONED_CLUSTER = 8,
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ZCONNECT_CHECK_FAILURE = 9,
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ZFORCED_ISOLATION = 10
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};
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Uint32 getFailSourceNodeId(Uint32 sigLen) const
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{
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/* Get failSourceNodeId from signal given length
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* 2 cases of 2 existing cases :
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* 1) Old node, no source id
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* 2) New node, source id
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* a) ZPARTITIONED_CLUSTER, extra info
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* b) Other error, no extra info
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*/
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if (failCause == ZPARTITIONED_CLUSTER)
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{
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return (sigLen == (SignalLength + PartitionedExtraLength)) ?
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partitioned.partitionFailSourceNodeId :
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0;
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}
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return (sigLen == SignalLength) ? failSourceNodeId :
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0;
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}
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private:
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Uint32 failNodeId;
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Uint32 failCause;
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/**
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* Used when failCause == ZPARTITIONED_CLUSTER
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*/
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union {
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struct
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{
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Uint32 president;
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Uint32 partition[NdbNodeBitmask::Size];
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Uint32 partitionFailSourceNodeId;
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} partitioned;
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Uint32 failSourceNodeId;
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};
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};
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#undef JAM_FILE_ID
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#endif
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