| /********************************************************************** |
| // @@@ START COPYRIGHT @@@ |
| // |
| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| // |
| // @@@ END COPYRIGHT @@@ |
| **********************************************************************/ |
| #include <iostream> |
| using std::cerr; |
| using std::endl; |
| |
| #include <fstream> |
| using std::ofstream; |
| |
| #include "Platform.h" |
| #include "SQLCLIdev.h" |
| #include "Context.h" |
| #include "str.h" |
| #include "ExpLOBinterface.h" |
| #include "ex_globals.h" |
| |
| Lng32 ExpLOBinterfaceInit(void *& exLobGlob, void * lobHeap, |
| void *currContext,NABoolean isHiveRead, |
| char *hdfsServer, |
| Int32 port) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam = 0; |
| Int64 cliError = -1; |
| Ex_Lob_Error status; |
| Int32 dummyParam2 = 0; |
| |
| |
| err = ExLobsOper((char*)"dummy", |
| NULL, 0, |
| NULL, 0, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| NULL, Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| Lob_Init, |
| Lob_None, |
| 1, // waited op |
| exLobGlob, |
| 0, |
| NULL, 0, |
| 0); |
| if (exLobGlob) |
| { |
| NAHeap *heap = new ((NAHeap *)lobHeap) NAHeap("LOB Heap", (NAHeap *)lobHeap); |
| if (isHiveRead) |
| { |
| ((ExLobGlobals *)exLobGlob)->startWorkerThreads(); |
| heap->setThreadSafe(); |
| } |
| ((ExLobGlobals *)exLobGlob)->setHeap(heap); |
| |
| } |
| |
| //set hdfsConnection from context global |
| ContextCli *localContext = (ContextCli *)currContext; |
| if (localContext) |
| { |
| hdfsFS fs = localContext->getHdfsServerConnection(hdfsServer,port); |
| if (fs == NULL) |
| { |
| return LOB_HDFS_CONNECT_ERROR; |
| } |
| else |
| { |
| ((ExLobGlobals *)exLobGlob)->setHdfsFs(fs); |
| } |
| } |
| |
| if (err != LOB_OPER_OK) |
| return err; |
| else |
| return 0; |
| } |
| |
| Lng32 ExpLOBinterfacePerformGC(void *& exLobGlob, char *lobName,void *descChunksArray, Int32 numEntries, char *hdfsServer, Int32 hdfsPort,char *lobLoc,Int64 lobMaxChunkMemSize) |
| { |
| Ex_Lob_Error err; |
| Ex_Lob_Error status; |
| Int64 dummyParam = 0; |
| Int64 cliError = -1; |
| Int32 dummyParam2 = 0; |
| err = ExLobsOper(lobName, |
| NULL, 0, |
| hdfsServer, hdfsPort, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| lobLoc, Lob_HDFS_File, |
| (char *)descChunksArray, numEntries, |
| 0,NULL, |
| Lob_PerformGC, // Lob_GC |
| Lob_None, |
| 1, // waited op |
| exLobGlob, |
| 0, |
| NULL, 0 |
| ); |
| if (err != LOB_OPER_OK) |
| return err; |
| else |
| return 0; |
| } |
| |
| Lng32 ExpLOBinterfaceRestoreLobDataFile(void *& exLobGlob, char *hdfsServer, Int32 hdfsPort,char *lobLoc,char *lobName) |
| { |
| Ex_Lob_Error err; |
| Ex_Lob_Error status; |
| Int64 dummyParam = 0; |
| Int64 cliError = -1; |
| Int32 dummyParam2 = 0; |
| err = ExLobsOper(lobName, |
| NULL, 0, |
| hdfsServer, hdfsPort, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| lobLoc, Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| Lob_RestoreLobDataFile, // Lob_GC |
| Lob_None, |
| 1, // waited op |
| exLobGlob, |
| 0, |
| NULL, 0 |
| ); |
| if (err != LOB_OPER_OK) |
| return err; |
| else |
| return 0; |
| } |
| Lng32 ExpLOBinterfacePurgeBackupLobDataFile(void *& exLobGlob, char *hdfsServer, Int32 hdfsPort,char *lobLoc,char *lobName) |
| { |
| Ex_Lob_Error err; |
| Ex_Lob_Error status; |
| Int64 dummyParam = 0; |
| Int64 cliError = -1; |
| Int32 dummyParam2 = 0; |
| err = ExLobsOper(lobName, |
| NULL, 0, |
| hdfsServer, hdfsPort, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| lobLoc, Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| Lob_PurgeBackupLobDataFile, // Lob_GC |
| Lob_None, |
| 1, // waited op |
| exLobGlob, |
| 0, |
| NULL, 0 |
| ); |
| if (err != LOB_OPER_OK) |
| return err; |
| else |
| return 0; |
| } |
| Lng32 ExpLOBinterfaceCleanup(void *& exLobGlob, void * lobHeap) |
| { |
| Ex_Lob_Error err; |
| Ex_Lob_Error status; |
| Int64 dummyParam = 0; |
| Int64 cliError = -1; |
| Int32 dummyParam2 = 0; |
| err = ExLobsOper((char *)"dummy", |
| NULL, 0, |
| NULL, 0, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| NULL, Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| Lob_Cleanup, // Lob_Cleanup |
| Lob_None, |
| 1, // waited op |
| exLobGlob, |
| 0, |
| lobHeap, 0 |
| ); |
| if (err != LOB_OPER_OK) |
| return -err; |
| else |
| return 0; |
| } |
| |
| Lng32 ExpLOBinterfaceCreate( |
| void * exLobGlob, char * lobName, char * lobLoc, |
| Lng32 lobType, |
| char * lobHdfsServer, |
| Int64 lobMaxSize, |
| Lng32 lobHdfsPort, |
| int bufferSize , |
| short replication , |
| int blockSize) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam = 0; |
| Int32 dummyParam2 = 0; |
| Ex_Lob_Error status; |
| Int64 cliError = -1; |
| |
| err = ExLobsOper(lobName, |
| NULL, 0, |
| lobHdfsServer, lobHdfsPort, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| lobLoc, (LobsStorage)lobType, //Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| Lob_Create, |
| Lob_None, |
| 1, // waited op |
| exLobGlob, |
| 0, NULL, 0, |
| lobMaxSize, |
| bufferSize , |
| replication, |
| blockSize |
| ); |
| |
| if (err != LOB_OPER_OK) |
| return -err; |
| else |
| return 0; |
| } |
| |
| // Return: 1, if check fails. |
| // 0, if check passes. |
| // -LOB_*_ERROR, if error. |
| |
| |
| Lng32 ExpLOBinterfaceDataModCheck(void * exLobGlob, |
| char * dirPath, |
| char * lobHdfsServer, |
| Lng32 lobHdfsPort, |
| Int64 modTS, |
| Lng32 numOfPartLevels, |
| Int64 &failedModTS, |
| char * failedLocBuf, // OUT: path/name |
| Int32 &failedLocBufLen) // INOUT: buflen |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam=0; |
| Int32 dummyParam2 = 0; |
| Ex_Lob_Error status; |
| Int64 cliError = -1; |
| |
| Lng32 blackBoxLen = |
| sizeof(modTS) + sizeof(numOfPartLevels) |
| + sizeof(failedLocBufLen) + failedLocBufLen; |
| char blackBox[blackBoxLen]; |
| *(Int64*)blackBox = modTS; |
| *(Lng32*)&blackBox[sizeof(modTS)] = numOfPartLevels; |
| *(Lng32*)&blackBox[sizeof(modTS)+sizeof(numOfPartLevels)] = failedLocBufLen; |
| failedModTS = -1; |
| err = ExLobsOper((char*)"", |
| NULL, 0, |
| lobHdfsServer, lobHdfsPort, |
| NULL, dummyParam2, |
| 0, failedModTS, |
| dummyParam, |
| 0, dummyParam, |
| status, cliError, |
| dirPath, (LobsStorage)Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| Lob_Data_Mod_Check, |
| Lob_None, |
| 1, // waited op |
| exLobGlob, |
| 0, |
| blackBox, blackBoxLen |
| ); |
| if (err == LOB_DATA_MOD_CHECK_ERROR) |
| { |
| failedLocBufLen = |
| *(Lng32*)&blackBox[sizeof(modTS)+sizeof(numOfPartLevels)]; |
| |
| if (failedLocBufLen > 0) |
| { |
| str_cpy_and_null(failedLocBuf, |
| &blackBox[sizeof(modTS)+sizeof(numOfPartLevels)+sizeof(failedLocBufLen)], |
| failedLocBufLen, '\0', ' ', TRUE); |
| } |
| |
| return 1; |
| } |
| else if (err != LOB_OPER_OK) |
| return -err; |
| else |
| return 0; |
| } |
| |
| Lng32 ExpLOBinterfaceEmptyDirectory( |
| void * exLobGlob, |
| char * lobName, |
| char * lobLoc, |
| Lng32 lobType, |
| char * lobHdfsServer, |
| Lng32 lobHdfsPort, |
| int bufferSize , |
| short replication , |
| int blockSize) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam=0; |
| Int32 dummyParam2 = 0; |
| Ex_Lob_Error status; |
| Int64 cliError = -1; |
| |
| err = ExLobsOper(lobName, |
| NULL, 0, |
| lobHdfsServer, lobHdfsPort, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| lobLoc, (LobsStorage)lobType, //Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| Lob_Empty_Directory, |
| Lob_None, |
| 1, // waited op |
| exLobGlob, |
| 0, NULL, 0, |
| bufferSize , |
| replication, |
| blockSize |
| ); |
| |
| if (err != LOB_OPER_OK) |
| return -err; |
| else |
| return 0; |
| } |
| Lng32 ExpLOBinterfaceDrop(void * exLobGlob, char * lobHdfsServer , |
| Lng32 lobHdfsPort,char * lobName, char * lobLoc) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam = 0; |
| Int32 dummyParam2 = 0; |
| Ex_Lob_Error status; |
| Int64 cliError = -1; |
| |
| err = ExLobsOper(lobName, |
| NULL, 0, |
| lobHdfsServer, lobHdfsPort, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| lobLoc, Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| Lob_Drop, |
| Lob_None, |
| 1, // waited op |
| exLobGlob, |
| 0, NULL, 0 |
| ); |
| |
| if (err != LOB_OPER_OK) |
| return -err; |
| else |
| return 0; |
| } |
| |
| Lng32 ExpLOBInterfacePurgedata(void * exLobGlob, |
| char * lobName, char * lobLoc) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam=0; |
| Int32 dummyParam2 = 0; |
| Ex_Lob_Error status; |
| Int64 cliError = -1; |
| |
| |
| err = ExLobsOper(lobName, |
| NULL,0, |
| NULL, 0, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| lobLoc, Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| Lob_Purge, |
| Lob_None, |
| 1, // waited |
| exLobGlob, |
| 0, NULL, 0 |
| ); |
| |
| if (err != LOB_OPER_OK) |
| return -err; |
| else |
| return LOB_ACCESS_SUCCESS; |
| } |
| |
| Lng32 ExpLOBinterfaceCloseFile(void * exLobGlob, |
| char * lobName, |
| char * lobLoc, |
| Lng32 lobType, |
| char * lobHdfsServer, |
| Lng32 lobHdfsPort) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam=0; |
| Int32 dummyParam2 = 0; |
| Ex_Lob_Error status; |
| Int64 cliError = -1; |
| |
| LobsStorage ls = (LobsStorage)lobType; |
| |
| err = ExLobsOper(lobName, |
| NULL, 0, |
| lobHdfsServer, lobHdfsPort, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| lobLoc, ls, //Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| Lob_CloseFile, |
| |
| Lob_None, |
| 1, // waited |
| exLobGlob, |
| 0, NULL, 0 |
| ); |
| |
| if (err != LOB_OPER_OK) |
| return -err; |
| else |
| return LOB_ACCESS_SUCCESS; |
| } |
| |
| |
| Lng32 ExpLOBInterfaceInsert(void * exLobGlob, |
| char * tgtLobName, |
| char * lobStorageLocation, |
| Lng32 lobType, |
| char * lobHdfsServer, |
| Lng32 lobHdfsPort, |
| |
| Lng32 handleLen, |
| char * lobHandle, |
| Int32 *outHandleLen, |
| char * outLobHandle, |
| |
| Int64 blackBoxLen, |
| char * blackBox, |
| |
| Int64 &requestTag, |
| Int64 xnId, |
| Int64 &descSyskey, |
| LobsOper lo, |
| |
| Lng32 * cliError, |
| LobsSubOper so, |
| |
| Lng32 waitedOp, |
| |
| char * srcLobData, |
| Int64 srcLobLen, |
| Int64 lobMaxSize, |
| Int64 lobMaxChunkMemSize, |
| Int64 lobGCLimit, |
| int bufferSize , |
| short replication , |
| int blockSize) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam; |
| Ex_Lob_Error status; |
| Int64 ce = 0; |
| |
| Int64 inDescSyskey = -1; |
| Int64 outDescSyskey = -1; |
| if (srcLobData) |
| inDescSyskey = descSyskey; |
| |
| |
| if (( lo == Lob_InsertDataSimple) || |
| ( lo == Lob_InsertDesc) || |
| (lo == Lob_InsertData)) |
| requestTag = -1; |
| |
| |
| LobsStorage ls = (LobsStorage)lobType; |
| |
| // Int64 lobLen = (tgtLobLen ? *tgtLobLen : 0); |
| err = ExLobsOper(tgtLobName, |
| lobHandle, handleLen, |
| lobHdfsServer, lobHdfsPort, |
| outLobHandle, *outHandleLen, |
| inDescSyskey, outDescSyskey, // for flat files |
| dummyParam, //lobLen, |
| requestTag, requestTag, |
| status, ce, |
| lobStorageLocation, ls, //Lob_HDFS_File, |
| srcLobData, srcLobLen, //strlen(srcLobData), |
| 0,NULL, |
| lo, |
| so, |
| waitedOp, |
| exLobGlob, |
| xnId, |
| blackBox, blackBoxLen, |
| lobMaxSize, |
| lobMaxChunkMemSize, |
| lobGCLimit, |
| bufferSize, |
| replication, |
| blockSize |
| ); |
| |
| |
| |
| if (err != LOB_OPER_OK) |
| { |
| if ((cliError) && |
| (ce != 0)) |
| *cliError = (Lng32)ce; |
| |
| return -err; |
| } |
| |
| descSyskey = outDescSyskey; |
| |
| |
| return 0; |
| } |
| |
| Lng32 ExpLOBInterfaceInsertSelect(void * exLobGlob, |
| char * lobHdfsServer , |
| Lng32 lobHdfsPort , |
| char * tgtLobName, |
| char * lobStorageLocation, |
| |
| Lng32 handleLen, |
| char * lobHandle, |
| |
| Int64 &descSyskey, |
| Int64 &lobLen, |
| |
| char * lobData, |
| |
| char * srcLobName, |
| short srcDescSchNameLen, |
| char * srcDescSchName, |
| |
| Int64 srcDescKey, |
| Int64 srcDescTS) |
| { |
| Ex_Lob_Error err; |
| |
| LobsSubOper lso = Lob_Foreign_Lob; |
| Ex_Lob_Error status; |
| Int64 dummyParam=0; |
| Int32 dummyParam2 = 0; |
| Int64 cliError = -1; |
| |
| err = ExLobsOper(tgtLobName, |
| lobHandle, handleLen, |
| NULL, 0, // hdfs server/port |
| NULL, dummyParam2, -1, descSyskey, lobLen, |
| 0, dummyParam, status, cliError, |
| lobStorageLocation, Lob_HDFS_File, |
| lobData, lobLen, //strlen(srcLobData), |
| 0,NULL, |
| Lob_Insert, |
| lso, |
| 1, |
| exLobGlob, |
| 0, NULL, 0 |
| ); |
| |
| if (err != LOB_OPER_OK) |
| return -err; |
| |
| return 0; |
| } |
| |
| Lng32 ExpLOBInterfaceUpdateAppend(void * exLobGlob, |
| char * lobHdfsServer , |
| Lng32 lobHdfsPort , |
| char * tgtLobName, |
| char * lobStorageLocation, |
| Lng32 handleLen, |
| char * lobHandle, |
| Int32 *outHandleLen, |
| char * outLobHandle, |
| Int64 &requestTag, |
| Int64 xnId, |
| Lng32 checkStatus, |
| Lng32 waitedOp, |
| LobsSubOper so, |
| |
| Int64 &tgtDescSyskey, |
| Int64 tgtLobLen, |
| char * srcLobData, |
| char * srcLobName, |
| short srcDescSchNameLen, |
| char * srcDescSchName, |
| Int64 srcDescKey, |
| Int64 srcDescTS, |
| Int64 lobMaxSize, |
| Int64 lobMaxChunkMemSize, |
| Int64 lobGCLimit |
| ) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 operLen = 0; |
| Int64 dummyParam = 0; |
| Int64 savedTgtLobLen = tgtLobLen; |
| Ex_Lob_Error status; |
| Int64 cliError = -1; |
| Int64 srcLen = 0; |
| if((so == Lob_Memory) || (so== Lob_External)) |
| srcLen = strlen(srcLobData); |
| else if (so == Lob_Buffer) |
| srcLen = tgtLobLen; |
| err = ExLobsOper(tgtLobName, |
| lobHandle, handleLen, |
| lobHdfsServer, lobHdfsPort, // hdfs server/port |
| outLobHandle, *outHandleLen, |
| tgtDescSyskey, dummyParam, operLen, |
| 0, dummyParam, status, cliError, |
| lobStorageLocation, Lob_HDFS_File, |
| srcLobData, srcLen, //strlen(srcLobData), |
| 0,NULL, |
| Lob_Append, |
| so, |
| 1, |
| exLobGlob, |
| xnId, NULL, 0, |
| lobMaxSize, |
| lobMaxChunkMemSize, |
| lobGCLimit |
| ); |
| |
| |
| |
| if (err != LOB_OPER_OK) |
| { |
| return -err; |
| } |
| |
| |
| return 0; |
| } |
| |
| Lng32 ExpLOBInterfaceUpdate(void * exLobGlob, |
| char * lobHdfsServer , |
| Lng32 lobHdfsPort, |
| |
| char * tgtLobName, |
| char * lobStorageLocation, |
| Lng32 handleLen, |
| char * lobHandle, |
| Int32 *outHandleLen, |
| char * outLobHandle, |
| Int64 &requestTag, |
| Int64 xnId, |
| Lng32 checkStatus, |
| Lng32 waitedOp, |
| LobsSubOper so, |
| |
| Int64 &tgtDescSyskey, |
| Int64 tgtLobLen, |
| char * srcLobData, |
| char * srcLobName, |
| short srcDescSchNameLen, |
| char * srcDescSchName, |
| Int64 srcDescKey, |
| Int64 srcDescTS, |
| Int64 lobMaxSize , |
| Int64 lobMaxChunkMemSize, |
| Int64 lobGCLimit) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 operLen = 0; |
| Int64 dummyParam = 0; |
| Int64 savedTgtLobLen = tgtLobLen; |
| Ex_Lob_Error status; |
| Int64 cliError = -1; |
| Int64 sourceLen = 0; |
| if((so == Lob_Memory) || (so == Lob_External)) |
| sourceLen = strlen(srcLobData); |
| else if (so == Lob_Buffer) |
| sourceLen = tgtLobLen; |
| |
| err = ExLobsOper(tgtLobName, |
| lobHandle, handleLen, |
| lobHdfsServer, lobHdfsPort, // hdfs server/port |
| outLobHandle, *outHandleLen, |
| tgtDescSyskey, dummyParam, operLen, |
| 0, dummyParam, status, cliError, |
| lobStorageLocation, Lob_HDFS_File, |
| srcLobData, sourceLen, |
| 0,NULL, |
| Lob_Update, |
| so, |
| 1, |
| exLobGlob, |
| xnId, |
| NULL, 0, |
| lobMaxSize, |
| lobMaxChunkMemSize, |
| lobGCLimit |
| ); |
| |
| |
| |
| if (err != LOB_OPER_OK) |
| { |
| return -err; |
| } |
| |
| |
| |
| return 0; |
| } |
| |
| Lng32 ExpLOBInterfaceDelete(void * exLobGlob, |
| char * lobHdfsServer , |
| Lng32 lobHdfsPort , |
| char * lobName, |
| char * lobLoc, |
| Lng32 handleLen, |
| char * lobHandle, |
| Int64 &requestTag, |
| Int64 xnId, |
| Int64 descSyskey, |
| Lng32 checkStatus, |
| Lng32 waitedOp) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam=0; |
| Int32 dummyParam2 = 0; |
| Ex_Lob_Error status; |
| Int64 cliError = -1; |
| |
| LobsOper lo; |
| if (checkStatus) |
| lo = Lob_Check_Status; |
| else |
| { |
| requestTag = -1; |
| lo = Lob_Delete; |
| } |
| |
| err = ExLobsOper(lobName, |
| lobHandle, handleLen, |
| lobHdfsServer, lobHdfsPort, // hdfs server/port |
| NULL, dummyParam2, |
| descSyskey, dummyParam, |
| dummyParam, |
| requestTag, requestTag, |
| status, cliError, |
| lobLoc, Lob_HDFS_File, |
| NULL, 0, |
| 0,NULL, |
| lo, |
| Lob_None, |
| waitedOp, |
| exLobGlob, |
| xnId, |
| NULL, 0 |
| ); |
| |
| |
| if (err != LOB_OPER_OK) |
| { |
| return -err; |
| } |
| |
| |
| return 0; |
| |
| } |
| |
| Lng32 ExpLOBInterfaceSelect(void * exLobGlob, |
| char * lobName, |
| char * lobLoc, |
| Lng32 lobType, |
| char * lobHdfsServer, |
| Lng32 lobHdfsPort, |
| |
| Lng32 handleLen, |
| char * lobHandle, |
| Int64 &requestTag, |
| LobsSubOper so, |
| Int64 xnId, |
| Lng32 checkStatus, |
| Lng32 waitedOp, |
| |
| Int64 srcOffset, Int64 inLen, |
| Int64 &outLen, char * lobData, |
| Int64 lobMaxMemChunkLen, |
| Int32 inputFlags |
| ) |
| { |
| Ex_Lob_Error err; |
| Ex_Lob_Error status; |
| Int64 dummyParam=0; |
| Int32 dummyParam2 = 0; |
| Int64 cliError=0; |
| |
| LobsOper lo; |
| |
| if (lobHandle == NULL) |
| { |
| requestTag = -1; |
| lo = Lob_ReadDataSimple; |
| } |
| else |
| { |
| requestTag = -1; |
| lo = Lob_Read; |
| } |
| |
| LobsStorage ls = (LobsStorage)lobType; |
| |
| err = ExLobsOper(lobName, |
| lobHandle, handleLen, |
| lobHdfsServer, lobHdfsPort, |
| NULL, dummyParam2, |
| srcOffset, dummyParam, |
| outLen, |
| requestTag, requestTag, |
| status, cliError, |
| lobLoc, ls, //Lob_HDFS_File, |
| lobData, inLen, |
| 0, NULL, |
| lo, |
| so, |
| waitedOp, |
| exLobGlob, |
| xnId, |
| NULL, 0, |
| 0, |
| lobMaxMemChunkLen, |
| 0,0,0,0,inputFlags |
| ); |
| |
| |
| // done with the request (success or error) |
| requestTag = -1; |
| if (err != LOB_OPER_OK) |
| { |
| return -err; |
| } |
| |
| |
| // error. Status contains the error code. |
| return 0; |
| } |
| |
| Lng32 ExpLOBInterfaceSelectCursor(void * exLobGlob, |
| char * lobName, |
| char * lobLoc, |
| Lng32 lobType, |
| char * lobHdfsServer, |
| Lng32 lobHdfsPort, |
| |
| Int32 handleLen, |
| char * lobHandle, |
| |
| Int64 cursorBytes, |
| char *cursorId, |
| |
| Int64 &requestTag, |
| LobsSubOper so, |
| Lng32 checkStatus, |
| Lng32 waitedOp, |
| |
| Int64 srcOffset, Int64 inLen, |
| Int64 &outLen, char * lobData, |
| |
| Lng32 oper, // 1: open. 2: fetch. 3: close |
| Lng32 openType, // 0: not applicable. 1: preOpen. 2: mustOpen. |
| Int32 *hdfsDetailError |
| ) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam = 0; |
| Int32 dummyParam2 = 0; |
| Ex_Lob_Error status; |
| Int64 cliError=0; |
| |
| LobsOper lo; |
| |
| if (lobHandle == NULL) |
| { |
| if (oper == 1) |
| lo = Lob_OpenDataCursorSimple; |
| else if (oper == 2) |
| lo = Lob_ReadDataCursorSimple; |
| else if (oper == 3) |
| lo = Lob_CloseDataCursorSimple; |
| else |
| return -1; |
| } |
| else |
| { |
| if (oper == 1) |
| lo = Lob_OpenCursor; |
| else if (oper == 2) |
| lo = Lob_ReadCursor; |
| else if (oper == 3) |
| lo = Lob_CloseCursor; |
| else |
| return -1; |
| } |
| |
| if (checkStatus) |
| lo = Lob_Check_Status; |
| else |
| requestTag = -1; |
| |
| LobsStorage ls = (LobsStorage)lobType; |
| |
| err = ExLobsOper(lobName, |
| lobHandle, handleLen, |
| lobHdfsServer, lobHdfsPort, |
| NULL, dummyParam2, |
| srcOffset, dummyParam, |
| outLen, |
| requestTag, requestTag, |
| status, cliError, |
| lobLoc, ls, //Lob_HDFS_File, |
| lobData, inLen, |
| cursorBytes,cursorId, |
| lo, |
| so, |
| waitedOp, |
| exLobGlob, |
| 0, |
| hdfsDetailError, 0,0,0,0,0,0,0, |
| openType |
| ); |
| |
| if (err != LOB_OPER_OK) |
| { |
| return -err; |
| } |
| |
| return LOB_ACCESS_SUCCESS; |
| } |
| |
| Lng32 ExpLOBinterfaceStats( |
| void * exLobGlob, |
| ExLobStats * lobStats, |
| char * lobName, char * lobLoc, |
| Lng32 lobType, |
| char * lobHdfsServer, |
| Lng32 lobHdfsPort) |
| { |
| Ex_Lob_Error err; |
| |
| Int64 dummyParam= 0; |
| Int32 dummyParam2 = 0; |
| Ex_Lob_Error status; |
| Int64 cliError = -1; |
| |
| err = ExLobsOper(lobName, |
| NULL, 0, |
| lobHdfsServer, lobHdfsPort, |
| NULL, dummyParam2, 0, dummyParam, |
| dummyParam, 0, dummyParam, status, cliError, |
| lobLoc, (LobsStorage)lobType, |
| (char*)lobStats, 0, |
| 0,NULL, |
| Lob_Stats, |
| Lob_None, |
| 1, // waited op |
| exLobGlob, |
| 0, NULL, 0 |
| ); |
| |
| if (err != LOB_OPER_OK) |
| return -err; |
| else |
| return 0; |
| } |
| |
| char * getLobErrStr(Lng32 errEnum) |
| { |
| if (errEnum < LOB_MIN_ERROR_NUM || errEnum > LOB_MAX_ERROR_NUM) |
| return (char *)"Unknown LOB error"; |
| else |
| return (char*)lobErrorEnumStr[errEnum - (Lng32)LOB_MIN_ERROR_NUM]; |
| } |
