112 lines
3.7 KiB
C++
112 lines
3.7 KiB
C++
#include <common/app/log/LogContext.h>
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#include <common/app/AbstractApp.h>
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#include <common/threading/PThread.h>
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#include <common/net/message/storage/TruncLocalFileMsg.h>
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#include <common/net/message/storage/TruncLocalFileRespMsg.h>
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#include <common/net/message/NetMessage.h>
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#include <components/worker/TruncChunkFileWork.h>
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#include <program/Program.h>
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#include <boost/lexical_cast.hpp>
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void TruncChunkFileWork::process(char* bufIn, unsigned bufInLen, char* bufOut, unsigned bufOutLen)
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{
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FhgfsOpsErr commRes = communicate();
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*outResult = commRes;
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counter->incCount();
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}
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FhgfsOpsErr TruncChunkFileWork::communicate()
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{
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const char* logContext = "Trunc chunk file work";
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App* app = Program::getApp();
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TruncLocalFileMsg truncMsg(filesize, entryID, targetID, pathInfo);
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if(pattern->getPatternType() == StripePatternType_BuddyMirror)
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{
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truncMsg.addMsgHeaderFeatureFlag(TRUNCLOCALFILEMSG_FLAG_BUDDYMIRROR);
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if(useBuddyMirrorSecond)
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{
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truncMsg.addMsgHeaderFeatureFlag(TRUNCLOCALFILEMSG_FLAG_NODYNAMICATTRIBS);
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truncMsg.addMsgHeaderFeatureFlag(TRUNCLOCALFILEMSG_FLAG_BUDDYMIRROR_SECOND);
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}
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}
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if(useQuota)
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truncMsg.setUserdataForQuota(userID, groupID);
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truncMsg.setMsgHeaderUserID(msgUserID);
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// prepare communication
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RequestResponseTarget rrTarget(targetID, app->getTargetMapper(), app->getStorageNodes() );
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rrTarget.setTargetStates(app->getTargetStateStore() );
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if(pattern->getPatternType() == StripePatternType_BuddyMirror)
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rrTarget.setMirrorInfo(app->getStorageBuddyGroupMapper(), useBuddyMirrorSecond);
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RequestResponseArgs rrArgs(NULL, &truncMsg, NETMSGTYPE_TruncLocalFileResp);
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// communicate
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FhgfsOpsErr requestRes = MessagingTk::requestResponseTarget(&rrTarget, &rrArgs);
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if(unlikely(requestRes != FhgfsOpsErr_SUCCESS) )
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{ // communication error
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LogContext(logContext).log(Log_WARNING,
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"Communication with storage target failed. " +
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std::string(pattern->getPatternType() == StripePatternType_BuddyMirror ? "Mirror " : "") +
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"TargetID: " + StringTk::uintToStr(targetID) + "; "
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"EntryID: " + entryID);
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return requestRes;
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}
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// correct response type received
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TruncLocalFileRespMsg* truncRespMsg = (TruncLocalFileRespMsg*)rrArgs.outRespMsg.get();
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FhgfsOpsErr truncRespVal = truncRespMsg->getResult();
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// set current dynamic attribs (even if result not success, because then storageVersion==0)
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if(outDynAttribs)
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{
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DynamicFileAttribs currentDynAttribs(truncRespMsg->getStorageVersion(),
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truncRespMsg->getFileSize(), truncRespMsg->getAllocedBlocks(),
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truncRespMsg->getModificationTimeSecs(), truncRespMsg->getLastAccessTimeSecs() );
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*outDynAttribs = currentDynAttribs;
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}
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if(unlikely(truncRespVal != FhgfsOpsErr_SUCCESS) )
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{ // error: chunk file not truncated
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if(truncRespVal == FhgfsOpsErr_TOOBIG)
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return truncRespVal; // will be passed through to user app on client, so don't log here
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LogContext(logContext).log(Log_WARNING,
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"Truncation of chunk file on target failed. " +
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std::string(pattern->getPatternType() == StripePatternType_BuddyMirror ? "Mirror " : "") +
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"TargetID: " + StringTk::uintToStr(targetID) + "; "
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"EntryID: " + entryID + "; "
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"Error: " + boost::lexical_cast<std::string>(truncRespVal) );
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return truncRespVal;
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}
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// success: chunk file truncated
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LOG_DEBUG(logContext, Log_DEBUG,
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"Chunk file truncated on target. " +
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std::string( (pattern->getPatternType() == StripePatternType_BuddyMirror) ? "Mirror " : "") +
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"TargetID: " + StringTk::uintToStr(targetID) + "; "
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"EntryID: " + entryID);
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return FhgfsOpsErr_SUCCESS;
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}
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