Vesta: VestaLog Class Reference

VestaLog::VestaLog ( ) throw ()

Definition at line 60 of file VestaLog.C.

References VestaLogPrivate::initial, NEW, VestaLogPrivate::state, and vlp.

void VestaLog::open	(	char *	dir,
		int	ver = `-1`,
		bool	readonly = `false`,
		bool	lock = `false`,
		char *	dir2 = `NULL`,
		bool	bakckp = `false`
	)			throw (Error)

Definition at line 66 of file VestaLog.C.

References VestaLogPrivate::bad, Text::cchars(), Basics::errno_Text(), VestaLogPrivate::initial, NEW_PTRFREE_ARRAY, ok(), FdCache::open(), PathnameSep, and VestaLogPrivate::recovering.

Referenced by main(), nextLog(), Print_used_cis(), PrintCacheLog(), PrintMPKsToWeed(), Recover(), CacheS::RecoverCacheLog(), CacheS::RecoverCILog(), CacheS::RecoverGraphLog(), and CacheS::RecoverWeededMPKs().

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int VestaLog::logVersion ( ) throw (Error)

Definition at line 220 of file VestaLog.C.

References VestaLogPrivate::bad, VestaLogPrivate::initial, VestaLogPrivate::state, VestaLogPrivate::version, and vlp.

Referenced by CheckpointServer(), CacheS::ChkptGraphLog(), CacheS::CleanCacheLog(), and CacheS::RecoverGraphLog().

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fstream * VestaLog::openCheckpoint ( ) throw (Error)

Definition at line 229 of file VestaLog.C.

References VestaLogPrivate::bad, Text::cchars(), VestaLogPrivate::directory, Basics::errno_Text(), NEW_CONSTR, PathnameSep, VestaLogPrivate::recovering, VestaLogPrivate::state, VestaLogPrivate::version, and vlp.

Referenced by main(), Print_used_cis(), PrintCacheLog(), Recover(), CacheS::RecoverCacheLog(), and CacheS::RecoverCILog().

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void VestaLog::get ( char & c ) throw (Eof, Error)

Definition at line 246 of file VestaLog.C.

References VestaLogPrivate::recovering.

Referenced by main().

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void VestaLog::get	(	char *	p,
		int	n,
		char	term = `'\n'`
	)			throw (Eof, Error)

Definition at line 486 of file VestaLog.C.

References VestaLogPrivate::recovering.

int VestaLog::read	(	char *	p,
		int	n
	)			throw (Error)

Definition at line 511 of file VestaLog.C.

References VestaLogPrivate::recovering.

Referenced by abort().

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void VestaLog::readAll	(	char *	p,
		int	n
	)			throw (Eof, Error)

Definition at line 539 of file VestaLog.C.

References VestaLogPrivate::recovering.

Referenced by PrintMPKsToWeed(), and CacheS::RecoverWeededMPKs().

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bool VestaLog::eof ( ) throw (Error)

Definition at line 561 of file VestaLog.C.

References VestaLogPrivate::makeBytesAvail(), VestaLogPrivate::recovering, VestaLogPrivate::state, and vlp.

Referenced by RecoveryReader::eof(), and PrintMPKsToWeed().

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bool VestaLog::nextLog ( ) throw (Error)

Definition at line 627 of file VestaLog.C.

References VestaLogPrivate::bad, Text::cchars(), close(), VestaLogPrivate::commPhy, VestaLogPrivate::commPocketPhy, VestaLogPrivate::commSeq, VestaLogPrivate::commUsePocket, VestaLogPrivate::cur, VestaLogPrivate::curLen, VestaLogPrivate::curSeq, VestaLogPrivate::directory, VestaLogPrivate::directory2, Basics::errno_Text(), VestaLogPrivate::fd, VestaLogPrivate::fd2, VestaLogPrivate::free, VestaLogPrivate::hitEOF, VestaLogPrivate::last, VestaLogPrivate::nesting, VLogBlock::next, VestaLogPrivate::nextPhy, VestaLogPrivate::nextSeq, open(), PathnameSep, VestaLogPrivate::pocket, VestaLogPrivate::readonly, VestaLogPrivate::recovered, VestaLogPrivate::recovering, VestaLogPrivate::state, VLogBlock::tailCommitted, VestaLogPrivate::usePocket, VestaLogPrivate::version, and vlp.

Referenced by main(), EmptyPKLog::NextLog(), Print_used_cis(), PrintCacheLog(), PrintMPKsToWeed(), and Recover().

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void VestaLog::loggingBegin ( ) throw (Error)

Definition at line 709 of file VestaLog.C.

References VestaLogPrivate::balloc(), VestaLogPrivate::commPhy, VestaLogPrivate::commPocketPhy, VestaLogPrivate::commSeq, VestaLogPrivate::commUsePocket, VestaLogPrivate::cur, VestaLogPrivate::curLen, VestaLogPrivate::curSeq, VLogBlock::data, VestaLogPrivate::eraseUncommitted(), VestaLogPrivate::fd, VestaLogPrivate::fd2, VestaLogPrivate::free, VestaLogPrivate::hitEOF, VestaLogPrivate::last, VLogBlock::next, VestaLogPrivate::nextPhy, VLogBlock::phy, VestaLogPrivate::pocket, VLogBlock::pocketPhy, VestaLogPrivate::readonly, VestaLogPrivate::ready, VestaLogPrivate::recovered, VLogBlock::data_block::setLen(), VLogBlock::data_block::setSeq(), VestaLogPrivate::state, VLogBlock::tailCommitted, UNUSED_PHY, VestaLogPrivate::usePocket, and vlp.

Referenced by EmptyPKLog::EndRecovery(), main(), CacheS::RecoverCacheLog(), CacheS::RecoverCILog(), CacheS::RecoverGraphLog(), and CacheS::RecoverWeededMPKs().

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void VestaLog::start ( ) throw (Error)

Definition at line 806 of file VestaLog.C.

References VestaLogPrivate::logging, VestaLogPrivate::nesting, VestaLogPrivate::ready, VestaLogPrivate::state, and vlp.

Referenced by AcquireMastership(), AcquireShortIdBlock(), apply_sattr(), VestaSource::cedeMastership(), VDirChangeable::collapseBase(), VDirChangeable::copyIndexToMutable(), VDirVolatileRoot::createVolatileDirectory(), do_mkdir(), DoDeletions(), CacheS::FlushCacheLog(), CacheS::FlushGraphLog(), VDirChangeable::insertAppendableDirectory(), VDirChangeable::insertFile(), VDirChangeable::insertGhost(), VDirChangeable::insertImmutableDirectory(), VDirChangeable::insertMutableDirectory(), VDirChangeable::insertMutableFile(), VDirChangeable::insertStub(), LandlordThread(), LogAllDirShortIds(), main(), VDirChangeable::makeEntryImmutable(), VDirChangeable::makeIndexMutable(), VDirChangeable::reallyDelete(), VestaSource::recoveryDone(), VDirChangeable::renameTo(), RenewShortIdBlock(), VDirChangeable::setIndexMaster(), VDirChangeable::setTimestamp(), VSAtomic(), write_one_entry(), and VestaSource::writeAttrib().

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int VestaLog::nesting ( ) throw ()

Definition at line 820 of file VestaLog.C.

References VestaLogPrivate::nesting, and vlp.

Referenced by VDirChangeable::freeTree(), VDirChangeable::insertCommon(), VDirChangeable::makeEntryImmutable(), and VDirChangeable::reallyDelete().

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void VestaLog::put ( char c ) throw (Error)

Definition at line 887 of file VestaLog.C.

References VestaLogPrivate::logging.

Referenced by AcquireMastership(), AcquireShortIdBlock(), VDirChangeable::collapseBase(), VDirChangeable::copyIndexToMutable(), VDirVolatileRoot::createVolatileDirectory(), DoDeletions(), VDirChangeable::insertAppendableDirectory(), VDirChangeable::insertFile(), VDirChangeable::insertGhost(), VDirChangeable::insertImmutableDirectory(), VDirChangeable::insertMutableDirectory(), VDirChangeable::insertMutableFile(), VDirChangeable::insertStub(), LogAllDirShortIds(), LogPutQuotedString(), main(), VDirChangeable::makeEntryImmutable(), VDirChangeable::makeIndexMutable(), VDirChangeable::reallyDelete(), VestaSource::recoveryDone(), VDirChangeable::renameTo(), RenewShortIdBlock(), VDirChangeable::setIndexMaster(), VDirChangeable::setTimestamp(), and VestaSource::writeAttrib().

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void VestaLog::put ( const char * p ) throw (Error)

Definition at line 897 of file VestaLog.C.

References VestaLogPrivate::logging.

void VestaLog::write	(	const char *	p,
		int	n
	)			throw (Error)

Definition at line 910 of file VestaLog.C.

References VestaLogPrivate::logging.

Referenced by write_one_entry().

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void VestaLog::commit ( ) throw (Error)

Definition at line 924 of file VestaLog.C.

References VestaLogPrivate::bad, VestaLogPrivate::commPhy, VestaLogPrivate::commPocketPhy, VestaLogPrivate::commSeq, VestaLogPrivate::commUsePocket, VestaLogPrivate::cur, VestaLogPrivate::curLen, VestaLogPrivate::curSeq, VLogBlock::data, Basics::errno_Text(), VestaLogPrivate::fd, VestaLogPrivate::fd2, VestaLogPrivate::logging, VestaLogPrivate::nesting, VLogBlock::phy, VLogBlock::pocketPhy, VestaLogPrivate::ready, VLogBlock::data_block::setLen(), VestaLogPrivate::state, VestaLogPrivate::usePocket, vlp, and VestaLogPrivate::writeCur().

Referenced by AcquireMastership(), AcquireShortIdBlock(), apply_sattr(), VestaSource::cedeMastership(), VDirChangeable::collapseBase(), VDirChangeable::copyIndexToMutable(), VDirVolatileRoot::createVolatileDirectory(), do_mkdir(), DoDeletions(), CacheS::FlushCacheLog(), CacheS::FlushGraphLog(), VDirChangeable::insertAppendableDirectory(), VDirChangeable::insertFile(), VDirChangeable::insertGhost(), VDirChangeable::insertImmutableDirectory(), VDirChangeable::insertMutableDirectory(), VDirChangeable::insertMutableFile(), VDirChangeable::insertStub(), LandlordThread(), LogAllDirShortIds(), main(), VDirChangeable::makeEntryImmutable(), VDirChangeable::makeIndexMutable(), VDirChangeable::reallyDelete(), VestaSource::recoveryDone(), VDirChangeable::renameTo(), RenewShortIdBlock(), VDirChangeable::setIndexMaster(), VDirChangeable::setTimestamp(), VSAtomic(), write_one_entry(), and VestaSource::writeAttrib().

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void VestaLog::abort ( ) throw (Error)

Definition at line 959 of file VestaLog.C.

References VestaLogPrivate::bad, VestaLogPrivate::commPhy, VestaLogPrivate::commPocketPhy, VestaLogPrivate::commSeq, VestaLogPrivate::commUsePocket, VestaLogPrivate::cur, VestaLogPrivate::curLen, VestaLogPrivate::curSeq, VLogBlock::data, VestaLogPrivate::eraseUncommitted(), Basics::errno_Text(), VestaLogPrivate::fd, VestaLogPrivate::fd2, VLogBlock::data_block::getLen(), VestaLogPrivate::logging, VestaLogPrivate::nesting, VLogBlock::phy, VLogBlock::pocketPhy, read(), VestaLogPrivate::ready, VestaLogPrivate::state, VestaLogPrivate::usePocket, and vlp.

Referenced by main().

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std::fstream* VestaLog::checkpointBegin ( std::ios::openmode mode = std::ios::out ) throw (Error)

Referenced by EmptyPKLog::CheckpointBegin(), CheckpointServer(), CacheS::ChkptGraphLog(), CacheS::CleanCacheLog(), main(), and CacheS::ResetWeededMPKs().

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void VestaLog::checkpointEnd ( ) throw (Error)

Definition at line 1113 of file VestaLog.C.

References VestaLogPrivate::bad, VestaLogPrivate::bakckp, Text::cchars(), VestaLogPrivate::ccVersion, VestaLogPrivate::ccVersion2, VestaLogPrivate::checkpointing, FS::FdStreamBase::close(), COPY_SIZE, VestaLogPrivate::directory, VestaLogPrivate::directory2, Basics::errno_Text(), FS::FdStreamBase::fd(), NEW_CONSTR, PathnameSep, VestaLogPrivate::ready, VestaLogPrivate::state, VestaLogPrivate::version, and vlp.

Referenced by EmptyPKLog::CheckpointEnd(), CheckpointServer(), CacheS::CleanCacheLog(), main(), and CacheS::ResetWeededMPKs().

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void VestaLog::checkpointAbort ( ) throw (Error)

Definition at line 1229 of file VestaLog.C.

References Text::cchars(), VestaLogPrivate::ccVersion, VestaLogPrivate::checkpointing, VestaLogPrivate::directory, PathnameSep, VestaLogPrivate::ready, VestaLogPrivate::state, VestaLogPrivate::version, and vlp.

Referenced by CacheS::AbortGraphLogChkpt(), and main().

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std::fstream* VestaLog::checkpointResume ( std::ios::openmode mode = std::ios::out|std::ios::trunc ) throw (Error)

Referenced by main(), and CacheS::RecoverGraphLog().

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void VestaLog::prune	(	int	ckpkeep,
		bool	logkeep = `false`,
		bool	prunebak = `true`
	)			throw (Error)

Definition at line 1379 of file VestaLog.C.

References VestaLogPrivate::bad, and VestaLogPrivate::initial.

Referenced by EmptyPKLog::CheckpointEnd(), CacheS::CleanCacheLog(), main(), and CacheS::ResetWeededMPKs().

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void VestaLog::close ( ) throw ()

Definition at line 1401 of file VestaLog.C.

References VestaLogPrivate::bad, VestaLogPrivate::cur, VestaLogPrivate::directory, VestaLogPrivate::fd, VestaLogPrivate::fd2, VestaLogPrivate::free, VestaLogPrivate::initial, VestaLogPrivate::last, VestaLogPrivate::lockfd, VestaLogPrivate::lockfd2, VestaLogPrivate::logging, VLogBlock::next, VestaLogPrivate::pocket, VestaLogPrivate::ready, VestaLogPrivate::recovered, VestaLogPrivate::recovering, VestaLogPrivate::state, and vlp.

Referenced by VestaLogSeq::Close(), main(), nextLog(), and EmptyPKLog::~EmptyPKLog().

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VestaLogPrivate* VestaLog::vlp [private]

Definition at line 383 of file VestaLog.H.

Referenced by abort(), checkpointAbort(), checkpointEnd(), close(), commit(), eof(), loggingBegin(), logVersion(), nesting(), nextLog(), openCheckpoint(), start(), and VestaLog().


Public Member Functions
	VestaLog () throw ()
void	open (char dir, int ver=-1, bool readonly=false, bool lock=false, char dir2=NULL, bool bakckp=false) throw (Error)
int	logVersion () throw (Error)
std::fstream *	openCheckpoint () throw (Error)
void	get (char &c) throw (Eof, Error)
void	get (char *p, int n, char term='\n') throw (Eof, Error)
int	read (char *p, int n) throw (Error)
void	readAll (char *p, int n) throw (Eof, Error)
bool	eof () throw (Error)
bool	nextLog () throw (Error)
void	loggingBegin () throw (Error)
void	start () throw (Error)
int	nesting () throw ()
void	put (char c) throw (Error)
void	put (const char *p) throw (Error)
void	write (const char *p, int n) throw (Error)
void	commit () throw (Error)
void	abort () throw (Error)
std::fstream *	checkpointBegin (std::ios::openmode mode=std::ios::out) throw (Error)
void	checkpointEnd () throw (Error)
void	checkpointAbort () throw (Error)
std::fstream *	checkpointResume (std::ios::openmode mode=std::ios::out\|std::ios::trunc) throw (Error)
void	prune (int ckpkeep, bool logkeep=false, bool prunebak=true) throw (Error)
void	close () throw ()
Private Attributes
VestaLogPrivate *	vlp
Classes
class	Eof
class	Error
class	Exception

VestaLog Class Reference

Public Member Functions

Private Attributes

Classes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation