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Add logging and error handling for file syncing

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Add logging and error handling inside, and outside of FileCommit.
Functions such as fsync, fdatasync will return error in case of hardware
I/O errors, and ignoring this means it can silently continue through
data corruption.  (c.f.
https://lwn.net/SubscriberLink/752063/12b232ab5039efbe/)
This commit is contained in:
Wladimir J. van der Laan
2018-04-20 11:21:08 +02:00
parent 8b262eb2d8
commit cf0277928f
4 changed files with 36 additions and 13 deletions
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2
src/util.h
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@@ -71,7 +71,7 @@ bool error(const char* fmt, const Args&... args)
}
void PrintExceptionContinue(const std::exception *pex, const char* pszThread);
void FileCommit(FILE *file);
bool FileCommit(FILE *file);
bool TruncateFile(FILE *file, unsigned int length);
int RaiseFileDescriptorLimit(int nMinFD);
void AllocateFileRange(FILE *file, unsigned int offset, unsigned int length);