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fix new truncation check; it was using values for the old copy of the log to check the new copy.

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This commit is contained in:
Sears Russell 2010-01-22 19:13:14 +00:00
parent 3849b5f131
commit bb182ee0b0
1 changed files with 2 additions and 3 deletions
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5
src/stasis/logger/safeWrites.c
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@ -697,13 +697,12 @@ static int truncateLog_LogWriter(stasis_log_t* log, lsn_t LSN) {
close(sw->ro_fd); close(sw->ro_fd);
lsn_t tmpLen = myFseek(tmpLog, 0, SEEK_END); lsn_t tmpLen = myFseek(tmpLog, 0, SEEK_END);
if(tmpLen != sw->nextAvailableLSN - sw->global_offset) { if(tmpLen != lengthOfCopiedLog+sizeof(lsn_t)) {
if(tmpLen == -1) { if(tmpLen == -1) {
perror("Truncation couldn't seek"); perror("Truncation couldn't seek");
} else { } else {
printf("Temporary logfile was wrong length after copying, but before truncation. No data has been lost. Aborting. " printf("Temporary logfile was wrong length after copying, but before truncation. No data has been lost. Aborting. "
"Expected %lld, copied %lld, found %lld\n", "Copied %lld, found %lld\n", lengthOfCopiedLog+sizeof(lsn_t), tmpLen);
sw->nextAvailableLSN - sw->global_offset, lengthOfCopiedLog+sizeof(lsn_t), tmpLen);
fflush(stdout); fflush(stdout);
abort(); abort();
} }