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Merge pull request #17797 from taosdata/fix/td_19618 

fix: invalid read problem of tsdb path
This commit is contained in:
Shengliang Guan 2022-11-01 16:46:58 +08:00 committed by GitHub
parent 18f7d658d9 872085bef4
commit d53ab62f00
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 11 additions and 1 deletions
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10
include/os/osDef.h
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@ -244,6 +244,16 @@ void syslog(int unused, const char *format, ...);
#define TD_CHARSET_LEN 64
#define TD_TIMEZONE_LEN 96
#ifdef WINDOWS
#define TD_PATH_MAX 260
#elif defined(PATH_MAX)
#define TD_PATH_MAX PATH_MAX
#elif defined(_XOPEN_PATH_MAX)
#define TD_PATH_MAX _XOPEN_PATH_MAX
#else
#define TD_PATH_MAX _POSIX_PATH_MAX
#endif
#ifdef __cplusplus
}
#endif

2
source/dnode/vnode/src/tsdb/tsdbOpen.c
View File

@ -48,7 +48,7 @@ int tsdbOpen(SVnode *pVnode, STsdb **ppTsdb, const char *dir, STsdbKeepCfg *pKee
}
pTsdb->path = (char *)&pTsdb[1];
sprintf(pTsdb->path, "%s%s%s", pVnode->path, TD_DIRSEP, dir);
snprintf(pTsdb->path, TD_PATH_MAX, "%s%s%s", pVnode->path, TD_DIRSEP, dir);
taosRealPath(pTsdb->path, NULL, slen);
pTsdb->pVnode = pVnode;
taosThreadRwlockInit(&pTsdb->rwLock, NULL);