fix: definite lost in tlog.c found by valgrind

include/os/osMemory.h

@@ -39,7 +39,7 @@ int32_t taosMemorySize(void *ptr);
 #define taosMemoryFreeClear(ptr)   \
   do {                             \
     if (ptr) {                     \
-      taosMemoryFree((void*)ptr);       \
+      taosMemoryFree((void *)ptr); \
       (ptr) = NULL;                \
     }                              \
   } while (0)

source/client/src/clientMain.c

@@ -69,9 +69,9 @@ void taos_cleanup(void) {
   rpcCleanup();
   catalogDestroy();
   schedulerDestroy();
-  taosCloseLog();
 
   tscInfo("all local resources released");
+  taosCloseLog();
 }
 
 setConfRet taos_set_config(const char *config) {

source/util/src/tlog.c

@@ -47,7 +47,6 @@ typedef struct {
   int32_t       stop;
   TdThread      asyncThread;
   TdThreadMutex buffMutex;
-  tsem_t          buffNotEmpty;
 } SLogBuff;
 
 typedef struct {
@@ -100,7 +99,7 @@ int64_t dbgBigWN = 0;
 int64_t dbgWSize = 0;
 
 static void     *taosAsyncOutputLog(void *param);
-static int32_t   taosPushLogBuffer(SLogBuff *tLogBuff, const char *msg, int32_t msgLen);
+static int32_t   taosPushLogBuffer(SLogBuff *pLogBuf, const char *msg, int32_t msgLen);
 static SLogBuff *taosLogBuffNew(int32_t bufSize);
 static void      taosCloseLogByFd(TdFilePtr pFile);
 static int32_t   taosOpenLogFile(char *fn, int32_t maxLines, int32_t maxFileNum);
@@ -136,16 +135,24 @@ static void taosStopLog() {
   }
 }
 
+static void taosLogBuffDestroy() {
+  taosThreadMutexDestroy(&tsLogObj.logHandle->buffMutex);
+  taosCloseFile(&tsLogObj.logHandle->pFile);
+  taosMemoryFreeClear(tsLogObj.logHandle->buffer);
+  memset(&tsLogObj.logHandle->buffer, 0, sizeof(tsLogObj.logHandle->buffer));
+  taosThreadMutexDestroy(&tsLogObj.logMutex);
+  taosMemoryFreeClear(tsLogObj.logHandle);
+  memset(&tsLogObj.logHandle, 0, sizeof(tsLogObj.logHandle));
+  tsLogObj.logHandle = NULL;
+}
+
 void taosCloseLog() {
   taosStopLog();
   if (taosCheckPthreadValid(tsLogObj.logHandle->asyncThread)) {
     taosThreadJoin(tsLogObj.logHandle->asyncThread, NULL);
   }
   tsLogInited = 0;
-  // In case that other threads still use log resources causing invalid write in valgrind
-  // we comment two lines below.
-  // taosLogBuffDestroy(tsLogObj.logHandle);
-  // taosCloseLog();
+  taosLogBuffDestroy(tsLogObj.logHandle);
 }
 
 static bool taosLockLogFile(TdFilePtr pFile) {
@@ -506,45 +513,45 @@ static void taosCloseLogByFd(TdFilePtr pFile) {
 }
 
 static SLogBuff *taosLogBuffNew(int32_t bufSize) {
-  SLogBuff *tLogBuff = NULL;
+  SLogBuff *pLogBuf = NULL;
 
-  tLogBuff = taosMemoryCalloc(1, sizeof(SLogBuff));
-  if (tLogBuff == NULL) return NULL;
+  pLogBuf = taosMemoryCalloc(1, sizeof(SLogBuff));
+  if (pLogBuf == NULL) return NULL;
 
-  LOG_BUF_BUFFER(tLogBuff) = taosMemoryMalloc(bufSize);
-  if (LOG_BUF_BUFFER(tLogBuff) == NULL) goto _err;
+  LOG_BUF_BUFFER(pLogBuf) = taosMemoryMalloc(bufSize);
+  if (LOG_BUF_BUFFER(pLogBuf) == NULL) goto _err;
 
-  LOG_BUF_START(tLogBuff) = LOG_BUF_END(tLogBuff) = 0;
-  LOG_BUF_SIZE(tLogBuff) = bufSize;
-  tLogBuff->minBuffSize = bufSize / 10;
-  tLogBuff->stop = 0;
+  LOG_BUF_START(pLogBuf) = LOG_BUF_END(pLogBuf) = 0;
+  LOG_BUF_SIZE(pLogBuf) = bufSize;
+  pLogBuf->minBuffSize = bufSize / 10;
+  pLogBuf->stop = 0;
 
-  if (taosThreadMutexInit(&LOG_BUF_MUTEX(tLogBuff), NULL) < 0) goto _err;
-  // tsem_init(&(tLogBuff->buffNotEmpty), 0, 0);
+  if (taosThreadMutexInit(&LOG_BUF_MUTEX(pLogBuf), NULL) < 0) goto _err;
+  // tsem_init(&(pLogBuf->buffNotEmpty), 0, 0);
 
-  return tLogBuff;
+  return pLogBuf;
 
 _err:
-  taosMemoryFreeClear(LOG_BUF_BUFFER(tLogBuff));
-  taosMemoryFreeClear(tLogBuff);
+  taosMemoryFreeClear(LOG_BUF_BUFFER(pLogBuf));
+  taosMemoryFreeClear(pLogBuf);
   return NULL;
 }
 
-static void taosCopyLogBuffer(SLogBuff *tLogBuff, int32_t start, int32_t end, const char *msg, int32_t msgLen) {
+static void taosCopyLogBuffer(SLogBuff *pLogBuf, int32_t start, int32_t end, const char *msg, int32_t msgLen) {
   if (start > end) {
-    memcpy(LOG_BUF_BUFFER(tLogBuff) + end, msg, msgLen);
+    memcpy(LOG_BUF_BUFFER(pLogBuf) + end, msg, msgLen);
   } else {
-    if (LOG_BUF_SIZE(tLogBuff) - end < msgLen) {
-      memcpy(LOG_BUF_BUFFER(tLogBuff) + end, msg, LOG_BUF_SIZE(tLogBuff) - end);
-      memcpy(LOG_BUF_BUFFER(tLogBuff), msg + LOG_BUF_SIZE(tLogBuff) - end, msgLen - LOG_BUF_SIZE(tLogBuff) + end);
+    if (LOG_BUF_SIZE(pLogBuf) - end < msgLen) {
+      memcpy(LOG_BUF_BUFFER(pLogBuf) + end, msg, LOG_BUF_SIZE(pLogBuf) - end);
+      memcpy(LOG_BUF_BUFFER(pLogBuf), msg + LOG_BUF_SIZE(pLogBuf) - end, msgLen - LOG_BUF_SIZE(pLogBuf) + end);
     } else {
-      memcpy(LOG_BUF_BUFFER(tLogBuff) + end, msg, msgLen);
+      memcpy(LOG_BUF_BUFFER(pLogBuf) + end, msg, msgLen);
     }
   }
-  LOG_BUF_END(tLogBuff) = (LOG_BUF_END(tLogBuff) + msgLen) % LOG_BUF_SIZE(tLogBuff);
+  LOG_BUF_END(pLogBuf) = (LOG_BUF_END(pLogBuf) + msgLen) % LOG_BUF_SIZE(pLogBuf);
 }
 
-static int32_t taosPushLogBuffer(SLogBuff *tLogBuff, const char *msg, int32_t msgLen) {
+static int32_t taosPushLogBuffer(SLogBuff *pLogBuf, const char *msg, int32_t msgLen) {
   int32_t        start = 0;
   int32_t        end = 0;
   int32_t        remainSize = 0;
@@ -552,13 +559,13 @@ static int32_t taosPushLogBuffer(SLogBuff *tLogBuff, const char *msg, int32_t ms
   char           tmpBuf[40] = {0};
   int32_t        tmpBufLen = 0;
 
-  if (tLogBuff == NULL || tLogBuff->stop) return -1;
+  if (pLogBuf == NULL || pLogBuf->stop) return -1;
 
-  taosThreadMutexLock(&LOG_BUF_MUTEX(tLogBuff));
-  start = LOG_BUF_START(tLogBuff);
-  end = LOG_BUF_END(tLogBuff);
+  taosThreadMutexLock(&LOG_BUF_MUTEX(pLogBuf));
+  start = LOG_BUF_START(pLogBuf);
+  end = LOG_BUF_END(pLogBuf);
 
-  remainSize = (start > end) ? (start - end - 1) : (start + LOG_BUF_SIZE(tLogBuff) - end - 1);
+  remainSize = (start > end) ? (start - end - 1) : (start + LOG_BUF_SIZE(pLogBuf) - end - 1);
 
   if (lostLine > 0) {
     sprintf(tmpBuf, "...Lost %" PRId64 " lines here...\n", lostLine);
@@ -568,47 +575,47 @@ static int32_t taosPushLogBuffer(SLogBuff *tLogBuff, const char *msg, int32_t ms
   if (remainSize <= msgLen || ((lostLine > 0) && (remainSize <= (msgLen + tmpBufLen)))) {
     lostLine++;
     tsAsyncLogLostLines++;
-    taosThreadMutexUnlock(&LOG_BUF_MUTEX(tLogBuff));
+    taosThreadMutexUnlock(&LOG_BUF_MUTEX(pLogBuf));
     return -1;
   }
 
   if (lostLine > 0) {
-    taosCopyLogBuffer(tLogBuff, start, end, tmpBuf, tmpBufLen);
+    taosCopyLogBuffer(pLogBuf, start, end, tmpBuf, tmpBufLen);
     lostLine = 0;
   }
 
-  taosCopyLogBuffer(tLogBuff, LOG_BUF_START(tLogBuff), LOG_BUF_END(tLogBuff), msg, msgLen);
+  taosCopyLogBuffer(pLogBuf, LOG_BUF_START(pLogBuf), LOG_BUF_END(pLogBuf), msg, msgLen);
 
   // int32_t w = atomic_sub_fetch_32(&waitLock, 1);
   /*
-  if (w <= 0 || ((remainSize - msgLen - tmpBufLen) < (LOG_BUF_SIZE(tLogBuff) * 4 /5))) {
-    tsem_post(&(tLogBuff->buffNotEmpty));
+  if (w <= 0 || ((remainSize - msgLen - tmpBufLen) < (LOG_BUF_SIZE(pLogBuf) * 4 /5))) {
+    tsem_post(&(pLogBuf->buffNotEmpty));
     dbgPostN++;
   } else {
     dbgNoPostN++;
   }
   */
 
-  taosThreadMutexUnlock(&LOG_BUF_MUTEX(tLogBuff));
+  taosThreadMutexUnlock(&LOG_BUF_MUTEX(pLogBuf));
 
   return 0;
 }
 
-static int32_t taosGetLogRemainSize(SLogBuff *tLogBuff, int32_t start, int32_t end) {
+static int32_t taosGetLogRemainSize(SLogBuff *pLogBuf, int32_t start, int32_t end) {
   int32_t rSize = end - start;
 
-  return rSize >= 0 ? rSize : LOG_BUF_SIZE(tLogBuff) + rSize;
+  return rSize >= 0 ? rSize : LOG_BUF_SIZE(pLogBuf) + rSize;
 }
 
-static void taosWriteLog(SLogBuff *tLogBuff) {
+static void taosWriteLog(SLogBuff *pLogBuf) {
   static int32_t lastDuration = 0;
   int32_t        remainChecked = 0;
   int32_t        start, end, pollSize;
 
   do {
     if (remainChecked == 0) {
-      start = LOG_BUF_START(tLogBuff);
-      end = LOG_BUF_END(tLogBuff);
+      start = LOG_BUF_START(pLogBuf);
+      end = LOG_BUF_END(pLogBuf);
 
       if (start == end) {
         dbgEmptyW++;
@@ -616,8 +623,8 @@ static void taosWriteLog(SLogBuff *tLogBuff) {
         return;
       }
 
-      pollSize = taosGetLogRemainSize(tLogBuff, start, end);
-      if (pollSize < tLogBuff->minBuffSize) {
+      pollSize = taosGetLogRemainSize(pLogBuf, start, end);
+      if (pollSize < pLogBuf->minBuffSize) {
         lastDuration += tsWriteInterval;
         if (lastDuration < LOG_MAX_WAIT_MSEC) {
           break;
@@ -628,38 +635,38 @@ static void taosWriteLog(SLogBuff *tLogBuff) {
     }
 
     if (start < end) {
-      taosWriteFile(tLogBuff->pFile, LOG_BUF_BUFFER(tLogBuff) + start, pollSize);
+      taosWriteFile(pLogBuf->pFile, LOG_BUF_BUFFER(pLogBuf) + start, pollSize);
     } else {
-      int32_t tsize = LOG_BUF_SIZE(tLogBuff) - start;
-      taosWriteFile(tLogBuff->pFile, LOG_BUF_BUFFER(tLogBuff) + start, tsize);
+      int32_t tsize = LOG_BUF_SIZE(pLogBuf) - start;
+      taosWriteFile(pLogBuf->pFile, LOG_BUF_BUFFER(pLogBuf) + start, tsize);
 
-      taosWriteFile(tLogBuff->pFile, LOG_BUF_BUFFER(tLogBuff), end);
+      taosWriteFile(pLogBuf->pFile, LOG_BUF_BUFFER(pLogBuf), end);
     }
 
     dbgWN++;
     dbgWSize += pollSize;
 
-    if (pollSize < tLogBuff->minBuffSize) {
+    if (pollSize < pLogBuf->minBuffSize) {
       dbgSmallWN++;
       if (tsWriteInterval < LOG_MAX_INTERVAL) {
         tsWriteInterval += LOG_INTERVAL_STEP;
       }
-    } else if (pollSize > LOG_BUF_SIZE(tLogBuff) / 3) {
+    } else if (pollSize > LOG_BUF_SIZE(pLogBuf) / 3) {
       dbgBigWN++;
       tsWriteInterval = LOG_MIN_INTERVAL;
-    } else if (pollSize > LOG_BUF_SIZE(tLogBuff) / 4) {
+    } else if (pollSize > LOG_BUF_SIZE(pLogBuf) / 4) {
       if (tsWriteInterval > LOG_MIN_INTERVAL) {
         tsWriteInterval -= LOG_INTERVAL_STEP;
       }
     }
 
-    LOG_BUF_START(tLogBuff) = (LOG_BUF_START(tLogBuff) + pollSize) % LOG_BUF_SIZE(tLogBuff);
+    LOG_BUF_START(pLogBuf) = (LOG_BUF_START(pLogBuf) + pollSize) % LOG_BUF_SIZE(pLogBuf);
 
-    start = LOG_BUF_START(tLogBuff);
-    end = LOG_BUF_END(tLogBuff);
+    start = LOG_BUF_START(pLogBuf);
+    end = LOG_BUF_END(pLogBuf);
 
-    pollSize = taosGetLogRemainSize(tLogBuff, start, end);
-    if (pollSize < tLogBuff->minBuffSize) {
+    pollSize = taosGetLogRemainSize(pLogBuf, start, end);
+    if (pollSize < pLogBuf->minBuffSize) {
       break;
     }
 
@@ -670,16 +677,16 @@ static void taosWriteLog(SLogBuff *tLogBuff) {
 }
 
 static void *taosAsyncOutputLog(void *param) {
-  SLogBuff *tLogBuff = (SLogBuff *)param;
+  SLogBuff *pLogBuf = (SLogBuff *)param;
   setThreadName("log");
 
   while (1) {
     taosMsleep(tsWriteInterval);
 
     // Polling the buffer
-    taosWriteLog(tLogBuff);
+    taosWriteLog(pLogBuf);
 
-    if (tLogBuff->stop) break;
+    if (pLogBuf->stop) break;
   }
 
   return NULL;