fix: mkdir recursively with wal directory

src/os/inc/osDir.h

@@ -22,7 +22,7 @@ extern "C" {
 
 void    taosRemoveDir(char *rootDir);
 bool    taosDirExist(const char* dirname);
-int32_t taosMkdirP(const char *pathname);
+int32_t taosMkdirP(const char *pathname, int keepBase);
 int32_t taosMkDir(const char *pathname, mode_t mode);
 void    taosRemoveOldLogFiles(char *rootDir, int32_t keepDays);
 int32_t taosRename(char *oldName, char *newName);

src/os/src/detail/osDir.c

@@ -49,7 +49,7 @@ bool taosDirExist(const char* dirname) {
   return access(dirname, F_OK) == 0;
 }
 
-int32_t taosMkdirP(const char *dir) {
+int32_t taosMkdirP(const char *dir, int keepLast) {
   char tmp[256];
   char *p = NULL;
   size_t len;
@@ -57,11 +57,13 @@ int32_t taosMkdirP(const char *dir) {
 
   snprintf(tmp, sizeof(tmp),"%s",dir);
   len = strlen(tmp);
-  for (i = len - 1; i > 0; --i)
-    if (tmp[i] == '/') {
-      tmp[i] = 0;
-      break;
-    }
+  if (!keepLast) {
+    for (i = len - 1; i > 0; --i)
+      if (tmp[i] == '/') {
+	tmp[i] = 0;
+	break;
+      }
+  }
 
   for (p = tmp + 1; *p; p++)
       if (*p == '/') {

src/tsdb/inc/tsdbFile.h

@@ -288,7 +288,7 @@ static FORCE_INLINE int64_t tsdbReadDFile(SDFile* pDFile, void* buf, int64_t nby
 
 static FORCE_INLINE int tsdbCopyDFile(SDFile* pSrc, SDFile* pDest) {
   if (tfscopy(TSDB_FILE_F(pSrc), TSDB_FILE_F(pDest)) < 0) {
-    int32_t ret = taosMkdirP(TSDB_FILE_FULL_NAME(pDest));
+    int32_t ret = taosMkdirP(TSDB_FILE_FULL_NAME(pDest), 0);
     if (ret < 0 || tfscopy(TSDB_FILE_F(pSrc), TSDB_FILE_F(pDest)) < 0) {
 	terrno = TAOS_SYSTEM_ERROR(errno);
 	return -1;

src/wal/src/walMgmt.c

@@ -139,7 +139,7 @@ void walClose(void *handle) {
 }
 
 static int32_t walInitObj(SWal *pWal) {
-  if (taosMkDir(pWal->path, 0755) != 0) {
+  if (taosMkdirP(pWal->path, 1) != 0) {
     wError("vgId:%d, path:%s, failed to create directory since %s", pWal->vgId, pWal->path, strerror(errno));
     return TAOS_SYSTEM_ERROR(errno);
   }