refactor code

source/dnode/vnode/src/vnd/vnodeSnapshot.c

@@ -239,31 +239,30 @@ int32_t vnodeSnapRead(SVSnapReader *pReader, uint8_t **ppData, uint32_t *nData)
       }
     }
   }
-  // if (!pReader->streamStateDone) {
-  //   if (pReader->pStreamStateReader == NULL) {
-  //     code =
-  //         streamStateSnapReaderOpen(pReader->pVnode->pTq, pReader->sver, pReader->sver,
-  //         &pReader->pStreamStateReader);
-  //     if (code) {
-  //       pReader->streamStateDone = 1;
-  //       pReader->pStreamStateReader = NULL;
-  //       goto _err;
-  //     }
-  //   }
-  //   code = streamStateSnapRead(pReader->pStreamStateReader, ppData);
-  //   if (code) {
-  //     goto _err;
-  //   } else {
-  //     if (*ppData) {
-  //       goto _exit;
-  //     } else {
-  //       pReader->streamStateDone = 1;
-  //       code = streamStateSnapReaderClose(pReader->pStreamStateReader);
-  //       if (code) goto _err;
-  //       pReader->pStreamStateReader = NULL;
-  //     }
-  //   }
-  // }
+  if (!pReader->streamStateDone) {
+    if (pReader->pStreamStateReader == NULL) {
+      code =
+          streamStateSnapReaderOpen(pReader->pVnode->pTq, pReader->sver, pReader->sver, &pReader->pStreamStateReader);
+      if (code) {
+        pReader->streamStateDone = 1;
+        pReader->pStreamStateReader = NULL;
+        goto _err;
+      }
+    }
+    code = streamStateSnapRead(pReader->pStreamStateReader, ppData);
+    if (code) {
+      goto _err;
+    } else {
+      if (*ppData) {
+        goto _exit;
+      } else {
+        pReader->streamStateDone = 1;
+        code = streamStateSnapReaderClose(pReader->pStreamStateReader);
+        if (code) goto _err;
+        pReader->pStreamStateReader = NULL;
+      }
+    }
+  }
 
   // RSMA ==============
   if (VND_IS_RSMA(pReader->pVnode) && !pReader->rsmaDone) {

source/libs/stream/src/streamBackendRocksdb.c

@@ -188,10 +188,10 @@ int32_t rebuildDirFromCheckpoint(const char* path, int64_t chkpId, char** dst) {
 
   // chkpId = 0;
   char* state = taosMemoryCalloc(1, strlen(path) + 32);
-  sprintf(state, "%s/%s", path, "state");
+  sprintf(state, "%s%s%s", path, TD_DIRSEP, "state");
   if (chkpId != 0) {
     char* chkp = taosMemoryCalloc(1, strlen(path) + 64);
-    sprintf(chkp, "%s/%s/checkpoint%" PRId64 "", path, "checkpoints", chkpId);
+    sprintf(chkp, "%s%s%s%scheckpoint%" PRId64 "", path, TD_DIRSEP, "checkpoints", TD_DIRSEP, chkpId);
     if (taosIsDir(chkp) && isValidCheckpoint(chkp)) {
       if (taosIsDir(state)) {
         // remove dir if exists
@@ -462,7 +462,7 @@ int32_t delObsoleteCheckpoint(void* arg, const char* path) {
   for (int i = 0; i < taosArrayGetSize(checkpointDel); i++) {
     int64_t id = *(int64_t*)taosArrayGet(checkpointDel, i);
     char    tbuf[256] = {0};
-    sprintf(tbuf, "%s/checkpoint%" PRId64 "", path, id);
+    sprintf(tbuf, "%s%scheckpoint%" PRId64 "", path, TD_DIRSEP, id);
     if (taosIsDir(tbuf)) {
       taosRemoveDir(tbuf);
     }
@@ -483,7 +483,7 @@ int32_t streamBackendLoadCheckpointInfo(void* arg) {
 
   int32_t len = strlen(pMeta->path) + 30;
   char*   checkpointPath = taosMemoryCalloc(1, len);
-  sprintf(checkpointPath, "%s/%s", pMeta->path, "checkpoints");
+  sprintf(checkpointPath, "%s%s%s", pMeta->path, TD_DIRSEP, "checkpoints");
 
   if (!taosDirExist(checkpointPath)) {
     // no checkpoint, nothing to load
@@ -530,7 +530,7 @@ int32_t streamBackendDoCheckpoint(void* arg, uint64_t checkpointId) {
   int32_t      code = -1;
 
   char path[256] = {0};
-  sprintf(path, "%s/%s", pMeta->path, "checkpoints");
+  sprintf(path, "%s%s%s", pMeta->path, TD_DIRSEP, "checkpoints");
   code = taosMulModeMkDir(path, 0755);
   if (code != 0) {
     qError("failed to prepare checkpoint dir, path:%s, reason:%s", path, tstrerror(code));