Merge remote-tracking branch 'origin/main' into fix/TD-21663

source/dnode/mnode/impl/src/mndMnode.c

@@ -15,13 +15,13 @@
 
 #define _DEFAULT_SOURCE
 #include "mndMnode.h"
+#include "mndCluster.h"
 #include "mndDnode.h"
 #include "mndPrivilege.h"
 #include "mndShow.h"
 #include "mndSync.h"
 #include "mndTrans.h"
 #include "tmisce.h"
-#include "mndCluster.h"
 
 #define MNODE_VER_NUMBER   1
 #define MNODE_RESERVE_SIZE 64
@@ -181,9 +181,8 @@ _OVER:
 
 static int32_t mndMnodeActionInsert(SSdb *pSdb, SMnodeObj *pObj) {
   mTrace("mnode:%d, perform insert action, row:%p", pObj->id, pObj);
-  pObj->pDnode = sdbAcquire(pSdb, SDB_DNODE, &pObj->id);
+  pObj->pDnode = sdbAcquireNotReadyObj(pSdb, SDB_DNODE, &pObj->id);
   if (pObj->pDnode == NULL) {
-    terrno = TSDB_CODE_MND_DNODE_NOT_EXIST;
     mError("mnode:%d, failed to perform insert action since %s", pObj->id, terrstr());
     return -1;
   }

source/dnode/mnode/sdb/inc/sdb.h

@@ -291,6 +291,7 @@ int32_t sdbWriteWithoutFree(SSdb *pSdb, SSdbRaw *pRaw);
  * @return void* The object of the row.
  */
 void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey);
+void *sdbAcquireNotReadyObj(SSdb *pSdb, ESdbType type, const void *pKey);
 
 /**
  * @brief Release a row from sdb.

source/dnode/mnode/sdb/src/sdbHash.c

@@ -270,7 +270,7 @@ int32_t sdbWrite(SSdb *pSdb, SSdbRaw *pRaw) {
   return code;
 }
 
-void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) {
+void *sdbAcquireAll(SSdb *pSdb, ESdbType type, const void *pKey, bool onlyReady) {
   terrno = 0;
 
   SHashObj *hash = sdbGetHash(pSdb, type);
@@ -306,10 +306,24 @@ void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) {
       break;
   }
 
+  if (pRet == NULL) {
+    if (!onlyReady) {
+      terrno = 0;
+      atomic_add_fetch_32(&pRow->refCount, 1);
+      pRet = pRow->pObj;
+      sdbPrintOper(pSdb, pRow, "acquire");
+    }
+  }
+
   sdbUnLock(pSdb, type);
   return pRet;
 }
 
+void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) { return sdbAcquireAll(pSdb, type, pKey, true); }
+void *sdbAcquireNotReadyObj(SSdb *pSdb, ESdbType type, const void *pKey) {
+  return sdbAcquireAll(pSdb, type, pKey, false);
+}
+
 static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow) {
   int32_t type = pRow->type;
   sdbWriteLock(pSdb, type);

source/libs/sync/src/syncRaftLog.c

@@ -192,6 +192,8 @@ SyncTerm raftLogLastTerm(struct SSyncLogStore* pLogStore) {
   return SYNC_TERM_INVALID;
 }
 
+static inline bool raftLogForceSync(SSyncRaftEntry* pEntry) { return (pEntry->originalRpcType == TDMT_VND_COMMIT); }
+
 static int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncRaftEntry* pEntry) {
   SSyncLogStoreData* pData = pLogStore->data;
   SWal*              pWal = pData->pWal;
@@ -219,9 +221,8 @@ static int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncRaftEntr
 
   ASSERT(pEntry->index == index);
 
-  if (pEntry->originalRpcType == TDMT_VND_COMMIT) {
-    walFsync(pWal, true);
-  }
+  bool forceSync = raftLogForceSync(pEntry);
+  walFsync(pWal, forceSync);
 
   sNTrace(pData->pSyncNode, "write index:%" PRId64 ", type:%s, origin type:%s, elapsed:%" PRId64, pEntry->index,
           TMSG_INFO(pEntry->msgType), TMSG_INFO(pEntry->originalRpcType), tsElapsed);

source/libs/tdb/src/db/tdbBtree.c

@@ -1316,11 +1316,11 @@ static int tdbBtreeDecodePayload(SPage *pPage, const SCell *pCell, int nHeader,
       }
       TDB_CELLDECODER_SET_FREE_KEY(pDecoder);
 
-      memcpy(pDecoder->pKey, pCell + nHeader, nLocal - 4);
-      nLeft -= nLocal - 4;
-      nLeftKey -= nLocal - 4;
+      memcpy(pDecoder->pKey, pCell + nHeader, nLocal - nHeader - sizeof(pgno));
+      nLeft -= nLocal - nHeader - sizeof(pgno);
+      nLeftKey -= nLocal - nHeader - sizeof(pgno);
 
-      memcpy(&pgno, pCell + nHeader + nLocal - 4, sizeof(pgno));
+      memcpy(&pgno, pCell + nLocal - sizeof(pgno), sizeof(pgno));
 
       int lastKeyPageSpace = 0;
       // load left key & val to ovpages
@@ -1346,9 +1346,11 @@ static int tdbBtreeDecodePayload(SPage *pPage, const SCell *pCell, int nHeader,
 
         if (lastKeyPage) {
           if (lastKeyPageSpace >= vLen) {
-            pDecoder->pVal = ofpCell + kLen - nLeftKey;
+            if (vLen > 0) {
+              pDecoder->pVal = ofpCell + kLen - nLeftKey;
 
-            nLeft -= vLen;
+              nLeft -= vLen;
+            }
             pgno = 0;
           } else {
             // read partial val to local

source/libs/wal/src/walWrite.c

@@ -637,11 +637,6 @@ int32_t walWrite(SWal *pWal, int64_t index, tmsg_t msgType, const void *body, in
 void walFsync(SWal *pWal, bool forceFsync) {
   taosThreadMutexLock(&pWal->mutex);
   if (forceFsync || (pWal->cfg.level == TAOS_WAL_FSYNC && pWal->cfg.fsyncPeriod == 0)) {
-    wTrace("vgId:%d, fileId:%" PRId64 ".idx, do fsync", pWal->cfg.vgId, walGetCurFileFirstVer(pWal));
-    if (taosFsyncFile(pWal->pIdxFile) < 0) {
-      wError("vgId:%d, file:%" PRId64 ".idx, fsync failed since %s", pWal->cfg.vgId, walGetCurFileFirstVer(pWal),
-             strerror(errno));
-    }
     wTrace("vgId:%d, fileId:%" PRId64 ".log, do fsync", pWal->cfg.vgId, walGetCurFileFirstVer(pWal));
     if (taosFsyncFile(pWal->pLogFile) < 0) {
       wError("vgId:%d, file:%" PRId64 ".log, fsync failed since %s", pWal->cfg.vgId, walGetCurFileFirstVer(pWal),

tests/parallel_test/cases.task

@@ -445,6 +445,7 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/database_pre_suf.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/InsertFuturets.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 0-others/show.py
+,,y,system-test,./pytest.sh python3 ./test.py -f 0-others/information_schema.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/abs.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/abs.py -R
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/and_or_for_byte.py

tests/system-test/0-others/information_schema.py

+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.common import *
+from util.sqlset import *
+
+class TDTestCase:
+    def init(self, conn, logSql, replicaVar=1):
+        self.replicaVar = int(replicaVar)
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor())
+        self.setsql = TDSetSql()
+        self.dbname = 'db'
+        self.stbname = 'stb'
+        self.binary_length = 20 # the length of binary for column_dict
+        self.nchar_length = 20  # the length of nchar for column_dict
+        self.ts = 1537146000000
+        self.column_dict = {
+            'ts'  : 'timestamp',
+            'col1': 'tinyint',
+            'col2': 'smallint',
+            'col3': 'int',
+            'col4': 'bigint',
+            'col5': 'tinyint unsigned',
+            'col6': 'smallint unsigned',
+            'col7': 'int unsigned',
+            'col8': 'bigint unsigned',
+            'col9': 'float',
+            'col10': 'double',
+            'col11': 'bool',
+            'col12': f'binary({self.binary_length})',
+            'col13': f'nchar({self.nchar_length})'
+        }
+        self.tbnum = 20
+        self.rowNum = 10
+        self.tag_dict = {
+            't0':'int'
+        }
+        self.tag_values = [
+            f'1'
+            ]
+        self.binary_str = 'taosdata'
+        self.nchar_str = '涛思数据'
+        self.ins_list = ['ins_dnodes','ins_mnodes','ins_modules','ins_qnodes','ins_snodes','ins_cluster','ins_databases','ins_functions',\
+            'ins_indexes','ins_stables','ins_tables','ins_tags','ins_users','ins_grants','ins_vgroups','ins_configs','ins_dnode_variables',\
+                'ins_topics','ins_subscriptions','ins_streams','ins_stream_tasks','ins_vnodes','ins_user_privileges']
+        self.perf_list = ['perf_connections','perf_queries','perf_consumers','perf_trans','perf_apps']
+    def insert_data(self,column_dict,tbname,row_num):
+        insert_sql = self.setsql.set_insertsql(column_dict,tbname,self.binary_str,self.nchar_str)
+        for i in range(row_num):
+            insert_list = []
+            self.setsql.insert_values(column_dict,i,insert_sql,insert_list,self.ts)
+    def prepare_data(self):
+        tdSql.execute(f"create database if not exists {self.dbname} vgroups 2")
+        tdSql.execute(f'use {self.dbname}')
+        tdSql.execute(self.setsql.set_create_stable_sql(self.stbname,self.column_dict,self.tag_dict))
+        for i in range(self.tbnum):
+            tdSql.execute(f"create table {self.stbname}_{i} using {self.stbname} tags({self.tag_values[0]})")
+            self.insert_data(self.column_dict,f'{self.stbname}_{i}',self.rowNum)
+    def count_check(self):
+        tdSql.query('select count(*) from information_schema.ins_tables')
+        tdSql.checkEqual(tdSql.queryResult[0][0],self.tbnum+len(self.ins_list)+len(self.perf_list))
+        tdSql.query(f'select count(*) from information_schema.ins_tables where db_name = "{self.dbname}"')
+        tdSql.checkEqual(tdSql.queryResult[0][0],self.tbnum)
+        tdSql.query(f'select count(*) from information_schema.ins_tables where db_name = "{self.dbname}" and stable_name = "{self.stbname}"')
+        tdSql.checkEqual(tdSql.queryResult[0][0],self.tbnum)
+        tdSql.execute('create database db1')
+        tdSql.execute('create table stb1 (ts timestamp,c0 int) tags(t0 int)')
+        tdSql.execute('create table tb1 using stb1 tags(1)')
+        tdSql.query(f'select db_name, stable_name, count(*) from information_schema.ins_tables group by db_name, stable_name')
+        for i in tdSql.queryResult:
+            if i[0].lower() == 'information_schema':
+                tdSql.checkEqual(i[2],len(self.ins_list))
+            elif i[0].lower() == self.dbname and i[1] == self.stbname:
+                tdSql.checkEqual(i[2],self.tbnum)
+            elif i[0].lower() == self.dbname and i[1] == 'stb1':
+                tdSql.checkEqual(i[2],1)
+            elif i[0].lower() == 'performance_schema':
+                tdSql.checkEqual(i[2],len(self.perf_list))
+        tdSql.execute('create table db1.ntb (ts timestamp,c0 int)')
+        tdSql.query(f'select db_name, count(*) from information_schema.ins_tables group by db_name')
+        print(tdSql.queryResult)
+        for i in tdSql.queryResult:
+            if i[0].lower() == 'information_schema':
+                tdSql.checkEqual(i[1],len(self.ins_list))
+            elif i[0].lower() == 'performance_schema':
+                tdSql.checkEqual(i[1],len(self.perf_list))
+            elif i[0].lower() == self.dbname:
+                tdSql.checkEqual(i[1],self.tbnum+1)
+    def run(self):
+        self.prepare_data()
+        self.count_check()
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())
\ No newline at end of file

tests/system-test/6-cluster/5dnode3mnodeDrop.py

@@ -112,7 +112,8 @@ class TDTestCase:
             dnode_first_port = dnode.cfgDict["firstEp"].split(":")[-1]
             cmd = f" taos -h {dnode_first_host} -P {dnode_first_port} -s ' create dnode \"{dnode_id} \" ' ;"
             tdLog.debug(cmd)
-            os.system(cmd)
+            if os.system(cmd) != 0:
+                raise Exception("failed to execute system command. cmd: %s" % cmd)
 
         time.sleep(2)
         tdLog.info(" create cluster with %d dnode  done! " %dnodes_nums)
@@ -292,6 +293,8 @@ class TDTestCase:
                         tdLog.debug("drop mnode %d successfully"%(i+1))
                         break
                     count+=1
+                self.wait_for_transactions(20)
+
                 tdLog.debug("create mnode on dnode %d"%(i+1))
                 tdSql.execute("create mnode on dnode %d"%(i+1))
                 count=0
@@ -299,12 +302,24 @@ class TDTestCase:
                     time.sleep(1)
                     tdSql.query("select * from information_schema.ins_mnodes;")
                     if tdSql.checkRows(3):
-                        tdLog.debug("drop mnode %d successfully"%(i+1))
+                        tdLog.debug("create mnode %d successfully"%(i+1))
                         break
                     count+=1
+                self.wait_for_transactions(20)
             dropcount+=1
         self.check3mnode()
 
+    def wait_for_transactions(self, timeout):
+        count=0
+        while count<timeout:
+            time.sleep(1)
+            tdSql.query("show transactions;")
+            if tdSql.checkRows(0):
+                tdLog.debug("transactions completed successfully")
+                break
+            count+=1
+        if count >= timeout:
+            tdLog.debug("transactions not finished before timeout (%d secs)", timeout)
 
     def getConnection(self, dnode):
         host = dnode.cfgDict["fqdn"]