feat: support restore dnode clause

include/common/tmsg.h

@@ -1634,8 +1634,6 @@ enum {
 
 typedef struct {
   int32_t dnodeId;
-  char    fqdn[TSDB_FQDN_LEN];
-  int32_t port;
   int8_t  restoreType;
 } SRestoreDnodeReq;
 

include/libs/nodes/cmdnodes.h

@@ -350,6 +350,11 @@ typedef struct SDropComponentNodeStmt {
   int32_t   dnodeId;
 } SDropComponentNodeStmt;
 
+typedef struct SRestoreComponentNodeStmt {
+  ENodeType type;
+  int32_t   dnodeId;
+} SRestoreComponentNodeStmt;
+
 typedef struct SCreateTopicStmt {
   ENodeType type;
   char      topicName[TSDB_TABLE_NAME_LEN];

include/libs/nodes/nodes.h

@@ -211,6 +211,10 @@ typedef enum ENodeType {
   QUERY_NODE_SHOW_DB_ALIVE_STMT,
   QUERY_NODE_SHOW_CLUSTER_ALIVE_STMT,
   QUERY_NODE_BALANCE_VGROUP_LEADER_STMT,
+  QUERY_NODE_RESTORE_DNODE_STMT,
+  QUERY_NODE_RESTORE_QNODE_STMT,
+  QUERY_NODE_RESTORE_MNODE_STMT,
+  QUERY_NODE_RESTORE_VNODE_STMT,  
 
   // logic plan node
   QUERY_NODE_LOGIC_PLAN_SCAN = 1000,

source/common/src/tmsg.c

@@ -1726,8 +1726,6 @@ int32_t tSerializeSRestoreDnodeReq(void *buf, int32_t bufLen, SRestoreDnodeReq *
 
   if (tStartEncode(&encoder) < 0) return -1;
   if (tEncodeI32(&encoder, pReq->dnodeId) < 0) return -1;
-  if (tEncodeCStr(&encoder, pReq->fqdn) < 0) return -1;
-  if (tEncodeI32(&encoder, pReq->port) < 0) return -1;
   if (tEncodeI8(&encoder, pReq->restoreType) < 0) return -1;
   tEndEncode(&encoder);
 
@@ -1742,8 +1740,6 @@ int32_t tDeserializeSRestoreDnodeReq(void *buf, int32_t bufLen, SRestoreDnodeReq
 
   if (tStartDecode(&decoder) < 0) return -1;
   if (tDecodeI32(&decoder, &pReq->dnodeId) < 0) return -1;
-  if (tDecodeCStrTo(&decoder, pReq->fqdn) < 0) return -1;
-  if (tDecodeI32(&decoder, &pReq->port) < 0) return -1;
   if (tDecodeI8(&decoder, &pReq->restoreType) < 0) return -1;
   tEndDecode(&decoder);
 

source/libs/nodes/src/nodesCodeFuncs.c

@@ -257,6 +257,14 @@ const char* nodesNodeName(ENodeType type) {
       return "DeleteStmt";
     case QUERY_NODE_INSERT_STMT:
       return "InsertStmt";
+    case QUERY_NODE_RESTORE_DNODE_STMT:
+      return "RestoreDnodeStmt";
+    case QUERY_NODE_RESTORE_QNODE_STMT:
+      return "RestoreQnodeStmt";
+    case QUERY_NODE_RESTORE_MNODE_STMT:
+      return "RestoreMnodeStmt";
+    case QUERY_NODE_RESTORE_VNODE_STMT:
+      return "RestoreVnodeStmt";
     case QUERY_NODE_LOGIC_PLAN_SCAN:
       return "LogicScan";
     case QUERY_NODE_LOGIC_PLAN_JOIN:
@@ -5533,6 +5541,35 @@ static int32_t jsonToDropDnodeStmt(const SJson* pJson, void* pObj) {
   return code;
 }
 
+static const char* jkRestoreComponentNodeStmtDnodeId = "DnodeId";
+
+static int32_t restoreComponentNodeStmtToJson(const void* pObj, SJson* pJson) {
+  const SRestoreComponentNodeStmt* pNode = (const SRestoreComponentNodeStmt*)pObj;
+  return tjsonAddIntegerToObject(pJson, jkRestoreComponentNodeStmtDnodeId, pNode->dnodeId);
+}
+
+static int32_t jsonToRestoreComponentNodeStmt(const SJson* pJson, void* pObj) {
+  SRestoreComponentNodeStmt* pNode = (SRestoreComponentNodeStmt*)pObj;
+  return tjsonGetIntValue(pJson, jkRestoreComponentNodeStmtDnodeId, &pNode->dnodeId);
+}
+
+static int32_t jsonToRestoreDnodeStmt(const SJson* pJson, void* pObj) {
+  return jsonToRestoreComponentNodeStmt(pJson, pObj);
+}
+static int32_t jsonToRestoreQnodeStmt(const SJson* pJson, void* pObj) {
+  return jsonToRestoreComponentNodeStmt(pJson, pObj);
+}
+static int32_t jsonToRestoreMnodeStmt(const SJson* pJson, void* pObj) {
+  return jsonToRestoreComponentNodeStmt(pJson, pObj);
+}
+static int32_t jsonToRestoreVnodeStmt(const SJson* pJson, void* pObj) {
+  return jsonToRestoreComponentNodeStmt(pJson, pObj);
+}
+
+
+
+
+
 static const char* jkCreateTopicStmtTopicName = "TopicName";
 static const char* jkCreateTopicStmtSubscribeDbName = "SubscribeDbName";
 static const char* jkCreateTopicStmtIgnoreExists = "IgnoreExists";
@@ -6820,6 +6857,14 @@ static int32_t jsonToSpecificNode(const SJson* pJson, void* pObj) {
       return jsonToDeleteStmt(pJson, pObj);
     case QUERY_NODE_INSERT_STMT:
       return jsonToInsertStmt(pJson, pObj);
+    case QUERY_NODE_RESTORE_DNODE_STMT:
+      return jsonToRestoreDnodeStmt(pJson, pObj);
+    case QUERY_NODE_RESTORE_QNODE_STMT:
+      return jsonToRestoreQnodeStmt(pJson, pObj);
+    case QUERY_NODE_RESTORE_MNODE_STMT:
+      return jsonToRestoreMnodeStmt(pJson, pObj);
+    case QUERY_NODE_RESTORE_VNODE_STMT:  
+      return jsonToRestoreVnodeStmt(pJson, pObj);
     case QUERY_NODE_LOGIC_PLAN_SCAN:
       return jsonToLogicScanNode(pJson, pObj);
     case QUERY_NODE_LOGIC_PLAN_JOIN:

source/libs/nodes/src/nodesUtilFuncs.c

@@ -455,6 +455,11 @@ SNode* nodesMakeNode(ENodeType type) {
       return makeNode(type, sizeof(SInsertStmt));
     case QUERY_NODE_QUERY:
       return makeNode(type, sizeof(SQuery));
+    case QUERY_NODE_RESTORE_DNODE_STMT:
+    case QUERY_NODE_RESTORE_QNODE_STMT:
+    case QUERY_NODE_RESTORE_MNODE_STMT:
+    case QUERY_NODE_RESTORE_VNODE_STMT:
+      return makeNode(type, sizeof(SRestoreComponentNodeStmt));
     case QUERY_NODE_LOGIC_PLAN_SCAN:
       return makeNode(type, sizeof(SScanLogicNode));
     case QUERY_NODE_LOGIC_PLAN_JOIN:
@@ -1046,6 +1051,11 @@ void nodesDestroyNode(SNode* pNode) {
       nodesDestroyNode(pQuery->pPrepareRoot);
       break;
     }
+    case QUERY_NODE_RESTORE_DNODE_STMT:   // no pointer field
+    case QUERY_NODE_RESTORE_QNODE_STMT:   // no pointer field
+    case QUERY_NODE_RESTORE_MNODE_STMT:   // no pointer field
+    case QUERY_NODE_RESTORE_VNODE_STMT:   // no pointer field
+      break;
     case QUERY_NODE_LOGIC_PLAN_SCAN: {
       SScanLogicNode* pLogicNode = (SScanLogicNode*)pNode;
       destroyLogicNode((SLogicNode*)pLogicNode);

source/libs/parser/inc/sql.y

@@ -123,7 +123,7 @@ priv_level(A) ::= topic_name(B).
 with_opt(A) ::= .                                                                 { A = NULL; }
 with_opt(A) ::= WITH search_condition(B).                                         { A = B; }
 
-/************************************************ create/drop/alter dnode *********************************************/
+/************************************************ create/drop/alter/restore dnode *********************************************/
 cmd ::= CREATE DNODE dnode_endpoint(A).                                           { pCxt->pRootNode = createCreateDnodeStmt(pCxt, &A, NULL); }
 cmd ::= CREATE DNODE dnode_endpoint(A) PORT NK_INTEGER(B).                        { pCxt->pRootNode = createCreateDnodeStmt(pCxt, &A, &B); }
 cmd ::= DROP DNODE NK_INTEGER(A) force_opt(B).                                    { pCxt->pRootNode = createDropDnodeStmt(pCxt, &A, B); }
@@ -132,6 +132,7 @@ cmd ::= ALTER DNODE NK_INTEGER(A) NK_STRING(B).
 cmd ::= ALTER DNODE NK_INTEGER(A) NK_STRING(B) NK_STRING(C).                      { pCxt->pRootNode = createAlterDnodeStmt(pCxt, &A, &B, &C); }
 cmd ::= ALTER ALL DNODES NK_STRING(A).                                            { pCxt->pRootNode = createAlterDnodeStmt(pCxt, NULL, &A, NULL); }
 cmd ::= ALTER ALL DNODES NK_STRING(A) NK_STRING(B).                               { pCxt->pRootNode = createAlterDnodeStmt(pCxt, NULL, &A, &B); }
+cmd ::= RESTORE DNODE NK_INTEGER(A).                                              { pCxt->pRootNode = createRestoreComponentNodeStmt(pCxt, QUERY_NODE_RESTORE_DNODE_STMT, &A); }
 
 %type dnode_endpoint                                                              { SToken }
 %destructor dnode_endpoint                                                        { }
@@ -148,9 +149,10 @@ force_opt(A) ::= FORCE.
 cmd ::= ALTER LOCAL NK_STRING(A).                                                 { pCxt->pRootNode = createAlterLocalStmt(pCxt, &A, NULL); }
 cmd ::= ALTER LOCAL NK_STRING(A) NK_STRING(B).                                    { pCxt->pRootNode = createAlterLocalStmt(pCxt, &A, &B); }
 
-/************************************************ create/drop qnode ***************************************************/
+/************************************************ create/drop/restore qnode ***************************************************/
 cmd ::= CREATE QNODE ON DNODE NK_INTEGER(A).                                      { pCxt->pRootNode = createCreateComponentNodeStmt(pCxt, QUERY_NODE_CREATE_QNODE_STMT, &A); }
 cmd ::= DROP QNODE ON DNODE NK_INTEGER(A).                                        { pCxt->pRootNode = createDropComponentNodeStmt(pCxt, QUERY_NODE_DROP_QNODE_STMT, &A); }
+cmd ::= RESTORE QNODE ON DNODE NK_INTEGER(A).                                     { pCxt->pRootNode = createRestoreComponentNodeStmt(pCxt, QUERY_NODE_RESTORE_QNODE_STMT, &A); }
 
 /************************************************ create/drop bnode ***************************************************/
 cmd ::= CREATE BNODE ON DNODE NK_INTEGER(A).                                      { pCxt->pRootNode = createCreateComponentNodeStmt(pCxt, QUERY_NODE_CREATE_BNODE_STMT, &A); }
@@ -160,9 +162,13 @@ cmd ::= DROP BNODE ON DNODE NK_INTEGER(A).
 cmd ::= CREATE SNODE ON DNODE NK_INTEGER(A).                                      { pCxt->pRootNode = createCreateComponentNodeStmt(pCxt, QUERY_NODE_CREATE_SNODE_STMT, &A); }
 cmd ::= DROP SNODE ON DNODE NK_INTEGER(A).                                        { pCxt->pRootNode = createDropComponentNodeStmt(pCxt, QUERY_NODE_DROP_SNODE_STMT, &A); }
 
-/************************************************ create/drop mnode ***************************************************/
+/************************************************ create/drop/restore mnode ***************************************************/
 cmd ::= CREATE MNODE ON DNODE NK_INTEGER(A).                                      { pCxt->pRootNode = createCreateComponentNodeStmt(pCxt, QUERY_NODE_CREATE_MNODE_STMT, &A); }
 cmd ::= DROP MNODE ON DNODE NK_INTEGER(A).                                        { pCxt->pRootNode = createDropComponentNodeStmt(pCxt, QUERY_NODE_DROP_MNODE_STMT, &A); }
+cmd ::= RESTORE MNODE ON DNODE NK_INTEGER(A).                                     { pCxt->pRootNode = createRestoreComponentNodeStmt(pCxt, QUERY_NODE_RESTORE_MNODE_STMT, &A); }
+
+/************************************************ restore vnode ***************************************************/
+cmd ::= RESTORE VNODE ON DNODE NK_INTEGER(A).                                     { pCxt->pRootNode = createRestoreComponentNodeStmt(pCxt, QUERY_NODE_RESTORE_VNODE_STMT, &A); }
 
 /************************************************ create/drop/use database ********************************************/
 cmd ::= CREATE DATABASE not_exists_opt(A) db_name(B) db_options(C).               { pCxt->pRootNode = createCreateDatabaseStmt(pCxt, A, &B, C); }

source/libs/parser/src/parAstCreater.c

@@ -1658,6 +1658,14 @@ SNode* createDropComponentNodeStmt(SAstCreateContext* pCxt, ENodeType type, cons
   return (SNode*)pStmt;
 }
 
+SNode* createRestoreComponentNodeStmt(SAstCreateContext* pCxt, ENodeType type, const SToken* pDnodeId) {
+  CHECK_PARSER_STATUS(pCxt);
+  SRestoreComponentNodeStmt* pStmt = (SRestoreComponentNodeStmt*)nodesMakeNode(type);
+  CHECK_OUT_OF_MEM(pStmt);
+  pStmt->dnodeId = taosStr2Int32(pDnodeId->z, NULL, 10);
+  return (SNode*)pStmt;
+}
+
 SNode* createCreateTopicStmtUseQuery(SAstCreateContext* pCxt, bool ignoreExists, SToken* pTopicName, SNode* pQuery) {
   CHECK_PARSER_STATUS(pCxt);
   if (!checkTopicName(pCxt, pTopicName)) {

source/libs/parser/src/parTranslater.c

@@ -5431,6 +5431,29 @@ static int32_t translateAlterDnode(STranslateContext* pCxt, SAlterDnodeStmt* pSt
   return buildCmdMsg(pCxt, TDMT_MND_CONFIG_DNODE, (FSerializeFunc)tSerializeSMCfgDnodeReq, &cfgReq);
 }
 
+static int32_t translateRestoreDnode(STranslateContext* pCxt, SRestoreComponentNodeStmt* pStmt) {
+  SRestoreDnodeReq restoreReq = {0};
+  restoreReq.dnodeId = pStmt->dnodeId;
+  switch (nodeType((SNode*)pStmt)) {
+    case QUERY_NODE_RESTORE_DNODE_STMT:
+      restoreReq.restoreType = RESTORE_TYPE__ALL;
+      break;
+    case QUERY_NODE_RESTORE_QNODE_STMT:
+      restoreReq.restoreType = RESTORE_TYPE__QNODE;
+      break;
+    case QUERY_NODE_RESTORE_MNODE_STMT:
+      restoreReq.restoreType = RESTORE_TYPE__MNODE;
+      break;
+    case QUERY_NODE_RESTORE_VNODE_STMT:
+      restoreReq.restoreType = RESTORE_TYPE__VNODE;
+      break;
+    default:
+      return -1;
+  }
+  return buildCmdMsg(pCxt, TDMT_MND_RESTORE_DNODE, (FSerializeFunc)tSerializeSRestoreDnodeReq, &restoreReq);
+}
+
+
 static int32_t getSmaIndexDstVgId(STranslateContext* pCxt, const char* pDbName, const char* pTableName,
                                   int32_t* pVgId) {
   SVgroupInfo vg = {0};
@@ -6916,6 +6939,12 @@ static int32_t translateQuery(STranslateContext* pCxt, SNode* pNode) {
     case QUERY_NODE_SHOW_CREATE_STABLE_STMT:
       code = translateShowCreateTable(pCxt, (SShowCreateTableStmt*)pNode);
       break;
+    case QUERY_NODE_RESTORE_DNODE_STMT:
+    case QUERY_NODE_RESTORE_QNODE_STMT:
+    case QUERY_NODE_RESTORE_MNODE_STMT:
+    case QUERY_NODE_RESTORE_VNODE_STMT:
+      code = translateRestoreDnode(pCxt, (SRestoreComponentNodeStmt*)pNode);
+      break;
     default:
       break;
   }

source/libs/parser/test/parAlterToBalanceTest.cpp

@@ -92,6 +92,62 @@ TEST_F(ParserInitialATest, alterDnode) {
   clearCfgDnodeReq();
 }
 
+TEST_F(ParserInitialATest, restoreDnode) {
+  useDb("root", "test");
+
+  SRestoreDnodeReq expect = {0};
+
+  auto clearRestoreDnodeReq = [&]() { memset(&expect, 0, sizeof(SRestoreDnodeReq)); };
+
+  auto setRestoreDnodeReq = [&](int32_t dnodeId, int8_t type) {
+    expect.dnodeId = dnodeId;
+    expect.restoreType = type;
+  };
+
+  setCheckDdlFunc([&](const SQuery* pQuery, ParserStage stage) {
+    int32_t expectNodeType = 0;
+    switch (expect.restoreType) {
+      case RESTORE_TYPE__ALL:
+        expectNodeType = QUERY_NODE_RESTORE_DNODE_STMT;
+        break;
+      case RESTORE_TYPE__MNODE:
+        expectNodeType = QUERY_NODE_RESTORE_MNODE_STMT;
+        break;
+      case RESTORE_TYPE__VNODE:
+        expectNodeType = QUERY_NODE_RESTORE_VNODE_STMT;
+        break;
+      case RESTORE_TYPE__QNODE:
+        expectNodeType = QUERY_NODE_RESTORE_QNODE_STMT;
+        break;
+      default:
+        break;
+    }
+    ASSERT_EQ(nodeType(pQuery->pRoot), expectNodeType);
+    ASSERT_EQ(pQuery->pCmdMsg->msgType, TDMT_MND_RESTORE_DNODE);
+    SRestoreDnodeReq req = {0};
+    ASSERT_EQ(tDeserializeSRestoreDnodeReq(pQuery->pCmdMsg->pMsg, pQuery->pCmdMsg->msgLen, &req), TSDB_CODE_SUCCESS);
+    ASSERT_EQ(req.dnodeId, expect.dnodeId);
+    ASSERT_EQ(req.restoreType, expect.restoreType);
+  });
+
+  setRestoreDnodeReq(1, RESTORE_TYPE__ALL);
+  run("RESTORE DNODE 1");
+  clearRestoreDnodeReq();
+
+  setRestoreDnodeReq(2, RESTORE_TYPE__MNODE);
+  run("RESTORE MNODE ON DNODE 2");
+  clearRestoreDnodeReq();
+
+  setRestoreDnodeReq(1, RESTORE_TYPE__VNODE);
+  run("RESTORE VNODE ON DNODE 1");
+  clearRestoreDnodeReq();
+
+  setRestoreDnodeReq(2, RESTORE_TYPE__QNODE);
+  run("RESTORE QNODE ON DNODE 2");
+  clearRestoreDnodeReq();
+}
+
+
 /*
  * ALTER DATABASE db_name [alter_database_options]
  *