xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

Merge pull request #9481 from taosdata/feature/tq 

prepare for subscribe
This commit is contained in:
Shengliang Guan 2021-12-29 18:37:06 +08:00 committed by GitHub
parent ff59295424 7f80c1e969
commit f3a4c5e9cd
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
9 changed files with 585 additions and 391 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

110
include/common/tmsg.h
View File

@ -219,6 +219,26 @@ typedef struct {
char data[];
} SMDCreateTableMsg;
// typedef struct {
// int32_t len; // one create table message
// char tableName[TSDB_TABLE_FNAME_LEN];
// int16_t numOfColumns;
// int16_t sqlLen; // the length of SQL, it starts after schema , sql is a null-terminated string
// int8_t igExists;
// int8_t rspMeta;
// int8_t reserved[16];
// char schema[];
//} SCreateTableMsg;
typedef struct {
char tableName[TSDB_TABLE_FNAME_LEN];
int16_t numOfColumns;
int16_t numOfTags;
int8_t igExists;
int8_t rspMeta;
char schema[];
} SCreateCTableMsg;
typedef struct {
char name[TSDB_TABLE_FNAME_LEN];
int8_t igExists;
@ -299,6 +319,18 @@ typedef struct SEpSet {
char fqdn[TSDB_MAX_REPLICA][TSDB_FQDN_LEN];
} SEpSet;
static FORCE_INLINE int taosEncodeSEpSet(void** buf, const SEpSet* pEp) {
if(buf == NULL) return sizeof(SEpSet);
memcpy(buf, pEp, sizeof(SEpSet));
//TODO: endian conversion
return sizeof(SEpSet);
}
static FORCE_INLINE void* taosDecodeSEpSet(void* buf, SEpSet* pEpSet) {
memcpy(pEpSet, buf, sizeof(SEpSet));
return buf;
}
typedef struct {
int32_t acctId;
int64_t clusterId;
@ -1056,26 +1088,94 @@ typedef struct STaskDropRsp {
} STaskDropRsp;
typedef struct {
int8_t igExists;
char* name;
char* phyPlan;
int8_t igExists;
char* name;
char* physicalPlan;
char* logicalPlan;
} SCMCreateTopicReq;
static FORCE_INLINE int tSerializeSCMCreateTopicReq(void** buf, const SCMCreateTopicReq* pReq) {
int tlen = 0;
tlen += taosEncodeString(buf, pReq->name);
tlen += taosEncodeFixedI8(buf, pReq->igExists);
tlen += taosEncodeString(buf, pReq->phyPlan);
tlen += taosEncodeString(buf, pReq->physicalPlan);
tlen += taosEncodeString(buf, pReq->logicalPlan);
return tlen;
}
static FORCE_INLINE void* tDeserializeSCMCreateTopicReq(void* buf, SCMCreateTopicReq* pReq) {
buf = taosDecodeFixedI8(buf, &(pReq->igExists));
buf = taosDecodeString(buf, &(pReq->name));
buf = taosDecodeString(buf, &(pReq->phyPlan));
buf = taosDecodeString(buf, &(pReq->physicalPlan));
buf = taosDecodeString(buf, &(pReq->logicalPlan));
return buf;
}
typedef struct {
int64_t topicId;
} SCMCreateTopicRsp;
static FORCE_INLINE int tSerializeSCMCreateTopicRsp(void** buf, const SCMCreateTopicRsp* pRsp) {
int tlen = 0;
tlen += taosEncodeFixedI64(buf, pRsp->topicId);
return tlen;
}
static FORCE_INLINE void* tDeserializeSCMCreateTopicRsp(void* buf, SCMCreateTopicRsp* pRsp) {
buf = taosDecodeFixedI64(buf, &pRsp->topicId);
return buf;
}
typedef struct {
char* topicName;
char* consumerGroup;
int64_t consumerId;
} SCMSubscribeReq;
static FORCE_INLINE int tSerializeSCMSubscribeReq(void** buf, const SCMSubscribeReq* pReq) {
int tlen = 0;
tlen += taosEncodeString(buf, pReq->topicName);
tlen += taosEncodeString(buf, pReq->consumerGroup);
tlen += taosEncodeFixedI64(buf, pReq->consumerId);
return tlen;
}
static FORCE_INLINE void* tDeserializeSCMSubscribeReq(void* buf, SCMSubscribeReq* pReq) {
buf = taosDecodeString(buf, &pReq->topicName);
buf = taosDecodeString(buf, &pReq->consumerGroup);
buf = taosDecodeFixedI64(buf, &pReq->consumerId);
return buf;
}
typedef struct {
int32_t vgId;
SEpSet pEpSet;
} SCMSubscribeRsp;
static FORCE_INLINE int tSerializeSCMSubscribeRsp(void** buf, const SCMSubscribeRsp* pRsp) {
int tlen = 0;
tlen += taosEncodeFixedI32(buf, pRsp->vgId);
tlen += taosEncodeSEpSet(buf, &pRsp->pEpSet);
return tlen;
}
static FORCE_INLINE void* tDeserializeSCMSubscribeRsp(void* buf, SCMSubscribeRsp* pRsp) {
buf = taosDecodeFixedI32(buf, &pRsp->vgId);
buf = taosDecodeSEpSet(buf, &pRsp->pEpSet);
return buf;
}
typedef struct {
int64_t topicId;
int64_t consumerId;
int64_t consumerGroupId;
int64_t offset;
} SMVSubscribeReq;
typedef struct {
int64_t newOffset;
} SMVSubscribeRsp;
typedef struct {
char name[TSDB_TOPIC_FNAME_LEN];
int8_t igExists;

8
include/common/tmsgdef.h
View File

@ -116,9 +116,10 @@ enum {
TD_DEF_MSG_TYPE(TDMT_MND_TRANS, "mnode-trans", NULL, NULL)
TD_DEF_MSG_TYPE(TDMT_MND_GRANT, "mnode-grant", NULL, NULL)
TD_DEF_MSG_TYPE(TDMT_MND_AUTH, "mnode-auth", NULL, NULL)
TD_DEF_MSG_TYPE(TDMT_MND_CREATE_TOPIC, "mnode-create-topic", NULL, NULL)
TD_DEF_MSG_TYPE(TDMT_MND_CREATE_TOPIC, "mnode-create-topic", SCMCreateTopicReq, SCMCreateTopicRsp)
TD_DEF_MSG_TYPE(TDMT_MND_ALTER_TOPIC, "mnode-alter-topic", NULL, NULL)
TD_DEF_MSG_TYPE(TDMT_MND_DROP_TOPIC, "mnode-drop-topic", NULL, NULL)
TD_DEF_MSG_TYPE(TDMT_MND_SUBSCRIBE, "mnode-subscribe", SCMSubscribeReq, SCMSubscribeRsp)
// Requests handled by VNODE
TD_NEW_MSG_SEG(TDMT_VND_MSG)
@ -149,6 +150,9 @@ enum {
TD_DEF_MSG_TYPE(TDMT_VND_SHOW_TABLES, "vnode-show-tables", SVShowTablesReq, SVShowTablesRsp)
TD_DEF_MSG_TYPE(TDMT_VND_SHOW_TABLES_FETCH, "vnode-show-tables-fetch", SVShowTablesFetchReq, SVShowTablesFetchRsp)
TD_DEF_MSG_TYPE(TDMT_VND_SUBSCRIBE, "vnode-subscribe", SMVSubscribeReq, SMVSubscribeRsp)
// Requests handled by QNODE
TD_NEW_MSG_SEG(TDMT_QND_MSG)
@ -158,4 +162,4 @@ enum {
#if defined(TD_MSG_NUMBER_)
TDMT_MAX
#endif
};
};

14
include/dnode/mnode/sdb/sdb.h
View File

@ -161,12 +161,14 @@ typedef enum {
SDB_USER = 5,
SDB_AUTH = 6,
SDB_ACCT = 7,
SDB_TOPIC = 8,
SDB_VGROUP = 9,
SDB_STB = 10,
SDB_DB = 11,
SDB_FUNC = 12,
SDB_MAX = 13
SDB_CONSUMER = 8,
SDB_CGROUP = 9,
SDB_TOPIC = 10,
SDB_VGROUP = 11,
SDB_STB = 12,
SDB_DB = 13,
SDB_FUNC = 14,
SDB_MAX = 15
} ESdbType;
typedef struct SSdb SSdb;

20
source/client/src/clientImpl.c
View File

@ -210,6 +210,9 @@ TAOS_RES *tmq_create_topic(TAOS* taos, const char* name, const char* sql, int sq
terrno = TSDB_CODE_SUCCESS;
CHECK_CODE_GOTO(buildRequest(pTscObj, sql, sqlLen, &pRequest), _return);
//temporary disabled until planner ready
#if 0
CHECK_CODE_GOTO(parseSql(pRequest, &pQuery), _return);
//TODO: check sql valid
@ -219,15 +222,24 @@ TAOS_RES *tmq_create_topic(TAOS* taos, const char* name, const char* sql, int sq
if(dagStr == NULL) {
//TODO
}
#endif
SCMCreateTopicReq req = {
.name = (char*)name,
.igExists = 0,
.phyPlan = dagStr,
/*.physicalPlan = dagStr,*/
.physicalPlan = (char*)sql,
.logicalPlan = "",
};
void* buf = NULL;
int tlen = tSerializeSCMCreateTopicReq(&buf, &req);
int tlen = tSerializeSCMCreateTopicReq(NULL, &req);
void* buf = malloc(tlen);
if(buf == NULL) {
goto _return;
}
void* abuf = buf;
tSerializeSCMCreateTopicReq(&abuf, &req);
/*printf("formatted: %s\n", dagStr);*/
pRequest->body.requestMsg = (SDataBuf){ .pData = buf, .len = tlen };
@ -239,8 +251,6 @@ TAOS_RES *tmq_create_topic(TAOS* taos, const char* name, const char* sql, int sq
tsem_wait(&pRequest->body.rspSem);
destroySendMsgInfo(body);
_return:
qDestroyQuery(pQuery);
qDestroyQueryDag(pDag);

2
source/client/test/clientTests.cpp
View File

@ -49,6 +49,7 @@ int main(int argc, char** argv) {
TEST(testCase, driverInit_Test) { taos_init(); }
#if 0
TEST(testCase, connect_Test) {
TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
assert(pConn != NULL);
@ -398,6 +399,7 @@ TEST(testCase, drop_stable_Test) {
taos_free_result(pRes);
taos_close(pConn);
}
#endif
//TEST(testCase, create_topic_Test) {
// TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);

38
source/dnode/mnode/impl/inc/mndConsumer.h Normal file
View File

@ -0,0 +1,38 @@
/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _TD_MND_CONSUMER_H_
#define _TD_MND_CONSUMER_H_
#include "mndInt.h"
#ifdef __cplusplus
extern "C" {
#endif
int32_t mndInitConsumer(SMnode *pMnode);
void mndCleanupConsumer(SMnode *pMnode);
SConsumerObj *mndAcquireConsumer(SMnode *pMnode, int32_t consumerId);
void mndReleaseConsumer(SMnode *pMnode, SConsumerObj *pConsumer);
SCGroupObj *mndAcquireCGroup(SMnode *pMnode, char *consumerGroup);
void mndReleaseCGroup(SMnode *pMnode, SCGroupObj *pCGroup);
#ifdef __cplusplus
}
#endif
#endif /*_TD_MND_CONSUMER_H_*/

26
source/dnode/mnode/impl/inc/mndDef.h
View File

@ -301,8 +301,34 @@ typedef struct {
void* executor;
int32_t sqlLen;
char* sql;
char* logicalPlan;
char* physicalPlan;
} STopicObj;
typedef struct {
char name[TSDB_TOPIC_FNAME_LEN];
char db[TSDB_DB_FNAME_LEN];
int64_t createTime;
int64_t updateTime;
uint64_t uid;
//uint64_t dbUid;
int32_t version;
SRWLatch lock;
} SConsumerObj;
typedef struct {
char name[TSDB_TOPIC_FNAME_LEN];
char db[TSDB_DB_FNAME_LEN];
int64_t createTime;
int64_t updateTime;
uint64_t uid;
//uint64_t dbUid;
int32_t version;
SRWLatch lock;
} SCGroupObj;
typedef struct SMnodeMsg {
char user[TSDB_USER_LEN];
char db[TSDB_DB_FNAME_LEN];

373
source/dnode/mnode/impl/src/mndConsumer.c Normal file
View File

@ -0,0 +1,373 @@
/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define _DEFAULT_SOURCE
#include "mndConsumer.h"
#include "mndDb.h"
#include "mndDnode.h"
#include "mndMnode.h"
#include "mndShow.h"
#include "mndStb.h"
#include "mndTopic.h"
#include "mndTrans.h"
#include "mndUser.h"
#include "mndVgroup.h"
#include "tname.h"
#define MND_CONSUMER_VER_NUMBER 1
#define MND_CONSUMER_RESERVE_SIZE 64
static SSdbRaw *mndConsumerActionEncode(SConsumerObj *pConsumer);
static SSdbRow *mndConsumerActionDecode(SSdbRaw *pRaw);
static int32_t mndConsumerActionInsert(SSdb *pSdb, SConsumerObj *pConsumer);
static int32_t mndConsumerActionDelete(SSdb *pSdb, SConsumerObj *pConsumer);
static int32_t mndConsumerActionUpdate(SSdb *pSdb, SConsumerObj *pConsumer, SConsumerObj *pNewConsumer);
static int32_t mndProcessCreateConsumerMsg(SMnodeMsg *pMsg);
static int32_t mndProcessDropConsumerMsg(SMnodeMsg *pMsg);
static int32_t mndProcessDropConsumerInRsp(SMnodeMsg *pMsg);
static int32_t mndProcessConsumerMetaMsg(SMnodeMsg *pMsg);
static int32_t mndGetConsumerMeta(SMnodeMsg *pMsg, SShowObj *pShow, STableMetaMsg *pMeta);
static int32_t mndRetrieveConsumer(SMnodeMsg *pMsg, SShowObj *pShow, char *data, int32_t rows);
static void mndCancelGetNextConsumer(SMnode *pMnode, void *pIter);
static int32_t mndProcessSubscribeReq(SMnodeMsg *pMsg);
static int32_t mndProcessSubscribeRsp(SMnodeMsg *pMsg);
static int32_t mndProcessSubscribeInternalReq(SMnodeMsg *pMsg);
static int32_t mndProcessSubscribeInternalRsp(SMnodeMsg *pMsg);
int32_t mndInitConsumer(SMnode *pMnode) {
SSdbTable table = {.sdbType = SDB_CONSUMER,
.keyType = SDB_KEY_BINARY,
.encodeFp = (SdbEncodeFp)mndConsumerActionEncode,
.decodeFp = (SdbDecodeFp)mndConsumerActionDecode,
.insertFp = (SdbInsertFp)mndConsumerActionInsert,
.updateFp = (SdbUpdateFp)mndConsumerActionUpdate,
.deleteFp = (SdbDeleteFp)mndConsumerActionDelete};
mndSetMsgHandle(pMnode, TDMT_MND_SUBSCRIBE, mndProcessSubscribeReq);
mndSetMsgHandle(pMnode, TDMT_MND_SUBSCRIBE_RSP, mndProcessSubscribeRsp);
mndSetMsgHandle(pMnode, TDMT_VND_SUBSCRIBE, mndProcessSubscribeInternalReq);
mndSetMsgHandle(pMnode, TDMT_VND_SUBSCRIBE_RSP, mndProcessSubscribeInternalRsp);
return sdbSetTable(pMnode->pSdb, table);
}
void mndCleanupConsumer(SMnode *pMnode) {}
static SSdbRaw *mndConsumerActionEncode(SConsumerObj *pConsumer) {
int32_t size = sizeof(SConsumerObj) + MND_CONSUMER_RESERVE_SIZE;
SSdbRaw *pRaw = sdbAllocRaw(SDB_CONSUMER, MND_CONSUMER_VER_NUMBER, size);
if (pRaw == NULL) return NULL;
int32_t dataPos = 0;
SDB_SET_BINARY(pRaw, dataPos, pConsumer->name, TSDB_TABLE_FNAME_LEN);
SDB_SET_BINARY(pRaw, dataPos, pConsumer->db, TSDB_DB_FNAME_LEN);
SDB_SET_INT64(pRaw, dataPos, pConsumer->createTime);
SDB_SET_INT64(pRaw, dataPos, pConsumer->updateTime);
SDB_SET_INT64(pRaw, dataPos, pConsumer->uid);
/*SDB_SET_INT64(pRaw, dataPos, pConsumer->dbUid);*/
SDB_SET_INT32(pRaw, dataPos, pConsumer->version);
SDB_SET_RESERVE(pRaw, dataPos, MND_CONSUMER_RESERVE_SIZE);
SDB_SET_DATALEN(pRaw, dataPos);
return pRaw;
}
static SSdbRow *mndConsumerActionDecode(SSdbRaw *pRaw) {
int8_t sver = 0;
if (sdbGetRawSoftVer(pRaw, &sver) != 0) return NULL;
if (sver != MND_CONSUMER_VER_NUMBER) {
terrno = TSDB_CODE_SDB_INVALID_DATA_VER;
mError("failed to decode consumer since %s", terrstr());
return NULL;
}
int32_t size = sizeof(SConsumerObj) + TSDB_MAX_COLUMNS * sizeof(SSchema);
SSdbRow *pRow = sdbAllocRow(size);
SConsumerObj *pConsumer = sdbGetRowObj(pRow);
if (pConsumer == NULL) return NULL;
int32_t dataPos = 0;
SDB_GET_BINARY(pRaw, pRow, dataPos, pConsumer->name, TSDB_TABLE_FNAME_LEN);
SDB_GET_BINARY(pRaw, pRow, dataPos, pConsumer->db, TSDB_DB_FNAME_LEN);
SDB_GET_INT64(pRaw, pRow, dataPos, &pConsumer->createTime);
SDB_GET_INT64(pRaw, pRow, dataPos, &pConsumer->updateTime);
SDB_GET_INT64(pRaw, pRow, dataPos, &pConsumer->uid);
/*SDB_GET_INT64(pRaw, pRow, dataPos, &pConsumer->dbUid);*/
SDB_GET_INT32(pRaw, pRow, dataPos, &pConsumer->version);
SDB_GET_RESERVE(pRaw, pRow, dataPos, MND_CONSUMER_RESERVE_SIZE);
return pRow;
}
static int32_t mndConsumerActionInsert(SSdb *pSdb, SConsumerObj *pConsumer) {
mTrace("consumer:%s, perform insert action", pConsumer->name);
return 0;
}
static int32_t mndConsumerActionDelete(SSdb *pSdb, SConsumerObj *pConsumer) {
mTrace("consumer:%s, perform delete action", pConsumer->name);
return 0;
}
static int32_t mndConsumerActionUpdate(SSdb *pSdb, SConsumerObj *pOldConsumer, SConsumerObj *pNewConsumer) {
mTrace("consumer:%s, perform update action", pOldConsumer->name);
atomic_exchange_32(&pOldConsumer->updateTime, pNewConsumer->updateTime);
atomic_exchange_32(&pOldConsumer->version, pNewConsumer->version);
taosWLockLatch(&pOldConsumer->lock);
// TODO handle update
taosWUnLockLatch(&pOldConsumer->lock);
return 0;
}
SConsumerObj *mndAcquireConsumer(SMnode *pMnode, int32_t consumerId) {
SSdb *pSdb = pMnode->pSdb;
SConsumerObj *pConsumer = sdbAcquire(pSdb, SDB_CONSUMER, &consumerId);
if (pConsumer == NULL) {
/*terrno = TSDB_CODE_MND_CONSUMER_NOT_EXIST;*/
}
return pConsumer;
}
void mndReleaseConsumer(SMnode *pMnode, SConsumerObj *pConsumer) {
SSdb *pSdb = pMnode->pSdb;
sdbRelease(pSdb, pConsumer);
}
static int32_t mndProcessSubscribeReq(SMnodeMsg *pMsg) {
SMnode *pMnode = pMsg->pMnode;
char *msgStr = pMsg->rpcMsg.pCont;
SCMSubscribeReq *pSubscribe;
tDeserializeSCMSubscribeReq(msgStr, pSubscribe);
// add consumerGroupId -> list<consumerId> to sdb
// add consumerId -> list<consumer> to sdb
// add consumer -> list<consumerId> to sdb
return 0;
}
static int32_t mndProcessSubscribeRsp(SMnodeMsg *pMsg) { return 0; }
static int32_t mndProcessSubscribeInternalReq(SMnodeMsg *pMsg) { return 0; }
static int32_t mndProcessSubscribeInternalRsp(SMnodeMsg *pMsg) { return 0; }
static int32_t mndProcessDropConsumerInRsp(SMnodeMsg *pMsg) {
mndTransProcessRsp(pMsg);
return 0;
}
static int32_t mndProcessConsumerMetaMsg(SMnodeMsg *pMsg) {
SMnode *pMnode = pMsg->pMnode;
STableInfoMsg *pInfo = pMsg->rpcMsg.pCont;
mDebug("consumer:%s, start to retrieve meta", pInfo->tableFname);
#if 0
SDbObj *pDb = mndAcquireDbByConsumer(pMnode, pInfo->tableFname);
if (pDb == NULL) {
terrno = TSDB_CODE_MND_DB_NOT_SELECTED;
mError("consumer:%s, failed to retrieve meta since %s", pInfo->tableFname, terrstr());
return -1;
}
SConsumerObj *pConsumer = mndAcquireConsumer(pMnode, pInfo->tableFname);
if (pConsumer == NULL) {
mndReleaseDb(pMnode, pDb);
terrno = TSDB_CODE_MND_INVALID_CONSUMER;
mError("consumer:%s, failed to get meta since %s", pInfo->tableFname, terrstr());
return -1;
}
taosRLockLatch(&pConsumer->lock);
int32_t totalCols = pConsumer->numOfColumns + pConsumer->numOfTags;
int32_t contLen = sizeof(STableMetaMsg) + totalCols * sizeof(SSchema);
STableMetaMsg *pMeta = rpcMallocCont(contLen);
if (pMeta == NULL) {
taosRUnLockLatch(&pConsumer->lock);
mndReleaseDb(pMnode, pDb);
mndReleaseConsumer(pMnode, pConsumer);
terrno = TSDB_CODE_OUT_OF_MEMORY;
mError("consumer:%s, failed to get meta since %s", pInfo->tableFname, terrstr());
return -1;
}
memcpy(pMeta->consumerFname, pConsumer->name, TSDB_TABLE_FNAME_LEN);
pMeta->numOfTags = htonl(pConsumer->numOfTags);
pMeta->numOfColumns = htonl(pConsumer->numOfColumns);
pMeta->precision = pDb->cfg.precision;
pMeta->tableType = TSDB_SUPER_TABLE;
pMeta->update = pDb->cfg.update;
pMeta->sversion = htonl(pConsumer->version);
pMeta->tuid = htonl(pConsumer->uid);
for (int32_t i = 0; i < totalCols; ++i) {
SSchema *pSchema = &pMeta->pSchema[i];
SSchema *pSrcSchema = &pConsumer->pSchema[i];
memcpy(pSchema->name, pSrcSchema->name, TSDB_COL_NAME_LEN);
pSchema->type = pSrcSchema->type;
pSchema->colId = htonl(pSrcSchema->colId);
pSchema->bytes = htonl(pSrcSchema->bytes);
}
taosRUnLockLatch(&pConsumer->lock);
mndReleaseDb(pMnode, pDb);
mndReleaseConsumer(pMnode, pConsumer);
pMsg->pCont = pMeta;
pMsg->contLen = contLen;
mDebug("consumer:%s, meta is retrieved, cols:%d tags:%d", pInfo->tableFname, pConsumer->numOfColumns, pConsumer->numOfTags);
#endif
return 0;
}
static int32_t mndGetNumOfConsumers(SMnode *pMnode, char *dbName, int32_t *pNumOfConsumers) {
SSdb *pSdb = pMnode->pSdb;
SDbObj *pDb = mndAcquireDb(pMnode, dbName);
if (pDb == NULL) {
terrno = TSDB_CODE_MND_DB_NOT_SELECTED;
return -1;
}
int32_t numOfConsumers = 0;
void *pIter = NULL;
while (1) {
SConsumerObj *pConsumer = NULL;
pIter = sdbFetch(pSdb, SDB_CONSUMER, pIter, (void **)&pConsumer);
if (pIter == NULL) break;
if (strcmp(pConsumer->db, dbName) == 0) {
numOfConsumers++;
}
sdbRelease(pSdb, pConsumer);
}
*pNumOfConsumers = numOfConsumers;
return 0;
}
static int32_t mndGetConsumerMeta(SMnodeMsg *pMsg, SShowObj *pShow, STableMetaMsg *pMeta) {
SMnode *pMnode = pMsg->pMnode;
SSdb *pSdb = pMnode->pSdb;
if (mndGetNumOfConsumers(pMnode, pShow->db, &pShow->numOfRows) != 0) {
return -1;
}
int32_t cols = 0;
SSchema *pSchema = pMeta->pSchema;
pShow->bytes[cols] = TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "name");
pSchema[cols].bytes = htonl(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 8;
pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP;
strcpy(pSchema[cols].name, "create_time");
pSchema[cols].bytes = htonl(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 4;
pSchema[cols].type = TSDB_DATA_TYPE_INT;
strcpy(pSchema[cols].name, "columns");
pSchema[cols].bytes = htonl(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 4;
pSchema[cols].type = TSDB_DATA_TYPE_INT;
strcpy(pSchema[cols].name, "tags");
pSchema[cols].bytes = htonl(pShow->bytes[cols]);
cols++;
pMeta->numOfColumns = htonl(cols);
pShow->numOfColumns = cols;
pShow->offset[0] = 0;
for (int32_t i = 1; i < cols; ++i) {
pShow->offset[i] = pShow->offset[i - 1] + pShow->bytes[i - 1];
}
pShow->numOfRows = sdbGetSize(pSdb, SDB_CONSUMER);
pShow->rowSize = pShow->offset[cols - 1] + pShow->bytes[cols - 1];
strcpy(pMeta->tbFname, mndShowStr(pShow->type));
return 0;
}
static int32_t mndRetrieveConsumer(SMnodeMsg *pMsg, SShowObj *pShow, char *data, int32_t rows) {
SMnode *pMnode = pMsg->pMnode;
SSdb *pSdb = pMnode->pSdb;
int32_t numOfRows = 0;
SConsumerObj *pConsumer = NULL;
int32_t cols = 0;
char *pWrite;
char prefix[64] = {0};
tstrncpy(prefix, pShow->db, 64);
strcat(prefix, TS_PATH_DELIMITER);
int32_t prefixLen = (int32_t)strlen(prefix);
while (numOfRows < rows) {
pShow->pIter = sdbFetch(pSdb, SDB_CONSUMER, pShow->pIter, (void **)&pConsumer);
if (pShow->pIter == NULL) break;
if (strncmp(pConsumer->name, prefix, prefixLen) != 0) {
sdbRelease(pSdb, pConsumer);
continue;
}
cols = 0;
char consumerName[TSDB_TABLE_NAME_LEN] = {0};
tstrncpy(consumerName, pConsumer->name + prefixLen, TSDB_TABLE_NAME_LEN);
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
STR_TO_VARSTR(pWrite, consumerName);
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int64_t *)pWrite = pConsumer->createTime;
cols++;
/*pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;*/
/**(int32_t *)pWrite = pConsumer->numOfColumns;*/
/*cols++;*/
/*pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;*/
/**(int32_t *)pWrite = pConsumer->numOfTags;*/
/*cols++;*/
numOfRows++;
sdbRelease(pSdb, pConsumer);
}
pShow->numOfReads += numOfRows;
mndVacuumResult(data, pShow->numOfColumns, numOfRows, rows, pShow);
return numOfRows;
}
static void mndCancelGetNextConsumer(SMnode *pMnode, void *pIter) {
SSdb *pSdb = pMnode->pSdb;
sdbCancelFetch(pSdb, pIter);
}

385
source/dnode/mnode/impl/src/mndTopic.c
View File

@ -33,10 +33,7 @@ static int32_t mndTopicActionInsert(SSdb *pSdb, STopicObj *pTopic);
static int32_t mndTopicActionDelete(SSdb *pSdb, STopicObj *pTopic);
static int32_t mndTopicActionUpdate(SSdb *pSdb, STopicObj *pTopic, STopicObj *pNewTopic);
static int32_t mndProcessCreateTopicMsg(SMnodeMsg *pMsg);
static int32_t mndProcessAlterTopicMsg(SMnodeMsg *pMsg);
static int32_t mndProcessDropTopicMsg(SMnodeMsg *pMsg);
static int32_t mndProcessCreateTopicInRsp(SMnodeMsg *pMsg);
static int32_t mndProcessAlterTopicInRsp(SMnodeMsg *pMsg);
static int32_t mndProcessDropTopicInRsp(SMnodeMsg *pMsg);
static int32_t mndProcessTopicMetaMsg(SMnodeMsg *pMsg);
static int32_t mndGetTopicMeta(SMnodeMsg *pMsg, SShowObj *pShow, STableMetaMsg *pMeta);
@ -53,19 +50,8 @@ int32_t mndInitTopic(SMnode *pMnode) {
.deleteFp = (SdbDeleteFp)mndTopicActionDelete};
mndSetMsgHandle(pMnode, TDMT_MND_CREATE_TOPIC, mndProcessCreateTopicMsg);
mndSetMsgHandle(pMnode, TDMT_MND_ALTER_TOPIC, mndProcessAlterTopicMsg);
mndSetMsgHandle(pMnode, TDMT_MND_DROP_TOPIC, mndProcessDropTopicMsg);
mndSetMsgHandle(pMnode, TDMT_VND_CREATE_TOPIC_RSP, mndProcessCreateTopicInRsp);
mndSetMsgHandle(pMnode, TDMT_VND_ALTER_TOPIC_RSP, mndProcessAlterTopicInRsp);
mndSetMsgHandle(pMnode, TDMT_VND_DROP_TOPIC_RSP, mndProcessDropTopicInRsp);
mndSetMsgHandle(pMnode, TDMT_VND_TABLE_META, mndProcessTopicMetaMsg);
/*mndAddShowMetaHandle(pMnode, TSDB_MGMT_TOPIC, mndGetTopicMeta);*/
/*mndAddShowRetrieveHandle(pMnode, TSDB_MGMT_TOPIC, mndRetrieveTopic);*/
/*mndAddShowFreeIterHandle(pMnode, TSDB_MGMT_TOPIC, mndCancelGetNextTopic);*/
mndSetMsgHandle(pMnode, TDMT_MND_CREATE_TOPIC, mndProcessCreateTopicMsg);
mndSetMsgHandle(pMnode, TDMT_VND_CREATE_TOPIC_RSP, mndProcessCreateTopicInRsp);
return sdbSetTable(pMnode->pSdb, table);
}
@ -145,24 +131,9 @@ static int32_t mndTopicActionUpdate(SSdb *pSdb, STopicObj *pOldTopic, STopicObj
atomic_exchange_32(&pOldTopic->version, pNewTopic->version);
taosWLockLatch(&pOldTopic->lock);
#if 0
//TODO handle update
pOldTopic->numOfColumns = pNewTopic->numOfColumns;
pOldTopic->numOfTags = pNewTopic->numOfTags;
int32_t totalCols = pNewTopic->numOfTags + pNewTopic->numOfColumns;
int32_t totalSize = totalCols * sizeof(SSchema);
if (pOldTopic->numOfTags + pOldTopic->numOfColumns < totalCols) {
void *pSchema = malloc(totalSize);
if (pSchema != NULL) {
free(pOldTopic->pSchema);
pOldTopic->pSchema = pSchema;
}
}
memcpy(pOldTopic->pSchema, pNewTopic->pSchema, totalSize);
#endif
taosWUnLockLatch(&pOldTopic->lock);
return 0;
}
@ -191,41 +162,6 @@ static SDbObj *mndAcquireDbByTopic(SMnode *pMnode, char *topicName) {
return mndAcquireDb(pMnode, db);
}
static SCreateTopicInternalMsg *mndBuildCreateTopicMsg(SMnode *pMnode, SVgObj *pVgroup, STopicObj *pTopic) {
int32_t totalCols = 0;
int32_t contLen = sizeof(SCreateTopicInternalMsg) + pTopic->execLen + pTopic->sqlLen;
SCreateTopicInternalMsg *pCreate = calloc(1, contLen);
if (pCreate == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
pCreate->head.contLen = htonl(contLen);
pCreate->head.vgId = htonl(pVgroup->vgId);
memcpy(pCreate->name, pTopic->name, TSDB_TABLE_FNAME_LEN);
pCreate->tuid = htobe64(pTopic->uid);
pCreate->sverson = htonl(pTopic->version);
pCreate->sql = malloc(pTopic->sqlLen);
if (pCreate->sql == NULL) {
free(pCreate);
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
memcpy(pCreate->sql, pTopic->sql, pTopic->sqlLen);
pCreate->executor = malloc(pTopic->execLen);
if (pCreate->executor == NULL) {
free(pCreate);
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
memcpy(pCreate->executor, pTopic->executor, pTopic->execLen);
return pCreate;
}
static SDropTopicInternalMsg *mndBuildDropTopicMsg(SMnode *pMnode, SVgObj *pVgroup, STopicObj *pTopic) {
int32_t contLen = sizeof(SDropTopicInternalMsg);
@ -243,109 +179,12 @@ static SDropTopicInternalMsg *mndBuildDropTopicMsg(SMnode *pMnode, SVgObj *pVgro
return pDrop;
}
static int32_t mndCheckCreateTopicMsg(SCreateTopicMsg *pCreate) {
static int32_t mndCheckCreateTopicMsg(SCMCreateTopicReq *pCreate) {
// deserialize and other stuff
return 0;
}
static int32_t mndSetCreateTopicRedoLogs(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, STopicObj *pTopic) {
SSdbRaw *pRedoRaw = mndTopicActionEncode(pTopic);
if (pRedoRaw == NULL) return -1;
if (mndTransAppendRedolog(pTrans, pRedoRaw) != 0) return -1;
if (sdbSetRawStatus(pRedoRaw, SDB_STATUS_CREATING) != 0) return -1;
return 0;
}
static int32_t mndSetCreateTopicUndoLogs(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, STopicObj *pTopic) {
SSdbRaw *pUndoRaw = mndTopicActionEncode(pTopic);
if (pUndoRaw == NULL) return -1;
if (mndTransAppendUndolog(pTrans, pUndoRaw) != 0) return -1;
if (sdbSetRawStatus(pUndoRaw, SDB_STATUS_DROPPED) != 0) return -1;
return 0;
}
static int32_t mndSetCreateTopicCommitLogs(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, STopicObj *pTopic) {
SSdbRaw *pCommitRaw = mndTopicActionEncode(pTopic);
if (pCommitRaw == NULL) return -1;
if (mndTransAppendCommitlog(pTrans, pCommitRaw) != 0) return -1;
if (sdbSetRawStatus(pCommitRaw, SDB_STATUS_READY) != 0) return -1;
return 0;
}
static int32_t mndSetCreateTopicRedoActions(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, STopicObj *pTopic) {
SSdb *pSdb = pMnode->pSdb;
SVgObj *pVgroup = NULL;
void *pIter = NULL;
while (1) {
pIter = sdbFetch(pSdb, SDB_VGROUP, pIter, (void **)&pVgroup);
if (pIter == NULL) break;
if (pVgroup->dbUid != pDb->uid) continue;
SCreateTopicInternalMsg *pMsg = mndBuildCreateTopicMsg(pMnode, pVgroup, pTopic);
if (pMsg == NULL) {
sdbCancelFetch(pSdb, pIter);
sdbRelease(pSdb, pVgroup);
terrno = TSDB_CODE_OUT_OF_MEMORY;
return -1;
}
STransAction action = {0};
action.epSet = mndGetVgroupEpset(pMnode, pVgroup);
action.pCont = pMsg;
action.contLen = htonl(pMsg->head.contLen);
action.msgType = TDMT_VND_CREATE_TOPIC;
if (mndTransAppendRedoAction(pTrans, &action) != 0) {
free(pMsg);
sdbCancelFetch(pSdb, pIter);
sdbRelease(pSdb, pVgroup);
return -1;
}
sdbRelease(pSdb, pVgroup);
}
return 0;
}
static int32_t mndSetCreateTopicUndoActions(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, STopicObj *pTopic) {
SSdb *pSdb = pMnode->pSdb;
SVgObj *pVgroup = NULL;
void *pIter = NULL;
while (1) {
pIter = sdbFetch(pSdb, SDB_VGROUP, pIter, (void **)&pVgroup);
if (pIter == NULL) break;
if (pVgroup->dbUid != pDb->uid) continue;
SDropTopicInternalMsg *pMsg = mndBuildDropTopicMsg(pMnode, pVgroup, pTopic);
if (pMsg == NULL) {
sdbCancelFetch(pSdb, pIter);
sdbRelease(pSdb, pVgroup);
terrno = TSDB_CODE_OUT_OF_MEMORY;
return -1;
}
STransAction action = {0};
action.epSet = mndGetVgroupEpset(pMnode, pVgroup);
action.pCont = pMsg;
action.contLen = sizeof(SDropTopicInternalMsg);
action.msgType = TDMT_VND_DROP_TOPIC;
if (mndTransAppendUndoAction(pTrans, &action) != 0) {
free(pMsg);
sdbCancelFetch(pSdb, pIter);
sdbRelease(pSdb, pVgroup);
return -1;
}
sdbRelease(pSdb, pVgroup);
}
return 0;
}
static int32_t mndCreateTopic(SMnode *pMnode, SMnodeMsg *pMsg, SCreateTopicMsg *pCreate, SDbObj *pDb) {
static int32_t mndCreateTopic(SMnode *pMnode, SMnodeMsg *pMsg, SCMCreateTopicReq *pCreate, SDbObj *pDb) {
STopicObj topicObj = {0};
tstrncpy(topicObj.name, pCreate->name, TSDB_TABLE_FNAME_LEN);
tstrncpy(topicObj.db, pDb->name, TSDB_DB_FNAME_LEN);
@ -355,66 +194,17 @@ static int32_t mndCreateTopic(SMnode *pMnode, SMnodeMsg *pMsg, SCreateTopicMsg *
topicObj.dbUid = pDb->uid;
topicObj.version = 1;
#if 0
int32_t totalCols = topicObj.numOfColumns + topicObj.numOfTags;
int32_t totalSize = totalCols * sizeof(SSchema);
topicObj.sql = malloc(totalSize);
if (topicObj.sql == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return -1;
}
memcpy(topicObj.sql, pCreate->sql, totalSize);
#endif
int32_t code = 0;
STrans *pTrans = mndTransCreate(pMnode, TRN_POLICY_ROLLBACK, &pMsg->rpcMsg);
if (pTrans == NULL) {
mError("topic:%s, failed to create since %s", pCreate->name, terrstr());
return -1;
}
mDebug("trans:%d, used to create topic:%s", pTrans->id, pCreate->name);
if (mndSetCreateTopicRedoLogs(pMnode, pTrans, pDb, &topicObj) != 0) {
mError("trans:%d, failed to set redo log since %s", pTrans->id, terrstr());
goto CREATE_TOPIC_OVER;
}
if (mndSetCreateTopicUndoLogs(pMnode, pTrans, pDb, &topicObj) != 0) {
mError("trans:%d, failed to set undo log since %s", pTrans->id, terrstr());
goto CREATE_TOPIC_OVER;
}
if (mndSetCreateTopicCommitLogs(pMnode, pTrans, pDb, &topicObj) != 0) {
mError("trans:%d, failed to set commit log since %s", pTrans->id, terrstr());
goto CREATE_TOPIC_OVER;
}
if (mndSetCreateTopicRedoActions(pMnode, pTrans, pDb, &topicObj) != 0) {
mError("trans:%d, failed to set redo actions since %s", pTrans->id, terrstr());
goto CREATE_TOPIC_OVER;
}
if (mndSetCreateTopicUndoActions(pMnode, pTrans, pDb, &topicObj) != 0) {
mError("trans:%d, failed to set redo actions since %s", pTrans->id, terrstr());
goto CREATE_TOPIC_OVER;
}
if (mndTransPrepare(pMnode, pTrans) != 0) {
mError("trans:%d, failed to prepare since %s", pTrans->id, terrstr());
mndTransDrop(pTrans);
return -1;
}
code = 0;
CREATE_TOPIC_OVER:
mndTransDrop(pTrans);
return code;
SSdbRaw *pTopicRaw = mndTopicActionEncode(&topicObj);
if (pTopicRaw == NULL) return -1;
if (sdbSetRawStatus(pTopicRaw, SDB_STATUS_READY) != 0) return -1;
return sdbWrite(pMnode->pSdb, pTopicRaw);
}
static int32_t mndProcessCreateTopicMsg(SMnodeMsg *pMsg) {
SMnode *pMnode = pMsg->pMnode;
SCreateTopicMsg *pCreate = pMsg->rpcMsg.pCont;
SMnode *pMnode = pMsg->pMnode;
char *msgStr = pMsg->rpcMsg.pCont;
SCMCreateTopicReq* pCreate;
tDeserializeSCMCreateTopicReq(msgStr, pCreate);
mDebug("topic:%s, start to create", pCreate->name);
@ -436,15 +226,6 @@ static int32_t mndProcessCreateTopicMsg(SMnodeMsg *pMsg) {
}
}
// topic should have different name with stb
SStbObj *pStb = mndAcquireStb(pMnode, pCreate->name);
if (pStb != NULL) {
sdbRelease(pMnode->pSdb, pStb);
terrno = TSDB_CODE_MND_NAME_CONFLICT_WITH_STB;
mError("topic:%s, failed to create since %s", pCreate->name, terrstr());
return -1;
}
SDbObj *pDb = mndAcquireDbByTopic(pMnode, pCreate->name);
if (pDb == NULL) {
terrno = TSDB_CODE_MND_DB_NOT_SELECTED;
@ -464,144 +245,7 @@ static int32_t mndProcessCreateTopicMsg(SMnodeMsg *pMsg) {
return TSDB_CODE_MND_ACTION_IN_PROGRESS;
}
static int32_t mndCheckAlterTopicMsg(SAlterTopicMsg *pAlter) {
SSchema *pSchema = &pAlter->schema;
pSchema->colId = htonl(pSchema->colId);
pSchema->bytes = htonl(pSchema->bytes);
if (pSchema->type <= 0) {
terrno = TSDB_CODE_MND_INVALID_TOPIC_OPTION;
return -1;
}
if (pSchema->colId < 0 || pSchema->colId >= (TSDB_MAX_COLUMNS + TSDB_MAX_TAGS)) {
terrno = TSDB_CODE_MND_INVALID_TOPIC_OPTION;
return -1;
}
if (pSchema->bytes <= 0) {
terrno = TSDB_CODE_MND_INVALID_TOPIC_OPTION;
return -1;
}
if (pSchema->name[0] == 0) {
terrno = TSDB_CODE_MND_INVALID_TOPIC_OPTION;
return -1;
}
return 0;
}
static int32_t mndUpdateTopic(SMnode *pMnode, SMnodeMsg *pMsg, STopicObj *pOldTopic, STopicObj *pNewTopic) { return 0; }
static int32_t mndProcessAlterTopicMsg(SMnodeMsg *pMsg) {
SMnode *pMnode = pMsg->pMnode;
SAlterTopicMsg *pAlter = pMsg->rpcMsg.pCont;
mDebug("topic:%s, start to alter", pAlter->name);
if (mndCheckAlterTopicMsg(pAlter) != 0) {
mError("topic:%s, failed to alter since %s", pAlter->name, terrstr());
return -1;
}
STopicObj *pTopic = mndAcquireTopic(pMnode, pAlter->name);
if (pTopic == NULL) {
terrno = TSDB_CODE_MND_TOPIC_NOT_EXIST;
mError("topic:%s, failed to alter since %s", pAlter->name, terrstr());
return -1;
}
STopicObj topicObj = {0};
memcpy(&topicObj, pTopic, sizeof(STopicObj));
int32_t code = mndUpdateTopic(pMnode, pMsg, pTopic, &topicObj);
mndReleaseTopic(pMnode, pTopic);
if (code != 0) {
mError("topic:%s, failed to alter since %s", pAlter->name, tstrerror(code));
return code;
}
return TSDB_CODE_MND_ACTION_IN_PROGRESS;
}
static int32_t mndProcessAlterTopicInRsp(SMnodeMsg *pMsg) {
mndTransProcessRsp(pMsg);
return 0;
}
static int32_t mndSetDropTopicRedoLogs(SMnode *pMnode, STrans *pTrans, STopicObj *pTopic) {
SSdbRaw *pRedoRaw = mndTopicActionEncode(pTopic);
if (pRedoRaw == NULL) return -1;
if (mndTransAppendRedolog(pTrans, pRedoRaw) != 0) return -1;
if (sdbSetRawStatus(pRedoRaw, SDB_STATUS_DROPPING) != 0) return -1;
return 0;
}
static int32_t mndSetDropTopicUndoLogs(SMnode *pMnode, STrans *pTrans, STopicObj *pTopic) {
SSdbRaw *pUndoRaw = mndTopicActionEncode(pTopic);
if (pUndoRaw == NULL) return -1;
if (mndTransAppendUndolog(pTrans, pUndoRaw) != 0) return -1;
if (sdbSetRawStatus(pUndoRaw, SDB_STATUS_READY) != 0) return -1;
return 0;
}
static int32_t mndSetDropTopicCommitLogs(SMnode *pMnode, STrans *pTrans, STopicObj *pTopic) {
SSdbRaw *pCommitRaw = mndTopicActionEncode(pTopic);
if (pCommitRaw == NULL) return -1;
if (mndTransAppendCommitlog(pTrans, pCommitRaw) != 0) return -1;
if (sdbSetRawStatus(pCommitRaw, SDB_STATUS_DROPPED) != 0) return -1;
return 0;
}
static int32_t mndSetDropTopicRedoActions(SMnode *pMnode, STrans *pTrans, STopicObj *pTopic) { return 0; }
static int32_t mndSetDropTopicUndoActions(SMnode *pMnode, STrans *pTrans, STopicObj *pTopic) { return 0; }
static int32_t mndDropTopic(SMnode *pMnode, SMnodeMsg *pMsg, STopicObj *pTopic) {
int32_t code = -1;
STrans *pTrans = mndTransCreate(pMnode, TRN_POLICY_ROLLBACK, &pMsg->rpcMsg);
if (pTrans == NULL) {
mError("topic:%s, failed to drop since %s", pTopic->name, terrstr());
return -1;
}
mDebug("trans:%d, used to drop topic:%s", pTrans->id, pTopic->name);
if (mndSetDropTopicRedoLogs(pMnode, pTrans, pTopic) != 0) {
mError("trans:%d, failed to set redo log since %s", pTrans->id, terrstr());
goto DROP_TOPIC_OVER;
}
if (mndSetDropTopicUndoLogs(pMnode, pTrans, pTopic) != 0) {
mError("trans:%d, failed to set undo log since %s", pTrans->id, terrstr());
goto DROP_TOPIC_OVER;
}
if (mndSetDropTopicCommitLogs(pMnode, pTrans, pTopic) != 0) {
mError("trans:%d, failed to set commit log since %s", pTrans->id, terrstr());
goto DROP_TOPIC_OVER;
}
if (mndSetDropTopicRedoActions(pMnode, pTrans, pTopic) != 0) {
mError("trans:%d, failed to set redo actions since %s", pTrans->id, terrstr());
goto DROP_TOPIC_OVER;
}
if (mndSetDropTopicUndoActions(pMnode, pTrans, pTopic) != 0) {
mError("trans:%d, failed to set redo actions since %s", pTrans->id, terrstr());
goto DROP_TOPIC_OVER;
}
if (mndTransPrepare(pMnode, pTrans) != 0) {
mError("trans:%d, failed to prepare since %s", pTrans->id, terrstr());
goto DROP_TOPIC_OVER;
}
code = 0;
DROP_TOPIC_OVER:
mndTransDrop(pTrans);
return 0;
}
@ -705,11 +349,6 @@ static int32_t mndProcessTopicMetaMsg(SMnodeMsg *pMsg) {
return 0;
}
static int32_t mndProcessCreateTopicInRsp(SMnodeMsg *pMsg) {
mndTransProcessRsp(pMsg);
return 0;
}
static int32_t mndGetNumOfTopics(SMnode *pMnode, char *dbName, int32_t *pNumOfTopics) {
SSdb *pSdb = pMnode->pSdb;