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[TD-3275]<feature>: [mnode] create, drop, show funcs

This commit is contained in:
Minglei Jin 2021-03-15 10:14:05 +08:00
parent 9dfce04f22
commit b59f6c180f
9 changed files with 457 additions and 113 deletions
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1
src/inc/taosdef.h
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@ -184,6 +184,7 @@ do { \
#define TSDB_TABLE_NAME_LEN 193 // it is a null-terminated string
#define TSDB_DB_NAME_LEN 33
#define TSDB_FUNC_NAME_LEN 128
#define TSDB_FUNC_CODE_LEN (4096 - 512)
#define TSDB_TABLE_FNAME_LEN (TSDB_ACCT_ID_LEN + TSDB_DB_NAME_LEN + TSDB_TABLE_NAME_LEN)
#define TSDB_COL_NAME_LEN 65
#define TSDB_MAX_SAVED_SQL_LEN TSDB_MAX_COLUMNS * 64

6
src/inc/taoserror.h
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@ -173,6 +173,12 @@ int32_t* taosGetErrno();
#define TSDB_CODE_MND_INVALID_STABLE_NAME TAOS_DEF_ERROR_CODE(0, 0x036D) //"Super table does not exist")
#define TSDB_CODE_MND_INVALID_CREATE_TABLE_MSG TAOS_DEF_ERROR_CODE(0, 0x036E) //"Invalid create table message")
#define TSDB_CODE_MND_INVALID_FUNC_NAME TAOS_DEF_ERROR_CODE(0, 0x0370) //"Invalid func name")
#define TSDB_CODE_MND_INVALID_FUNC_LEN TAOS_DEF_ERROR_CODE(0, 0x0371) //"Invalid func length")
#define TSDB_CODE_MND_INVALID_FUNC_CODE TAOS_DEF_ERROR_CODE(0, 0x0372) //"Invalid func code")
#define TSDB_CODE_MND_FUNC_ALREADY_EXIST TAOS_DEF_ERROR_CODE(0, 0x0373) //"Func already exists")
#define TSDB_CODE_MND_INVALID_FUNC TAOS_DEF_ERROR_CODE(0, 0x0351) //"Invalid func")
#define TSDB_CODE_MND_DB_NOT_SELECTED TAOS_DEF_ERROR_CODE(0, 0x0380) //"Database not specified or available")
#define TSDB_CODE_MND_DB_ALREADY_EXIST TAOS_DEF_ERROR_CODE(0, 0x0381) //"Database already exists")
#define TSDB_CODE_MND_INVALID_DB_OPTION TAOS_DEF_ERROR_CODE(0, 0x0382) //"Invalid database options")

11
src/mnode/inc/mnodeDef.h
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@ -214,6 +214,17 @@ typedef struct SUserObj {
struct SAcctObj * pAcct;
} SUserObj;
typedef struct SFuncObj {
char name[TSDB_FUNC_NAME_LEN];
char path[PATH_MAX];
int32_t codeLen;
char code[TSDB_FUNC_CODE_LEN];
int64_t createdTime;
int8_t reserved[64];
int8_t updateEnd[4];
int32_t refCount;
} SFuncObj;
typedef struct {
int64_t totalStorage; // Total storage wrtten from this account
int64_t compStorage; // Compressed storage on disk

40
src/mnode/inc/mnodeFunc.h Normal file
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@ -0,0 +1,40 @@
/*
* 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 TDENGINE_MNODE_FUNC_H
#define TDENGINE_MNODE_FUNC_H
#ifdef __cplusplus
extern "C" {
#endif
#include "mnodeDef.h"
int32_t mnodeInitFuncs();
void mnodeCleanupFuncs();
SFuncObj *mnodeGetFunc(char *name);
void * mnodeGetNextFunc(void *pIter, SFuncObj **pFunc);
void mnodeCancelGetNextFunc(void *pIter);
void mnodeIncFuncRef(SFuncObj *pFunc);
void mnodeDecFuncRef(SFuncObj *pFunc);
int32_t mnodeCreateFunc(SAcctObj *pAcct, char *name, int32_t codeLen, char *code, char *path, SMnodeMsg *pMsg);
#ifdef __cplusplus
}
#endif
#endif

5
src/mnode/inc/mnodeSdb.h
View File

@ -33,7 +33,8 @@ typedef enum {
SDB_TABLE_VGROUP = 6,
SDB_TABLE_STABLE = 7,
SDB_TABLE_CTABLE = 8,
SDB_TABLE_MAX = 9
SDB_TABLE_FUNC = 9,
SDB_TABLE_MAX = 10
} ESdbTable;
typedef enum {
@ -110,4 +111,4 @@ bool sdbCheckRowDeleted(void *pTable, void *pRow);
}
#endif
#endif
#endif

111
src/mnode/src/mnodeDb.c
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@ -44,17 +44,12 @@ void * tsDbSdb = NULL;
static int32_t tsDbUpdateSize;
static int32_t mnodeCreateDb(SAcctObj *pAcct, SCreateDbMsg *pCreate, SMnodeMsg *pMsg);
static int32_t mnodeCreateFunc(SAcctObj *pAcct, SCreateFuncMsg *pCreate, SMnodeMsg *pMsg);
static int32_t mnodeDropDb(SMnodeMsg *newMsg);
static int32_t mnodeSetDbDropping(SDbObj *pDb);
static int32_t mnodeGetDbMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pConn);
static int32_t mnodeGetFuncMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pConn);
static int32_t mnodeRetrieveDbs(SShowObj *pShow, char *data, int32_t rows, void *pConn);
static int32_t mnodeRetrieveFuncs(SShowObj *pShow, char *data, int32_t rows, void *pConn);
static int32_t mnodeProcessCreateDbMsg(SMnodeMsg *pMsg);
static int32_t mnodeProcessCreateFuncMsg(SMnodeMsg *pMsg);
static int32_t mnodeProcessDropDbMsg(SMnodeMsg *pMsg);
static int32_t mnodeProcessDropFuncMsg(SMnodeMsg *pMsg);
int32_t mnodeProcessAlterDbMsg(SMnodeMsg *pMsg);
@ -182,14 +177,10 @@ int32_t mnodeInitDbs() {
}
mnodeAddWriteMsgHandle(TSDB_MSG_TYPE_CM_CREATE_DB, mnodeProcessCreateDbMsg);
mnodeAddWriteMsgHandle(TSDB_MSG_TYPE_CM_CREATE_FUNCTION, mnodeProcessCreateFuncMsg);
mnodeAddWriteMsgHandle(TSDB_MSG_TYPE_CM_ALTER_DB, mnodeProcessAlterDbMsg);
mnodeAddWriteMsgHandle(TSDB_MSG_TYPE_CM_DROP_DB, mnodeProcessDropDbMsg);
mnodeAddWriteMsgHandle(TSDB_MSG_TYPE_CM_DROP_FUNCTION, mnodeProcessDropFuncMsg);
mnodeAddShowMetaHandle(TSDB_MGMT_TABLE_DB, mnodeGetDbMeta);
mnodeAddShowMetaHandle(TSDB_MGMT_TABLE_FUNCTION, mnodeGetFuncMeta);
mnodeAddShowRetrieveHandle(TSDB_MGMT_TABLE_DB, mnodeRetrieveDbs);
mnodeAddShowRetrieveHandle(TSDB_MGMT_TABLE_FUNCTION, mnodeRetrieveFuncs);
mnodeAddShowFreeIterHandle(TSDB_MGMT_TABLE_DB, mnodeCancelGetNextDb);
mDebug("table:dbs table is created");
@ -473,17 +464,6 @@ static int32_t mnodeCreateDb(SAcctObj *pAcct, SCreateDbMsg *pCreate, SMnodeMsg *
return code;
}
static int32_t mnodeCreateFunc(SAcctObj *pAcct, SCreateFuncMsg *pCreate, SMnodeMsg *pMsg) {
int32_t code = acctCheck(pAcct, ACCT_GRANT_DB);
if (code != 0) return code;
mError("Function name:%s, path:%s, code:%.*s", pCreate->name, pCreate->path, pCreate->codeLen, pCreate->code);
return code;
}
bool mnodeCheckIsMonitorDB(char *db, char *monitordb) {
char dbName[TSDB_DB_NAME_LEN] = {0};
extractDBName(db, dbName);
@ -707,41 +687,6 @@ static int32_t mnodeGetDbMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pConn
return 0;
}
static int32_t mnodeGetFuncMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pConn) {
int32_t cols = 0;
SSchema *pSchema = pMeta->schema;
pShow->bytes[cols] = (TSDB_FUNC_NAME_LEN - 1) + VARSTR_HEADER_SIZE;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "name");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = PATH_MAX + VARSTR_HEADER_SIZE;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "path");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pMeta->numOfColumns = htons(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->rowSize = pShow->offset[cols - 1] + pShow->bytes[cols - 1];
//TODO GET ROWS NUM
pShow->numOfRows = 1;
return 0;
}
char *mnodeGetDbStr(char *src) {
char *pos = strstr(src, TS_PATH_DELIMITER);
if (pos != NULL) ++pos;
@ -889,36 +834,6 @@ static int32_t mnodeRetrieveDbs(SShowObj *pShow, char *data, int32_t rows, void
return numOfRows;
}
static int32_t mnodeRetrieveFuncs(SShowObj *pShow, char *data, int32_t rows, void *pConn) {
int32_t numOfRows = 0;
char * pWrite;
int32_t cols = 0;
while (numOfRows < rows) {
cols = 0;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
STR_WITH_MAXSIZE_TO_VARSTR(pWrite, "aaa", pShow->bytes[cols]);
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
STR_WITH_MAXSIZE_TO_VARSTR(pWrite, "/tmp/abc", pShow->bytes[cols]);
cols++;
numOfRows++;
}
pShow->numOfReads += numOfRows;
mnodeVacuumResult(data, pShow->numOfColumns, numOfRows, rows, pShow);
return numOfRows;
}
void mnodeAddSuperTableIntoDb(SDbObj *pDb) {
atomic_add_fetch_32(&pDb->numOfSuperTables, 1);
}
@ -980,23 +895,6 @@ static int32_t mnodeProcessCreateDbMsg(SMnodeMsg *pMsg) {
return code;
}
static int32_t mnodeProcessCreateFuncMsg(SMnodeMsg *pMsg) {
SCreateFuncMsg *pCreate = pMsg->rpcMsg.pCont;
pCreate->codeLen = htonl(pCreate->codeLen);
int32_t code;
if (grantCheck(TSDB_GRANT_TIME) != TSDB_CODE_SUCCESS) {
code = TSDB_CODE_GRANT_EXPIRED;
} else if (!pMsg->pUser->writeAuth) {
code = TSDB_CODE_MND_NO_RIGHTS;
} else {
code = mnodeCreateFunc(pMsg->pUser->pAcct, pCreate, pMsg);
}
return code;
}
static SDbCfg mnodeGetAlterDbOption(SDbObj *pDb, SAlterDbMsg *pAlter) {
SDbCfg newCfg = pDb->cfg;
int32_t maxTables = htonl(pAlter->maxTables);
@ -1290,15 +1188,6 @@ static int32_t mnodeProcessDropDbMsg(SMnodeMsg *pMsg) {
return mnodeDropDb(pMsg);
}
static int32_t mnodeProcessDropFuncMsg(SMnodeMsg *pMsg) {
SDropFuncMsg *pDrop = pMsg->rpcMsg.pCont;
mError("drop function:%s", pDrop->name);
return TSDB_CODE_SUCCESS;
}
void mnodeDropAllDbs(SAcctObj *pAcct) {
int32_t numOfDbs = 0;
SDbObj *pDb = NULL;

388
src/mnode/src/mnodeFunc.c Normal file
View File

@ -0,0 +1,388 @@
/*
* 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 "os.h"
#include "trpc.h"
#include "tutil.h"
#include "tglobal.h"
#include "tgrant.h"
#include "tdataformat.h"
#include "tkey.h"
#include "mnode.h"
#include "dnode.h"
#include "mnodeDef.h"
#include "mnodeInt.h"
#include "mnodeAcct.h"
#include "mnodeUser.h"
#include "mnodeMnode.h"
#include "mnodeSdb.h"
#include "mnodeShow.h"
#include "mnodeFunc.h"
#include "mnodeWrite.h"
#include "mnodePeer.h"
int64_t tsFuncRid = -1;
static void * tsFuncSdb = NULL;
static int32_t tsFuncUpdateSize = 0;
static int32_t mnodeGetFuncMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pConn);
static int32_t mnodeRetrieveFuncs(SShowObj *pShow, char *data, int32_t rows, void *pConn);
static int32_t mnodeProcessCreateFuncMsg(SMnodeMsg *pMsg);
static int32_t mnodeProcessDropFuncMsg(SMnodeMsg *pMsg);
static int32_t mnodeFuncActionDestroy(SSdbRow *pRow) {
tfree(pRow->pObj);
return TSDB_CODE_SUCCESS;
}
static int32_t mnodeFuncActionInsert(SSdbRow *pRow) {
SFuncObj *pFunc = pRow->pObj;
mTrace("func:%s, length: %d, insert into sdb", pFunc->name, pFunc->codeLen);
return TSDB_CODE_SUCCESS;
}
static int32_t mnodeFuncActionDelete(SSdbRow *pRow) {
SFuncObj *pFunc = pRow->pObj;
mTrace("func:%s, length: %d, delete from sdb", pFunc->name, pFunc->codeLen);
return TSDB_CODE_SUCCESS;
}
static int32_t mnodeFuncActionUpdate(SSdbRow *pRow) {
SFuncObj *pFunc = pRow->pObj;
SFuncObj *pSaved = mnodeGetFunc(pFunc->name);
if (pFunc != pSaved) {
memcpy(pSaved, pFunc, tsFuncUpdateSize);
free(pFunc);
}
mnodeDecFuncRef(pSaved);
return TSDB_CODE_SUCCESS;
}
static int32_t mnodeFuncActionEncode(SSdbRow *pRow) {
SFuncObj *pFunc = pRow->pObj;
memcpy(pRow->rowData, pFunc, tsFuncUpdateSize);
pRow->rowSize = tsFuncUpdateSize;
return TSDB_CODE_SUCCESS;
}
static int32_t mnodeFuncActionDecode(SSdbRow *pRow) {
SFuncObj *pFunc = (SFuncObj *)calloc(1, sizeof(SFuncObj));
if (pFunc == NULL) return TSDB_CODE_MND_OUT_OF_MEMORY;
memcpy(pFunc, pRow->rowData, tsFuncUpdateSize);
pRow->pObj = pFunc;
return TSDB_CODE_SUCCESS;
}
static int32_t mnodeFuncActionRestored() {
int64_t numOfRows = sdbGetNumOfRows(tsFuncSdb);
if (numOfRows <= 0 && dnodeIsFirstDeploy()) {
mInfo("dnode first deploy, func restored.");
}
return TSDB_CODE_SUCCESS;
}
int32_t mnodeInitFuncs() {
SFuncObj tObj;
tsFuncUpdateSize = (int32_t)((int8_t *)tObj.updateEnd - (int8_t *)&tObj);
SSdbTableDesc desc = {
.id = SDB_TABLE_FUNC,
.name = "funcs",
.hashSessions = TSDB_DEFAULT_USERS_HASH_SIZE,
.maxRowSize = tsFuncUpdateSize,
.refCountPos = (int32_t)((int8_t *)(&tObj.refCount) - (int8_t *)&tObj),
.keyType = SDB_KEY_STRING,
.fpInsert = mnodeFuncActionInsert,
.fpDelete = mnodeFuncActionDelete,
.fpUpdate = mnodeFuncActionUpdate,
.fpEncode = mnodeFuncActionEncode,
.fpDecode = mnodeFuncActionDecode,
.fpDestroy = mnodeFuncActionDestroy,
.fpRestored = mnodeFuncActionRestored
};
tsFuncRid = sdbOpenTable(&desc);
tsFuncSdb = sdbGetTableByRid(tsFuncRid);
if (tsFuncSdb == NULL) {
mError("table:%s, failed to create hash", desc.name);
return -1;
}
mnodeAddWriteMsgHandle(TSDB_MSG_TYPE_CM_CREATE_FUNCTION, mnodeProcessCreateFuncMsg);
mnodeAddWriteMsgHandle(TSDB_MSG_TYPE_CM_DROP_FUNCTION, mnodeProcessDropFuncMsg);
mnodeAddShowMetaHandle(TSDB_MGMT_TABLE_FUNCTION, mnodeGetFuncMeta);
mnodeAddShowRetrieveHandle(TSDB_MGMT_TABLE_FUNCTION, mnodeRetrieveFuncs);
mnodeAddShowFreeIterHandle(TSDB_MGMT_TABLE_FUNCTION, mnodeCancelGetNextFunc);
mDebug("table:%s, hash is created", desc.name);
return 0;
}
void mnodeCleanupFuncs() {
sdbCloseTable(tsFuncRid);
tsFuncSdb = NULL;
}
SFuncObj *mnodeGetFunc(char *name) {
return (SFuncObj *)sdbGetRow(tsFuncSdb, name);
}
void *mnodeGetNextFunc(void *pIter, SFuncObj **pFunc) {
return sdbFetchRow(tsFuncSdb, pIter, (void **)pFunc);
}
void mnodeCancelGetNextFunc(void *pIter) {
sdbFreeIter(tsFuncSdb, pIter);
}
void mnodeIncFuncRef(SFuncObj *pFunc) {
sdbIncRef(tsFuncSdb, pFunc);
}
void mnodeDecFuncRef(SFuncObj *pFunc) {
sdbDecRef(tsFuncSdb, pFunc);
}
/*
static int32_t mnodeUpdateFunc(SFuncObj *pFunc, void *pMsg) {
SSdbRow row = {
.type = SDB_OPER_GLOBAL,
.pTable = tsFuncSdb,
.pObj = pFunc,
.pMsg = pMsg
};
int32_t code = sdbUpdateRow(&row);
if (code != TSDB_CODE_SUCCESS && code != TSDB_CODE_MND_ACTION_IN_PROGRESS) {
mError("func:%s, failed to alter by %s, reason:%s", pFunc->name, mnodeGetUserFromMsg(pMsg), tstrerror(code));
} else {
mLInfo("func:%s, is altered by %s", pFunc->name, mnodeGetUserFromMsg(pMsg));
}
return code;
}
*/
int32_t mnodeCreateFunc(SAcctObj *pAcct, char *name, int32_t codeLen, char *codeScript, char *path, SMnodeMsg *pMsg) {
if (grantCheck(TSDB_GRANT_TIME) != TSDB_CODE_SUCCESS) {
return TSDB_CODE_GRANT_EXPIRED;
}
if (!pMsg->pUser->writeAuth) {
return TSDB_CODE_MND_NO_RIGHTS;
}
int32_t code = acctCheck(pAcct, ACCT_GRANT_USER);
if (code != TSDB_CODE_SUCCESS) {
return code;
}
code = grantCheck(TSDB_GRANT_USER);
if (code != TSDB_CODE_SUCCESS) {
return code;
}
if (name[0] == 0) {
return TSDB_CODE_MND_INVALID_FUNC_NAME;
}
if (codeScript[0] == 0) {
return TSDB_CODE_MND_INVALID_FUNC_CODE;
}
if (codeLen < 0 || codeLen > TSDB_FUNC_CODE_LEN - 1) {
return TSDB_CODE_MND_INVALID_FUNC_LEN;
}
SFuncObj *pFunc = mnodeGetFunc(name);
if (pFunc != NULL) {
mDebug("func:%s, is already there", name);
mnodeDecFuncRef(pFunc);
return TSDB_CODE_MND_FUNC_ALREADY_EXIST;
}
pFunc = calloc(1, sizeof(SFuncObj));
tstrncpy(pFunc->name, name, TSDB_FUNC_NAME_LEN);
tstrncpy(pFunc->path, path, PATH_MAX);
tstrncpy(pFunc->code, codeScript, TSDB_FUNC_CODE_LEN);
pFunc->codeLen = codeLen;
pFunc->createdTime = taosGetTimestampMs();
SSdbRow row = {
.type = SDB_OPER_GLOBAL,
.pTable = tsFuncSdb,
.pObj = pFunc,
.rowSize = sizeof(SFuncObj),
.pMsg = pMsg
};
code = sdbInsertRow(&row);
if (code != TSDB_CODE_SUCCESS && code != TSDB_CODE_MND_ACTION_IN_PROGRESS) {
mError("func:%s, failed to create by %s, reason:%s", pFunc->name, mnodeGetUserFromMsg(pMsg), tstrerror(code));
tfree(pFunc);
} else {
mLInfo("func:%s, is created by %s", pFunc->name, mnodeGetUserFromMsg(pMsg));
}
return code;
}
static int32_t mnodeDropFunc(SFuncObj *pFunc, void *pMsg) {
SSdbRow row = {
.type = SDB_OPER_GLOBAL,
.pTable = tsFuncSdb,
.pObj = pFunc,
.pMsg = pMsg
};
int32_t code = sdbDeleteRow(&row);
if (code != TSDB_CODE_SUCCESS && code != TSDB_CODE_MND_ACTION_IN_PROGRESS) {
mError("func:%s, failed to drop by %s, reason:%s", pFunc->name, mnodeGetUserFromMsg(pMsg), tstrerror(code));
} else {
mLInfo("func:%s, is dropped by %s", pFunc->name, mnodeGetUserFromMsg(pMsg));
}
return code;
}
static int32_t mnodeGetFuncsNum() {
return (int32_t)sdbGetNumOfRows(tsFuncSdb);
}
static int32_t mnodeGetFuncMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pConn) {
SUserObj *pUser = mnodeGetUserFromConn(pConn);
if (pUser == NULL) {
return TSDB_CODE_MND_NO_USER_FROM_CONN;
}
int32_t cols = 0;
SSchema *pSchema = pMeta->schema;
pShow->bytes[cols] = TSDB_FUNC_NAME_LEN + VARSTR_HEADER_SIZE;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "name");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = PATH_MAX + VARSTR_HEADER_SIZE;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "path");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 8;
pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP;
strcpy(pSchema[cols].name, "create_time");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 4;
pSchema[cols].type = TSDB_DATA_TYPE_INT;
strcpy(pSchema[cols].name, "code_len");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = TSDB_FUNC_CODE_LEN + VARSTR_HEADER_SIZE;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "code");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pMeta->numOfColumns = htons(cols);
strcpy(pMeta->tableFname, "show funcs");
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 = mnodeGetFuncsNum();
pShow->rowSize = pShow->offset[cols - 1] + pShow->bytes[cols - 1];
mnodeDecUserRef(pUser);
return 0;
}
static int32_t mnodeRetrieveFuncs(SShowObj *pShow, char *data, int32_t rows, void *pConn) {
int32_t numOfRows = 0;
SFuncObj *pFunc = NULL;
int32_t cols = 0;
char *pWrite;
while (numOfRows < rows) {
pShow->pIter = mnodeGetNextFunc(pShow->pIter, &pFunc);
if (pFunc == NULL) break;
cols = 0;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pFunc->name, pShow->bytes[cols]);
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pFunc->path, pShow->bytes[cols]);
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int64_t *)pWrite = pFunc->createdTime;
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int32_t *)pWrite = pFunc->codeLen;
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pFunc->code, pShow->bytes[cols]);
cols++;
numOfRows++;
mnodeDecFuncRef(pFunc);
}
mnodeVacuumResult(data, pShow->numOfColumns, numOfRows, rows, pShow);
pShow->numOfReads += numOfRows;
return numOfRows;
}
static int32_t mnodeProcessCreateFuncMsg(SMnodeMsg *pMsg) {
SCreateFuncMsg *pCreate = pMsg->rpcMsg.pCont;
pCreate->codeLen = htonl(pCreate->codeLen);
return mnodeCreateFunc(pMsg->pUser->pAcct, pCreate->name, pCreate->codeLen, pCreate->code, pCreate->path, pMsg);
}
static int32_t mnodeProcessDropFuncMsg(SMnodeMsg *pMsg) {
SDropFuncMsg *pDrop = pMsg->rpcMsg.pCont;
SFuncObj *pFunc = mnodeGetFunc(pDrop->name);
if (pFunc == NULL) {
return TSDB_CODE_MND_INVALID_FUNC;
}
return mnodeDropFunc(pFunc, pMsg);
}

2
src/mnode/src/mnodeMain.c
View File

@ -32,6 +32,7 @@
#include "mnodeSdb.h"
#include "mnodeVgroup.h"
#include "mnodeUser.h"
#include "mnodeFunc.h"
#include "mnodeTable.h"
#include "mnodeCluster.h"
#include "mnodeShow.h"
@ -46,6 +47,7 @@ static SStep tsMnodeSteps[] = {
{"cluster", mnodeInitCluster, mnodeCleanupCluster},
{"accts", mnodeInitAccts, mnodeCleanupAccts},
{"users", mnodeInitUsers, mnodeCleanupUsers},
{"funcs", mnodeInitFuncs, mnodeCleanupFuncs},
{"dnodes", mnodeInitDnodes, mnodeCleanupDnodes},
{"dbs", mnodeInitDbs, mnodeCleanupDbs},
{"vgroups", mnodeInitVgroups, mnodeCleanupVgroups},

6
src/util/src/terror.c
View File

@ -185,6 +185,12 @@ TAOS_DEFINE_ERROR(TSDB_CODE_MND_FIELD_NOT_EXIST, "Field does not exist"
TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_STABLE_NAME, "Super table does not exist")
TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_CREATE_TABLE_MSG, "Invalid create table message")
TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_FUNC_NAME, "Invalid func name")
TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_FUNC_LEN, "Invalid func length")
TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_FUNC_CODE, "Invalid func code")
TAOS_DEFINE_ERROR(TSDB_CODE_MND_FUNC_ALREADY_EXIST, "Func already exists")
TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_FUNC, "Invalid func")
TAOS_DEFINE_ERROR(TSDB_CODE_MND_DB_NOT_SELECTED, "Database not specified or available")
TAOS_DEFINE_ERROR(TSDB_CODE_MND_DB_ALREADY_EXIST, "Database already exists")
TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_DB_OPTION, "Invalid database options")