#4725

Committed 08 Sep 2025 08:43AM UTC coverage: 59.112% (+0.003%) from 59.109%

Build # #4725

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push

travis-ci

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web-flow

Commit Message

Merge pull request #32881 from taosdata/enh/add-new-windows-ci

fix(ci): update workflow reference to use new Windows CI YAML

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80.27

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

/*
 * 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 "mndShow.h"
#include "mndPrivilege.h"
#include "mndUser.h"
#include "systable.h"

#define SHOW_STEP_SIZE            100
#define SHOW_COLS_STEP_SIZE       4096
#define SHOW_PRIVILEGES_STEP_SIZE 2048

static SShowObj *mndCreateShowObj(SMnode *pMnode, SRetrieveTableReq *pReq);
static void      mndFreeShowObj(SShowObj *pShow);
static SShowObj *mndAcquireShowObj(SMnode *pMnode, int64_t showId);
static void      mndReleaseShowObj(SShowObj *pShow, bool forceRemove);
static bool      mndCheckRetrieveFinished(SShowObj *pShow);
static int32_t   mndProcessRetrieveSysTableReq(SRpcMsg *pReq);

int32_t mndInitShow(SMnode *pMnode) {
  int32_t    code = 0;
  SShowMgmt *pMgmt = &pMnode->showMgmt;

  pMgmt->cache = taosCacheInit(TSDB_DATA_TYPE_INT, 5000, true, (__cache_free_fn_t)mndFreeShowObj, "show");
  if (pMgmt->cache == NULL) {
    code = TSDB_CODE_OUT_OF_MEMORY;
    mError("failed to alloc show cache since %s", tstrerror(code));
    TAOS_RETURN(code);
  }

  mndSetMsgHandle(pMnode, TDMT_MND_SYSTABLE_RETRIEVE, mndProcessRetrieveSysTableReq);
  TAOS_RETURN(code);
}

void mndCleanupShow(SMnode *pMnode) {
  SShowMgmt *pMgmt = &pMnode->showMgmt;
  if (pMgmt->cache != NULL) {
    taosCacheCleanup(pMgmt->cache);
    pMgmt->cache = NULL;
  }
}

static int32_t convertToRetrieveType(char *name, int32_t len) {
  int32_t type = -1;

  if (strncasecmp(name, TSDB_INS_TABLE_DNODES, len) == 0) {
    type = TSDB_MGMT_TABLE_DNODE;
  } else if (strncasecmp(name, TSDB_INS_TABLE_MNODES, len) == 0) {
    type = TSDB_MGMT_TABLE_MNODE;
    /*
      } else if (strncasecmp(name, TSDB_INS_TABLE_MODULES, len) == 0) {
        type = TSDB_MGMT_TABLE_MODULE;
    */
  } else if (strncasecmp(name, TSDB_INS_TABLE_QNODES, len) == 0) {
    type = TSDB_MGMT_TABLE_QNODE;
  } else if (strncasecmp(name, TSDB_INS_TABLE_SNODES, len) == 0) {
    type = TSDB_MGMT_TABLE_SNODE;
  } else if (strncasecmp(name, TSDB_INS_TABLE_ANODES, len) == 0) {
    type = TSDB_MGMT_TABLE_ANODE;
  } else if (strncasecmp(name, TSDB_INS_TABLE_ANODES_FULL, len) == 0) {
    type = TSDB_MGMT_TABLE_ANODE_FULL;
  } else if (strncasecmp(name, TSDB_INS_TABLE_BNODES, len) == 0) {
    type = TSDB_MGMT_TABLE_BNODE;
  } else if (strncasecmp(name, TSDB_INS_TABLE_ARBGROUPS, len) == 0) {
    type = TSDB_MGMT_TABLE_ARBGROUP;
  } else if (strncasecmp(name, TSDB_INS_TABLE_CLUSTER, len) == 0) {
    type = TSDB_MGMT_TABLE_CLUSTER;
  } else if (strncasecmp(name, TSDB_INS_TABLE_DATABASES, len) == 0) {
    type = TSDB_MGMT_TABLE_DB;
  } else if (strncasecmp(name, TSDB_INS_TABLE_FUNCTIONS, len) == 0) {
    type = TSDB_MGMT_TABLE_FUNC;
  } else if (strncasecmp(name, TSDB_INS_TABLE_INDEXES, len) == 0) {
    type = TSDB_MGMT_TABLE_INDEX;
  } else if (strncasecmp(name, TSDB_INS_TABLE_STABLES, len) == 0) {
    type = TSDB_MGMT_TABLE_STB;
  } else if (strncasecmp(name, TSDB_INS_TABLE_TABLES, len) == 0) {
    type = TSDB_MGMT_TABLE_TABLE;
  } else if (strncasecmp(name, TSDB_INS_TABLE_TAGS, len) == 0) {
    type = TSDB_MGMT_TABLE_TAG;
  } else if (strncasecmp(name, TSDB_INS_TABLE_COLS, len) == 0) {
    type = TSDB_MGMT_TABLE_COL;
  } else if (strncasecmp(name, TSDB_INS_TABLE_TABLE_DISTRIBUTED, len) == 0) {
    //    type = TSDB_MGMT_TABLE_DIST;
  } else if (strncasecmp(name, TSDB_INS_TABLE_USERS, len) == 0) {
    type = TSDB_MGMT_TABLE_USER;
  } else if (strncasecmp(name, TSDB_INS_TABLE_USERS_FULL, len) == 0) {
    type = TSDB_MGMT_TABLE_USER_FULL;
  } else if (strncasecmp(name, TSDB_INS_TABLE_LICENCES, len) == 0) {
    type = TSDB_MGMT_TABLE_GRANTS;
  } else if (strncasecmp(name, TSDB_INS_TABLE_VGROUPS, len) == 0) {
    type = TSDB_MGMT_TABLE_VGROUP;
  } else if (strncasecmp(name, TSDB_PERFS_TABLE_CONSUMERS, len) == 0) {
    type = TSDB_MGMT_TABLE_CONSUMERS;
  } else if (strncasecmp(name, TSDB_INS_TABLE_SUBSCRIPTIONS, len) == 0) {
    type = TSDB_MGMT_TABLE_SUBSCRIPTIONS;
  } else if (strncasecmp(name, TSDB_PERFS_TABLE_TRANS, len) == 0) {
    type = TSDB_MGMT_TABLE_TRANS;
  } else if (strncasecmp(name, TSDB_PERFS_TABLE_SMAS, len) == 0) {
    type = TSDB_MGMT_TABLE_SMAS;
  } else if (strncasecmp(name, TSDB_INS_TABLE_CONFIGS, len) == 0) {
    type = TSDB_MGMT_TABLE_CONFIGS;
  } else if (strncasecmp(name, TSDB_PERFS_TABLE_CONNECTIONS, len) == 0) {
    type = TSDB_MGMT_TABLE_CONNS;
  } else if (strncasecmp(name, TSDB_PERFS_TABLE_QUERIES, len) == 0) {
    type = TSDB_MGMT_TABLE_QUERIES;
  } else if (strncasecmp(name, TSDB_INS_TABLE_VNODES, len) == 0) {
    type = TSDB_MGMT_TABLE_VNODES;
  } else if (strncasecmp(name, TSDB_INS_TABLE_TOPICS, len) == 0) {
    type = TSDB_MGMT_TABLE_TOPICS;
  } else if (strncasecmp(name, TSDB_INS_TABLE_STREAMS, len) == 0) {
    type = TSDB_MGMT_TABLE_STREAMS;
  } else if (strncasecmp(name, TSDB_PERFS_TABLE_APPS, len) == 0) {
    type = TSDB_MGMT_TABLE_APPS;
  } else if (strncasecmp(name, TSDB_INS_TABLE_STREAM_TASKS, len) == 0) {
    type = TSDB_MGMT_TABLE_STREAM_TASKS;
  } else if (strncasecmp(name, TSDB_INS_TABLE_STREAM_RECALCULATES, len) == 0) {
    type = TSDB_MGMT_TABLE_STREAM_RECALCULATES;
  } else if (strncasecmp(name, TSDB_INS_TABLE_USER_PRIVILEGES, len) == 0) {
    type = TSDB_MGMT_TABLE_PRIVILEGES;
  } else if (strncasecmp(name, TSDB_INS_TABLE_VIEWS, len) == 0) {
    type = TSDB_MGMT_TABLE_VIEWS;
  } else if (strncasecmp(name, TSDB_INS_TABLE_COMPACTS, len) == 0) {
    type = TSDB_MGMT_TABLE_COMPACT;
  } else if (strncasecmp(name, TSDB_INS_TABLE_COMPACT_DETAILS, len) == 0) {
    type = TSDB_MGMT_TABLE_COMPACT_DETAIL;
  } else if (strncasecmp(name, TSDB_INS_TABLE_TRANSACTION_DETAILS, len) == 0) {
    type = TSDB_MGMT_TABLE_TRANSACTION_DETAIL;
  } else if (strncasecmp(name, TSDB_INS_TABLE_GRANTS_FULL, len) == 0) {
    type = TSDB_MGMT_TABLE_GRANTS_FULL;
  } else if (strncasecmp(name, TSDB_INS_TABLE_GRANTS_LOGS, len) == 0) {
    type = TSDB_MGMT_TABLE_GRANTS_LOGS;
  } else if (strncasecmp(name, TSDB_INS_TABLE_MACHINES, len) == 0) {
    type = TSDB_MGMT_TABLE_MACHINES;
  } else if (strncasecmp(name, TSDB_INS_TABLE_ENCRYPTIONS, len) == 0) {
    type = TSDB_MGMT_TABLE_ENCRYPTIONS;
  } else if (strncasecmp(name, TSDB_INS_TABLE_TSMAS, len) == 0) {
    type = TSDB_MGMT_TABLE_TSMAS;
  } else if (strncasecmp(name, TSDB_INS_DISK_USAGE, len) == 0) {
    type = TSDB_MGMT_TABLE_USAGE;
  } else if (strncasecmp(name, TSDB_INS_TABLE_FILESETS, len) == 0) {
    type = TSDB_MGMT_TABLE_FILESETS;
  } else if (strncasecmp(name, TSDB_INS_TABLE_VC_COLS, len) == 0) {
    type = TSDB_MGMT_TABLE_VC_COL;
  } else if (strncasecmp(name, TSDB_INS_TABLE_MOUNTS, len) == 0) {
    type = TSDB_MGMT_TABLE_MOUNT;
  } else {
    mError("invalid show name:%s len:%d", name, len);
  }

  return type;
}

static SShowObj *mndCreateShowObj(SMnode *pMnode, SRetrieveTableReq *pReq) {
  SShowMgmt *pMgmt = &pMnode->showMgmt;

  int64_t showId = atomic_add_fetch_64(&pMgmt->showId, 1);
  if (showId == 0) atomic_add_fetch_64(&pMgmt->showId, 1);

  int32_t size = sizeof(SShowObj);

  SShowObj showObj = {0};

  showObj.id = showId;
  showObj.pMnode = pMnode;
  showObj.type = convertToRetrieveType(pReq->tb, tListLen(pReq->tb));
  (void)memcpy(showObj.db, pReq->db, TSDB_DB_FNAME_LEN);
  tstrncpy(showObj.filterTb, pReq->filterTb, TSDB_TABLE_NAME_LEN);

  int32_t   keepTime = tsShellActivityTimer * 6 * 1000;
  SShowObj *pShow = taosCachePut(pMgmt->cache, &showId, sizeof(int64_t), &showObj, size, keepTime);
  if (pShow == NULL) {
    terrno = TSDB_CODE_OUT_OF_MEMORY;
    mError("show:0x%" PRIx64 ", failed to put into cache since %s", showId, terrstr());
    return NULL;
  }

  mTrace("show:0x%" PRIx64 ", is created, data:%p", showId, pShow);
  return pShow;
}

static void mndFreeShowObj(SShowObj *pShow) {
  SMnode    *pMnode = pShow->pMnode;
  SShowMgmt *pMgmt = &pMnode->showMgmt;

  ShowFreeIterFp freeFp = pMgmt->freeIterFps[pShow->type];
  if (freeFp != NULL) {
    if (pShow->pIter != NULL) {
      mTrace("show:0x%" PRIx64 ", is destroying, data:%p, pIter:%p, ", pShow->id, pShow, pShow->pIter);

      (*freeFp)(pMnode, pShow->pIter);

      pShow->pIter = NULL;
    }
  }

  mTrace("show:0x%" PRIx64 ", is destroyed, data:%p", pShow->id, pShow);
}

static SShowObj *mndAcquireShowObj(SMnode *pMnode, int64_t showId) {
  SShowMgmt *pMgmt = &pMnode->showMgmt;

  SShowObj *pShow = taosCacheAcquireByKey(pMgmt->cache, &showId, sizeof(showId));
  if (pShow == NULL) {
    mError("show:0x%" PRIx64 ", already destroyed", showId);
    return NULL;
  }

  mTrace("show:0x%" PRIx64 ", acquired from cache, data:%p", pShow->id, pShow);
  return pShow;
}

static void mndReleaseShowObj(SShowObj *pShow, bool forceRemove) {
  if (pShow == NULL) return;
  mTrace("show:0x%" PRIx64 ", released from cache, data:%p force:%d", pShow->id, pShow, forceRemove);

  // A bug in tcache.c
  forceRemove = 0;

  SMnode    *pMnode = pShow->pMnode;
  SShowMgmt *pMgmt = &pMnode->showMgmt;
  taosCacheRelease(pMgmt->cache, (void **)(&pShow), forceRemove);
}

static int32_t mndProcessRetrieveSysTableReq(SRpcMsg *pReq) {
  int32_t    code = 0;
  SMnode    *pMnode = pReq->info.node;
  SShowMgmt *pMgmt = &pMnode->showMgmt;
  SShowObj  *pShow = NULL;
  int32_t    rowsToRead = SHOW_STEP_SIZE;
  int32_t    size = 0;
  int32_t    rowsRead = 0;
  mDebug("mndProcessRetrieveSysTableReq start");
  SRetrieveTableReq retrieveReq = {0};
  TAOS_CHECK_RETURN(tDeserializeSRetrieveTableReq(pReq->pCont, pReq->contLen, &retrieveReq));

  mDebug("process to retrieve systable req db:%s, tb:%s, compactId:%" PRId64, retrieveReq.db, retrieveReq.tb,
         retrieveReq.compactId);

  if (retrieveReq.showId == 0) {
    STableMetaRsp *pMeta = taosHashGet(pMnode->infosMeta, retrieveReq.tb, strlen(retrieveReq.tb));
    if (pMeta == NULL) {
      pMeta = taosHashGet(pMnode->perfsMeta, retrieveReq.tb, strlen(retrieveReq.tb));
      if (pMeta == NULL) {
        code = TSDB_CODE_PAR_TABLE_NOT_EXIST;
        mError("failed to process show-retrieve req:%p since %s", pShow, tstrerror(code));
        TAOS_RETURN(code);
      }
    }

    pShow = mndCreateShowObj(pMnode, &retrieveReq);
    if (pShow == NULL) {
      code = terrno;
      mError("failed to process show-meta req since %s", tstrerror(code));
      TAOS_RETURN(code);
    }

    pShow->pMeta = pMeta;
    pShow->numOfColumns = pShow->pMeta->numOfColumns;
  } else {
    pShow = mndAcquireShowObj(pMnode, retrieveReq.showId);
    if (pShow == NULL) {
      code = TSDB_CODE_MND_INVALID_SHOWOBJ;
      mError("failed to process show-retrieve req:%p since %s", pShow, tstrerror(code));
      TAOS_RETURN(code);
    }
  }

  if (pShow->type == TSDB_MGMT_TABLE_COL) {  // expend capacity for ins_columns
    rowsToRead = SHOW_COLS_STEP_SIZE;
  } else if (pShow->type == TSDB_MGMT_TABLE_PRIVILEGES) {
    rowsToRead = SHOW_PRIVILEGES_STEP_SIZE;
  }
  ShowRetrieveFp retrieveFp = pMgmt->retrieveFps[pShow->type];
  if (retrieveFp == NULL) {
    mndReleaseShowObj(pShow, false);
    code = TSDB_CODE_MSG_NOT_PROCESSED;
    mError("show:0x%" PRIx64 ", failed to retrieve data since %s", pShow->id, tstrerror(code));
    TAOS_RETURN(code);
  }

  mDebug("show:0x%" PRIx64 ", start retrieve data, type:%d", pShow->id, pShow->type);
  if (retrieveReq.user[0] != 0) {
    (void)memcpy(pReq->info.conn.user, retrieveReq.user, TSDB_USER_LEN);
  } else {
    (void)memcpy(pReq->info.conn.user, TSDB_DEFAULT_USER, strlen(TSDB_DEFAULT_USER) + 1);
  }
  code = -1;
  if (retrieveReq.db[0] &&
      (code = mndCheckShowPrivilege(pMnode, pReq->info.conn.user, pShow->type, retrieveReq.db)) != 0) {
    TAOS_RETURN(code);
  }
  if (pShow->type == TSDB_MGMT_TABLE_USER_FULL) {
    if (strcmp(pReq->info.conn.user, "root") != 0) {
      mError("The operation is not permitted, user:%s, pShow->type:%d", pReq->info.conn.user, pShow->type);
      code = TSDB_CODE_MND_NO_RIGHTS;
      TAOS_RETURN(code);
    }
  }

  int32_t numOfCols = pShow->pMeta->numOfColumns;

  SSDataBlock *pBlock = NULL;
  code = createDataBlock(&pBlock);
  if (code) {
    TAOS_RETURN(code);
  }

  for (int32_t i = 0; i < numOfCols; ++i) {
    SColumnInfoData idata = {0};

    SSchema *p = &pShow->pMeta->pSchemas[i];

    idata.info.bytes = p->bytes;
    idata.info.type = p->type;
    idata.info.colId = p->colId;
    TAOS_CHECK_RETURN(blockDataAppendColInfo(pBlock, &idata));
  }

  TAOS_CHECK_RETURN(blockDataEnsureCapacity(pBlock, rowsToRead));

  if (mndCheckRetrieveFinished(pShow)) {
    mDebug("show:0x%" PRIx64 ", read finished, numOfRows:%d", pShow->id, pShow->numOfRows);
    rowsRead = 0;
  } else {
    rowsRead = (*retrieveFp)(pReq, pShow, pBlock, rowsToRead);
    if (rowsRead < 0) {
      code = rowsRead;
      mDebug("show:0x%" PRIx64 ", retrieve completed", pShow->id);
      mndReleaseShowObj(pShow, true);
      blockDataDestroy(pBlock);
      TAOS_RETURN(code);
    }

    pBlock->info.rows = rowsRead;
    mDebug("show:0x%" PRIx64 ", stop retrieve data, rowsRead:%d numOfRows:%d", pShow->id, rowsRead, pShow->numOfRows);
  }

  size_t dataEncodeBufSize = blockGetEncodeSize(pBlock);
  size = sizeof(SRetrieveMetaTableRsp) + sizeof(int32_t) + sizeof(SSysTableSchema) * pShow->pMeta->numOfColumns +
         dataEncodeBufSize;

  SRetrieveMetaTableRsp *pRsp = rpcMallocCont(size);
  if (pRsp == NULL) {
    mError("show:0x%" PRIx64 ", failed to retrieve data since %s", pShow->id, tstrerror(terrno));
    code = terrno;
    goto _exit;
  }

  pRsp->handle = htobe64(pShow->id);

  if (rowsRead > 0) {
    char    *pStart = pRsp->data;
    SSchema *ps = pShow->pMeta->pSchemas;

    *(int32_t *)pStart = htonl(pShow->pMeta->numOfColumns);
    pStart += sizeof(int32_t);  // number of columns

    for (int32_t i = 0; i < pShow->pMeta->numOfColumns; ++i) {
      SSysTableSchema *pSchema = (SSysTableSchema *)pStart;
      pSchema->bytes = htonl(ps[i].bytes);
      pSchema->colId = htons(ps[i].colId);
      pSchema->type = ps[i].type;

      pStart += sizeof(SSysTableSchema);
    }

    int32_t len = blockEncode(pBlock, pStart, dataEncodeBufSize, pShow->pMeta->numOfColumns);
    if (len < 0) {
      mError("show:0x%" PRIx64 ", failed to retrieve data since %s", pShow->id, tstrerror(terrno));
      code = terrno;
      return code;
    }
  }

  pRsp->numOfRows = htonl(rowsRead);
  pRsp->precision = TSDB_TIME_PRECISION_MILLI;  // millisecond time precision
  pReq->info.rsp = pRsp;
  pReq->info.rspLen = size;

  if (rowsRead == 0 || mndCheckRetrieveFinished(pShow)) {
    pRsp->completed = 1;
    mDebug("show:0x%" PRIx64 ", retrieve completed", pShow->id);
    mndReleaseShowObj(pShow, true);
  } else {
    mDebug("show:0x%" PRIx64 ", retrieve not completed yet", pShow->id);
    mndReleaseShowObj(pShow, false);
  }

  blockDataDestroy(pBlock);
  return TSDB_CODE_SUCCESS;
_exit:
  mndReleaseShowObj(pShow, false);
  blockDataDestroy(pBlock);
  if (pRsp) {
    rpcFreeCont(pRsp);
  }
  return code;
}

static bool mndCheckRetrieveFinished(SShowObj *pShow) {
  if (pShow->pIter == NULL && pShow->numOfRows != 0) {
    return true;
  }
  return false;
}

void mndAddShowRetrieveHandle(SMnode *pMnode, EShowType showType, ShowRetrieveFp fp) {
  SShowMgmt *pMgmt = &pMnode->showMgmt;
  pMgmt->retrieveFps[showType] = fp;
}

void mndAddShowFreeIterHandle(SMnode *pMnode, EShowType showType, ShowFreeIterFp fp) {
  SShowMgmt *pMgmt = &pMnode->showMgmt;
  pMgmt->freeIterFps[showType] = fp;
}

1	/*
2	* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
3	*
4	* This program is free software: you can use, redistribute, and/or modify
5	* it under the terms of the GNU Affero General Public License, version 3
6	* or later ("AGPL"), as published by the Free Software Foundation.
7	*
8	* This program is distributed in the hope that it will be useful, but WITHOUT
9	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10	* FITNESS FOR A PARTICULAR PURPOSE.
11	*
12	* You should have received a copy of the GNU Affero General Public License
13	* along with this program. If not, see <http://www.gnu.org/licenses/>.
14	*/
15
16	#define _DEFAULT_SOURCE
17	#include "mndShow.h"
18	#include "mndPrivilege.h"
19	#include "mndUser.h"
20	#include "systable.h"
21
22	#define SHOW_STEP_SIZE 100
23	#define SHOW_COLS_STEP_SIZE 4096
24	#define SHOW_PRIVILEGES_STEP_SIZE 2048
25
26	static SShowObj mndCreateShowObj(SMnode pMnode, SRetrieveTableReq *pReq);
27	static void mndFreeShowObj(SShowObj *pShow);
28	static SShowObj mndAcquireShowObj(SMnode pMnode, int64_t showId);
29	static void mndReleaseShowObj(SShowObj *pShow, bool forceRemove);
30	static bool mndCheckRetrieveFinished(SShowObj *pShow);
31	static int32_t mndProcessRetrieveSysTableReq(SRpcMsg *pReq);
32
33	int32_t mndInitShow(SMnode *pMnode) {	1,962✔
34	int32_t code = 0;	1,962✔
35	SShowMgmt *pMgmt = &pMnode->showMgmt;	1,962✔
36
37	pMgmt->cache = taosCacheInit(TSDB_DATA_TYPE_INT, 5000, true, (__cache_free_fn_t)mndFreeShowObj, "show");	1,962✔
38	if (pMgmt->cache == NULL) {	1,962!
39	code = TSDB_CODE_OUT_OF_MEMORY;	×
40	mError("failed to alloc show cache since %s", tstrerror(code));	×
41	TAOS_RETURN(code);	×
42	}
43
44	mndSetMsgHandle(pMnode, TDMT_MND_SYSTABLE_RETRIEVE, mndProcessRetrieveSysTableReq);	1,962✔
45	TAOS_RETURN(code);	1,962✔
46	}
47
48	void mndCleanupShow(SMnode *pMnode) {	1,959✔
49	SShowMgmt *pMgmt = &pMnode->showMgmt;	1,959✔
50	if (pMgmt->cache != NULL) {	1,959!
51	taosCacheCleanup(pMgmt->cache);	1,959✔
52	pMgmt->cache = NULL;	1,959✔
53	}
54	}	1,959✔
55
56	static int32_t convertToRetrieveType(char *name, int32_t len) {	427,723✔
57	int32_t type = -1;	427,723✔
58
59	if (strncasecmp(name, TSDB_INS_TABLE_DNODES, len) == 0) {	427,723✔
60	type = TSDB_MGMT_TABLE_DNODE;	15,486✔
61	} else if (strncasecmp(name, TSDB_INS_TABLE_MNODES, len) == 0) {	412,237✔
62	type = TSDB_MGMT_TABLE_MNODE;	10,200✔
63	/*
64	} else if (strncasecmp(name, TSDB_INS_TABLE_MODULES, len) == 0) {
65	type = TSDB_MGMT_TABLE_MODULE;
66	*/
67	} else if (strncasecmp(name, TSDB_INS_TABLE_QNODES, len) == 0) {	402,037✔
68	type = TSDB_MGMT_TABLE_QNODE;	4,354✔
69	} else if (strncasecmp(name, TSDB_INS_TABLE_SNODES, len) == 0) {	397,683✔
70	type = TSDB_MGMT_TABLE_SNODE;	7,608✔
71	} else if (strncasecmp(name, TSDB_INS_TABLE_ANODES, len) == 0) {	390,075✔
72	type = TSDB_MGMT_TABLE_ANODE;	1✔
73	} else if (strncasecmp(name, TSDB_INS_TABLE_ANODES_FULL, len) == 0) {	390,074!
74	type = TSDB_MGMT_TABLE_ANODE_FULL;	×
75	} else if (strncasecmp(name, TSDB_INS_TABLE_BNODES, len) == 0) {	390,074✔
76	type = TSDB_MGMT_TABLE_BNODE;	283✔
77	} else if (strncasecmp(name, TSDB_INS_TABLE_ARBGROUPS, len) == 0) {	389,791✔
78	type = TSDB_MGMT_TABLE_ARBGROUP;	13✔
79	} else if (strncasecmp(name, TSDB_INS_TABLE_CLUSTER, len) == 0) {	389,778✔
80	type = TSDB_MGMT_TABLE_CLUSTER;	8,636✔
81	} else if (strncasecmp(name, TSDB_INS_TABLE_DATABASES, len) == 0) {	381,142✔
82	type = TSDB_MGMT_TABLE_DB;	54,553✔
83	} else if (strncasecmp(name, TSDB_INS_TABLE_FUNCTIONS, len) == 0) {	326,589✔
84	type = TSDB_MGMT_TABLE_FUNC;	14,421✔
85	} else if (strncasecmp(name, TSDB_INS_TABLE_INDEXES, len) == 0) {	312,168✔
86	type = TSDB_MGMT_TABLE_INDEX;	13,520✔
87	} else if (strncasecmp(name, TSDB_INS_TABLE_STABLES, len) == 0) {	298,648✔
88	type = TSDB_MGMT_TABLE_STB;	20,155✔
89	} else if (strncasecmp(name, TSDB_INS_TABLE_TABLES, len) == 0) {	278,493!
90	type = TSDB_MGMT_TABLE_TABLE;	×
91	} else if (strncasecmp(name, TSDB_INS_TABLE_TAGS, len) == 0) {	278,493!
92	type = TSDB_MGMT_TABLE_TAG;	×
93	} else if (strncasecmp(name, TSDB_INS_TABLE_COLS, len) == 0) {	278,493✔
94	type = TSDB_MGMT_TABLE_COL;	22,762✔
95	} else if (strncasecmp(name, TSDB_INS_TABLE_TABLE_DISTRIBUTED, len) == 0) {	255,731!
96	// type = TSDB_MGMT_TABLE_DIST;
97	} else if (strncasecmp(name, TSDB_INS_TABLE_USERS, len) == 0) {	255,842✔
98	type = TSDB_MGMT_TABLE_USER;	10,135✔
99	} else if (strncasecmp(name, TSDB_INS_TABLE_USERS_FULL, len) == 0) {	245,707!
100	type = TSDB_MGMT_TABLE_USER_FULL;	×
101	} else if (strncasecmp(name, TSDB_INS_TABLE_LICENCES, len) == 0) {	245,707✔
102	type = TSDB_MGMT_TABLE_GRANTS;	14,391✔
103	} else if (strncasecmp(name, TSDB_INS_TABLE_VGROUPS, len) == 0) {	231,316✔
104	type = TSDB_MGMT_TABLE_VGROUP;	27,968✔
105	} else if (strncasecmp(name, TSDB_PERFS_TABLE_CONSUMERS, len) == 0) {	203,348✔
106	type = TSDB_MGMT_TABLE_CONSUMERS;	17,327✔
107	} else if (strncasecmp(name, TSDB_INS_TABLE_SUBSCRIPTIONS, len) == 0) {	186,021✔
108	type = TSDB_MGMT_TABLE_SUBSCRIPTIONS;	11,579✔
109	} else if (strncasecmp(name, TSDB_PERFS_TABLE_TRANS, len) == 0) {	174,442✔
110	type = TSDB_MGMT_TABLE_TRANS;	15,231✔
111	} else if (strncasecmp(name, TSDB_PERFS_TABLE_SMAS, len) == 0) {	159,211!
112	type = TSDB_MGMT_TABLE_SMAS;	×
113	} else if (strncasecmp(name, TSDB_INS_TABLE_CONFIGS, len) == 0) {	159,211✔
114	type = TSDB_MGMT_TABLE_CONFIGS;	2,884✔
115	} else if (strncasecmp(name, TSDB_PERFS_TABLE_CONNECTIONS, len) == 0) {	156,327✔
116	type = TSDB_MGMT_TABLE_CONNS;	12,992✔
117	} else if (strncasecmp(name, TSDB_PERFS_TABLE_QUERIES, len) == 0) {	143,335✔
118	type = TSDB_MGMT_TABLE_QUERIES;	23,026✔
119	} else if (strncasecmp(name, TSDB_INS_TABLE_VNODES, len) == 0) {	120,309✔
120	type = TSDB_MGMT_TABLE_VNODES;	15,932✔
121	} else if (strncasecmp(name, TSDB_INS_TABLE_TOPICS, len) == 0) {	104,377✔
122	type = TSDB_MGMT_TABLE_TOPICS;	10,128✔
123	} else if (strncasecmp(name, TSDB_INS_TABLE_STREAMS, len) == 0) {	94,249✔
124	type = TSDB_MGMT_TABLE_STREAMS;	13,589✔
125	} else if (strncasecmp(name, TSDB_PERFS_TABLE_APPS, len) == 0) {	80,660✔
126	type = TSDB_MGMT_TABLE_APPS;	21,571✔
127	} else if (strncasecmp(name, TSDB_INS_TABLE_STREAM_TASKS, len) == 0) {	59,089✔
128	type = TSDB_MGMT_TABLE_STREAM_TASKS;	20,609✔
129	} else if (strncasecmp(name, TSDB_INS_TABLE_STREAM_RECALCULATES, len) == 0) {	38,480✔
130	type = TSDB_MGMT_TABLE_STREAM_RECALCULATES;	1✔
131	} else if (strncasecmp(name, TSDB_INS_TABLE_USER_PRIVILEGES, len) == 0) {	38,479✔
132	type = TSDB_MGMT_TABLE_PRIVILEGES;	8,693✔
133	} else if (strncasecmp(name, TSDB_INS_TABLE_VIEWS, len) == 0) {	29,786✔
134	type = TSDB_MGMT_TABLE_VIEWS;	13,011✔
135	} else if (strncasecmp(name, TSDB_INS_TABLE_COMPACTS, len) == 0) {	16,775✔
136	type = TSDB_MGMT_TABLE_COMPACT;	4,917✔
137	} else if (strncasecmp(name, TSDB_INS_TABLE_COMPACT_DETAILS, len) == 0) {	11,858✔
138	type = TSDB_MGMT_TABLE_COMPACT_DETAIL;	11,544✔
139	} else if (strncasecmp(name, TSDB_INS_TABLE_TRANSACTION_DETAILS, len) == 0) {	314✔
140	type = TSDB_MGMT_TABLE_TRANSACTION_DETAIL;	2✔
141	} else if (strncasecmp(name, TSDB_INS_TABLE_GRANTS_FULL, len) == 0) {	312✔
142	type = TSDB_MGMT_TABLE_GRANTS_FULL;	7✔
143	} else if (strncasecmp(name, TSDB_INS_TABLE_GRANTS_LOGS, len) == 0) {	305✔
144	type = TSDB_MGMT_TABLE_GRANTS_LOGS;	7✔
145	} else if (strncasecmp(name, TSDB_INS_TABLE_MACHINES, len) == 0) {	298✔
146	type = TSDB_MGMT_TABLE_MACHINES;	8✔
147	} else if (strncasecmp(name, TSDB_INS_TABLE_ENCRYPTIONS, len) == 0) {	290✔
148	type = TSDB_MGMT_TABLE_ENCRYPTIONS;	5✔
149	} else if (strncasecmp(name, TSDB_INS_TABLE_TSMAS, len) == 0) {	285!
150	type = TSDB_MGMT_TABLE_TSMAS;	×
151	} else if (strncasecmp(name, TSDB_INS_DISK_USAGE, len) == 0) {	285!
152	type = TSDB_MGMT_TABLE_USAGE;	×
153	} else if (strncasecmp(name, TSDB_INS_TABLE_FILESETS, len) == 0) {	285!
154	type = TSDB_MGMT_TABLE_FILESETS;	×
155	} else if (strncasecmp(name, TSDB_INS_TABLE_VC_COLS, len) == 0) {	285!
156	type = TSDB_MGMT_TABLE_VC_COL;	×
157	} else if (strncasecmp(name, TSDB_INS_TABLE_MOUNTS, len) == 0) {	285✔
158	type = TSDB_MGMT_TABLE_MOUNT;	48✔
159	} else {
160	mError("invalid show name:%s len:%d", name, len);	237!
161	}
162
163	return type;	427,630✔
164	}
165
166	static SShowObj mndCreateShowObj(SMnode pMnode, SRetrieveTableReq *pReq) {	427,578✔
167	SShowMgmt *pMgmt = &pMnode->showMgmt;	427,578✔
168
169	int64_t showId = atomic_add_fetch_64(&pMgmt->showId, 1);	427,578✔
170	if (showId == 0) atomic_add_fetch_64(&pMgmt->showId, 1);	428,150!
171
172	int32_t size = sizeof(SShowObj);	428,150✔
173
174	SShowObj showObj = {0};	428,150✔
175
176	showObj.id = showId;	428,150✔
177	showObj.pMnode = pMnode;	428,150✔
178	showObj.type = convertToRetrieveType(pReq->tb, tListLen(pReq->tb));	428,150✔
179	(void)memcpy(showObj.db, pReq->db, TSDB_DB_FNAME_LEN);	427,690✔
180	tstrncpy(showObj.filterTb, pReq->filterTb, TSDB_TABLE_NAME_LEN);	427,690✔
181
182	int32_t keepTime = tsShellActivityTimer * 6 * 1000;	427,690✔
183	SShowObj *pShow = taosCachePut(pMgmt->cache, &showId, sizeof(int64_t), &showObj, size, keepTime);	427,690✔
184	if (pShow == NULL) {	427,861!
185	terrno = TSDB_CODE_OUT_OF_MEMORY;	×
186	mError("show:0x%" PRIx64 ", failed to put into cache since %s", showId, terrstr());	×
187	return NULL;	×
188	}
189
190	mTrace("show:0x%" PRIx64 ", is created, data:%p", showId, pShow);	427,861✔
191	return pShow;	427,833✔
192	}
193
194	static void mndFreeShowObj(SShowObj *pShow) {	428,262✔
195	SMnode *pMnode = pShow->pMnode;	428,262✔
196	SShowMgmt *pMgmt = &pMnode->showMgmt;	428,262✔
197
198	ShowFreeIterFp freeFp = pMgmt->freeIterFps[pShow->type];	428,262✔
199	if (freeFp != NULL) {	428,262✔
200	if (pShow->pIter != NULL) {	400,176✔
201	mTrace("show:0x%" PRIx64 ", is destroying, data:%p, pIter:%p, ", pShow->id, pShow, pShow->pIter);	1!
202
203	(*freeFp)(pMnode, pShow->pIter);	1✔
204
205	pShow->pIter = NULL;	1✔
206	}
207	}
208
209	mTrace("show:0x%" PRIx64 ", is destroyed, data:%p", pShow->id, pShow);	428,262✔
210	}	428,262✔
211
212	static SShowObj mndAcquireShowObj(SMnode pMnode, int64_t showId) {	16,445✔
213	SShowMgmt *pMgmt = &pMnode->showMgmt;	16,445✔
214
215	SShowObj *pShow = taosCacheAcquireByKey(pMgmt->cache, &showId, sizeof(showId));	16,445✔
216	if (pShow == NULL) {	16,448!
217	mError("show:0x%" PRIx64 ", already destroyed", showId);	×
218	return NULL;	×
219	}
220
221	mTrace("show:0x%" PRIx64 ", acquired from cache, data:%p", pShow->id, pShow);	16,448!
222	return pShow;	16,446✔
223	}
224
225	static void mndReleaseShowObj(SShowObj *pShow, bool forceRemove) {	444,195✔
226	if (pShow == NULL) return;	444,195!
227	mTrace("show:0x%" PRIx64 ", released from cache, data:%p force:%d", pShow->id, pShow, forceRemove);	444,195✔
228
229	// A bug in tcache.c
230	forceRemove = 0;	444,195✔
231
232	SMnode *pMnode = pShow->pMnode;	444,195✔
233	SShowMgmt *pMgmt = &pMnode->showMgmt;	444,195✔
234	taosCacheRelease(pMgmt->cache, (void **)(&pShow), forceRemove);	444,195✔
235	}
236
237	static int32_t mndProcessRetrieveSysTableReq(SRpcMsg *pReq) {	444,452✔
238	int32_t code = 0;	444,452✔
239	SMnode *pMnode = pReq->info.node;	444,452✔
240	SShowMgmt *pMgmt = &pMnode->showMgmt;	444,452✔
241	SShowObj *pShow = NULL;	444,452✔
242	int32_t rowsToRead = SHOW_STEP_SIZE;	444,452✔
243	int32_t size = 0;	444,452✔
244	int32_t rowsRead = 0;	444,452✔
245	mDebug("mndProcessRetrieveSysTableReq start");	444,452✔
246	SRetrieveTableReq retrieveReq = {0};	444,452✔
247	TAOS_CHECK_RETURN(tDeserializeSRetrieveTableReq(pReq->pCont, pReq->contLen, &retrieveReq));	444,452✔
248
249	mDebug("process to retrieve systable req db:%s, tb:%s, compactId:%" PRId64, retrieveReq.db, retrieveReq.tb,	444,499✔
250	retrieveReq.compactId);
251
252	if (retrieveReq.showId == 0) {	444,493✔
253	STableMetaRsp *pMeta = taosHashGet(pMnode->infosMeta, retrieveReq.tb, strlen(retrieveReq.tb));	428,048✔
254	if (pMeta == NULL) {	427,698✔
255	pMeta = taosHashGet(pMnode->perfsMeta, retrieveReq.tb, strlen(retrieveReq.tb));	90,180✔
256	if (pMeta == NULL) {	90,218!
257	code = TSDB_CODE_PAR_TABLE_NOT_EXIST;	×
258	mError("failed to process show-retrieve req:%p since %s", pShow, tstrerror(code));	×
259	TAOS_RETURN(code);	×
260	}
261	}
262
263	pShow = mndCreateShowObj(pMnode, &retrieveReq);	427,736✔
264	if (pShow == NULL) {	427,704!
265	code = terrno;	×
266	mError("failed to process show-meta req since %s", tstrerror(code));	×
267	TAOS_RETURN(code);	×
268	}
269
270	pShow->pMeta = pMeta;	427,708✔
271	pShow->numOfColumns = pShow->pMeta->numOfColumns;	427,708✔
272	} else {
273	pShow = mndAcquireShowObj(pMnode, retrieveReq.showId);	16,445✔
274	if (pShow == NULL) {	16,445✔
275	code = TSDB_CODE_MND_INVALID_SHOWOBJ;	153✔
276	mError("failed to process show-retrieve req:%p since %s", pShow, tstrerror(code));	153!
277	TAOS_RETURN(code);	153✔
278	}
279	}
280
281	if (pShow->type == TSDB_MGMT_TABLE_COL) { // expend capacity for ins_columns	444,000✔
282	rowsToRead = SHOW_COLS_STEP_SIZE;	22,786✔
283	} else if (pShow->type == TSDB_MGMT_TABLE_PRIVILEGES) {	421,214✔
284	rowsToRead = SHOW_PRIVILEGES_STEP_SIZE;	8,689✔
285	}
286	ShowRetrieveFp retrieveFp = pMgmt->retrieveFps[pShow->type];	444,000✔
287	if (retrieveFp == NULL) {	444,000!
288	mndReleaseShowObj(pShow, false);	×
289	code = TSDB_CODE_MSG_NOT_PROCESSED;	×
290	mError("show:0x%" PRIx64 ", failed to retrieve data since %s", pShow->id, tstrerror(code));	×
291	TAOS_RETURN(code);	×
292	}
293
294	mDebug("show:0x%" PRIx64 ", start retrieve data, type:%d", pShow->id, pShow->type);	444,000✔
295	if (retrieveReq.user[0] != 0) {	443,782✔
296	(void)memcpy(pReq->info.conn.user, retrieveReq.user, TSDB_USER_LEN);	443,716✔
297	} else {
298	(void)memcpy(pReq->info.conn.user, TSDB_DEFAULT_USER, strlen(TSDB_DEFAULT_USER) + 1);	66✔
299	}
300	code = -1;	443,782✔
301	if (retrieveReq.db[0] &&	451,237✔
302	(code = mndCheckShowPrivilege(pMnode, pReq->info.conn.user, pShow->type, retrieveReq.db)) != 0) {	7,455✔
303	TAOS_RETURN(code);	6✔
304	}
305	if (pShow->type == TSDB_MGMT_TABLE_USER_FULL) {	443,776!
306	if (strcmp(pReq->info.conn.user, "root") != 0) {	×
307	mError("The operation is not permitted, user:%s, pShow->type:%d", pReq->info.conn.user, pShow->type);	×
308	code = TSDB_CODE_MND_NO_RIGHTS;	×
309	TAOS_RETURN(code);	×
310	}
311	}
312
313	int32_t numOfCols = pShow->pMeta->numOfColumns;	443,776✔
314
315	SSDataBlock *pBlock = NULL;	443,776✔
316	code = createDataBlock(&pBlock);	443,776✔
317	if (code) {	444,168!
318	TAOS_RETURN(code);	×
319	}
320
321	for (int32_t i = 0; i < numOfCols; ++i) {	6,643,335✔
322	SColumnInfoData idata = {0};	6,198,386✔
323
324	SSchema *p = &pShow->pMeta->pSchemas[i];	6,198,386✔
325
326	idata.info.bytes = p->bytes;	6,198,386✔
327	idata.info.type = p->type;	6,198,386✔
328	idata.info.colId = p->colId;	6,198,386✔
329	TAOS_CHECK_RETURN(blockDataAppendColInfo(pBlock, &idata));	6,198,386!
330	}
331
332	TAOS_CHECK_RETURN(blockDataEnsureCapacity(pBlock, rowsToRead));	444,949!
333
334	if (mndCheckRetrieveFinished(pShow)) {	444,376!
335	mDebug("show:0x%" PRIx64 ", read finished, numOfRows:%d", pShow->id, pShow->numOfRows);	×
336	rowsRead = 0;	×
337	} else {
338	rowsRead = (*retrieveFp)(pReq, pShow, pBlock, rowsToRead);	444,322✔
339	if (rowsRead < 0) {	444,425✔
340	code = rowsRead;	5✔
341	mDebug("show:0x%" PRIx64 ", retrieve completed", pShow->id);	5!
342	mndReleaseShowObj(pShow, true);	5✔
343	blockDataDestroy(pBlock);	5✔
344	TAOS_RETURN(code);	5✔
345	}
346
347	pBlock->info.rows = rowsRead;	444,420✔
348	mDebug("show:0x%" PRIx64 ", stop retrieve data, rowsRead:%d numOfRows:%d", pShow->id, rowsRead, pShow->numOfRows);	444,420✔
349	}
350
351	size_t dataEncodeBufSize = blockGetEncodeSize(pBlock);	444,420✔
352	size = sizeof(SRetrieveMetaTableRsp) + sizeof(int32_t) + sizeof(SSysTableSchema) * pShow->pMeta->numOfColumns +	443,888✔
353	dataEncodeBufSize;
354
355	SRetrieveMetaTableRsp *pRsp = rpcMallocCont(size);	443,888✔
356	if (pRsp == NULL) {	444,410!
357	mError("show:0x%" PRIx64 ", failed to retrieve data since %s", pShow->id, tstrerror(terrno));	×
358	code = terrno;	×
359	goto _exit;	×
360	}
361
362	pRsp->handle = htobe64(pShow->id);	444,410✔
363
364	if (rowsRead > 0) {	444,337✔
365	char *pStart = pRsp->data;	298,408✔
366	SSchema *ps = pShow->pMeta->pSchemas;	298,408✔
367
368	(int32_t )pStart = htonl(pShow->pMeta->numOfColumns);	298,408✔
369	pStart += sizeof(int32_t); // number of columns	298,408✔
370
371	for (int32_t i = 0; i < pShow->pMeta->numOfColumns; ++i) {	5,045,673✔
372	SSysTableSchema pSchema = (SSysTableSchema )pStart;	4,747,265✔
373	pSchema->bytes = htonl(ps[i].bytes);	4,747,265✔
374	pSchema->colId = htons(ps[i].colId);	4,747,265✔
375	pSchema->type = ps[i].type;	4,747,265✔
376
377	pStart += sizeof(SSysTableSchema);	4,747,265✔
378	}
379
380	int32_t len = blockEncode(pBlock, pStart, dataEncodeBufSize, pShow->pMeta->numOfColumns);	298,408✔
381	if (len < 0) {	298,377!
382	mError("show:0x%" PRIx64 ", failed to retrieve data since %s", pShow->id, tstrerror(terrno));	×
383	code = terrno;	×
384	return code;	×
385	}
386	}
387
388	pRsp->numOfRows = htonl(rowsRead);	444,306✔
389	pRsp->precision = TSDB_TIME_PRECISION_MILLI; // millisecond time precision	444,306✔
390	pReq->info.rsp = pRsp;	444,306✔
391	pReq->info.rspLen = size;	444,306✔
392
393	if (rowsRead == 0 \|\| mndCheckRetrieveFinished(pShow)) {	444,306✔
394	pRsp->completed = 1;	427,973✔
395	mDebug("show:0x%" PRIx64 ", retrieve completed", pShow->id);	427,973✔
396	mndReleaseShowObj(pShow, true);	427,973✔
397	} else {
398	mDebug("show:0x%" PRIx64 ", retrieve not completed yet", pShow->id);	16,438✔
399	mndReleaseShowObj(pShow, false);	16,438✔
400	}
401
402	blockDataDestroy(pBlock);	444,411✔
403	return TSDB_CODE_SUCCESS;	444,569✔
404	_exit:	×
405	mndReleaseShowObj(pShow, false);	×
406	blockDataDestroy(pBlock);	×
407	if (pRsp) {	×
408	rpcFreeCont(pRsp);	×
409	}
410	return code;	×
411	}
412
413	static bool mndCheckRetrieveFinished(SShowObj *pShow) {	742,560✔
414	if (pShow->pIter == NULL && pShow->numOfRows != 0) {	742,560✔
415	return true;	281,930✔
416	}
417	return false;	460,630✔
418	}
419
420	void mndAddShowRetrieveHandle(SMnode *pMnode, EShowType showType, ShowRetrieveFp fp) {	82,404✔
421	SShowMgmt *pMgmt = &pMnode->showMgmt;	82,404✔
422	pMgmt->retrieveFps[showType] = fp;	82,404✔
423	}	82,404✔
424
425	void mndAddShowFreeIterHandle(SMnode *pMnode, EShowType showType, ShowFreeIterFp fp) {	74,556✔
426	SShowMgmt *pMgmt = &pMnode->showMgmt;	74,556✔
427	pMgmt->freeIterFps[showType] = fp;	74,556✔
428	}	74,556✔

taosdata / TDengine / #4725

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