#3523

Committed 06 Nov 2024 02:29AM UTC coverage: 55.861% (-2.4%) from 58.216%

Build # #3523

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push

travis-ci

Committed by

web-flow

Commit Message

Merge pull request #28551 from taosdata/feat/TS-5215-2

test(blob): testing & fixes for blob

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72.93

/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 "systable.h"
#include "mndUser.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_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_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_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 {
    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", retrieveReq.db, retrieveReq.tb);

  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(code));
    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(code));
      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 "systable.h"
20	#include "mndUser.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) {	716✔
34	int32_t code = 0;	716✔
35	SShowMgmt *pMgmt = &pMnode->showMgmt;	716✔
36
37	pMgmt->cache = taosCacheInit(TSDB_DATA_TYPE_INT, 5000, true, (__cache_free_fn_t)mndFreeShowObj, "show");	716✔
38	if (pMgmt->cache == NULL) {	716!
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);	716✔
45	TAOS_RETURN(code);	716✔
46	}
47
48	void mndCleanupShow(SMnode *pMnode) {	715✔
49	SShowMgmt *pMgmt = &pMnode->showMgmt;	715✔
50	if (pMgmt->cache != NULL) {	715!
51	taosCacheCleanup(pMgmt->cache);	715✔
52	pMgmt->cache = NULL;	715✔
53	}
54	}	715✔
55
56	static int32_t convertToRetrieveType(char *name, int32_t len) {	4,842✔
57	int32_t type = -1;	4,842✔
58
59	if (strncasecmp(name, TSDB_INS_TABLE_DNODES, len) == 0) {	4,842✔
60	type = TSDB_MGMT_TABLE_DNODE;	411✔
61	} else if (strncasecmp(name, TSDB_INS_TABLE_MNODES, len) == 0) {	4,431✔
62	type = TSDB_MGMT_TABLE_MNODE;	97✔
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) {	4,334✔
68	type = TSDB_MGMT_TABLE_QNODE;	22✔
69	} else if (strncasecmp(name, TSDB_INS_TABLE_SNODES, len) == 0) {	4,312✔
70	type = TSDB_MGMT_TABLE_SNODE;	13✔
71	} else if (strncasecmp(name, TSDB_INS_TABLE_ANODES, len) == 0) {	4,299!
72	type = TSDB_MGMT_TABLE_ANODE;	×
73	} else if (strncasecmp(name, TSDB_INS_TABLE_ANODES_FULL, len) == 0) {	4,299!
74	type = TSDB_MGMT_TABLE_ANODE_FULL;	×
75	} else if (strncasecmp(name, TSDB_INS_TABLE_ARBGROUPS, len) == 0) {	4,299!
76	type = TSDB_MGMT_TABLE_ARBGROUP;	×
77	} else if (strncasecmp(name, TSDB_INS_TABLE_CLUSTER, len) == 0) {	4,299✔
78	type = TSDB_MGMT_TABLE_CLUSTER;	6✔
79	} else if (strncasecmp(name, TSDB_INS_TABLE_DATABASES, len) == 0) {	4,293✔
80	type = TSDB_MGMT_TABLE_DB;	501✔
81	} else if (strncasecmp(name, TSDB_INS_TABLE_FUNCTIONS, len) == 0) {	3,792✔
82	type = TSDB_MGMT_TABLE_FUNC;	33✔
83	} else if (strncasecmp(name, TSDB_INS_TABLE_INDEXES, len) == 0) {	3,759✔
84	type = TSDB_MGMT_TABLE_INDEX;	1,191✔
85	} else if (strncasecmp(name, TSDB_INS_TABLE_STABLES, len) == 0) {	2,568✔
86	type = TSDB_MGMT_TABLE_STB;	260✔
87	} else if (strncasecmp(name, TSDB_INS_TABLE_TABLES, len) == 0) {	2,308!
88	type = TSDB_MGMT_TABLE_TABLE;	×
89	} else if (strncasecmp(name, TSDB_INS_TABLE_TAGS, len) == 0) {	2,308!
90	type = TSDB_MGMT_TABLE_TAG;	×
91	} else if (strncasecmp(name, TSDB_INS_TABLE_COLS, len) == 0) {	2,308!
92	type = TSDB_MGMT_TABLE_COL;	×
93	} else if (strncasecmp(name, TSDB_INS_TABLE_TABLE_DISTRIBUTED, len) == 0) {	2,308!
94	// type = TSDB_MGMT_TABLE_DIST;
95	} else if (strncasecmp(name, TSDB_INS_TABLE_USERS, len) == 0) {	2,308✔
96	type = TSDB_MGMT_TABLE_USER;	34✔
97	} else if (strncasecmp(name, TSDB_INS_TABLE_USERS_FULL, len) == 0) {	2,274!
98	type = TSDB_MGMT_TABLE_USER_FULL;	×
99	} else if (strncasecmp(name, TSDB_INS_TABLE_LICENCES, len) == 0) {	2,274✔
100	type = TSDB_MGMT_TABLE_GRANTS;	6✔
101	} else if (strncasecmp(name, TSDB_INS_TABLE_VGROUPS, len) == 0) {	2,268✔
102	type = TSDB_MGMT_TABLE_VGROUP;	238✔
103	} else if (strncasecmp(name, TSDB_PERFS_TABLE_CONSUMERS, len) == 0) {	2,030✔
104	type = TSDB_MGMT_TABLE_CONSUMERS;	15✔
105	} else if (strncasecmp(name, TSDB_INS_TABLE_SUBSCRIPTIONS, len) == 0) {	2,015✔
106	type = TSDB_MGMT_TABLE_SUBSCRIPTIONS;	19✔
107	} else if (strncasecmp(name, TSDB_PERFS_TABLE_TRANS, len) == 0) {	1,996✔
108	type = TSDB_MGMT_TABLE_TRANS;	29✔
109	} else if (strncasecmp(name, TSDB_PERFS_TABLE_SMAS, len) == 0) {	1,967!
110	type = TSDB_MGMT_TABLE_SMAS;	×
111	} else if (strncasecmp(name, TSDB_INS_TABLE_CONFIGS, len) == 0) {	1,967✔
112	type = TSDB_MGMT_TABLE_CONFIGS;	7✔
113	} else if (strncasecmp(name, TSDB_PERFS_TABLE_CONNECTIONS, len) == 0) {	1,960✔
114	type = TSDB_MGMT_TABLE_CONNS;	34✔
115	} else if (strncasecmp(name, TSDB_PERFS_TABLE_QUERIES, len) == 0) {	1,926✔
116	type = TSDB_MGMT_TABLE_QUERIES;	14✔
117	} else if (strncasecmp(name, TSDB_INS_TABLE_VNODES, len) == 0) {	1,912✔
118	type = TSDB_MGMT_TABLE_VNODES;	17✔
119	} else if (strncasecmp(name, TSDB_INS_TABLE_TOPICS, len) == 0) {	1,895✔
120	type = TSDB_MGMT_TABLE_TOPICS;	20✔
121	} else if (strncasecmp(name, TSDB_INS_TABLE_STREAMS, len) == 0) {	1,875✔
122	type = TSDB_MGMT_TABLE_STREAMS;	153✔
123	} else if (strncasecmp(name, TSDB_PERFS_TABLE_APPS, len) == 0) {	1,722✔
124	type = TSDB_MGMT_TABLE_APPS;	14✔
125	} else if (strncasecmp(name, TSDB_INS_TABLE_STREAM_TASKS, len) == 0) {	1,708✔
126	type = TSDB_MGMT_TABLE_STREAM_TASKS;	1,640✔
127	} else if (strncasecmp(name, TSDB_INS_TABLE_USER_PRIVILEGES, len) == 0) {	68✔
128	type = TSDB_MGMT_TABLE_PRIVILEGES;	16✔
129	} else if (strncasecmp(name, TSDB_INS_TABLE_VIEWS, len) == 0) {	52✔
130	type = TSDB_MGMT_TABLE_VIEWS;	34✔
131	} else if (strncasecmp(name, TSDB_INS_TABLE_COMPACTS, len) == 0) {	18!
132	type = TSDB_MGMT_TABLE_COMPACT;	×
133	} else if (strncasecmp(name, TSDB_INS_TABLE_COMPACT_DETAILS, len) == 0) {	18!
134	type = TSDB_MGMT_TABLE_COMPACT_DETAIL;	×
135	} else if (strncasecmp(name, TSDB_INS_TABLE_GRANTS_FULL, len) == 0) {	18✔
136	type = TSDB_MGMT_TABLE_GRANTS_FULL;	6✔
137	} else if (strncasecmp(name, TSDB_INS_TABLE_GRANTS_LOGS, len) == 0) {	12✔
138	type = TSDB_MGMT_TABLE_GRANTS_LOGS;	6✔
139	} else if (strncasecmp(name, TSDB_INS_TABLE_MACHINES, len) == 0) {	6!
140	type = TSDB_MGMT_TABLE_MACHINES;	6✔
141	} else if (strncasecmp(name, TSDB_INS_TABLE_ENCRYPTIONS, len) == 0) {	×
142	type = TSDB_MGMT_TABLE_ENCRYPTIONS;	×
143	} else if (strncasecmp(name, TSDB_INS_TABLE_TSMAS, len) == 0) {	×
144	type = TSDB_MGMT_TABLE_TSMAS;	×
145	} else {
146	mError("invalid show name:%s len:%d", name, len);	×
147	}
148
149	return type;	4,842✔
150	}
151
152	static SShowObj mndCreateShowObj(SMnode pMnode, SRetrieveTableReq *pReq) {	4,842✔
153	SShowMgmt *pMgmt = &pMnode->showMgmt;	4,842✔
154
155	int64_t showId = atomic_add_fetch_64(&pMgmt->showId, 1);	4,842✔
156	if (showId == 0) atomic_add_fetch_64(&pMgmt->showId, 1);	4,842!
157
158	int32_t size = sizeof(SShowObj);	4,842✔
159
160	SShowObj showObj = {0};	4,842✔
161
162	showObj.id = showId;	4,842✔
163	showObj.pMnode = pMnode;	4,842✔
164	showObj.type = convertToRetrieveType(pReq->tb, tListLen(pReq->tb));	4,842✔
165	(void)memcpy(showObj.db, pReq->db, TSDB_DB_FNAME_LEN);	4,842✔
166	tstrncpy(showObj.filterTb, pReq->filterTb, TSDB_TABLE_NAME_LEN);	4,842✔
167
168	int32_t keepTime = tsShellActivityTimer * 6 * 1000;	4,842✔
169	SShowObj *pShow = taosCachePut(pMgmt->cache, &showId, sizeof(int64_t), &showObj, size, keepTime);	4,842✔
170	if (pShow == NULL) {	4,842!
171	terrno = TSDB_CODE_OUT_OF_MEMORY;	×
172	mError("show:0x%" PRIx64 ", failed to put into cache since %s", showId, terrstr());	×
173	return NULL;	×
174	}
175
176	mTrace("show:0x%" PRIx64 ", is created, data:%p", showId, pShow);	4,842✔
177	return pShow;	4,842✔
178	}
179
180	static void mndFreeShowObj(SShowObj *pShow) {	4,842✔
181	SMnode *pMnode = pShow->pMnode;	4,842✔
182	SShowMgmt *pMgmt = &pMnode->showMgmt;	4,842✔
183
184	ShowFreeIterFp freeFp = pMgmt->freeIterFps[pShow->type];	4,842✔
185	if (freeFp != NULL) {	4,842✔
186	if (pShow->pIter != NULL) {	4,823✔
187	mTrace("show:0x%" PRIx64 ", is destroying, data:%p, pIter:%p, ", pShow->id, pShow, pShow->pIter);	3!
188
189	(*freeFp)(pMnode, pShow->pIter);	3✔
190
191	pShow->pIter = NULL;	3✔
192	}
193	}
194
195	mTrace("show:0x%" PRIx64 ", is destroyed, data:%p", pShow->id, pShow);	4,842✔
196	}	4,842✔
197
198	static SShowObj mndAcquireShowObj(SMnode pMnode, int64_t showId) {	493✔
199	SShowMgmt *pMgmt = &pMnode->showMgmt;	493✔
200
201	SShowObj *pShow = taosCacheAcquireByKey(pMgmt->cache, &showId, sizeof(showId));	493✔
202	if (pShow == NULL) {	493!
203	mError("show:0x%" PRIx64 ", already destroyed", showId);	×
204	return NULL;	×
205	}
206
207	mTrace("show:0x%" PRIx64 ", acquired from cache, data:%p", pShow->id, pShow);	493!
208	return pShow;	493✔
209	}
210
211	static void mndReleaseShowObj(SShowObj *pShow, bool forceRemove) {	5,332✔
212	if (pShow == NULL) return;	5,332!
213	mTrace("show:0x%" PRIx64 ", released from cache, data:%p force:%d", pShow->id, pShow, forceRemove);	5,332✔
214
215	// A bug in tcache.c
216	forceRemove = 0;	5,332✔
217
218	SMnode *pMnode = pShow->pMnode;	5,332✔
219	SShowMgmt *pMgmt = &pMnode->showMgmt;	5,332✔
220	taosCacheRelease(pMgmt->cache, (void **)(&pShow), forceRemove);	5,332✔
221	}
222
223	static int32_t mndProcessRetrieveSysTableReq(SRpcMsg *pReq) {	5,335✔
224	int32_t code = 0;	5,335✔
225	SMnode *pMnode = pReq->info.node;	5,335✔
226	SShowMgmt *pMgmt = &pMnode->showMgmt;	5,335✔
227	SShowObj *pShow = NULL;	5,335✔
228	int32_t rowsToRead = SHOW_STEP_SIZE;	5,335✔
229	int32_t size = 0;	5,335✔
230	int32_t rowsRead = 0;	5,335✔
231	mDebug("mndProcessRetrieveSysTableReq start");	5,335✔
232	SRetrieveTableReq retrieveReq = {0};	5,335✔
233	TAOS_CHECK_RETURN(tDeserializeSRetrieveTableReq(pReq->pCont, pReq->contLen, &retrieveReq));	5,335!
234
235	mDebug("process to retrieve systable req db:%s, tb:%s", retrieveReq.db, retrieveReq.tb);	5,335✔
236
237	if (retrieveReq.showId == 0) {	5,335✔
238	STableMetaRsp *pMeta = taosHashGet(pMnode->infosMeta, retrieveReq.tb, strlen(retrieveReq.tb));	4,842✔
239	if (pMeta == NULL) {	4,842✔
240	pMeta = taosHashGet(pMnode->perfsMeta, retrieveReq.tb, strlen(retrieveReq.tb));	106✔
241	if (pMeta == NULL) {	106!
242	code = TSDB_CODE_PAR_TABLE_NOT_EXIST;	×
243	mError("failed to process show-retrieve req:%p since %s", pShow, tstrerror(code));	×
244	TAOS_RETURN(code);	×
245	}
246	}
247
248	pShow = mndCreateShowObj(pMnode, &retrieveReq);	4,842✔
249	if (pShow == NULL) {	4,842!
250	code = terrno;	×
251	mError("failed to process show-meta req since %s", tstrerror(code));	×
252	TAOS_RETURN(code);	×
253	}
254
255	pShow->pMeta = pMeta;	4,842✔
256	pShow->numOfColumns = pShow->pMeta->numOfColumns;	4,842✔
257	} else {
258	pShow = mndAcquireShowObj(pMnode, retrieveReq.showId);	493✔
259	if (pShow == NULL) {	493!
260	code = TSDB_CODE_MND_INVALID_SHOWOBJ;	×
261	mError("failed to process show-retrieve req:%p since %s", pShow, tstrerror(code));	×
262	TAOS_RETURN(code);	×
263	}
264	}
265
266	if(pShow->type == TSDB_MGMT_TABLE_COL){ // expend capacity for ins_columns	5,335!
267	rowsToRead = SHOW_COLS_STEP_SIZE;	×
268	} else if (pShow->type == TSDB_MGMT_TABLE_PRIVILEGES) {	5,335✔
269	rowsToRead = SHOW_PRIVILEGES_STEP_SIZE;	16✔
270	}
271	ShowRetrieveFp retrieveFp = pMgmt->retrieveFps[pShow->type];	5,335✔
272	if (retrieveFp == NULL) {	5,335!
273	mndReleaseShowObj(pShow, false);	×
274	code = TSDB_CODE_MSG_NOT_PROCESSED;	×
275	mError("show:0x%" PRIx64 ", failed to retrieve data since %s", pShow->id, tstrerror(code));	×
276	TAOS_RETURN(code);	×
277	}
278
279	mDebug("show:0x%" PRIx64 ", start retrieve data, type:%d", pShow->id, pShow->type);	5,335✔
280	if (retrieveReq.user[0] != 0) {	5,335!
281	(void)memcpy(pReq->info.conn.user, retrieveReq.user, TSDB_USER_LEN);	5,335✔
282	} else {
283	(void)memcpy(pReq->info.conn.user, TSDB_DEFAULT_USER, strlen(TSDB_DEFAULT_USER) + 1);	×
284	}
285	code = -1;	5,335✔
286	if (retrieveReq.db[0] &&	6,411✔
287	(code = mndCheckShowPrivilege(pMnode, pReq->info.conn.user, pShow->type, retrieveReq.db)) != 0) {	1,076✔
288	TAOS_RETURN(code);	3✔
289	}
290	if (pShow->type == TSDB_MGMT_TABLE_USER_FULL) {	5,332!
291	if(strcmp(pReq->info.conn.user, "root") != 0){	×
292	mError("The operation is not permitted, user:%s, pShow->type:%d", pReq->info.conn.user, pShow->type);	×
293	code = TSDB_CODE_MND_NO_RIGHTS;	×
294	TAOS_RETURN(code);	×
295	}
296	}
297
298	int32_t numOfCols = pShow->pMeta->numOfColumns;	5,332✔
299
300	SSDataBlock *pBlock = NULL;	5,332✔
301	code = createDataBlock(&pBlock);	5,332✔
302	if (code) {	5,332!
303	TAOS_RETURN(code);	×
304	}
305
306	for (int32_t i = 0; i < numOfCols; ++i) {	89,587✔
307	SColumnInfoData idata = {0};	84,255✔
308
309	SSchema *p = &pShow->pMeta->pSchemas[i];	84,255✔
310
311	idata.info.bytes = p->bytes;	84,255✔
312	idata.info.type = p->type;	84,255✔
313	idata.info.colId = p->colId;	84,255✔
314	TAOS_CHECK_RETURN(blockDataAppendColInfo(pBlock, &idata));	84,255!
315	}
316
317	TAOS_CHECK_RETURN(blockDataEnsureCapacity(pBlock, rowsToRead));	5,332!
318
319	if (mndCheckRetrieveFinished(pShow)) {	5,332!
320	mDebug("show:0x%" PRIx64 ", read finished, numOfRows:%d", pShow->id, pShow->numOfRows);	×
321	rowsRead = 0;	×
322	} else {
323	rowsRead = (*retrieveFp)(pReq, pShow, pBlock, rowsToRead);	5,332✔
324	if (rowsRead < 0) {	5,332!
UNCOV 325	code = rowsRead;	×
UNCOV 326	mDebug("show:0x%" PRIx64 ", retrieve completed", pShow->id);	×
UNCOV 327	mndReleaseShowObj(pShow, true);	×
UNCOV 328	blockDataDestroy(pBlock);	×
UNCOV 329	TAOS_RETURN(code);	×
330	}
331
332	pBlock->info.rows = rowsRead;	5,332✔
333	mDebug("show:0x%" PRIx64 ", stop retrieve data, rowsRead:%d numOfRows:%d", pShow->id, rowsRead, pShow->numOfRows);	5,332✔
334	}
335
336	size_t dataEncodeBufSize = blockGetEncodeSize(pBlock);	5,332✔
337	size = sizeof(SRetrieveMetaTableRsp) + sizeof(int32_t) + sizeof(SSysTableSchema) * pShow->pMeta->numOfColumns + dataEncodeBufSize;	5,332✔
338
339	SRetrieveMetaTableRsp *pRsp = rpcMallocCont(size);	5,332✔
340	if (pRsp == NULL) {	5,332!
341	mError("show:0x%" PRIx64 ", failed to retrieve data since %s", pShow->id, tstrerror(code));	×
342	code = terrno;	×
343	goto _exit;	×
344	}
345
346	pRsp->handle = htobe64(pShow->id);	5,332✔
347
348	if (rowsRead > 0) {	5,332✔
349	char *pStart = pRsp->data;	5,101✔
350	SSchema *ps = pShow->pMeta->pSchemas;	5,101✔
351
352	(int32_t )pStart = htonl(pShow->pMeta->numOfColumns);	5,101✔
353	pStart += sizeof(int32_t); // number of columns	5,101✔
354
355	for (int32_t i = 0; i < pShow->pMeta->numOfColumns; ++i) {	86,936✔
356	SSysTableSchema pSchema = (SSysTableSchema )pStart;	81,835✔
357	pSchema->bytes = htonl(ps[i].bytes);	81,835✔
358	pSchema->colId = htons(ps[i].colId);	81,835✔
359	pSchema->type = ps[i].type;	81,835✔
360
361	pStart += sizeof(SSysTableSchema);	81,835✔
362	}
363
364	int32_t len = blockEncode(pBlock, pStart, dataEncodeBufSize, pShow->pMeta->numOfColumns);	5,101✔
365	if(len < 0){	5,101!
366	mError("show:0x%" PRIx64 ", failed to retrieve data since %s", pShow->id, tstrerror(code));	×
367	code = terrno;	×
368	return code;	×
369	}
370	}
371
372	pRsp->numOfRows = htonl(rowsRead);	5,332✔
373	pRsp->precision = TSDB_TIME_PRECISION_MILLI; // millisecond time precision	5,332✔
374	pReq->info.rsp = pRsp;	5,332✔
375	pReq->info.rspLen = size;	5,332✔
376
377	if (rowsRead == 0 \|\| mndCheckRetrieveFinished(pShow)) {	5,332✔
378	pRsp->completed = 1;	4,836✔
379	mDebug("show:0x%" PRIx64 ", retrieve completed", pShow->id);	4,836✔
380	mndReleaseShowObj(pShow, true);	4,836✔
381	} else {
382	mDebug("show:0x%" PRIx64 ", retrieve not completed yet", pShow->id);	496✔
383	mndReleaseShowObj(pShow, false);	496✔
384	}
385
386	blockDataDestroy(pBlock);	5,332✔
387	return TSDB_CODE_SUCCESS;	5,332✔
388	_exit:	×
389	mndReleaseShowObj(pShow, false);	×
390	blockDataDestroy(pBlock);	×
391	if(pRsp) {	×
392	rpcFreeCont(pRsp);	×
393	}
394	return code;	×
395	}
396
397	static bool mndCheckRetrieveFinished(SShowObj *pShow) {	10,433✔
398	if (pShow->pIter == NULL && pShow->numOfRows != 0) {	10,433✔
399	return true;	4,605✔
400	}
401	return false;	5,828✔
402	}
403
404	void mndAddShowRetrieveHandle(SMnode *pMnode, EShowType showType, ShowRetrieveFp fp) {	26,492✔
405	SShowMgmt *pMgmt = &pMnode->showMgmt;	26,492✔
406	pMgmt->retrieveFps[showType] = fp;	26,492✔
407	}	26,492✔
408
409	void mndAddShowFreeIterHandle(SMnode *pMnode, EShowType showType, ShowFreeIterFp fp) {	25,060✔
410	SShowMgmt *pMgmt = &pMnode->showMgmt;	25,060✔
411	pMgmt->freeIterFps[showType] = fp;	25,060✔
412	}	25,060✔

taosdata / TDengine / #3523

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