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taosdata / TDengine / #3653

14 Mar 2025 08:10AM UTC coverage: 22.565% (-41.0%) from 63.596%
#3653

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feat(keep): support keep on super table level. (#30097)

* Feat: support use keep while create super table.

* Test(keep): add test for create super table with keep option.

* Feat(keep): Add tmsg for create keep.

* Feat(keep): support alter table option keep.

* Fix(keep): Add baisc test for alter table option.

* Fix(keep): memory leek.

* Feat(keep): add keep to metaEntry&metaCache and fix earliestTs with stn keep.

* Test(keep): add some cases for select with stb keep.

* Fix: fix ci core while alter stb.

* Feat(keep): delete expired data in super table level.

* Feat: remove get stb keep while query.

* Fix : build error.

* Revert "Fix : build error."

This reverts commit 0ed66e4e8.

* Revert "Feat(keep): delete expired data in super table level."

This reverts commit 36330f6b4.

* Fix : build errors.

* Feat : support restart taosd.

* Fix : alter table comment problems.

* Test : add tests for super table keep.

* Fix: change sdb stb reserve size.

* Test: add more tests.

* Feat: Disable normal tables and sub tables from setting the keep parameter

* Fix: add more checks to avoid unknown address.

* Docs: Add docs for stable keep.

* Fix: some review changes.

* Fix: review errors.

49248 of 302527 branches covered (16.28%)

Branch coverage included in aggregate %.

53 of 99 new or added lines in 12 files covered. (53.54%)

155872 existing lines in 443 files now uncovered.

87359 of 302857 relevant lines covered (28.84%)

570004.22 hits per line

Source File
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0.0
/source/libs/sync/src/syncAppendEntriesReply.c
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/*
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 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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 *
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 * This program is free software: you can use, redistribute, and/or modify
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 * it under the terms of the GNU Affero General Public License, version 3
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 * or later ("AGPL"), as published by the Free Software Foundation.
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 *
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 * This program is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.
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 *
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 * You should have received a copy of the GNU Affero General Public License
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 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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 */
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#define _DEFAULT_SOURCE
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#include "syncAppendEntriesReply.h"
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#include "syncCommit.h"
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#include "syncIndexMgr.h"
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#include "syncPipeline.h"
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#include "syncMessage.h"
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#include "syncRaftEntry.h"
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#include "syncRaftStore.h"
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#include "syncReplication.h"
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#include "syncSnapshot.h"
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#include "syncUtil.h"
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// TLA+ Spec
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// HandleAppendEntriesResponse(i, j, m) ==
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//    /\ m.mterm = currentTerm[i]
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//    /\ \/ /\ m.msuccess \* successful
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//          /\ nextIndex'  = [nextIndex  EXCEPT ![i][j] = m.mmatchIndex + 1]
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//          /\ matchIndex' = [matchIndex EXCEPT ![i][j] = m.mmatchIndex]
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//       \/ /\ \lnot m.msuccess \* not successful
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//          /\ nextIndex' = [nextIndex EXCEPT ![i][j] =
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//                               Max({nextIndex[i][j] - 1, 1})]
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//          /\ UNCHANGED <<matchIndex>>
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//    /\ Discard(m)
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//    /\ UNCHANGED <<serverVars, candidateVars, logVars, elections>>
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//
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UNCOV
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int32_t syncNodeOnAppendEntriesReply(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
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UNCOV
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  int32_t                 code = 0;
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UNCOV
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  SyncAppendEntriesReply* pMsg = (SyncAppendEntriesReply*)pRpcMsg->pCont;
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UNCOV
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  int32_t ret = 0;
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UNCOV
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  const STraceId*         trace = &pRpcMsg->info.traceId;
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UNCOV
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  char                    tbuf[40] = {0};
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  // if already drop replica, do not process
UNCOV
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  if (!syncNodeInRaftGroup(ths, &(pMsg->srcId))) {
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    syncLogRecvAppendEntriesReply(ths, pMsg, "not in my config");
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    return 0;
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  }
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  // drop stale response
UNCOV
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  if (pMsg->term < raftStoreGetTerm(ths)) {
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    syncLogRecvAppendEntriesReply(ths, pMsg, "drop stale response");
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    return 0;
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  }
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UNCOV
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  if (ths->state == TAOS_SYNC_STATE_LEADER || ths->state == TAOS_SYNC_STATE_ASSIGNED_LEADER) {
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UNCOV
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    if (pMsg->term != raftStoreGetTerm(ths)) {
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      syncLogRecvAppendEntriesReply(ths, pMsg, "error term");
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      syncNodeStepDown(ths, pMsg->term, pMsg->srcId);
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      return TSDB_CODE_SYN_WRONG_TERM;
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    }
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UNCOV
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    sGTrace("vgId:%d, received append entries reply. srcId:0x%016" PRIx64 ",  term:%" PRId64 ", matchIndex:%" PRId64 "",
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            pMsg->vgId, pMsg->srcId.addr, pMsg->term, pMsg->matchIndex);
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UNCOV
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    if (pMsg->success) {
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UNCOV
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      SyncIndex oldMatchIndex = syncIndexMgrGetIndex(ths->pMatchIndex, &(pMsg->srcId));
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UNCOV
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      if (pMsg->matchIndex > oldMatchIndex) {
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UNCOV
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        syncIndexMgrSetIndex(ths->pMatchIndex, &(pMsg->srcId), pMsg->matchIndex);
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      }
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      // commit if needed
UNCOV
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      SyncIndex indexLikely = TMIN(pMsg->matchIndex, ths->pLogBuf->matchIndex);
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UNCOV
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      SyncIndex commitIndex = syncNodeCheckCommitIndex(ths, indexLikely);
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UNCOV
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      if (ths->state == TAOS_SYNC_STATE_ASSIGNED_LEADER) {
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        if (commitIndex >= ths->assignedCommitIndex) {
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          syncNodeStepDown(ths, pMsg->term, pMsg->destId);
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        }
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      } else {
UNCOV
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        TAOS_CHECK_RETURN(syncLogBufferCommit(ths->pLogBuf, ths, commitIndex));
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      }
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    }
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    // replicate log
UNCOV
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    SSyncLogReplMgr* pMgr = syncNodeGetLogReplMgr(ths, &pMsg->srcId);
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UNCOV
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    if (pMgr == NULL) {
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UNCOV
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      code = TSDB_CODE_MND_RETURN_VALUE_NULL;
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UNCOV
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      if (terrno != 0) code = terrno;
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UNCOV
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      sError("vgId:%d, failed to get log repl mgr for src addr: 0x%016" PRIx64, ths->vgId, pMsg->srcId.addr);
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UNCOV
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      TAOS_RETURN(code);
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    }
UNCOV
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    TAOS_CHECK_RETURN(syncLogReplProcessReply(pMgr, ths, pMsg));
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  }
UNCOV
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  TAOS_RETURN(code);
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}
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