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/**
* Copyright (C) 2023-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* 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. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/db/ops/write_ops_exec_util.h"
#include "mongo/db/s/collection_sharding_state.h"
#define MONGO_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kWrite
namespace mongo::write_ops_exec {
LastOpFixer::LastOpFixer(OperationContext* opCtx, const NamespaceString& ns)
: _opCtx(opCtx), _isOnLocalDb(ns.isLocal()) {}
LastOpFixer::~LastOpFixer() {
// We don't need to do this if we are in a multi-document transaction as read-only/noop
// transactions will always write another noop entry at transaction commit time which we can
// use to wait for writeConcern.
if (!_opCtx->inMultiDocumentTransaction() && _needToFixLastOp && !_isOnLocalDb) {
// If this operation has already generated a new lastOp, don't bother setting it
// here. No-op updates will not generate a new lastOp, so we still need the
// guard to fire in that case. Operations on the local DB aren't replicated, so they
// don't need to bump the lastOp.
replClientInfo().setLastOpToSystemLastOpTimeIgnoringCtxInterrupted(_opCtx);
LOGV2_DEBUG(20888,
5,
"Set last op to system time: {timestamp}",
"Set last op to system time",
"timestamp"_attr = replClientInfo().getLastOp().getTimestamp());
}
}
void LastOpFixer::startingOp() {
_needToFixLastOp = true;
_opTimeAtLastOpStart = replClientInfo().getLastOp();
}
void LastOpFixer::finishedOpSuccessfully() {
// If the op was successful and bumped LastOp, we don't need to do it again. However, we
// still need to for no-ops and all failing ops.
_needToFixLastOp = (replClientInfo().getLastOp() == _opTimeAtLastOpStart);
}
void assertCanWrite_inlock(OperationContext* opCtx, const NamespaceString& nss) {
uassert(ErrorCodes::PrimarySteppedDown,
str::stream() << "Not primary while writing to " << nss.ns(),
repl::ReplicationCoordinator::get(opCtx->getServiceContext())
->canAcceptWritesFor(opCtx, nss));
CollectionShardingState::assertCollectionLockedAndAcquire(opCtx, nss)
->checkShardVersionOrThrow(opCtx);
}
} // namespace mongo::write_ops_exec
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