void ReplicationCoordinatorExternalStateImpl::shutdown(OperationContext* txn) {
UniqueLock lk(_threadMutex);
if (_startedThreads) {
_stopDataReplication_inlock(txn, &lk);
if (_snapshotThread) {
log() << "Stopping replication snapshot thread";
_snapshotThread->shutdown();
}
if (_storageInterface->getOplogDeleteFromPoint(txn).isNull() &&
loadLastOpTime(txn) == _storageInterface->getAppliedThrough(txn)) {
// Clear the appliedThrough marker to indicate we are consistent with the top of the
// oplog.
_storageInterface->setAppliedThrough(txn, {});
}
if (_noopWriter) {
LOG(1) << "Stopping noop writer";
_noopWriter->stopWritingPeriodicNoops();
}
log() << "Stopping replication storage threads";
_taskExecutor->shutdown();
_taskExecutor->join();
_storageInterface->shutdown();
}
}
void ReplicationCoordinatorExternalStateImpl::shutdown(OperationContext* opCtx) {
UniqueLock lk(_threadMutex);
if (!_startedThreads) {
return;
}
_inShutdown = true;
_stopDataReplication_inlock(opCtx, &lk);
if (_noopWriter) {
LOG(1) << "Stopping noop writer";
_noopWriter->stopWritingPeriodicNoops();
}
log() << "Stopping replication storage threads";
_taskExecutor->shutdown();
_taskExecutor->join();
lk.unlock();
// Perform additional shutdown steps below that must be done outside _threadMutex.
if (_replicationProcess->getConsistencyMarkers()->getOplogTruncateAfterPoint(opCtx).isNull() &&
loadLastOpTime(opCtx) ==
_replicationProcess->getConsistencyMarkers()->getAppliedThrough(opCtx)) {
// Clear the appliedThrough marker to indicate we are consistent with the top of the
// oplog. We record this update at the 'lastAppliedOpTime'. If there are any outstanding
// checkpoints being taken, they should only reflect this write if they see all writes up
// to our 'lastAppliedOpTime'.
auto lastAppliedOpTime = repl::ReplicationCoordinator::get(opCtx)->getMyLastAppliedOpTime();
_replicationProcess->getConsistencyMarkers()->clearAppliedThrough(
opCtx, lastAppliedOpTime.getTimestamp());
}
}
void ReplicationCoordinatorExternalStateImpl::stopDataReplication(OperationContext* txn) {
UniqueLock lk(_threadMutex);
_stopDataReplication_inlock(txn, &lk);
}
