void run() {
// Create a new collection.
Database* db = _ctx.db();
Collection* coll;
{
WriteUnitOfWork wunit(&_opCtx);
ASSERT_OK(db->dropCollection(&_opCtx, _nss));
coll = db->createCollection(&_opCtx, _nss);
OpDebug* const nullOpDebug = nullptr;
ASSERT_OK(coll->insertDocument(&_opCtx,
InsertStatement(BSON("_id" << 1 << "a"
<< "dup")),
nullOpDebug,
true));
ASSERT_OK(coll->insertDocument(&_opCtx,
InsertStatement(BSON("_id" << 2 << "a"
<< "dup")),
nullOpDebug,
true));
wunit.commit();
}
MultiIndexBlock indexer;
const BSONObj spec = BSON("name"
<< "a"
<< "ns"
<< coll->ns().ns()
<< "key"
<< BSON("a" << 1)
<< "v"
<< static_cast<int>(kIndexVersion)
<< "unique"
<< true
<< "background"
<< background);
ON_BLOCK_EXIT([&] { indexer.cleanUpAfterBuild(&_opCtx, coll); });
ASSERT_OK(indexer.init(&_opCtx, coll, spec, MultiIndexBlock::kNoopOnInitFn).getStatus());
auto desc =
coll->getIndexCatalog()->findIndexByName(&_opCtx, "a", true /* includeUnfinished */);
ASSERT(desc);
// Hybrid index builds check duplicates explicitly.
ASSERT_OK(indexer.insertAllDocumentsInCollection(&_opCtx, coll));
auto status = indexer.checkConstraints(&_opCtx);
ASSERT_EQUALS(status.code(), ErrorCodes::DuplicateKey);
}
void run() {
// Create a new collection.
Database* db = _ctx.db();
Collection* coll;
{
WriteUnitOfWork wunit(&_opCtx);
ASSERT_OK(db->dropCollection(&_opCtx, _nss));
coll = db->createCollection(&_opCtx, _nss);
OpDebug* const nullOpDebug = nullptr;
ASSERT_OK(coll->insertDocument(&_opCtx,
InsertStatement(BSON("_id" << 1 << "a"
<< "dup")),
nullOpDebug,
true));
ASSERT_OK(coll->insertDocument(&_opCtx,
InsertStatement(BSON("_id" << 2 << "a"
<< "dup")),
nullOpDebug,
true));
wunit.commit();
}
MultiIndexBlock indexer;
indexer.ignoreUniqueConstraint();
const BSONObj spec = BSON("name"
<< "a"
<< "ns"
<< coll->ns().ns()
<< "key"
<< BSON("a" << 1)
<< "v"
<< static_cast<int>(kIndexVersion)
<< "unique"
<< true
<< "background"
<< background);
ON_BLOCK_EXIT([&] { indexer.cleanUpAfterBuild(&_opCtx, coll); });
ASSERT_OK(indexer.init(&_opCtx, coll, spec, MultiIndexBlock::kNoopOnInitFn).getStatus());
ASSERT_OK(indexer.insertAllDocumentsInCollection(&_opCtx, coll));
WriteUnitOfWork wunit(&_opCtx);
ASSERT_OK(indexer.commit(
&_opCtx, coll, MultiIndexBlock::kNoopOnCreateEachFn, MultiIndexBlock::kNoopOnCommitFn));
wunit.commit();
}
bool buildIndexInterrupted(const BSONObj& key) {
try {
MultiIndexBlock indexer;
ON_BLOCK_EXIT([&] { indexer.cleanUpAfterBuild(&_opCtx, collection()); });
uassertStatusOK(
indexer.init(&_opCtx, collection(), key, MultiIndexBlock::kNoopOnInitFn));
uassertStatusOK(indexer.insertAllDocumentsInCollection(&_opCtx, collection()));
WriteUnitOfWork wunit(&_opCtx);
ASSERT_OK(indexer.commit(&_opCtx,
collection(),
MultiIndexBlock::kNoopOnCreateEachFn,
MultiIndexBlock::kNoopOnCommitFn));
wunit.commit();
} catch (const DBException& e) {
if (ErrorCodes::isInterruption(e.code()))
return true;
throw;
}
return false;
}
Status IndexBuildBase::createIndex(const std::string& dbname, const BSONObj& indexSpec) {
MultiIndexBlock indexer;
ON_BLOCK_EXIT([&] { indexer.cleanUpAfterBuild(&_opCtx, collection()); });
Status status =
indexer.init(&_opCtx, collection(), indexSpec, MultiIndexBlock::kNoopOnInitFn).getStatus();
if (status == ErrorCodes::IndexAlreadyExists) {
return Status::OK();
}
if (!status.isOK()) {
return status;
}
status = indexer.insertAllDocumentsInCollection(&_opCtx, collection());
if (!status.isOK()) {
return status;
}
WriteUnitOfWork wunit(&_opCtx);
ASSERT_OK(indexer.commit(&_opCtx,
collection(),
MultiIndexBlock::kNoopOnCreateEachFn,
MultiIndexBlock::kNoopOnCommitFn));
wunit.commit();
return Status::OK();
}