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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/persistence/dummyimpl/dummypersistence.h>
#include <tests/persistence/common/filestortestfixture.h>
#include <tests/persistence/filestorage/forwardingmessagesender.h>
#include <vespa/storage/persistence/filestorage/filestormetrics.h>
#include <vespa/document/test/make_document_bucket.h>
#include <vespa/document/fieldset/fieldsets.h>
#include <vespa/log/log.h>
LOG_SETUP(".persistencequeuetest");
using document::test::makeDocumentBucket;
using namespace ::testing;
namespace storage {
class PersistenceQueueTest : public FileStorTestFixture {
public:
std::shared_ptr<api::StorageMessage> createPut(uint64_t bucket, uint64_t docIdx);
std::shared_ptr<api::StorageMessage> createGet(uint64_t bucket) const;
void SetUp() override;
struct Fixture {
FileStorTestFixture& parent;
DummyStorageLink top;
std::unique_ptr<DummyStorageLink> dummyManager;
ForwardingMessageSender messageSender;
FileStorMetrics metrics;
std::unique_ptr<FileStorHandler> filestorHandler;
uint32_t stripeId;
explicit Fixture(FileStorTestFixture& parent);
~Fixture();
};
};
PersistenceQueueTest::Fixture::Fixture(FileStorTestFixture& parent_)
: parent(parent_),
top(),
dummyManager(std::make_unique<DummyStorageLink>()),
messageSender(*dummyManager),
metrics(),
stripeId(0)
{
top.push_back(std::move(dummyManager));
top.open();
metrics.initDiskMetrics(1, 1);
filestorHandler = std::make_unique<FileStorHandlerImpl>(messageSender, metrics,
parent._node->getComponentRegister());
// getNextMessage will time out if no unlocked buckets are present. Choose a timeout
// that is large enough to fail tests with high probability if this is not the case,
// and small enough to not slow down testing too much.
filestorHandler->setGetNextMessageTimeout(20ms);
}
PersistenceQueueTest::Fixture::~Fixture() = default;
void PersistenceQueueTest::SetUp() {
setupPersistenceThreads(1);
_node->setPersistenceProvider(std::make_unique<spi::dummy::DummyPersistence>(_node->getTypeRepo()));
}
std::shared_ptr<api::StorageMessage> PersistenceQueueTest::createPut(uint64_t bucket, uint64_t docIdx) {
std::shared_ptr<document::Document> doc = _node->getTestDocMan().createDocument(
"foobar", vespalib::make_string("id:foo:testdoctype1:n=%" PRIu64 ":%" PRIu64, bucket, docIdx));
auto cmd = std::make_shared<api::PutCommand>(makeDocumentBucket(document::BucketId(16, bucket)), doc, 1234);
cmd->setAddress(makeSelfAddress());
return cmd;
}
std::shared_ptr<api::StorageMessage> PersistenceQueueTest::createGet(uint64_t bucket) const {
auto cmd = std::make_shared<api::GetCommand>(
makeDocumentBucket(document::BucketId(16, bucket)),
document::DocumentId(vespalib::make_string("id:foo:testdoctype1:n=%" PRIu64 ":0", bucket)), document::AllFields::NAME);
cmd->setAddress(makeSelfAddress());
return cmd;
}
TEST_F(PersistenceQueueTest, fetch_next_unlocked_message_if_bucket_locked) {
Fixture f(*this);
// Send 2 puts, 2 to the first bucket, 1 to the second. Calling
// getNextMessage 2 times should then return a lock on the first bucket,
// then subsequently on the second, skipping the already locked bucket.
// Puts all have same pri, so order is well defined.
f.filestorHandler->schedule(createPut(1234, 0));
f.filestorHandler->schedule(createPut(1234, 1));
f.filestorHandler->schedule(createPut(5432, 0));
auto lock0 = f.filestorHandler->getNextMessage(f.stripeId);
ASSERT_TRUE(lock0.lock.get());
EXPECT_EQ(document::BucketId(16, 1234),
dynamic_cast<api::PutCommand&>(*lock0.msg).getBucketId());
auto lock1 = f.filestorHandler->getNextMessage(f.stripeId);
ASSERT_TRUE(lock1.lock.get());
EXPECT_EQ(document::BucketId(16, 5432),
dynamic_cast<api::PutCommand&>(*lock1.msg).getBucketId());
}
TEST_F(PersistenceQueueTest, shared_locked_operations_allow_concurrent_bucket_access) {
Fixture f(*this);
f.filestorHandler->schedule(createGet(1234));
f.filestorHandler->schedule(createGet(1234));
auto lock0 = f.filestorHandler->getNextMessage(f.stripeId);
ASSERT_TRUE(lock0.lock.get());
EXPECT_EQ(api::LockingRequirements::Shared, lock0.lock->lockingRequirements());
// Even though we already have a lock on the bucket, Gets allow shared locking and we
// should therefore be able to get another lock.
auto lock1 = f.filestorHandler->getNextMessage(f.stripeId);
ASSERT_TRUE(lock1.lock.get());
EXPECT_EQ(api::LockingRequirements::Shared, lock1.lock->lockingRequirements());
}
TEST_F(PersistenceQueueTest, exclusive_locked_operation_not_started_if_shared_op_active) {
Fixture f(*this);
f.filestorHandler->schedule(createGet(1234));
f.filestorHandler->schedule(createPut(1234, 0));
auto lock0 = f.filestorHandler->getNextMessage(f.stripeId);
ASSERT_TRUE(lock0.lock.get());
EXPECT_EQ(api::LockingRequirements::Shared, lock0.lock->lockingRequirements());
// Expected to time out
auto lock1 = f.filestorHandler->getNextMessage(f.stripeId);
ASSERT_FALSE(lock1.lock.get());
}
TEST_F(PersistenceQueueTest, shared_locked_operation_not_started_if_exclusive_op_active) {
Fixture f(*this);
f.filestorHandler->schedule(createPut(1234, 0));
f.filestorHandler->schedule(createGet(1234));
auto lock0 = f.filestorHandler->getNextMessage(f.stripeId);
ASSERT_TRUE(lock0.lock.get());
EXPECT_EQ(api::LockingRequirements::Exclusive, lock0.lock->lockingRequirements());
// Expected to time out
auto lock1 = f.filestorHandler->getNextMessage(f.stripeId);
ASSERT_FALSE(lock1.lock.get());
}
TEST_F(PersistenceQueueTest, exclusive_locked_operation_not_started_if_exclusive_op_active) {
Fixture f(*this);
f.filestorHandler->schedule(createPut(1234, 0));
f.filestorHandler->schedule(createPut(1234, 0));
auto lock0 = f.filestorHandler->getNextMessage(f.stripeId);
ASSERT_TRUE(lock0.lock.get());
EXPECT_EQ(api::LockingRequirements::Exclusive, lock0.lock->lockingRequirements());
// Expected to time out
auto lock1 = f.filestorHandler->getNextMessage(f.stripeId);
ASSERT_FALSE(lock1.lock.get());
}
} // namespace storage
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