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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "dummy_cluster_context.h"
#include <tests/distributor/distributor_stripe_test_util.h>
#include <vespa/document/test/make_document_bucket.h>
#include <vespa/storage/distributor/top_level_distributor.h>
#include <vespa/storage/distributor/operations/idealstate/joinoperation.h>
#include <vespa/storageapi/message/bucketsplitting.h>
#include <vespa/vespalib/gtest/gtest.h>
#include <gmock/gmock.h>
using document::test::makeDocumentBucket;
using namespace ::testing;
namespace storage::distributor {
struct JoinOperationTest : Test, DistributorStripeTestUtil {
void checkSourceBucketsAndSendReply(
JoinOperation& op,
size_t msgIndex,
const std::vector<document::BucketId>& wantedIds);
void SetUp() override {
createLinks();
};
void TearDown() override {
close();
}
};
TEST_F(JoinOperationTest, simple) {
auto cfg = make_config();
cfg->setJoinCount(100);
cfg->setJoinSize(1000);
configure_stripe(cfg);
addNodesToBucketDB(document::BucketId(33, 1), "0=250/50/300");
addNodesToBucketDB(document::BucketId(33, 0x100000001), "0=300/40/200");
enable_cluster_state("distributor:1 storage:1");
JoinOperation op(dummy_cluster_context,
BucketAndNodes(makeDocumentBucket(document::BucketId(32, 0)),
toVector<uint16_t>(0)),
toVector(document::BucketId(33, 1),
document::BucketId(33, 0x100000001)));
op.setIdealStateManager(&getIdealStateManager());
op.start(_sender);
checkSourceBucketsAndSendReply(op, 0, {{33, 1}, {33, 0x100000001}});
EXPECT_FALSE(getBucket(document::BucketId(33, 0x100000001)).valid());
EXPECT_FALSE(getBucket(document::BucketId(33, 1)).valid());
BucketDatabase::Entry entry = getBucket(document::BucketId(32, 0));
ASSERT_TRUE(entry.valid());
EXPECT_EQ(0, entry->getNodeRef(0).getNode());
EXPECT_EQ(api::BucketInfo(666, 90, 500), entry->getNodeRef(0).getBucketInfo());
}
void
JoinOperationTest::checkSourceBucketsAndSendReply(
JoinOperation& op,
size_t msgIndex,
const std::vector<document::BucketId>& wantedIds)
{
ASSERT_GT(_sender.commands().size(), msgIndex);
std::shared_ptr<api::StorageCommand> msg(_sender.command(msgIndex));
ASSERT_EQ(api::MessageType::JOINBUCKETS, msg->getType());
auto& joinCmd = dynamic_cast<api::JoinBucketsCommand&>(*msg);
EXPECT_THAT(joinCmd.getSourceBuckets(), ContainerEq(wantedIds));
std::shared_ptr<api::StorageReply> reply(joinCmd.makeReply());
auto& sreply = dynamic_cast<api::JoinBucketsReply&>(*reply);
sreply.setBucketInfo(api::BucketInfo(666, 90, 500));
op.receive(_sender, reply);
}
/**
* If the set of buckets kept on nodes is disjoint, send sparse joins (same
* bucket id used as both source buckets) for those nodes having only one of
* the buckets.
*/
TEST_F(JoinOperationTest, send_sparse_joins_to_nodes_without_both_source_buckets) {
auto cfg = make_config();
cfg->setJoinCount(100);
cfg->setJoinSize(1000);
configure_stripe(cfg);
addNodesToBucketDB(document::BucketId(33, 1), "0=250/50/300,1=250/50/300");
addNodesToBucketDB(document::BucketId(33, 0x100000001), "0=300/40/200");
enable_cluster_state("distributor:1 storage:2");
JoinOperation op(dummy_cluster_context,
BucketAndNodes(makeDocumentBucket(document::BucketId(32, 0)),
toVector<uint16_t>(0, 1)),
toVector(document::BucketId(33, 1),
document::BucketId(33, 0x100000001)));
op.setIdealStateManager(&getIdealStateManager());
op.start(_sender);
ASSERT_NO_FATAL_FAILURE(checkSourceBucketsAndSendReply(op, 0, {{33, 1}, {33, 0x100000001}}));
ASSERT_NO_FATAL_FAILURE(checkSourceBucketsAndSendReply(op, 1, {{33, 1}, {33, 1}}));
}
TEST_F(JoinOperationTest, cancelled_node_does_not_update_bucket_db) {
auto cfg = make_config();
cfg->setJoinCount(100);
cfg->setJoinSize(1000);
configure_stripe(cfg);
addNodesToBucketDB(document::BucketId(33, 1), "0=250/50/300");
addNodesToBucketDB(document::BucketId(33, 0x100000001), "0=300/40/200");
enable_cluster_state("distributor:1 storage:1");
JoinOperation op(dummy_cluster_context,
BucketAndNodes(makeDocumentBucket(document::BucketId(32, 0)), toVector<uint16_t>(0)),
{document::BucketId(33, 1), document::BucketId(33, 0x100000001)});
op.setIdealStateManager(&getIdealStateManager());
op.start(_sender);
op.cancel(_sender, CancelScope::of_node_subset({0}));
checkSourceBucketsAndSendReply(op, 0, {{33, 1}, {33, 0x100000001}});
// DB is not touched, so source buckets remain unchanged and target buckets is not created
EXPECT_TRUE(getBucket(document::BucketId(33, 0x100000001)).valid());
EXPECT_TRUE(getBucket(document::BucketId(33, 1)).valid());
EXPECT_FALSE(getBucket(document::BucketId(32, 0)).valid());
EXPECT_FALSE(op.ok());
}
}
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