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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <tests/common/dummystoragelink.h>
#include <vespa/storageapi/message/persistence.h>
#include <vespa/storage/distributor/bucketdbupdater.h>
#include <vespa/storage/distributor/distributor.h>
#include <vespa/storage/distributor/distributor_stripe.h>
#include <vespa/storage/distributor/operations/idealstate/mergeoperation.h>
#include <vespa/storage/distributor/operation_sequencer.h>
#include <vespa/storageapi/message/stat.h>
#include <vespa/storageapi/message/visitor.h>
#include <vespa/storageapi/message/bucketsplitting.h>
#include <tests/distributor/distributortestutil.h>
#include <vespa/document/bucket/fixed_bucket_spaces.h>
#include <vespa/document/test/make_document_bucket.h>
#include <vespa/document/test/make_bucket_space.h>
#include <vespa/vespalib/gtest/gtest.h>
#include "dummy_cluster_context.h"
using document::test::makeDocumentBucket;
using document::test::makeBucketSpace;
using document::FixedBucketSpaces;
using namespace ::testing;
namespace storage::distributor {
struct IdealStateManagerTest : Test, DistributorTestUtil {
IdealStateManagerTest()
: Test(),
DistributorTestUtil(),
_bucketSpaces()
{}
void SetUp() override {
createLinks();
_bucketSpaces = getBucketSpaces();
};
void TearDown() override {
close();
}
bool checkBlock(const IdealStateOperation& op,
const document::Bucket& bucket,
const PendingMessageTracker& tracker,
const OperationSequencer& op_seq) const
{
return op.checkBlock(bucket, tracker, op_seq);
}
bool checkBlockForAllNodes(const IdealStateOperation& op,
const document::Bucket& bucket,
const PendingMessageTracker& tracker,
const OperationSequencer& op_seq) const
{
return op.checkBlockForAllNodes(bucket, tracker, op_seq);
}
std::vector<document::BucketSpace> _bucketSpaces;
std::string makeBucketStatusString(const std::string &defaultSpaceBucketStatus);
};
TEST_F(IdealStateManagerTest, sibling) {
EXPECT_EQ(document::BucketId(1,1),
getIdealStateManager().operation_context()
.get_sibling(document::BucketId(1, 0)));
EXPECT_EQ(document::BucketId(1,0),
getIdealStateManager().operation_context()
.get_sibling(document::BucketId(1, 1)));
EXPECT_EQ(document::BucketId(2,3),
getIdealStateManager().operation_context()
.get_sibling(document::BucketId(2, 1)));
EXPECT_EQ(document::BucketId(2,1),
getIdealStateManager().operation_context()
.get_sibling(document::BucketId(2, 3)));
}
TEST_F(IdealStateManagerTest, status_page) {
close();
getDirConfig().getConfig("stor-distributormanager").set("splitsize", "100");
getDirConfig().getConfig("stor-distributormanager").set("splitcount", "1000000");
getDirConfig().getConfig("stor-distributormanager").set("joinsize", "0");
getDirConfig().getConfig("stor-distributormanager").set("joincount", "0");
createLinks();
setupDistributor(1, 1, "distributor:1 storage:1");
insertBucketInfo(document::BucketId(16, 5), 0, 0xff, 100, 200, true, true);
insertBucketInfo(document::BucketId(16, 2), 0, 0xff, 10, 10, true, true);
std::ostringstream ost;
getIdealStateManager().getBucketStatus(ost);
EXPECT_EQ(makeBucketStatusString("BucketId(0x4000000000000002) : [node(idx=0,crc=0xff,docs=10/10,bytes=10/10,trusted=true,active=true,ready=false)]<br>\n"
"<b>BucketId(0x4000000000000005):</b> <i> : split: [Splitting bucket because its maximum size (200 b, 100 docs, 100 meta, 200 b total) is "
"higher than the configured limit of (100, 1000000)]</i> [node(idx=0,crc=0xff,docs=100/100,bytes=200/200,trusted=true,"
"active=true,ready=false)]<br>\n"),
ost.str());
}
TEST_F(IdealStateManagerTest, disabled_state_checker) {
setupDistributor(1, 1, "distributor:1 storage:1");
getConfig().setSplitSize(100);
getConfig().setSplitCount(1000000);
getConfig().disableStateChecker("SplitBucket");
insertBucketInfo(document::BucketId(16, 5), 0, 0xff, 100, 200, true, true);
insertBucketInfo(document::BucketId(16, 2), 0, 0xff, 10, 10, true, true);
std::ostringstream ost;
getIdealStateManager().getBucketStatus(ost);
EXPECT_EQ(makeBucketStatusString(
"BucketId(0x4000000000000002) : [node(idx=0,crc=0xff,docs=10/10,bytes=10/10,trusted=true,active=true,ready=false)]<br>\n"
"<b>BucketId(0x4000000000000005):</b> <i> : split: [Splitting bucket because its maximum size (200 b, 100 docs, 100 meta, 200 b total) is "
"higher than the configured limit of (100, 1000000)]</i> [node(idx=0,crc=0xff,docs=100/100,bytes=200/200,trusted=true,"
"active=true,ready=false)]<br>\n"),
ost.str());
tick();
EXPECT_EQ("", active_ideal_state_operations());
}
TEST_F(IdealStateManagerTest, clear_active_on_node_down) {
setSystemState(lib::ClusterState("distributor:1 storage:3"));
for (int i = 1; i < 4; i++) {
insertBucketInfo(document::BucketId(16, i), 0, 0xff, 100, 200);
insertBucketInfo(document::BucketId(16, i), 1, 0xffe, 1020, 2300);
insertBucketInfo(document::BucketId(16, i), 2, 0xfff, 1030, 2400);
}
tick();
// Start all three operations.
for (uint32_t i = 0; i < 3; ++i) {
tick();
}
// Node 2 gets activated for each bucket as it has the most documents.
EXPECT_EQ("setbucketstate to [2] Bucket(BucketSpace(0x0000000000000001), BucketId(0x4000000000000001)) (pri 100)\n"
"setbucketstate to [2] Bucket(BucketSpace(0x0000000000000001), BucketId(0x4000000000000002)) (pri 100)\n"
"setbucketstate to [2] Bucket(BucketSpace(0x0000000000000001), BucketId(0x4000000000000003)) (pri 100)\n",
active_ideal_state_operations());
setSystemState(lib::ClusterState("distributor:1 storage:3 .2.s:d"));
EXPECT_EQ("", active_ideal_state_operations());
EXPECT_EQ(0, pending_message_tracker().getNodeInfo().getPendingCount(0));
}
TEST_F(IdealStateManagerTest, recheck_when_active) {
for (uint32_t j = 0; j < 3; j++) {
insertBucketInfo(document::BucketId(16, 1), j, 0xff - j, 100, 200);
}
setSystemState(lib::ClusterState("distributor:1 storage:3"));
tick();
EXPECT_EQ("setbucketstate to [0] Bucket(BucketSpace(0x0000000000000001), BucketId(0x4000000000000001)) (pri 100)\n",
active_ideal_state_operations());
tick();
EXPECT_EQ("setbucketstate to [0] Bucket(BucketSpace(0x0000000000000001), BucketId(0x4000000000000001)) (pri 100)\n",
active_ideal_state_operations());
tick();
EXPECT_EQ("setbucketstate to [0] Bucket(BucketSpace(0x0000000000000001), BucketId(0x4000000000000001)) (pri 100)\n",
active_ideal_state_operations());
}
TEST_F(IdealStateManagerTest, block_ideal_state_ops_on_full_request_bucket_info) {
setupDistributor(2, 10, "distributor:1 storage:2");
framework::defaultimplementation::FakeClock clock;
PendingMessageTracker tracker(_node->getComponentRegister());
OperationSequencer op_seq;
document::BucketId bid(16, 1234);
std::vector<document::BucketId> buckets;
// RequestBucketInfoCommand does not have a specific bucketid since it's
// sent to the entire node. It will then use a null bucketid.
{
auto msg = std::make_shared<api::RequestBucketInfoCommand>(makeBucketSpace(), buckets);
msg->setAddress(api::StorageMessageAddress::create(dummy_cluster_context.cluster_name_ptr(), lib::NodeType::STORAGE, 4));
tracker.insert(msg);
}
{
RemoveBucketOperation op(dummy_cluster_context,
BucketAndNodes(makeDocumentBucket(bid), toVector<uint16_t>(3, 4)));
EXPECT_TRUE(op.isBlocked(tracker, op_seq));
}
{
// Don't trigger on requests to other nodes.
RemoveBucketOperation op(dummy_cluster_context,
BucketAndNodes(makeDocumentBucket(bid), toVector<uint16_t>(3, 5)));
EXPECT_FALSE(op.isBlocked(tracker, op_seq));
}
// Don't block on null-bucket messages that aren't RequestBucketInfo.
{
auto msg = std::make_shared<api::CreateVisitorCommand>(makeBucketSpace(), "foo", "bar", "baz");
msg->setAddress(api::StorageMessageAddress::create(dummy_cluster_context.cluster_name_ptr(), lib::NodeType::STORAGE, 7));
tracker.insert(msg);
}
{
RemoveBucketOperation op(dummy_cluster_context,
BucketAndNodes(makeDocumentBucket(bid), toVector<uint16_t>(7)));
EXPECT_FALSE(op.isBlocked(tracker, op_seq));
}
}
TEST_F(IdealStateManagerTest, block_check_for_all_operations_to_specific_bucket) {
setupDistributor(2, 10, "distributor:1 storage:2");
framework::defaultimplementation::FakeClock clock;
PendingMessageTracker tracker(_node->getComponentRegister());
OperationSequencer op_seq;
document::BucketId bid(16, 1234);
{
auto msg = std::make_shared<api::JoinBucketsCommand>(makeDocumentBucket(bid));
msg->setAddress(api::StorageMessageAddress::create(dummy_cluster_context.cluster_name_ptr(), lib::NodeType::STORAGE, 4));
tracker.insert(msg);
}
{
RemoveBucketOperation op(dummy_cluster_context,
BucketAndNodes(makeDocumentBucket(bid), toVector<uint16_t>(7)));
// Not blocked for exact node match.
EXPECT_FALSE(checkBlock(op, makeDocumentBucket(bid), tracker, op_seq));
// But blocked for bucket match!
EXPECT_TRUE(checkBlockForAllNodes(op, makeDocumentBucket(bid), tracker, op_seq));
}
}
TEST_F(IdealStateManagerTest, block_operations_with_locked_buckets) {
setupDistributor(2, 10, "distributor:1 storage:2");
framework::defaultimplementation::FakeClock clock;
PendingMessageTracker tracker(_node->getComponentRegister());
OperationSequencer op_seq;
const auto bucket = makeDocumentBucket(document::BucketId(16, 1234));
{
auto msg = std::make_shared<api::JoinBucketsCommand>(bucket);
msg->setAddress(api::StorageMessageAddress::create(dummy_cluster_context.cluster_name_ptr(), lib::NodeType::STORAGE, 1));
tracker.insert(msg);
}
auto token = op_seq.try_acquire(bucket, "foo");
EXPECT_TRUE(token.valid());
{
RemoveBucketOperation op(dummy_cluster_context, BucketAndNodes(bucket, toVector<uint16_t>(0)));
EXPECT_TRUE(checkBlock(op, bucket, tracker, op_seq));
EXPECT_TRUE(checkBlockForAllNodes(op, bucket, tracker, op_seq));
}
}
std::string
IdealStateManagerTest::makeBucketStatusString(const std::string &defaultSpaceBucketStatus)
{
std::ostringstream ost;
for (const auto &bucketSpace : _bucketSpaces) {
ost << "<h2>" << FixedBucketSpaces::to_string(bucketSpace) << " - " << bucketSpace << "</h2>\n";
if (bucketSpace == FixedBucketSpaces::default_space()) {
ost << defaultSpaceBucketStatus;
}
}
return ost.str();
}
} // storage::distributor
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