fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
325 lines
12 KiB
325 lines
12 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
|
|
// This source code is licensed under both the GPLv2 (found in the
|
|
// COPYING file in the root directory) and Apache 2.0 License
|
|
// (found in the LICENSE.Apache file in the root directory).
|
|
|
|
#include "db/blob/blob_counting_iterator.h"
|
|
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include "db/blob/blob_garbage_meter.h"
|
|
#include "db/blob/blob_index.h"
|
|
#include "db/blob/blob_log_format.h"
|
|
#include "db/dbformat.h"
|
|
#include "test_util/testharness.h"
|
|
#include "test_util/testutil.h"
|
|
|
|
namespace ROCKSDB_NAMESPACE {
|
|
|
|
void CheckInFlow(const BlobGarbageMeter& blob_garbage_meter,
|
|
uint64_t blob_file_number, uint64_t count, uint64_t bytes) {
|
|
const auto& flows = blob_garbage_meter.flows();
|
|
|
|
const auto it = flows.find(blob_file_number);
|
|
if (it == flows.end()) {
|
|
ASSERT_EQ(count, 0);
|
|
ASSERT_EQ(bytes, 0);
|
|
return;
|
|
}
|
|
|
|
const auto& in = it->second.GetInFlow();
|
|
|
|
ASSERT_EQ(in.GetCount(), count);
|
|
ASSERT_EQ(in.GetBytes(), bytes);
|
|
}
|
|
|
|
TEST(BlobCountingIteratorTest, CountBlobs) {
|
|
// Note: the input consists of three key-values: two are blob references to
|
|
// different blob files, while the third one is a plain value.
|
|
constexpr char user_key0[] = "key0";
|
|
constexpr char user_key1[] = "key1";
|
|
constexpr char user_key2[] = "key2";
|
|
|
|
const std::vector<std::string> keys{
|
|
test::KeyStr(user_key0, 1, kTypeBlobIndex),
|
|
test::KeyStr(user_key1, 2, kTypeBlobIndex),
|
|
test::KeyStr(user_key2, 3, kTypeValue)};
|
|
|
|
constexpr uint64_t first_blob_file_number = 4;
|
|
constexpr uint64_t first_offset = 1000;
|
|
constexpr uint64_t first_size = 2000;
|
|
|
|
std::string first_blob_index;
|
|
BlobIndex::EncodeBlob(&first_blob_index, first_blob_file_number, first_offset,
|
|
first_size, kNoCompression);
|
|
|
|
constexpr uint64_t second_blob_file_number = 6;
|
|
constexpr uint64_t second_offset = 2000;
|
|
constexpr uint64_t second_size = 4000;
|
|
|
|
std::string second_blob_index;
|
|
BlobIndex::EncodeBlob(&second_blob_index, second_blob_file_number,
|
|
second_offset, second_size, kNoCompression);
|
|
|
|
const std::vector<std::string> values{first_blob_index, second_blob_index,
|
|
"raw_value"};
|
|
|
|
assert(keys.size() == values.size());
|
|
|
|
test::VectorIterator input(keys, values);
|
|
BlobGarbageMeter blob_garbage_meter;
|
|
|
|
BlobCountingIterator blob_counter(&input, &blob_garbage_meter);
|
|
|
|
constexpr uint64_t first_expected_bytes =
|
|
first_size +
|
|
BlobLogRecord::CalculateAdjustmentForRecordHeader(sizeof(user_key0) - 1);
|
|
constexpr uint64_t second_expected_bytes =
|
|
second_size +
|
|
BlobLogRecord::CalculateAdjustmentForRecordHeader(sizeof(user_key1) - 1);
|
|
|
|
// Call SeekToFirst and iterate forward
|
|
blob_counter.SeekToFirst();
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[0]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key0);
|
|
ASSERT_EQ(blob_counter.value(), values[0]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 1,
|
|
first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 0, 0);
|
|
|
|
blob_counter.Next();
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[1]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key1);
|
|
ASSERT_EQ(blob_counter.value(), values[1]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 1,
|
|
first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 1,
|
|
second_expected_bytes);
|
|
|
|
blob_counter.Next();
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[2]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key2);
|
|
ASSERT_EQ(blob_counter.value(), values[2]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 1,
|
|
first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 1,
|
|
second_expected_bytes);
|
|
|
|
blob_counter.Next();
|
|
ASSERT_FALSE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 1,
|
|
first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 1,
|
|
second_expected_bytes);
|
|
|
|
// Do it again using NextAndGetResult
|
|
blob_counter.SeekToFirst();
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[0]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key0);
|
|
ASSERT_EQ(blob_counter.value(), values[0]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 2,
|
|
2 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 1,
|
|
second_expected_bytes);
|
|
|
|
{
|
|
IterateResult result;
|
|
ASSERT_TRUE(blob_counter.NextAndGetResult(&result));
|
|
ASSERT_EQ(result.key, keys[1]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key1);
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[1]);
|
|
ASSERT_EQ(blob_counter.value(), values[1]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 2,
|
|
2 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 2,
|
|
2 * second_expected_bytes);
|
|
}
|
|
|
|
{
|
|
IterateResult result;
|
|
ASSERT_TRUE(blob_counter.NextAndGetResult(&result));
|
|
ASSERT_EQ(result.key, keys[2]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key2);
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[2]);
|
|
ASSERT_EQ(blob_counter.value(), values[2]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 2,
|
|
2 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 2,
|
|
2 * second_expected_bytes);
|
|
}
|
|
|
|
{
|
|
IterateResult result;
|
|
ASSERT_FALSE(blob_counter.NextAndGetResult(&result));
|
|
ASSERT_FALSE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 2,
|
|
2 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 2,
|
|
2 * second_expected_bytes);
|
|
}
|
|
|
|
// Call SeekToLast and iterate backward
|
|
blob_counter.SeekToLast();
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[2]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key2);
|
|
ASSERT_EQ(blob_counter.value(), values[2]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 2,
|
|
2 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 2,
|
|
2 * second_expected_bytes);
|
|
|
|
blob_counter.Prev();
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[1]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key1);
|
|
ASSERT_EQ(blob_counter.value(), values[1]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 2,
|
|
2 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 3,
|
|
3 * second_expected_bytes);
|
|
|
|
blob_counter.Prev();
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[0]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key0);
|
|
ASSERT_EQ(blob_counter.value(), values[0]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 3,
|
|
3 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 3,
|
|
3 * second_expected_bytes);
|
|
|
|
blob_counter.Prev();
|
|
ASSERT_FALSE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 3,
|
|
3 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 3,
|
|
3 * second_expected_bytes);
|
|
|
|
// Call Seek for all keys (plus one that's greater than all of them)
|
|
blob_counter.Seek(keys[0]);
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[0]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key0);
|
|
ASSERT_EQ(blob_counter.value(), values[0]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 4,
|
|
4 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 3,
|
|
3 * second_expected_bytes);
|
|
|
|
blob_counter.Seek(keys[1]);
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[1]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key1);
|
|
ASSERT_EQ(blob_counter.value(), values[1]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 4,
|
|
4 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 4,
|
|
4 * second_expected_bytes);
|
|
|
|
blob_counter.Seek(keys[2]);
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[2]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key2);
|
|
ASSERT_EQ(blob_counter.value(), values[2]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 4,
|
|
4 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 4,
|
|
4 * second_expected_bytes);
|
|
|
|
blob_counter.Seek("zzz");
|
|
ASSERT_FALSE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 4,
|
|
4 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 4,
|
|
4 * second_expected_bytes);
|
|
|
|
// Call SeekForPrev for all keys (plus one that's less than all of them)
|
|
blob_counter.SeekForPrev("aaa");
|
|
ASSERT_FALSE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 4,
|
|
4 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 4,
|
|
4 * second_expected_bytes);
|
|
|
|
blob_counter.SeekForPrev(keys[0]);
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[0]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key0);
|
|
ASSERT_EQ(blob_counter.value(), values[0]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 5,
|
|
5 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 4,
|
|
4 * second_expected_bytes);
|
|
|
|
blob_counter.SeekForPrev(keys[1]);
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[1]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key1);
|
|
ASSERT_EQ(blob_counter.value(), values[1]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 5,
|
|
5 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 5,
|
|
5 * second_expected_bytes);
|
|
|
|
blob_counter.SeekForPrev(keys[2]);
|
|
ASSERT_TRUE(blob_counter.Valid());
|
|
ASSERT_OK(blob_counter.status());
|
|
ASSERT_EQ(blob_counter.key(), keys[2]);
|
|
ASSERT_EQ(blob_counter.user_key(), user_key2);
|
|
ASSERT_EQ(blob_counter.value(), values[2]);
|
|
CheckInFlow(blob_garbage_meter, first_blob_file_number, 5,
|
|
5 * first_expected_bytes);
|
|
CheckInFlow(blob_garbage_meter, second_blob_file_number, 5,
|
|
5 * second_expected_bytes);
|
|
}
|
|
|
|
TEST(BlobCountingIteratorTest, CorruptBlobIndex) {
|
|
const std::vector<std::string> keys{
|
|
test::KeyStr("user_key", 1, kTypeBlobIndex)};
|
|
const std::vector<std::string> values{"i_am_not_a_blob_index"};
|
|
|
|
assert(keys.size() == values.size());
|
|
|
|
test::VectorIterator input(keys, values);
|
|
BlobGarbageMeter blob_garbage_meter;
|
|
|
|
BlobCountingIterator blob_counter(&input, &blob_garbage_meter);
|
|
|
|
blob_counter.SeekToFirst();
|
|
ASSERT_FALSE(blob_counter.Valid());
|
|
ASSERT_NOK(blob_counter.status());
|
|
}
|
|
|
|
} // namespace ROCKSDB_NAMESPACE
|
|
|
|
int main(int argc, char** argv) {
|
|
::testing::InitGoogleTest(&argc, argv);
|
|
return RUN_ALL_TESTS();
|
|
}
|
|
|