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ton/tddb/test/key_value.cpp
2019-09-07 14:33:36 +04:00

246 lines
7.5 KiB
C++

/*
This file is part of TON Blockchain Library.
TON Blockchain Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
TON Blockchain Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
Copyright 2017-2019 Telegram Systems LLP
*/
#include "td/utils/tests.h"
#include "td/db/KeyValueAsync.h"
#include "td/db/KeyValue.h"
#include "td/db/RocksDb.h"
#include "td/utils/benchmark.h"
#include "td/utils/buffer.h"
#include "td/utils/optional.h"
#include "td/utils/UInt.h"
TEST(KeyValue, simple) {
td::Slice db_name = "testdb";
td::RocksDb::destroy(db_name).ignore();
std::unique_ptr<td::KeyValue> kv = std::make_unique<td::RocksDb>(td::RocksDb::open(db_name.str()).move_as_ok());
auto set_value = [&](td::Slice key, td::Slice value) { kv->set(key, value); };
auto ensure_value = [&](td::Slice key, td::Slice value) {
std::string kv_value;
auto status = kv->get(key, kv_value).move_as_ok();
ASSERT_EQ(td::int32(status), td::int32(td::KeyValue::GetStatus::Ok));
ASSERT_EQ(kv_value, value);
};
auto ensure_no_value = [&](td::Slice key) {
std::string kv_value;
auto status = kv->get(key, kv_value).move_as_ok();
ASSERT_EQ(td::int32(status), td::int32(td::KeyValue::GetStatus::NotFound));
};
ensure_no_value("A");
set_value("A", "HELLO");
ensure_value("A", "HELLO");
td::UInt128 x;
std::fill(as_slice(x).begin(), as_slice(x).end(), '1');
x.raw[5] = 0;
set_value(as_slice(x), as_slice(x));
ensure_value(as_slice(x), as_slice(x));
kv.reset();
kv = std::make_unique<td::RocksDb>(td::RocksDb::open(db_name.str()).move_as_ok());
ensure_value("A", "HELLO");
ensure_value(as_slice(x), as_slice(x));
};
TEST(KeyValue, async_simple) {
td::Slice db_name = "testdb";
td::RocksDb::destroy(db_name).ignore();
td::actor::Scheduler scheduler({6});
auto watcher = td::create_shared_destructor([] { td::actor::SchedulerContext::get()->stop(); });
class Worker : public td::actor::Actor {
public:
Worker(std::shared_ptr<td::Destructor> watcher, std::string db_name)
: watcher_(std::move(watcher)), db_name_(std::move(db_name)) {
}
void start_up() override {
loop();
}
void tear_down() override {
}
void loop() override {
if (!kv_) {
kv_ = td::KeyValueAsync<td::UInt128, td::BufferSlice>(
std::make_unique<td::RocksDb>(td::RocksDb::open(db_name_).move_as_ok()));
set_start_at_ = td::Timestamp::now();
}
if (next_set_ && next_set_.is_in_past()) {
for (size_t i = 0; i < 10 && left_cnt_ > 0; i++, left_cnt_--) {
do_set();
}
if (left_cnt_ > 0) {
next_set_ = td::Timestamp::in(0.001);
alarm_timestamp() = next_set_;
} else {
next_set_ = td::Timestamp::never();
set_finish_at_ = td::Timestamp::now();
}
}
}
private:
std::shared_ptr<td::Destructor> watcher_;
td::optional<td::KeyValueAsync<td::UInt128, td::BufferSlice>> kv_;
std::string db_name_;
int left_cnt_ = 10000;
int pending_cnt_ = left_cnt_;
td::Timestamp next_set_ = td::Timestamp::now();
td::Timestamp set_start_at_;
td::Timestamp set_finish_at_;
void do_set() {
td::UInt128 key;
td::Random::secure_bytes(as_slice(key));
td::BufferSlice data(1024);
td::Random::secure_bytes(as_slice(data));
kv_.value().set(key, std::move(data), [actor_id = actor_id(this)](td::Result<td::Unit> res) {
res.ensure();
send_closure(actor_id, &Worker::on_stored);
});
}
void on_stored() {
pending_cnt_--;
if (pending_cnt_ == 0) {
auto now = td::Timestamp::now();
LOG(ERROR) << (now.at() - set_finish_at_.at());
LOG(ERROR) << (set_finish_at_.at() - set_start_at_.at());
stop();
}
}
};
scheduler.run_in_context([watcher = std::move(watcher), &db_name]() mutable {
td::actor::create_actor<Worker>("Worker", watcher, db_name.str()).release();
watcher.reset();
});
scheduler.run();
};
class KeyValueBenchmark : public td::Benchmark {
public:
std::string get_description() const override {
return "kv transation benchmark";
}
void start_up() override {
td::RocksDb::destroy("ttt");
db_ = td::RocksDb::open("ttt").move_as_ok();
}
void tear_down() override {
db_ = {};
}
void run(int n) override {
for (int i = 0; i < n; i++) {
db_.value().begin_transaction();
db_.value().set(PSLICE() << i, PSLICE() << i);
db_.value().commit_transaction();
}
}
private:
td::optional<td::RocksDb> db_;
};
TEST(KeyValue, Bench) {
td::bench(KeyValueBenchmark());
}
TEST(KeyValue, Stress) {
return;
td::Slice db_name = "testdb";
td::RocksDb::destroy(db_name).ignore();
td::actor::Scheduler scheduler({6});
auto watcher = td::create_shared_destructor([] { td::actor::SchedulerContext::get()->stop(); });
class Worker : public td::actor::Actor {
public:
Worker(std::shared_ptr<td::Destructor> watcher, std::string db_name)
: watcher_(std::move(watcher)), db_name_(std::move(db_name)) {
}
void start_up() override {
loop();
}
void tear_down() override {
}
void loop() override {
if (!kv_) {
kv_ = td::KeyValueAsync<td::UInt128, td::BufferSlice>(
std::make_unique<td::RocksDb>(td::RocksDb::open(db_name_).move_as_ok()));
set_start_at_ = td::Timestamp::now();
}
if (next_set_ && next_set_.is_in_past()) {
for (size_t i = 0; i < 10 && left_cnt_ > 0; i++, left_cnt_--) {
do_set();
}
if (left_cnt_ > 0) {
next_set_ = td::Timestamp::in(0.01);
alarm_timestamp() = next_set_;
} else {
next_set_ = td::Timestamp::never();
set_finish_at_ = td::Timestamp::now();
}
}
}
private:
std::shared_ptr<td::Destructor> watcher_;
td::optional<td::KeyValueAsync<td::UInt128, td::BufferSlice>> kv_;
std::string db_name_;
int left_cnt_ = 1000000000;
int pending_cnt_ = left_cnt_;
td::Timestamp next_set_ = td::Timestamp::now();
td::Timestamp set_start_at_;
td::Timestamp set_finish_at_;
void do_set() {
td::UInt128 key = td::UInt128::zero();
td::Random::secure_bytes(as_slice(key).substr(0, 1));
td::BufferSlice data(1024);
td::Random::secure_bytes(as_slice(data));
kv_.value().set(key, std::move(data), [actor_id = actor_id(this)](td::Result<td::Unit> res) {
res.ensure();
send_closure(actor_id, &Worker::on_stored);
});
}
void on_stored() {
pending_cnt_--;
if (pending_cnt_ == 0) {
auto now = td::Timestamp::now();
LOG(ERROR) << (now.at() - set_finish_at_.at());
LOG(ERROR) << (set_finish_at_.at() - set_start_at_.at());
stop();
}
}
};
scheduler.run_in_context([watcher = std::move(watcher), &db_name]() mutable {
td::actor::create_actor<Worker>("Worker", watcher, db_name.str()).release();
watcher.reset();
});
scheduler.run();
}