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- /***************************************************************************
- *
- * Project _____ __ ____ _ _
- * ( _ ) /__\ (_ _)_| |_ _| |_
- * )(_)( /(__)\ )( (_ _)(_ _)
- * (_____)(__)(__)(__) |_| |_|
- *
- *
- * Copyright 2018-present, Leonid Stryzhevskyi <lganzzzo@gmail.com>
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- ***************************************************************************/
- #include "ConnectionPoolTest.hpp"
- #include "oatpp/network/ConnectionPool.hpp"
- #include "oatpp/core/async/Executor.hpp"
- namespace oatpp { namespace test { namespace network {
- namespace {
- typedef oatpp::provider::Pool<
- oatpp::network::ConnectionProvider,
- oatpp::data::stream::IOStream,
- oatpp::network::ConnectionAcquisitionProxy
- > ConnectionPool;
- class StubStream : public oatpp::data::stream::IOStream, public oatpp::base::Countable {
- public:
- v_io_size write(const void *buff, v_buff_size count, async::Action& actions) override {
- throw std::runtime_error("It's a stub!");
- }
- v_io_size read(void *buff, v_buff_size count, async::Action& action) override {
- throw std::runtime_error("It's a stub!");
- }
- void setOutputStreamIOMode(oatpp::data::stream::IOMode ioMode) override {
- throw std::runtime_error("It's a stub!");
- }
- oatpp::data::stream::IOMode getOutputStreamIOMode() override {
- throw std::runtime_error("It's a stub!");
- }
- oatpp::data::stream::Context& getOutputStreamContext() override {
- throw std::runtime_error("It's a stub!");
- }
- void setInputStreamIOMode(oatpp::data::stream::IOMode ioMode) override {
- throw std::runtime_error("It's a stub!");
- }
- oatpp::data::stream::IOMode getInputStreamIOMode() override {
- throw std::runtime_error("It's a stub!");
- }
- oatpp::data::stream::Context& getInputStreamContext() override {
- throw std::runtime_error("It's a stub!");
- }
- };
- class StubStreamProvider : public oatpp::network::ConnectionProvider {
- private:
- class Invalidator : public oatpp::provider::Invalidator<oatpp::data::stream::IOStream> {
- public:
- void invalidate(const std::shared_ptr<oatpp::data::stream::IOStream>& connection) override {
- (void)connection;
- // DO Nothing.
- }
- };
- private:
- std::shared_ptr<Invalidator> m_invalidator = std::make_shared<Invalidator>();
- public:
- StubStreamProvider()
- : counter(0)
- {}
- std::atomic<v_int64> counter;
- oatpp::provider::ResourceHandle<oatpp::data::stream::IOStream> get() override {
- ++ counter;
- return oatpp::provider::ResourceHandle<oatpp::data::stream::IOStream>(
- std::make_shared<StubStream>(),
- m_invalidator
- );
- }
- oatpp::async::CoroutineStarterForResult<const oatpp::provider::ResourceHandle<oatpp::data::stream::IOStream>&> getAsync() override {
- class ConnectionCoroutine : public oatpp::async::CoroutineWithResult<ConnectionCoroutine, const oatpp::provider::ResourceHandle<oatpp::data::stream::IOStream>&> {
- private:
- std::shared_ptr<Invalidator> m_invalidator;
- public:
- ConnectionCoroutine(const std::shared_ptr<Invalidator>& invalidator)
- : m_invalidator(invalidator)
- {}
- Action act() override {
- return _return(oatpp::provider::ResourceHandle<oatpp::data::stream::IOStream>(
- std::make_shared<StubStream>(),
- m_invalidator
- ));
- }
- };
- ++ counter;
- return ConnectionCoroutine::startForResult(m_invalidator);
- }
- void stop() override {
- // DO NOTHING
- }
- };
- class ClientCoroutine : public oatpp::async::Coroutine<ClientCoroutine> {
- private:
- std::shared_ptr<ConnectionPool> m_pool;
- oatpp::provider::ResourceHandle<oatpp::data::stream::IOStream> m_connection;
- v_int32 m_repeats;
- bool m_invalidate;
- public:
- ClientCoroutine(const std::shared_ptr<ConnectionPool>& pool, bool invalidate)
- : m_pool(pool)
- , m_repeats(0)
- , m_invalidate(invalidate)
- {}
- Action act() override {
- return m_pool->getAsync().callbackTo(&ClientCoroutine::onConnection);
- }
- Action onConnection(const oatpp::provider::ResourceHandle<oatpp::data::stream::IOStream>& connection) {
- m_connection = connection;
- return yieldTo(&ClientCoroutine::useConnection);
- }
- Action useConnection() {
- if(m_repeats < 1) {
- m_repeats ++;
- return waitFor(std::chrono::milliseconds(100)).next(yieldTo(&ClientCoroutine::useConnection));
- }
- if(m_invalidate) {
- m_connection.invalidator->invalidate(m_connection.object);
- }
- return finish();
- }
- };
- void clientMethod(std::shared_ptr<ConnectionPool> pool, bool invalidate) {
- auto connection = pool->get();
- std::this_thread::sleep_for(std::chrono::milliseconds(100));
- if(invalidate) {
- connection.invalidator->invalidate(connection.object);
- }
- }
- }
- void ConnectionPoolTest::onRun() {
- oatpp::async::Executor executor(1, 1, 1);
- auto connectionProvider = std::make_shared<StubStreamProvider>();
- auto pool = ConnectionPool::createShared(connectionProvider, 10 /* maxConnections */, std::chrono::seconds(10) /* maxConnectionTTL */);
- std::list<std::thread> threads;
- for(v_int32 i = 0; i < 100; i ++ ) {
- threads.push_back(std::thread(clientMethod, pool, false));
- executor.execute<ClientCoroutine>(pool, false);
- }
- for(std::thread& thread : threads) {
- thread.join();
- }
- executor.waitTasksFinished();
- OATPP_LOGD(TAG, "connections_counter=%d", connectionProvider->counter.load());
- OATPP_ASSERT(connectionProvider->counter <= 10);
- pool->stop();
- executor.stop();
- executor.join();
- /* wait pool cleanup task exit */
- std::this_thread::sleep_for(std::chrono::milliseconds(200));
- }
- }}}
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