forked from townforge/townforge
364 lines
11 KiB
C++
364 lines
11 KiB
C++
// Copyright (c) 2014-2020, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
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#pragma once
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#include <atomic>
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#include <boost/asio/io_service.hpp>
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#include <boost/uuid/uuid_io.hpp>
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#include "include_base_utils.h"
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#include "string_tools.h"
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#include "net/levin_protocol_handler_async.h"
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#include "net/abstract_tcp_server2.h"
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#include "serialization/keyvalue_serialization.h"
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#include "../unit_tests/unit_tests_utils.h"
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namespace net_load_tests
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{
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struct test_connection_context : epee::net_utils::connection_context_base
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{
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test_connection_context(): epee::net_utils::connection_context_base(boost::uuids::nil_uuid(), {}, false, false), m_closed(false) {}
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static constexpr int handshake_command() noexcept { return 1001; }
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static constexpr bool handshake_complete() noexcept { return true; }
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size_t get_max_bytes(int command) const { return LEVIN_DEFAULT_MAX_PACKET_SIZE; }
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volatile bool m_closed;
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};
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typedef epee::levin::async_protocol_handler<test_connection_context> test_levin_protocol_handler;
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typedef epee::levin::async_protocol_handler_config<test_connection_context> test_levin_protocol_handler_config;
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typedef epee::net_utils::connection<test_levin_protocol_handler> test_connection;
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typedef epee::net_utils::boosted_tcp_server<test_levin_protocol_handler> test_tcp_server;
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struct test_levin_commands_handler : public epee::levin::levin_commands_handler<test_connection_context>
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{
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test_levin_commands_handler()
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//: m_return_code(LEVIN_OK)
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//, m_last_command(-1)
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{
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}
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virtual int invoke(int command, const epee::span<const uint8_t> in_buff, epee::byte_stream& buff_out, test_connection_context& context)
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{
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//m_invoke_counter.inc();
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//std::unique_lock<std::mutex> lock(m_mutex);
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//m_last_command = command;
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//m_last_in_buf = in_buff;
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//buff_out = m_invoke_out_buf;
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//return m_return_code;
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return LEVIN_OK;
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}
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virtual int notify(int command, const epee::span<const uint8_t> in_buff, test_connection_context& context)
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{
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//m_notify_counter.inc();
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//std::unique_lock<std::mutex> lock(m_mutex);
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//m_last_command = command;
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//m_last_in_buf = in_buff;
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//return m_return_code;
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return LEVIN_OK;
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}
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virtual void callback(test_connection_context& context)
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{
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//m_callback_counter.inc();
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//std::cout << "test_levin_commands_handler::callback()" << std::endl;
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}
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virtual void on_connection_new(test_connection_context& context)
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{
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m_new_connection_counter.inc();
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//std::cout << "test_levin_commands_handler::on_connection_new()" << std::endl;
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}
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virtual void on_connection_close(test_connection_context& context)
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{
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m_close_connection_counter.inc();
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//std::cout << "test_levin_commands_handler::on_connection_close()" << std::endl;
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}
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//size_t invoke_counter() const { return m_invoke_counter.get(); }
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//size_t notify_counter() const { return m_notify_counter.get(); }
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//size_t callback_counter() const { return m_callback_counter.get(); }
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size_t new_connection_counter() const { return m_new_connection_counter.get(); }
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size_t close_connection_counter() const { return m_close_connection_counter.get(); }
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//int return_code() const { return m_return_code; }
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//void return_code(int v) { m_return_code = v; }
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//const std::string& invoke_out_buf() const { return m_invoke_out_buf; }
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//void invoke_out_buf(const std::string& v) { m_invoke_out_buf = v; }
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//int last_command() const { return m_last_command; }
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//const std::string& last_in_buf() const { return m_last_in_buf; }
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protected:
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//unit_test::call_counter m_invoke_counter;
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//unit_test::call_counter m_notify_counter;
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//unit_test::call_counter m_callback_counter;
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unit_test::call_counter m_new_connection_counter;
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unit_test::call_counter m_close_connection_counter;
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//std::mutex m_mutex;
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//int m_return_code;
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//std::string m_invoke_out_buf;
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//int m_last_command;
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//std::string m_last_in_buf;
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};
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class open_close_test_helper
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{
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public:
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open_close_test_helper(test_tcp_server& tcp_server, size_t open_request_target, size_t max_opened_connection_count)
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: m_tcp_server(tcp_server)
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, m_max_opened_connection_count(max_opened_connection_count)
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, m_opened_connection_count(0)
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, m_next_opened_conn_idx(0)
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, m_next_closed_conn_idx(0)
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, m_connections(open_request_target)
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{
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for (auto& conn_id : m_connections)
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conn_id = boost::uuids::nil_uuid();
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}
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bool handle_new_connection(const boost::uuids::uuid& connection_id, bool ignore_close_fails = false)
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{
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size_t idx = m_next_opened_conn_idx.fetch_add(1, std::memory_order_relaxed);
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if (idx >= m_connections.size())
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{
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LOG_PRINT_L0("ERROR: connections overflow");
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exit(1);
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}
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m_connections[idx] = connection_id;
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size_t prev_connection_count = m_opened_connection_count.fetch_add(1, std::memory_order_relaxed);
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if (m_max_opened_connection_count <= prev_connection_count)
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{
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return close_next_connection(ignore_close_fails);
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}
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return true;
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}
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void close_remaining_connections()
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{
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while (close_next_connection(false));
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}
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bool close_next_connection(bool ignore_close_fails)
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{
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size_t idx = m_next_closed_conn_idx.fetch_add(1, std::memory_order_relaxed);
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if (m_next_opened_conn_idx.load(std::memory_order_relaxed) <= idx)
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{
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LOG_PRINT_L0("Not enough opened connections");
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return false;
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}
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if (m_connections[idx].is_nil())
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{
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LOG_PRINT_L0("Connection isn't opened");
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return false;
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}
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if (!m_tcp_server.get_config_object().close(m_connections[idx]))
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{
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LOG_PRINT_L0("Close connection error: " << m_connections[idx]);
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if (!ignore_close_fails)
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{
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return false;
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}
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}
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m_connections[idx] = boost::uuids::nil_uuid();
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m_opened_connection_count.fetch_sub(1, std::memory_order_relaxed);
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return true;
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}
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size_t opened_connection_count() const { return m_opened_connection_count.load(std::memory_order_relaxed); }
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private:
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test_tcp_server& m_tcp_server;
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size_t m_max_opened_connection_count;
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std::atomic<size_t> m_opened_connection_count;
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std::atomic<size_t> m_next_opened_conn_idx;
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std::atomic<size_t> m_next_closed_conn_idx;
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std::vector<boost::uuids::uuid> m_connections;
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};
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const unsigned int min_thread_count = 2;
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const std::string clt_port("36230");
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const std::string srv_port("36231");
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enum command_ids
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{
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cmd_close_all_connections_id = 73564,
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cmd_start_open_close_test_id,
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cmd_get_statistics_id,
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cmd_reset_statistics_id,
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cmd_shutdown_id,
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cmd_send_data_requests_id,
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cmd_data_request_id
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};
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struct CMD_CLOSE_ALL_CONNECTIONS
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{
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const static int ID = cmd_close_all_connections_id;
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struct request
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{
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BEGIN_KV_SERIALIZE_MAP()
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END_KV_SERIALIZE_MAP()
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};
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};
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struct CMD_START_OPEN_CLOSE_TEST
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{
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const static int ID = cmd_start_open_close_test_id;
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struct request
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{
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uint64_t open_request_target;
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uint64_t max_opened_conn_count;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(open_request_target)
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KV_SERIALIZE(max_opened_conn_count)
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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BEGIN_KV_SERIALIZE_MAP()
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END_KV_SERIALIZE_MAP()
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};
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};
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struct CMD_GET_STATISTICS
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{
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const static int ID = cmd_get_statistics_id;
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struct request
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{
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BEGIN_KV_SERIALIZE_MAP()
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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uint64_t opened_connections_count;
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uint64_t new_connection_counter;
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uint64_t close_connection_counter;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(opened_connections_count)
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KV_SERIALIZE(new_connection_counter)
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KV_SERIALIZE(close_connection_counter)
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END_KV_SERIALIZE_MAP()
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std::string to_string() const
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{
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std::stringstream ss;
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ss << "opened_connections_count = " << opened_connections_count <<
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", new_connection_counter = " << new_connection_counter <<
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", close_connection_counter = " << close_connection_counter;
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return ss.str();
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}
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};
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};
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struct CMD_RESET_STATISTICS
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{
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const static int ID = cmd_reset_statistics_id;
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struct request
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{
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BEGIN_KV_SERIALIZE_MAP()
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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BEGIN_KV_SERIALIZE_MAP()
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END_KV_SERIALIZE_MAP()
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};
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};
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struct CMD_SHUTDOWN
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{
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const static int ID = cmd_shutdown_id;
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struct request
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{
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BEGIN_KV_SERIALIZE_MAP()
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END_KV_SERIALIZE_MAP()
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};
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};
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struct CMD_SEND_DATA_REQUESTS
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{
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const static int ID = cmd_send_data_requests_id;
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struct request
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{
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uint64_t request_size;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(request_size)
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END_KV_SERIALIZE_MAP()
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};
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};
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struct CMD_DATA_REQUEST
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{
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const static int ID = cmd_data_request_id;
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struct request
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{
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std::string data;
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uint64_t response_size;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(data)
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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std::string data;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(data)
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END_KV_SERIALIZE_MAP()
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};
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};
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}
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