mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-17 13:13:36 +00:00
466 lines
16 KiB
C++
466 lines
16 KiB
C++
#include "Runner.h"
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#include <Poco/Util/AbstractConfiguration.h>
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#include "Common/ZooKeeper/ZooKeeperCommon.h"
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#include "Common/ZooKeeper/ZooKeeperConstants.h"
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#include <Common/EventNotifier.h>
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#include <Common/Config/ConfigProcessor.h>
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#include "IO/ReadBufferFromString.h"
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#include <IO/WriteBufferFromFile.h>
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#include <IO/WriteBufferFromString.h>
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#include <IO/copyData.h>
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namespace CurrentMetrics
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{
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extern const Metric LocalThread;
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extern const Metric LocalThreadActive;
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extern const Metric LocalThreadScheduled;
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}
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namespace DB::ErrorCodes
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{
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extern const int CANNOT_BLOCK_SIGNAL;
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extern const int BAD_ARGUMENTS;
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}
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Runner::Runner(
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std::optional<size_t> concurrency_,
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const std::string & config_path,
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const Strings & hosts_strings_,
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std::optional<double> max_time_,
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std::optional<double> delay_,
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std::optional<bool> continue_on_error_,
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std::optional<size_t> max_iterations_)
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: info(std::make_shared<Stats>())
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{
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DB::ConfigProcessor config_processor(config_path, true, false);
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auto config = config_processor.loadConfig().configuration;
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generator.emplace(*config);
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if (!hosts_strings_.empty())
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{
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for (const auto & host : hosts_strings_)
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connection_infos.push_back({.host = host});
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}
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else
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{
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if (!config)
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throw DB::Exception(DB::ErrorCodes::BAD_ARGUMENTS, "No config file or hosts defined");
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parseHostsFromConfig(*config);
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}
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std::cerr << "---- Run options ---- " << std::endl;
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static constexpr uint64_t DEFAULT_CONCURRENCY = 1;
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if (concurrency_)
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concurrency = *concurrency_;
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else
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concurrency = config->getUInt64("concurrency", DEFAULT_CONCURRENCY);
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std::cerr << "Concurrency: " << concurrency << std::endl;
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static constexpr uint64_t DEFAULT_ITERATIONS = 0;
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if (max_iterations_)
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max_iterations = *max_iterations_;
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else
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max_iterations = config->getUInt64("iterations", DEFAULT_ITERATIONS);
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std::cerr << "Iterations: " << max_iterations << std::endl;
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static constexpr double DEFAULT_DELAY = 1.0;
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if (delay_)
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delay = *delay_;
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else
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delay = config->getDouble("report_delay", DEFAULT_DELAY);
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std::cerr << "Report delay: " << delay << std::endl;
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static constexpr double DEFAULT_TIME_LIMIT = 0.0;
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if (max_time_)
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max_time = *max_time_;
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else
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max_time = config->getDouble("timelimit", DEFAULT_TIME_LIMIT);
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std::cerr << "Time limit: " << max_time << std::endl;
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if (continue_on_error_)
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continue_on_error = *continue_on_error_;
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else
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continue_on_error = config->getBool("continue_on_error", false);
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std::cerr << "Continue on error: " << continue_on_error << std::endl;
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static const std::string output_key = "output";
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print_to_stdout = config->getBool(output_key + ".stdout", false);
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std::cerr << "Printing output to stdout: " << print_to_stdout << std::endl;
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static const std::string output_file_key = output_key + ".file";
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if (config->has(output_file_key))
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{
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if (config->has(output_file_key + ".path"))
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{
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file_output = config->getString(output_file_key + ".path");
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output_file_with_timestamp = config->getBool(output_file_key + ".with_timestamp");
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}
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else
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file_output = config->getString(output_file_key);
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std::cerr << "Result file path: " << file_output->string() << std::endl;
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}
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std::cerr << "---- Run options ----\n" << std::endl;
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pool.emplace(CurrentMetrics::LocalThread, CurrentMetrics::LocalThreadActive, CurrentMetrics::LocalThreadScheduled, concurrency);
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queue.emplace(concurrency);
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}
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void Runner::parseHostsFromConfig(const Poco::Util::AbstractConfiguration & config)
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{
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ConnectionInfo default_connection_info;
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const auto fill_connection_details = [&](const std::string & key, auto & connection_info)
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{
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if (config.has(key + ".secure"))
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connection_info.secure = config.getBool(key + ".secure");
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if (config.has(key + ".session_timeout_ms"))
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connection_info.session_timeout_ms = config.getInt(key + ".session_timeout_ms");
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if (config.has(key + ".operation_timeout_ms"))
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connection_info.operation_timeout_ms = config.getInt(key + ".operation_timeout_ms");
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if (config.has(key + ".connection_timeout_ms"))
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connection_info.connection_timeout_ms = config.getInt(key + ".connection_timeout_ms");
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if (config.has(key + ".use_compression"))
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connection_info.use_compression = config.getBool(key + ".use_compression");
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};
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fill_connection_details("connections", default_connection_info);
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Poco::Util::AbstractConfiguration::Keys connections_keys;
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config.keys("connections", connections_keys);
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for (const auto & key : connections_keys)
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{
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std::string connection_key = "connections." + key;
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auto connection_info = default_connection_info;
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if (key.starts_with("host"))
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{
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connection_info.host = config.getString(connection_key);
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connection_infos.push_back(std::move(connection_info));
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}
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else if (key.starts_with("connection") && key != "connection_timeout_ms")
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{
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connection_info.host = config.getString(connection_key + ".host");
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if (config.has(connection_key + ".sessions"))
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connection_info.sessions = config.getUInt64(connection_key + ".sessions");
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fill_connection_details(connection_key, connection_info);
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connection_infos.push_back(std::move(connection_info));
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}
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}
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}
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void Runner::thread(std::vector<std::shared_ptr<Coordination::ZooKeeper>> zookeepers)
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{
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Coordination::ZooKeeperRequestPtr request;
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/// Randomly choosing connection index
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pcg64 rng(randomSeed());
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std::uniform_int_distribution<size_t> distribution(0, zookeepers.size() - 1);
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/// In these threads we do not accept INT signal.
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sigset_t sig_set;
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if (sigemptyset(&sig_set)
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|| sigaddset(&sig_set, SIGINT)
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|| pthread_sigmask(SIG_BLOCK, &sig_set, nullptr))
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{
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DB::throwFromErrno("Cannot block signal.", DB::ErrorCodes::CANNOT_BLOCK_SIGNAL);
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}
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while (true)
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{
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bool extracted = false;
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while (!extracted)
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{
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extracted = queue->tryPop(request, 100);
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if (shutdown
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|| (max_iterations && requests_executed >= max_iterations))
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{
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return;
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}
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}
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const auto connection_index = distribution(rng);
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auto & zk = zookeepers[connection_index];
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auto promise = std::make_shared<std::promise<size_t>>();
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auto future = promise->get_future();
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Coordination::ResponseCallback callback = [&request, promise](const Coordination::Response & response)
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{
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bool set_exception = true;
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if (response.error == Coordination::Error::ZOK)
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{
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set_exception = false;
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}
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else if (response.error == Coordination::Error::ZNONODE)
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{
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/// remove can fail with ZNONODE because of different order of execution
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/// of generated create and remove requests
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/// this is okay for concurrent runs
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if (dynamic_cast<const Coordination::ZooKeeperRemoveResponse *>(&response))
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set_exception = false;
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else if (const auto * multi_response = dynamic_cast<const Coordination::ZooKeeperMultiResponse *>(&response))
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{
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const auto & responses = multi_response->responses;
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size_t i = 0;
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while (responses[i]->error != Coordination::Error::ZNONODE)
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++i;
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const auto & multi_request = dynamic_cast<const Coordination::ZooKeeperMultiRequest &>(*request);
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if (dynamic_cast<const Coordination::ZooKeeperRemoveRequest *>(&*multi_request.requests[i]))
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set_exception = false;
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}
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}
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if (set_exception)
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promise->set_exception(std::make_exception_ptr(zkutil::KeeperException(response.error)));
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else
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promise->set_value(response.bytesSize());
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};
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Stopwatch watch;
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zk->executeGenericRequest(request, callback);
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try
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{
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auto response_size = future.get();
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auto microseconds = watch.elapsedMicroseconds();
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std::lock_guard lock(mutex);
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if (request->isReadRequest())
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info->addRead(microseconds, 1, request->bytesSize() + response_size);
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else
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info->addWrite(microseconds, 1, request->bytesSize() + response_size);
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}
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catch (...)
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{
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if (!continue_on_error)
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{
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shutdown = true;
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throw;
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}
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std::cerr << DB::getCurrentExceptionMessage(true, true /*check embedded stack trace*/) << std::endl;
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bool got_expired = false;
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for (const auto & connection : zookeepers)
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{
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if (connection->isExpired())
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{
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got_expired = true;
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break;
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}
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}
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if (got_expired)
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{
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while (true)
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{
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try
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{
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zookeepers = refreshConnections();
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break;
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}
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catch (...)
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{
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std::cerr << DB::getCurrentExceptionMessage(true, true /*check embedded stack trace*/) << std::endl;
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}
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}
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}
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}
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++requests_executed;
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}
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}
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bool Runner::tryPushRequestInteractively(Coordination::ZooKeeperRequestPtr && request, DB::InterruptListener & interrupt_listener)
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{
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bool inserted = false;
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while (!inserted)
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{
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inserted = queue->tryPush(std::move(request), 100);
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if (shutdown)
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{
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/// An exception occurred in a worker
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return false;
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}
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if (max_time > 0 && total_watch.elapsedSeconds() >= max_time)
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{
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std::cerr << "Stopping launch of queries. Requested time limit is exhausted.\n";
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return false;
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}
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if (interrupt_listener.check())
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{
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std::cerr << "Stopping launch of queries. SIGINT received." << std::endl;
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return false;
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}
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if (delay > 0 && delay_watch.elapsedSeconds() > delay)
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{
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printNumberOfRequestsExecuted(requests_executed);
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std::lock_guard lock(mutex);
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info->report(concurrency);
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delay_watch.restart();
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}
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}
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return true;
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}
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void Runner::runBenchmark()
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{
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createConnections();
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std::cerr << "Preparing to run\n";
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generator->startup(*connections[0]);
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std::cerr << "Prepared\n";
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auto start_timestamp_ms = Poco::Timestamp().epochMicroseconds() / 1000;
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try
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{
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for (size_t i = 0; i < concurrency; ++i)
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{
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auto thread_connections = connections;
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pool->scheduleOrThrowOnError([this, connections_ = std::move(thread_connections)]() mutable { thread(connections_); });
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}
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}
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catch (...)
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{
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shutdown = true;
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pool->wait();
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throw;
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}
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DB::InterruptListener interrupt_listener;
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delay_watch.restart();
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/// Push queries into queue
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for (size_t i = 0; !max_iterations || i < max_iterations; ++i)
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{
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if (!tryPushRequestInteractively(generator->generate(), interrupt_listener))
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{
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shutdown = true;
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break;
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}
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}
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pool->wait();
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total_watch.stop();
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printNumberOfRequestsExecuted(requests_executed);
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std::lock_guard lock(mutex);
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info->report(concurrency);
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DB::WriteBufferFromOwnString out;
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info->writeJSON(out, concurrency, start_timestamp_ms);
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auto output_string = std::move(out.str());
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if (print_to_stdout)
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std::cout << output_string << std::endl;
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if (file_output)
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{
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auto path = *file_output;
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if (output_file_with_timestamp)
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{
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auto filename = file_output->filename();
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filename = fmt::format("{}_{}{}", filename.stem().generic_string(), start_timestamp_ms, filename.extension().generic_string());
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path = file_output->parent_path() / filename;
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}
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std::cerr << "Storing output to " << path << std::endl;
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DB::WriteBufferFromFile file_output_buffer(path);
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DB::ReadBufferFromString read_buffer(output_string);
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DB::copyData(read_buffer, file_output_buffer);
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}
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}
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void Runner::createConnections()
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{
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DB::EventNotifier::init();
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std::cerr << "---- Creating connections ---- " << std::endl;
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for (size_t connection_info_idx = 0; connection_info_idx < connection_infos.size(); ++connection_info_idx)
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{
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const auto & connection_info = connection_infos[connection_info_idx];
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std::cerr << fmt::format("Creating {} session(s) for:\n"
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"- host: {}\n"
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"- secure: {}\n"
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"- session timeout: {}ms\n"
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"- operation timeout: {}ms\n"
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"- connection timeout: {}ms",
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connection_info.sessions,
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connection_info.host,
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connection_info.secure,
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connection_info.session_timeout_ms,
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connection_info.operation_timeout_ms,
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connection_info.connection_timeout_ms) << std::endl;
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for (size_t session = 0; session < connection_info.sessions; ++session)
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{
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connections.emplace_back(getConnection(connection_info, connection_info_idx));
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connections_to_info_map[connections.size() - 1] = connection_info_idx;
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}
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}
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std::cerr << "---- Done creating connections ----\n" << std::endl;
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}
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std::shared_ptr<Coordination::ZooKeeper> Runner::getConnection(const ConnectionInfo & connection_info, size_t connection_info_idx)
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{
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Coordination::ZooKeeper::Node node{Poco::Net::SocketAddress{connection_info.host}, static_cast<UInt8>(connection_info_idx), connection_info.secure};
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std::vector<Coordination::ZooKeeper::Node> nodes;
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nodes.push_back(node);
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zkutil::ZooKeeperArgs args;
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args.session_timeout_ms = connection_info.session_timeout_ms;
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args.connection_timeout_ms = connection_info.connection_timeout_ms;
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args.operation_timeout_ms = connection_info.operation_timeout_ms;
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args.use_compression = connection_info.use_compression;
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return std::make_shared<Coordination::ZooKeeper>(nodes, args, nullptr);
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}
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std::vector<std::shared_ptr<Coordination::ZooKeeper>> Runner::refreshConnections()
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{
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std::lock_guard lock(connection_mutex);
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for (size_t connection_idx = 0; connection_idx < connections.size(); ++connection_idx)
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{
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auto & connection = connections[connection_idx];
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if (connection->isExpired())
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{
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const auto & connection_info = connection_infos[connections_to_info_map[connection_idx]];
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connection = getConnection(connection_info, connection_idx);
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}
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}
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return connections;
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}
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Runner::~Runner()
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{
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queue->clearAndFinish();
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shutdown = true;
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pool->wait();
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generator->cleanup(*connections[0]);
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}
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