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RuntimeInterruptTest.cpp
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/*
* Copyright 2020, OmniSci, Inc.
*
* 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 "TestHelpers.h"
#include <gtest/gtest.h>
#include <boost/program_options.hpp>
#include <exception>
#include <future>
#include <stdexcept>
#include "Catalog/Catalog.h"
#include "Geospatial/ColumnNames.h"
#include "Logger/Logger.h"
#include "QueryEngine/CompilationOptions.h"
#include "QueryEngine/ErrorHandling.h"
#include "QueryEngine/Execute.h"
#include "QueryEngine/ResultSet.h"
#include "QueryRunner/QueryRunner.h"
#include "Shared/StringTransform.h"
#include "Shared/scope.h"
using QR = QueryRunner::QueryRunner;
unsigned PENDING_QUERY_INTERRUPT_CHECK_FREQ = 10;
double RUNNING_QUERY_INTERRUPT_CHECK_FREQ = 0.9;
#ifndef BASE_PATH
#define BASE_PATH "./tmp"
#endif
bool g_cpu_only{false};
// nested loop over 1M * 1M
std::string test_query_large{
"SELECT count(1) FROM t_large t1, t_large t2 where t1.x = t2.x;"};
// nested loop over 100k * 100k
std::string test_query_medium{
"SELECT count(1) FROM t_medium t1, t_medium t2 where t1.x = t2.x;"};
// nested loop over 1k * 1k
std::string test_query_small{
"SELECT count(1) FROM t_small t1, t_small t2 where t1.x = t2.x;"};
std::string pending_query_interrupted_msg =
"Query execution has been interrupted (pending query)";
std::string running_query_interrupted_msg =
"Query execution failed with error Query execution has been interrupted";
namespace {
std::shared_ptr<ResultSet> run_query(const std::string& query_str,
const ExecutorDeviceType device_type,
const std::string& session_id = "") {
if (session_id.length() != 32) {
LOG(ERROR) << "Incorrect or missing session info.";
}
return QR::get()->runSQLWithAllowingInterrupt(
query_str, session_id, device_type, 0.5, PENDING_QUERY_INTERRUPT_CHECK_FREQ);
}
inline void run_ddl_statement(const std::string& create_table_stmt) {
QR::get()->runDDLStatement(create_table_stmt);
}
void geofile_importer_for_interrupt_test(const std::string& session_id) {
std::string file_path_str{"../../Tests/Import/datafiles/interrupt_table_gdal.geojson"};
QueryRunner::ImportDriver import_driver(QR::get()->getCatalog(),
QR::get()->getSession()->get_currentUser(),
ExecutorDeviceType::CPU,
session_id);
auto file_path = boost::filesystem::path(file_path_str);
ASSERT_TRUE(boost::filesystem::exists(file_path));
import_driver.importGeoTable(file_path_str, "t_gdal", false, false, false);
}
int create_and_populate_table() {
try {
run_ddl_statement("DROP TABLE IF EXISTS t_very_large_agg;");
run_ddl_statement("DROP TABLE IF EXISTS t_very_large_parquet;");
run_ddl_statement("DROP TABLE IF EXISTS t_very_large_sharded;");
run_ddl_statement("DROP TABLE IF EXISTS t_very_large_csv;");
run_ddl_statement("DROP TABLE IF EXISTS t_very_large;");
run_ddl_statement("DROP TABLE IF EXISTS t_large;");
run_ddl_statement("DROP TABLE IF EXISTS t_medium;");
run_ddl_statement("DROP TABLE IF EXISTS t_small;");
run_ddl_statement("DROP TABLE IF EXISTS t_geo");
run_ddl_statement("DROP TABLE IF EXISTS t_gdal");
run_ddl_statement(
"CREATE TABLE t_very_large_sharded (x int not null, y int not null, z int not "
"null, SHARD KEY (x)) WITH (shard_count = 4);");
run_ddl_statement(
"CREATE TABLE t_very_large_csv (x int not null, y int not null, z int not "
"null);");
run_ddl_statement(
"CREATE TABLE t_very_large_parquet (x int not null, y int not null, z int not "
"null);");
run_ddl_statement(
"CREATE TABLE t_very_large (x int not null, y int not null, z int not null);");
run_ddl_statement(
"CREATE TABLE t_very_large_agg (k1 int not null, k2 int not null, i int not "
"null) WITH (fragment_size = 1000000);");
run_ddl_statement("CREATE TABLE t_large (x int not null);");
run_ddl_statement("CREATE TABLE t_medium (x int not null);");
run_ddl_statement("CREATE TABLE t_small (x int not null);");
const char* create_table_geo = "CREATE TABLE t_geo (p1 POINT);";
run_ddl_statement(create_table_geo);
run_ddl_statement("CREATE TABLE t_gdal (trip DOUBLE, " + Geospatial::kGeoColumnName +
" GEOMETRY(POINT, 4326) ENCODING "
"NONE);");
// write a temporary datafile used in the test
// because "INSERT INTO ..." stmt for this takes too much time
// and add pre-generated dataset increases meaningless LOC of this test code
const auto file_path_small =
boost::filesystem::path("../../Tests/Import/datafiles/interrupt_table_small.csv");
if (boost::filesystem::exists(file_path_small)) {
boost::filesystem::remove(file_path_small);
}
std::ofstream small_out(file_path_small.string());
for (int i = 0; i < 1000; i++) {
if (small_out.is_open()) {
small_out << "1\n";
}
}
small_out.close();
const auto file_path_medium = boost::filesystem::path(
"../../Tests/Import/datafiles/interrupt_table_medium.csv");
if (boost::filesystem::exists(file_path_medium)) {
boost::filesystem::remove(file_path_medium);
}
std::ofstream medium_out(file_path_medium.string());
for (int i = 0; i < 100000; i++) {
if (medium_out.is_open()) {
medium_out << "1\n";
}
}
medium_out.close();
const auto file_path_large =
boost::filesystem::path("../../Tests/Import/datafiles/interrupt_table_large.csv");
if (boost::filesystem::exists(file_path_large)) {
boost::filesystem::remove(file_path_large);
}
std::ofstream large_out(file_path_large.string());
for (int i = 0; i < 1000000; i++) {
if (large_out.is_open()) {
large_out << "1\n";
}
}
large_out.close();
const auto file_path_very_large = boost::filesystem::path(
"../../Tests/Import/datafiles/interrupt_table_very_large.csv");
if (boost::filesystem::exists(file_path_very_large)) {
boost::filesystem::remove(file_path_very_large);
}
std::ofstream very_large_out(file_path_very_large.string());
for (int i = 0; i < 10000000; i++) {
if (very_large_out.is_open()) {
very_large_out << "1,1,1\n2,2,2\n3,3,3\n4,4,4\n5,5,5\n";
}
}
very_large_out.close();
std::vector<std::string> geo_dataset;
geo_dataset.emplace_back("\"POINT(0 0)\"");
geo_dataset.emplace_back("\"POINT(1 0)\"");
geo_dataset.emplace_back("\"POINT(2 0)\"");
geo_dataset.emplace_back("\"POINT(3 0)\"");
geo_dataset.emplace_back("\"POINT(4 0)\"");
geo_dataset.emplace_back("\"POINT(5 0)\"");
geo_dataset.emplace_back("\"POINT(6 0)\"");
geo_dataset.emplace_back("\"POINT(7 0)\"");
geo_dataset.emplace_back("\"POINT(8 0)\"");
geo_dataset.emplace_back("\"POINT(9 0)\"");
const auto file_path_geo =
boost::filesystem::path("../../Tests/Import/datafiles/interrupt_table_geo.csv");
if (boost::filesystem::exists(file_path_geo)) {
boost::filesystem::remove(file_path_geo);
}
std::ofstream geo_out(file_path_geo.string());
geo_out << "\"point\"\n";
for (int i = 0; i < 10000; i++) {
for (auto& s : geo_dataset) {
geo_out << s << "\n";
}
}
geo_out.close();
std::vector<std::string> gdal_dataset;
gdal_dataset.emplace_back(
"{ \"type\": \"Feature\", \"properties\": { \"trip\": 0.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 0.0, 1.0 ] } },");
gdal_dataset.emplace_back(
"{ \"type\": \"Feature\", \"properties\": { \"trip\": 1.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 1.0, 2.0 ] } },");
gdal_dataset.emplace_back(
"{ \"type\": \"Feature\", \"properties\": { \"trip\": 2.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 2.0, 3.0 ] } },");
gdal_dataset.emplace_back(
"{ \"type\": \"Feature\", \"properties\": { \"trip\": 3.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 3.0, 4.0 ] } },");
gdal_dataset.emplace_back(
"{ \"type\": \"Feature\", \"properties\": { \"trip\": 4.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 4.0, 5.0 ] } },");
gdal_dataset.emplace_back(
"{ \"type\": \"Feature\", \"properties\": { \"trip\": 5.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 5.0, 6.0 ] } },");
gdal_dataset.emplace_back(
"{ \"type\": \"Feature\", \"properties\": { \"trip\": 6.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 6.0, 7.0 ] } },");
gdal_dataset.emplace_back(
"{ \"type\": \"Feature\", \"properties\": { \"trip\": 7.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 7.0, 8.0 ] } },");
gdal_dataset.emplace_back(
"{ \"type\": \"Feature\", \"properties\": { \"trip\": 8.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 8.0, 9.0 ] } },");
gdal_dataset.emplace_back(
"{ \"type\": \"Feature\", \"properties\": { \"trip\": 9.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 9.0, 0.0 ] } },");
const auto file_path_gdal = boost::filesystem::path(
"../../Tests/Import/datafiles/interrupt_table_gdal.geojson");
if (boost::filesystem::exists(file_path_gdal)) {
boost::filesystem::remove(file_path_gdal);
}
std::ofstream gdal_out(file_path_gdal.string());
gdal_out << "{\n"
<< "\"type\": \"FeatureCollection\",\n"
<< "\"name\": \"geospatial_point\",\n"
<< "\"crs\": { \"type\": \"name\", \"properties\": { \"name\": "
"\"urn:ogc:def:crs:OGC:1.3:CRS84\" } },\n"
<< "\"features\": [\n";
for (int i = 0; i < 10000; i++) {
for (auto& s : gdal_dataset) {
gdal_out << s << "\n";
}
}
gdal_out
<< "{ \"type\": \"Feature\", \"properties\": { \"trip\": 10.0 }, \"geometry\": { "
"\"type\": \"Point\", \"coordinates\": [ 10.0, 9.0 ] } }\n";
gdal_out << "]\n"
<< "}";
gdal_out.close();
const auto file_path_very_large_agg = boost::filesystem::path(
"../../Tests/Import/datafiles/interrupt_table_very_large_agg.csv");
if (boost::filesystem::exists(file_path_very_large_agg)) {
boost::filesystem::remove(file_path_very_large_agg);
}
std::ofstream very_large_agg_out(file_path_very_large_agg.string());
for (int i = 0; i < 10000000; i++) {
if (very_large_agg_out.is_open()) {
very_large_agg_out << rand() % 1000 << "," << rand() % 1000 << ","
<< rand() % 100000 << "\n";
}
}
very_large_agg_out.close();
std::string import_small_table_str{
"COPY t_small FROM "
"'../../Tests/Import/datafiles/interrupt_table_small.csv' WITH "
"(header='false')"};
std::string import_medium_table_str{
"COPY t_medium FROM "
"'../../Tests/Import/datafiles/interrupt_table_medium.csv' "
"WITH (header='false')"};
std::string import_large_table_str{
"COPY t_large FROM "
"'../../Tests/Import/datafiles/interrupt_table_large.csv' WITH "
"(header='false')"};
std::string import_very_large_table_str{
"COPY t_very_large FROM "
"'../../Tests/Import/datafiles/interrupt_table_very_large.csv' WITH "
"(header='false')"};
std::string import_very_large_agg_table_str{
"COPY t_very_large_agg FROM "
"'../../Tests/Import/datafiles/interrupt_table_very_large_agg.csv' WITH "
"(header='false')"};
run_ddl_statement(import_small_table_str);
run_ddl_statement(import_medium_table_str);
run_ddl_statement(import_large_table_str);
run_ddl_statement(import_very_large_table_str);
run_ddl_statement(import_very_large_agg_table_str);
} catch (...) {
LOG(ERROR) << "Failed to (re-)create table";
return -1;
}
return 0;
}
int drop_table() {
try {
run_ddl_statement("DROP TABLE IF EXISTS t_very_large_csv;");
run_ddl_statement("DROP TABLE IF EXISTS t_very_large_parquet;");
run_ddl_statement("DROP TABLE IF EXISTS t_very_large_sharded;");
run_ddl_statement("DROP TABLE IF EXISTS t_very_large;");
run_ddl_statement("DROP TABLE IF EXISTS t_large;");
run_ddl_statement("DROP TABLE IF EXISTS t_medium;");
run_ddl_statement("DROP TABLE IF EXISTS t_small;");
// keep interrupt_table_very_large.parquet
boost::filesystem::remove("../../Tests/Import/datafiles/interrupt_table_small.csv");
boost::filesystem::remove("../../Tests/Import/datafiles/interrupt_table_medium.csv");
boost::filesystem::remove("../../Tests/Import/datafiles/interrupt_table_large.csv");
boost::filesystem::remove(
"../../Tests/Import/datafiles/interrupt_table_very_large.csv");
boost::filesystem::remove("../../Tests/Import/datafiles/interrupt_table_geo.csv");
boost::filesystem::remove(
"../../Tests/Import/datafiles/interrupt_table_very_large_agg.csv");
} catch (...) {
LOG(ERROR) << "Failed to drop table";
return -1;
}
return 0;
}
template <class T>
T v(const TargetValue& r) {
auto scalar_r = boost::get<ScalarTargetValue>(&r);
CHECK(scalar_r);
auto p = boost::get<T>(scalar_r);
CHECK(p);
return *p;
}
} // namespace
TEST(Interrupt, Kill_RunningQuery) {
// assume a single executor is allowed for this test
auto executor = Executor::getExecutor(Executor::UNITARY_EXECUTOR_ID);
bool startQueryExec = false;
executor->enableRuntimeQueryInterrupt(RUNNING_QUERY_INTERRUPT_CHECK_FREQ,
PENDING_QUERY_INTERRUPT_CHECK_FREQ);
for (const auto& dt : {ExecutorDeviceType::GPU, ExecutorDeviceType::CPU}) {
std::shared_ptr<ResultSet> res1 = nullptr;
std::exception_ptr exception_ptr = nullptr;
std::vector<size_t> assigned_executor_ids;
try {
std::string query_session = generate_random_string(32);
// we first run the query as async function call
auto query_thread1 = std::async(std::launch::async, [&] {
std::shared_ptr<ResultSet> res = nullptr;
try {
res = run_query(test_query_large, dt, query_session);
} catch (...) {
exception_ptr = std::current_exception();
}
return res;
});
while (assigned_executor_ids.empty()) {
assigned_executor_ids = executor->getExecutorIdsRunningQuery(query_session);
std::this_thread::sleep_for(std::chrono::milliseconds(10));
}
CHECK_EQ(assigned_executor_ids.size(), static_cast<size_t>(1));
// wait until our server starts to process the first query
std::string curRunningSession = "";
size_t assigned_executor_id = *assigned_executor_ids.begin();
auto assigned_executor_ptr = Executor::getExecutor(assigned_executor_id);
CHECK(assigned_executor_ptr);
while (!startQueryExec) {
mapd_shared_lock<mapd_shared_mutex> session_read_lock(executor->getSessionLock());
std::this_thread::sleep_for(std::chrono::milliseconds(10));
curRunningSession =
assigned_executor_ptr->getCurrentQuerySession(session_read_lock);
if (curRunningSession == query_session) {
startQueryExec = true;
}
}
// then, after query execution is started, we try to interrupt the running query
// by providing the interrupt signal with the running session info
executor->interrupt(query_session, query_session);
res1 = query_thread1.get();
if (exception_ptr != nullptr) {
std::rethrow_exception(exception_ptr);
} else {
// when we reach here, it means the query is finished without interrupted
// due to some reasons, i.e., very fast query execution
// so, instead, we check whether query result is correct
CHECK_EQ(1, (int64_t)res1.get()->rowCount());
auto crt_row = res1.get()->getNextRow(false, false);
auto ret_val = v<int64_t>(crt_row[0]);
CHECK_EQ((int64_t)1000000 * 1000000, ret_val);
}
} catch (const std::runtime_error& e) {
std::string received_err_msg = e.what();
auto check_interrupted_msg = received_err_msg.find("interrupted");
CHECK(check_interrupted_msg != std::string::npos) << received_err_msg;
try {
// Check_Query_Runs_After_Interruption
std::string query_session2 = generate_random_string(32);
auto res2 = run_query(test_query_small, dt, query_session2);
CHECK_EQ(1, (int64_t)res2.get()->rowCount());
auto crt_row = res2.get()->getNextRow(false, false);
auto ret_val = v<int64_t>(crt_row[0]);
CHECK_EQ((int64_t)1000 * 1000, ret_val);
} catch (...) {
CHECK(false);
}
}
}
}
TEST(Interrupt, Kill_PendingQuery) {
auto dt = ExecutorDeviceType::CPU;
std::future<std::shared_ptr<ResultSet>> query_thread1;
std::future<std::shared_ptr<ResultSet>> query_thread2;
std::vector<size_t> assigned_executor_ids_for_session1;
std::vector<size_t> assigned_executor_ids_for_session2;
auto executor = Executor::getExecutor(Executor::UNITARY_EXECUTOR_ID);
executor->enableRuntimeQueryInterrupt(RUNNING_QUERY_INTERRUPT_CHECK_FREQ,
PENDING_QUERY_INTERRUPT_CHECK_FREQ);
bool startQueryExec = false;
std::exception_ptr exception_ptr1 = nullptr;
std::exception_ptr exception_ptr2 = nullptr;
std::shared_ptr<ResultSet> res1 = nullptr;
std::shared_ptr<ResultSet> res2 = nullptr;
try {
std::string session1 = generate_random_string(32);
std::string session2 = generate_random_string(32);
// we first run the query as async function call
query_thread1 = std::async(std::launch::async, [&] {
std::shared_ptr<ResultSet> res = nullptr;
try {
res = run_query(test_query_medium, dt, session1);
} catch (...) {
exception_ptr1 = std::current_exception();
}
return res;
});
while (assigned_executor_ids_for_session1.empty()) {
assigned_executor_ids_for_session1 = executor->getExecutorIdsRunningQuery(session1);
std::this_thread::sleep_for(std::chrono::milliseconds(10));
}
CHECK_EQ(assigned_executor_ids_for_session1.size(), static_cast<size_t>(1));
// make sure our server recognizes a session for running query correctly
std::string curRunningSession = "";
size_t assigned_executor_id_for_session1 =
*assigned_executor_ids_for_session1.begin();
auto assigned_executor_ptr_for_session1 =
Executor::getExecutor(assigned_executor_id_for_session1);
CHECK(assigned_executor_ptr_for_session1);
while (!startQueryExec) {
mapd_shared_lock<mapd_shared_mutex> session_read_lock(executor->getSessionLock());
curRunningSession =
assigned_executor_ptr_for_session1->getCurrentQuerySession(session_read_lock);
if (curRunningSession == session1) {
startQueryExec = true;
}
}
query_thread2 = std::async(std::launch::async, [&] {
std::shared_ptr<ResultSet> res = nullptr;
try {
// run pending query as async call
res = run_query(test_query_medium, dt, session2);
} catch (...) {
exception_ptr2 = std::current_exception();
}
return res;
});
bool s2_enrolled = false;
while (assigned_executor_ids_for_session2.empty()) {
assigned_executor_ids_for_session2 = executor->getExecutorIdsRunningQuery(session2);
std::this_thread::sleep_for(std::chrono::milliseconds(10));
}
CHECK_EQ(assigned_executor_ids_for_session2.size(), static_cast<size_t>(1));
size_t assigned_executor_id_for_session2 =
*assigned_executor_ids_for_session2.begin();
auto assigned_executor_ptr_for_session2 =
Executor::getExecutor(assigned_executor_id_for_session2);
CHECK(assigned_executor_ptr_for_session2);
while (!s2_enrolled) {
{
mapd_shared_lock<mapd_shared_mutex> session_read_lock(executor->getSessionLock());
s2_enrolled = assigned_executor_ptr_for_session2->checkIsQuerySessionEnrolled(
session2, session_read_lock);
}
if (s2_enrolled) {
break;
}
}
// then, we try to interrupt the pending query
// by providing the interrupt signal with the pending query's session info
if (startQueryExec) {
executor->interrupt(session2, session2);
}
res2 = query_thread2.get();
res1 = query_thread1.get();
if (exception_ptr2 != nullptr) {
// pending query throws an runtime exception due to query interrupt
std::rethrow_exception(exception_ptr2);
}
if (exception_ptr1 != nullptr) {
// running query should never return the runtime exception
CHECK(false);
}
} catch (const std::runtime_error& e) {
// catch exception due to runtime query interrupt
// and compare thrown message to confirm that
// this exception comes from our interrupt request
std::string received_err_msg = e.what();
auto check_interrupted_msg = received_err_msg.find("interrupted");
CHECK(check_interrupted_msg != std::string::npos) << received_err_msg;
std::cout << received_err_msg << "\n";
}
// check running query's result
CHECK_EQ(1, (int64_t)res1.get()->rowCount());
auto crt_row = res1.get()->getNextRow(false, false);
auto ret_val = v<int64_t>(crt_row[0]);
CHECK_EQ((int64_t)100000 * 100000, ret_val);
}
TEST(Non_Kernel_Time_Interrupt, Interrupt_COPY_statement_CSV) {
std::atomic<bool> catchInterruption(false);
std::atomic<bool> detect_time_out(false);
std::string import_very_large_table_str{
"COPY t_very_large_csv FROM "
"'../../Tests/Import/datafiles/interrupt_table_very_large.csv' WITH "
"(header='false')"};
auto check_interrup_msg = [&catchInterruption](const std::string& msg,
bool is_pending_query) {
auto check_interrupted_msg = msg.find("interrupted");
CHECK(check_interrupted_msg != std::string::npos) << msg;
catchInterruption.store(true);
};
try {
std::string session1 = generate_random_string(32);
QR::get()->addSessionId(session1, ExecutorDeviceType::CPU);
auto interrupt_thread = std::async(std::launch::async, [&] {
// make sure our server recognizes a session for running query correctly
QuerySessionStatus::QueryStatus curRunningSessionStatus;
bool startQueryExec = false;
auto executor = Executor::getExecutor(Executor::UNITARY_EXECUTOR_ID);
int cnt = 0;
while (cnt < 6000) {
{
mapd_shared_lock<mapd_shared_mutex> session_read_lock(
executor->getSessionLock());
curRunningSessionStatus =
executor->getQuerySessionStatus(session1, session_read_lock);
}
if (curRunningSessionStatus == QuerySessionStatus::RUNNING_IMPORTER) {
startQueryExec = true;
break;
}
std::this_thread::sleep_for(std::chrono::milliseconds(10));
++cnt;
if (cnt == 6000) {
std::cout << "Detect timeout while performing COPY stmt on csv table"
<< std::endl;
detect_time_out.store(true);
return;
}
}
CHECK(startQueryExec);
executor->interrupt(session1, session1);
return;
});
try {
QR::get()->runDDLStatement(import_very_large_table_str);
} catch (const QueryExecutionError& e) {
if (e.getErrorCode() == Executor::ERR_INTERRUPTED) {
catchInterruption.store(true);
} else {
throw e;
}
} catch (const std::runtime_error& e) {
check_interrup_msg(e.what(), false);
} catch (...) {
throw;
}
if (catchInterruption.load()) {
std::cout << "Detect interrupt request while performing COPY stmt on csv table"
<< std::endl;
std::shared_ptr<ResultSet> res = run_query(
"SELECT COUNT(1) FROM t_very_large_csv", ExecutorDeviceType::CPU, session1);
CHECK_EQ(1, (int64_t)res.get()->rowCount());
auto crt_row = res.get()->getNextRow(false, false);
auto ret_val = v<int64_t>(crt_row[0]);
CHECK_EQ((int64_t)0, ret_val);
return;
}
if (detect_time_out.load()) {
return;
}
} catch (...) {
CHECK(false);
}
}
TEST(Non_Kernel_Time_Interrupt, Interrupt_COPY_statement_Parquet) {
std::atomic<bool> catchInterruption(false);
std::atomic<bool> detect_time_out(false);
std::string import_very_large_parquet_table_str{
"COPY t_very_large_parquet FROM "
"'../../Tests/Import/datafiles/interrupt_table_very_large.parquet' WITH "
"(header='false', source_type='parquet_file')"};
try {
std::string session1 = generate_random_string(32);
QR::get()->addSessionId(session1, ExecutorDeviceType::CPU);
auto check_interrup_msg = [&catchInterruption](const std::string& msg,
bool is_pending_query) {
auto check_interrupted_msg = msg.find("interrupted");
CHECK(check_interrupted_msg != std::string::npos) << msg;
catchInterruption.store(true);
};
auto interrupt_thread = std::async(std::launch::async, [&] {
// make sure our server recognizes a session for running query correctly
QuerySessionStatus::QueryStatus curRunningSessionStatus;
bool startQueryExec = false;
auto executor = Executor::getExecutor(Executor::UNITARY_EXECUTOR_ID);
int cnt = 0;
while (cnt < 6000) {
{
mapd_shared_lock<mapd_shared_mutex> session_read_lock(
executor->getSessionLock());
curRunningSessionStatus =
executor->getQuerySessionStatus(session1, session_read_lock);
}
if (curRunningSessionStatus == QuerySessionStatus::RUNNING_IMPORTER) {
startQueryExec = true;
break;
}
std::this_thread::sleep_for(std::chrono::milliseconds(10));
++cnt;
if (cnt == 6000) {
std::cout << "Detect timeout while performing COPY stmt on csv table"
<< std::endl;
detect_time_out.store(true);
return;
}
}
CHECK(startQueryExec);
executor->interrupt(session1, session1);
return;
});
try {
QR::get()->runDDLStatement(import_very_large_parquet_table_str);
} catch (const QueryExecutionError& e) {
if (e.getErrorCode() == Executor::ERR_INTERRUPTED) {
catchInterruption.store(true);
} else {
throw e;
}
} catch (const std::runtime_error& e) {
check_interrup_msg(e.what(), false);
} catch (...) {
throw;
}
if (catchInterruption.load()) {
std::cout << "Detect interrupt request while performing COPY stmt on parquet table"
<< std::endl;
std::shared_ptr<ResultSet> res = run_query(
"SELECT COUNT(1) FROM t_very_large_parquet", ExecutorDeviceType::CPU, session1);
CHECK_EQ(1, (int64_t)res.get()->rowCount());
auto crt_row = res.get()->getNextRow(false, false);
auto ret_val = v<int64_t>(crt_row[0]);
CHECK_EQ((int64_t)0, ret_val);
return;
}
if (detect_time_out.load()) {
return;
}
} catch (...) {
CHECK(false);
}
}
TEST(Non_Kernel_Time_Interrupt, Interrupt_COPY_statement_CSV_Sharded) {
std::atomic<bool> catchInterruption(false);
std::atomic<bool> detect_time_out(false);
std::string import_very_large_sharded_table_str{
"COPY t_very_large_sharded FROM "
"'../../Tests/Import/datafiles/interrupt_table_very_large.csv' WITH "
"(header='false')"};
auto check_interrup_msg = [&catchInterruption](const std::string& msg,
bool is_pending_query) {
auto check_interrupted_msg = msg.find("interrupted");
CHECK(check_interrupted_msg != std::string::npos) << msg;
catchInterruption.store(true);
};
try {
std::string session1 = generate_random_string(32);
QR::get()->addSessionId(session1, ExecutorDeviceType::CPU);
auto interrupt_thread = std::async(std::launch::async, [&] {
// make sure our server recognizes a session for running query correctly
QuerySessionStatus::QueryStatus curRunningSessionStatus;
bool startQueryExec = false;
auto executor = Executor::getExecutor(Executor::UNITARY_EXECUTOR_ID);
int cnt = 0;
while (cnt < 6000) {
{
mapd_shared_lock<mapd_shared_mutex> session_read_lock(
executor->getSessionLock());
curRunningSessionStatus =
executor->getQuerySessionStatus(session1, session_read_lock);
}
if (curRunningSessionStatus == QuerySessionStatus::RUNNING_IMPORTER) {
startQueryExec = true;
break;
}
std::this_thread::sleep_for(std::chrono::milliseconds(10));
++cnt;
if (cnt == 6000) {
std::cout << "Detect timeout while performing COPY stmt on csv table"
<< std::endl;
detect_time_out.store(true);
return;
}
}
CHECK(startQueryExec);
executor->interrupt(session1, session1);
return;
});
try {
QR::get()->runDDLStatement(import_very_large_sharded_table_str);
} catch (const QueryExecutionError& e) {
if (e.getErrorCode() == Executor::ERR_INTERRUPTED) {
catchInterruption.store(true);
} else {
throw e;
}
} catch (const std::runtime_error& e) {
check_interrup_msg(e.what(), false);
} catch (...) {
throw;
}
if (catchInterruption.load()) {
std::cout << "Detect interrupt request while performing COPY stmt on the "
"sharded csv table"
<< std::endl;
std::shared_ptr<ResultSet> res = run_query(
"SELECT COUNT(1) FROM t_very_large_sharded", ExecutorDeviceType::CPU, session1);
CHECK_EQ(1, (int64_t)res.get()->rowCount());
auto crt_row = res.get()->getNextRow(false, false);
auto ret_val = v<int64_t>(crt_row[0]);
CHECK_EQ((int64_t)0, ret_val);
return;
}
if (detect_time_out.load()) {
return;
}
} catch (...) {
CHECK(false);
}
}
TEST(Non_Kernel_Time_Interrupt, Interrupt_COPY_statement_GDAL) {
std::atomic<bool> catchInterruption(false);
std::atomic<bool> detect_time_out(false);
std::string import_gdal_table_str{
"COPY t_gdal FROM "
"'../../Tests/Import/datafiles/interrupt_table_gdal.geojson' WITH "
"(source_type='geo_file')"};
auto check_interrup_msg = [&catchInterruption](const std::string& msg,
bool is_pending_query) {
auto expected_msg = "COPY statement has been interrupted";
CHECK(msg.compare(expected_msg) == 0) << msg;
catchInterruption.store(true);
};
try {
std::string session1 = generate_random_string(32);
auto interrupt_thread = std::async(std::launch::async, [&] {
// make sure our server recognizes a session for running query correctly
QuerySessionStatus::QueryStatus curRunningSessionStatus;
bool startQueryExec = false;
auto executor = Executor::getExecutor(Executor::UNITARY_EXECUTOR_ID);
int cnt = 0;
while (cnt < 6000) {
{
mapd_shared_lock<mapd_shared_mutex> session_read_lock(
executor->getSessionLock());
curRunningSessionStatus =
executor->getQuerySessionStatus(session1, session_read_lock);
}
if (curRunningSessionStatus == QuerySessionStatus::RUNNING_IMPORTER) {
startQueryExec = true;
break;
}
std::this_thread::sleep_for(std::chrono::milliseconds(10));
++cnt;
if (cnt == 6000) {
std::cout << "Detect timeout while performing COPY stmt on csv table"
<< std::endl;
detect_time_out.store(true);
return;
}
}
CHECK(startQueryExec);
executor->interrupt(session1, session1);
return;
});
try {
geofile_importer_for_interrupt_test(session1);
} catch (const QueryExecutionError& e) {
if (e.getErrorCode() == Executor::ERR_INTERRUPTED) {
catchInterruption.store(true);
} else {
throw e;
}
} catch (const std::runtime_error& e) {
check_interrup_msg(e.what(), false);
} catch (...) {
throw;
}
if (catchInterruption.load()) {
std::cout << "Detect interrupt request while performing COPY stmt on gdal table"
<< std::endl;
std::shared_ptr<ResultSet> res =
run_query("SELECT COUNT(1) FROM t_gdal", ExecutorDeviceType::CPU, session1);
CHECK_EQ(1, (int64_t)res.get()->rowCount());
auto crt_row = res.get()->getNextRow(false, false);
auto ret_val = v<int64_t>(crt_row[0]);
CHECK_LT(ret_val, (int64_t)1000001);
return;
}
if (detect_time_out.load()) {
return;
}
} catch (...) {
CHECK(false);
}
}
TEST(Non_Kernel_Time_Interrupt, Interrupt_COPY_statement_Geo) {
std::atomic<bool> catchInterruption(false);
std::atomic<bool> detect_time_out(false);
std::string import_geo_table_str{
"COPY t_geo FROM "
"'../../Tests/Import/datafiles/interrupt_table_geo.csv';"};
auto check_interrup_msg = [&catchInterruption](const std::string& msg,
bool is_pending_query) {
auto check_interrupted_msg = msg.find("interrupted");
CHECK(check_interrupted_msg != std::string::npos) << msg;
catchInterruption.store(true);
};
try {
std::string session1 = generate_random_string(32);
QR::get()->addSessionId(session1, ExecutorDeviceType::CPU);
auto interrupt_thread = std::async(std::launch::async, [&] {
std::string curRunningSession{""};
bool startQueryExec = false;
auto executor = Executor::getExecutor(Executor::UNITARY_EXECUTOR_ID);
int cnt = 0;
while (cnt < 600) {
{
mapd_shared_lock<mapd_shared_mutex> session_read_lock(
executor->getSessionLock());
curRunningSession = executor->getCurrentQuerySession(session_read_lock);
}
if (curRunningSession.compare(session1) == 0) {
startQueryExec = true;
break;
}
std::this_thread::sleep_for(std::chrono::milliseconds(10));
++cnt;
if (cnt == 600) {
std::cout << "Detect timeout while performing COPY stmt on geo table"
<< std::endl;
detect_time_out.store(true);
return;
}
}
CHECK(startQueryExec);
std::this_thread::sleep_for(std::chrono::milliseconds(1000));
executor->interrupt(session1, session1);
return;
});
try {
QR::get()->runDDLStatement(import_geo_table_str);
} catch (const QueryExecutionError& e) {
if (e.getErrorCode() == Executor::ERR_INTERRUPTED) {
catchInterruption.store(true);
} else {
throw e;
}
} catch (const std::runtime_error& e) {
check_interrup_msg(e.what(), false);
} catch (...) {
throw;
}
if (catchInterruption.load()) {
std::cout << "Detect interrupt request while performing COPY stmt on geo table"
<< std::endl;
std::shared_ptr<ResultSet> res =
run_query("SELECT COUNT(1) FROM t_geo", ExecutorDeviceType::CPU, session1);
CHECK_EQ(1, (int64_t)res.get()->rowCount());
auto crt_row = res.get()->getNextRow(false, false);
auto ret_val = v<int64_t>(crt_row[0]);
CHECK_EQ((int64_t)0, ret_val);
return;
}
if (detect_time_out.load()) {
return;
}
} catch (...) {
CHECK(false);
}
}
TEST(Non_Kernel_Time_Interrupt, Interrupt_During_Reduction) {
std::atomic<bool> catchInterruption(false);
std::atomic<bool> detect_time_out(false);
std::vector<size_t> assigned_executor_ids;
auto executor = Executor::getExecutor(Executor::UNITARY_EXECUTOR_ID);
bool keep_global_columnar_flag = g_enable_columnar_output;
g_enable_columnar_output = true;
ScopeGuard reset_flag = [keep_global_columnar_flag] {
g_enable_columnar_output = keep_global_columnar_flag;
};
auto check_interrup_msg = [&catchInterruption](const std::string& msg,
bool is_pending_query) {
auto check_interrupted_msg = msg.find("interrupted");
std::string expected_msg{
"Query execution has interrupted during result set reduction"};
CHECK((check_interrupted_msg != std::string::npos) || expected_msg.compare(msg) == 0)
<< msg;
catchInterruption.store(true);
std::cout << msg << std::endl;
};
try {
std::string session1 = generate_random_string(32);
QR::get()->addSessionId(session1, ExecutorDeviceType::CPU);
auto interrupt_thread = std::async(std::launch::async, [&] {
while (assigned_executor_ids.empty()) {
assigned_executor_ids = executor->getExecutorIdsRunningQuery(session1);
std::this_thread::sleep_for(std::chrono::milliseconds(10));
}
std::string curRunningSession{""};
bool startReduction = false;
QuerySessionStatus::QueryStatus qss = QuerySessionStatus::QueryStatus::UNDEFINED;
size_t assigned_executor_id = *assigned_executor_ids.begin();
auto assigned_executor_ptr = Executor::getExecutor(assigned_executor_id);
CHECK(assigned_executor_ptr);
int cnt = 0;
while (cnt < 6000) {
{
mapd_shared_lock<mapd_shared_mutex> session_read_lock(
executor->getSessionLock());
curRunningSession =
assigned_executor_ptr->getCurrentQuerySession(session_read_lock);
if (curRunningSession.compare(session1) == 0) {
qss = assigned_executor_ptr
->getQuerySessionInfo(curRunningSession, session_read_lock)[0]
.getQueryStatus();
if (qss == QuerySessionStatus::QueryStatus::RUNNING_REDUCTION) {
startReduction = true;
break;
}
}
}
std::this_thread::sleep_for(std::chrono::milliseconds(10));
++cnt;
if (cnt == 6000) {