9737962add
The test methods that take printf style input now have the printf attribute. This enables format checks making oversights less likely. Also fixed any existing errors in the code. Only the one in test_binlog_fnc.cpp would've had an actual effect.
107 lines
2.8 KiB
C++
107 lines
2.8 KiB
C++
/**
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* MXS-1926: LOAD DATA LOCAL INFILE interrupted by server shutdown
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*
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* https://jira.mariadb.org/browse/MXS-1926
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*/
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#include "testconnections.h"
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#include <stdlib.h>
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#include <thread>
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#include <fstream>
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#include <chrono>
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#include <atomic>
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using namespace std::chrono;
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typedef high_resolution_clock Clock;
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std::atomic<int> ROWCOUNT{10000};
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std::string create_tmpfile()
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{
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char filename[] = "/tmp/data.csv.XXXXXX";
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int fd = mkstemp(filename);
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std::ofstream file(filename);
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close(fd);
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for (int i = 0; i < ROWCOUNT; i++)
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{
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file << "1, 2, 3, 4\n";
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}
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return filename;
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}
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void tune_rowcount(TestConnections& test)
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{
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milliseconds dur{1};
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test.tprintf("Tuning data size so that an insert takes 10 seconds");
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test.maxscales->connect();
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test.try_query(test.maxscales->conn_rwsplit[0], "SET sql_log_bin=0");
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while (dur < seconds(10))
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{
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std::string filename = create_tmpfile();
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auto start = Clock::now();
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test.try_query(test.maxscales->conn_rwsplit[0], "LOAD DATA LOCAL INFILE '%s' INTO TABLE test.t1",
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filename.c_str());
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auto end = Clock::now();
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dur = duration_cast<milliseconds>(end - start);
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test.try_query(test.maxscales->conn_rwsplit[0], "TRUNCATE TABLE test.t1");
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remove(filename.c_str());
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int orig = ROWCOUNT;
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ROWCOUNT = orig / dur.count() * 10000;
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test.tprintf("Loading %d rows took %d ms, setting row count to %d",
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orig, dur.count(), ROWCOUNT.load());
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}
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test.maxscales->disconnect();
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}
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int main(int argc, char** argv)
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{
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TestConnections test(argc, argv);
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test.repl->connect();
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// Create the table
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execute_query(test.repl->nodes[0], "CREATE OR REPLACE TABLE test.t1 (a INT, b INT, c INT, d INT)");
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test.repl->sync_slaves();
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// Tune the amount of data so that the loading will take approximately 15 seconds
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tune_rowcount(test);
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std::string filename = create_tmpfile();
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// Connect to MaxScale and load enough data so that we have
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test.maxscales->connect();
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// Disable replication of the LOAD DATA LOCAL INFILE
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test.try_query(test.maxscales->conn_rwsplit[0], "SET sql_log_bin=0");
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test.tprintf("Loading %d rows of data while stopping a slave", ROWCOUNT.load());
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std::thread thr([&]()
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{
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std::this_thread::sleep_for(milliseconds(10));
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test.repl->stop_node(3);
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test.repl->start_node(3);
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});
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test.try_query(test.maxscales->conn_rwsplit[0], "LOAD DATA LOCAL INFILE '%s' INTO TABLE test.t1",
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filename.c_str());
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test.tprintf("Load complete");
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thr.join();
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test.maxscales->disconnect();
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// Cleanup
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execute_query(test.repl->nodes[0], "DROP TABLE test.t1");
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test.repl->sync_slaves();
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test.repl->disconnect();
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remove(filename.c_str());
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return test.global_result;
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}
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