c447e5cf15
See script directory for method. The script to run in the top level MaxScale directory is called maxscale-uncrustify.sh, which uses another script, list-src, from the same directory (so you need to set your PATH). The uncrustify version was 0.66.
110 lines
3.0 KiB
C++
110 lines
3.0 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],
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"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,
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dur.count(),
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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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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],
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"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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