56 lines
1.3 KiB
C++
56 lines
1.3 KiB
C++
/**
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* MXS-1985: MaxScale hangs on concurrent KILL processing
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*/
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#include "testconnections.h"
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#include <atomic>
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#include <thread>
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#include <iostream>
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using namespace std;
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static atomic<bool> running{true};
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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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vector<thread> threads;
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for (int i = 0; i < 20 && test.global_result == 0; i++)
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{
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threads.emplace_back([&, i]()
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{
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while (running && test.global_result == 0)
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{
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MYSQL* c = test.maxscales->open_rwsplit_connection();
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// It doesn't really matter if the connection ID exists, this is just a
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// handy way of generating cross-thread communication.
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for (auto&& a: get_result(c, "SELECT id FROM information_schema.processlist"
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" WHERE user like '%skysql%'"))
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{
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if (execute_query_silent(c, std::string("KILL " + a[0]).c_str()))
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{
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break;
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}
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}
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mysql_close(c);
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}
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});
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}
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sleep(10);
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running = false;
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// If MaxScale hangs, at least one thread will not return in time
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test.set_timeout(30);
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for (auto&& a: threads)
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{
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a.join();
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}
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return test.global_result;
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}
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