102 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			102 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /**
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|  * @file mxs812_2.cpp - Execute binary protocol prepared statements while master is blocked, checks "Current no. of conns" after the test
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|  * - start threads which prepares and executes simple statement in the loop
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|  * - every 5 seconds block and after another 5 seconds unblock Master
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|  * - checks "Current no. of conns" after the test, expect 0
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|  */
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| 
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| #include "testconnections.h"
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| 
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| int test_ps(TestConnections* Test, MYSQL * conn)
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| {
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|     const char select_stmt[] = "SELECT ?, ?, ?, ?";
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|     MYSQL_STMT *stmt = mysql_stmt_init(conn);
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| 
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|     mysql_stmt_prepare(stmt, select_stmt, sizeof(select_stmt) - 1);
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| 
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|     int value = 1;
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|     MYSQL_BIND param[4];
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| 
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|     param[0].buffer_type = MYSQL_TYPE_LONG;
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|     param[0].is_null = 0;
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|     param[0].buffer = &value;
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|     param[1].buffer_type = MYSQL_TYPE_LONG;
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|     param[1].is_null = 0;
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|     param[1].buffer = &value;
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|     param[2].buffer_type = MYSQL_TYPE_LONG;
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|     param[2].is_null = 0;
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|     param[2].buffer = &value;
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|     param[3].buffer_type = MYSQL_TYPE_LONG;
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|     param[3].is_null = 0;
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|     param[3].buffer = &value;
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| 
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|     mysql_stmt_bind_param(stmt, param);
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|     mysql_stmt_execute(stmt);
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|     mysql_stmt_close(stmt);
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| 
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|     return 0;
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| }
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| 
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| static bool running = true;
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| 
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| void* test_thr(void *data)
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| {
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|     TestConnections *Test = (TestConnections*)data;
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| 
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|     while (running)
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|     {
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|         MYSQL *mysql = Test->open_rwsplit_connection();
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| 
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|         for (int i = 0; i < 3; i++)
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|         {
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|             test_ps(Test, mysql);
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|         }
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| 
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|         mysql_close(mysql);
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|     }
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| }
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| 
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| #define THREADS 5
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| 
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| int main(int argc, char *argv[])
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| {
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|     TestConnections *Test = new TestConnections(argc, argv);
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|     pthread_t thr[THREADS];
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|     int iter = 5;
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| 
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|     Test->tprintf("Starting %d query threads", THREADS);
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| 
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|     for (int i = 0; i < THREADS; i++)
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|     {
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|         pthread_create(&thr[i], NULL, test_thr, Test);
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|     }
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| 
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|     for (int i = 0; i < iter; i++)
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|     {
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|         sleep(5);
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|         Test->tprintf("Blocking master");
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|         Test->repl->block_node(0);
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|         sleep(5);
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|         Test->tprintf("Unblocking master");
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|         Test->repl->unblock_node(0);
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|     }
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| 
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|     running = false;
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| 
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|     Test->tprintf("Joining threads");
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|     for (int i = 0; i < THREADS; i++)
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|     {
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|         pthread_join(thr[i], NULL);
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|     }
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| 
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|     Test->stop_timeout();
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|     sleep(5);
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|     Test->check_maxscale_alive();
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|     Test->check_current_operations(0);
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| 
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|     int rval = Test->global_result;
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|     delete Test;
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| 
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|     return rval;
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| }
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