68 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			68 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/**
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 * MXS-1713: SchemaRouter unable to process SHOW DATABASES for a lot of schemas
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 *
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 * https://jira.mariadb.org/browse/MXS-1713
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 */
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#include <maxtest/testconnections.hh>
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#include <vector>
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#include <set>
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#include <numeric>
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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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    const int n_db = 2000;
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    std::vector<std::string> db_list;
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    for (int i = 0; i < n_db; i++)
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    {
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        db_list.push_back("db" + std::to_string(i));
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    }
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    test.tprintf("Create %lu databases...", db_list.size());
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    test.repl->connect();
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    for (auto db : db_list)
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    {
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        execute_query(test.repl->nodes[0], "CREATE DATABASE %s", db.c_str());
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    }
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    test.repl->sync_slaves();
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    test.tprintf("Done!");
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    test.tprintf("Opening a connection with each database as the default database...");
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    std::set<std::string> errors;
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    int i = 0;
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    for (auto db : db_list)
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    {
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        MYSQL* conn = open_conn_db(test.maxscales->port(),
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                                   test.maxscales->ip(),
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                                   db,
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                                   test.maxscales->user_name,
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                                   test.maxscales->password);
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        test.expect(execute_query(conn, "SELECT 1") == 0, "Query should work: %s", mysql_error(conn));
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        if (i++ % 300 == 0)
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        {
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            test.expect(execute_query(conn, "SHOW DATABASES") == 0, "Query should work: %s", mysql_error(conn));
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        }
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        mysql_close(conn);
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        if (test.global_result)
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        {
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            break;
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        }
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    }
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    test.tprintf("Done!");
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    test.tprintf("Dropping databases...");
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    for (auto db : db_list)
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    {
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        execute_query(test.repl->nodes[0], "DROP DATABASE %s", db.c_str());
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    }
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    test.tprintf("Done!");
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    return test.global_result;
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}
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