73 lines
2.8 KiB
C++
73 lines
2.8 KiB
C++
/**
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* @file bug729.cpp regression case for bug 729 ("PDO prepared statements bug introduced")
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*
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* - execute following PHP script
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* @verbatim
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<?php
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$options = [
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PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
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PDO::ATTR_EMULATE_PREPARES => false,
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];
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$host=$argv[1];
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$port=$argv[2];
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$user=$argv[3];
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$pass=$argv[4];
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$dsn = "mysql:host=".$host.";port=".$port.";dbname=information_schema";
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$dbh = new PDO( $dsn, $user, $pass, $options );
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$res = $dbh
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->query( "SELECT COLLATION_NAME FROM COLLATIONS" )
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->fetch( PDO::FETCH_COLUMN );
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var_dump( $res );
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@endverbatim
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* - check log for "Can't route MYSQL_COM_STMT_PREPARE"
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*/
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/*
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Description Andreas K-Hansen 2015-02-12 19:32:13 UTC
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The error occurred when upgrading from Maxscale 1.0.4 to 1.0.5.
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The following exception occurs when trying to execute a query with prepared statements enabled:
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PHP Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[42000]: Syntax error or access violation: 1064 Routing query to backend failed. See the error log for further details.' in /root/test.php:10
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Stack trace:
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#0 /root/test.php(10): PDO->query('SELECT COLLATIO...')
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#1 {main}
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thrown in /root/test.php on line 10
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- Error log
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Feb 12 19:14:01 363d6aec0f8c MaxScale[263]: Error: Failed to obtain address for host ::1, Address family for hostname not supported
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Feb 12 19:14:01 363d6aec0f8c MaxScale[263]: Warning: Failed to add user root@::1 for service [RW Split Router]. This user will be unavailable via MaxScale.
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Feb 12 19:14:01 363d6aec0f8c MaxScale[263]: Warning: Failed to add user root@127.0.0.1 for service [RW Split Router]. This user will be unavailable via MaxScale.
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Feb 12 19:14:10 363d6aec0f8c MaxScale[263]: Warning : The query can't be routed to all backend servers because it includes SELECT and SQL variable modifications which is not supported. Set use_sql_variables_in=master or split the query to two, where SQL variable modifications are done in the first and the SELECT in the second one.
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Feb 12 19:14:10 363d6aec0f8c MaxScale[263]: Error : Can't route MYSQL_COM_STMT_PREPARE:QUERY_TYPE_READ|QUERY_TYPE_PREPARE_STMT:"MYSQL_COM_STMT_PREPARE". SELECT with session data modification is not supported if configuration parameter use_sql_variables_in=all .
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*/
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#include <iostream>
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#include "testconnections.h"
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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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Test->set_timeout(30);
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char str[1024];
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sprintf(str, "php %s/bug729.php %s %d %s %s", test_dir, Test->maxscale_IP, Test->rwsplit_port,
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Test->maxscale_user, Test->maxscale_password);
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Test->tprintf("Executing PHP script: %s\n", str);
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Test->add_result(system(str), "PHP script FAILED!\n");
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Test->check_log_err((char *) "Can't route MYSQL_COM_STMT_PREPARE", false);
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int rval = Test->global_result;
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delete Test;
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return rval;
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}
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