88 lines
3.0 KiB
C++
88 lines
3.0 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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*
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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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*
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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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*
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* var_dump( $res );
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*
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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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*
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* Description Andreas K-Hansen 2015-02-12 19:32:13 UTC
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*
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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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*
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* PHP Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[42000]: Syntax error or access
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* violation: 1064 Routing query to backend failed. See the error log for further details.' in
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* /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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*
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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
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* 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
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* 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
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* 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
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* because it includes SELECT and SQL variable modifications which is not supported. Set
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* use_sql_variables_in=master or split the query to two, where SQL variable modifications are done in the
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* first and the SELECT in the second one.
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* Feb 12 19:14:10 363d6aec0f8c MaxScale[263]: Error : Can't route
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* MYSQL_COM_STMT_PREPARE:QUERY_TYPE_READ|QUERY_TYPE_PREPARE_STMT:"MYSQL_COM_STMT_PREPARE". SELECT with
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* session data modification is not supported if configuration parameter use_sql_variables_in=all .
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*
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*/
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#include <iostream>
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#include <maxtest/testconnections.hh>
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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[4096 + 1024];
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sprintf(str,
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"php %s/rwsplit_php_stmt.php %s %d %s %s",
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test_dir,
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Test->maxscales->IP[0],
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Test->maxscales->rwsplit_port[0],
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Test->maxscales->user_name,
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Test->maxscales->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->log_excludes(0, "Can't route MYSQL_COM_STMT_PREPARE");
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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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