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DB: warn on parameter number constraints 

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>
This commit is contained in:
Arthur Schiwon 2021-01-08 12:46:10 +01:00
parent e57d8d6521
commit 83b0b84c1f
No known key found for this signature in database
GPG Key ID: 7424F1874854DF23
2 changed files with 112 additions and 6 deletions
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30
lib/private/DB/QueryBuilder/QueryBuilder.php
View File

@ -214,6 +214,36 @@ class QueryBuilder implements IQueryBuilder {
}
return $this->queryBuilder->execute();
$numberOfParameters = 0;
$hasTooLargeArrayParameter = false;
foreach ($this->getParameters() as $parameter) {
if (is_array($parameter)) {
$count = count($parameter);
$numberOfParameters += $count;
$hasTooLargeArrayParameter = $hasTooLargeArrayParameter || ($count > 1000);
}
}
if ($hasTooLargeArrayParameter) {
$exception = new QueryException('More than 1000 expressions in a list are not allowed on Oracle.');
$this->logger->logException($exception, [
'message' => 'More than 1000 expressions in a list are not allowed on Oracle.',
'query' => $this->getSQL(),
'level' => ILogger::ERROR,
'app' => 'core',
]);
}
if ($numberOfParameters > 65535) {
$exception = new QueryException('The number of parameters must not exceed 65535. Restriction by PostgreSQL.');
$this->logger->logException($exception, [
'message' => 'The number of parameters must not exceed 65535. Restriction by PostgreSQL.',
'query' => $this->getSQL(),
'level' => ILogger::ERROR,
'app' => 'core',
]);
}
}
/**

88
tests/lib/DB/QueryBuilder/QueryBuilderTest.php
View File

@ -22,6 +22,8 @@
namespace Test\DB\QueryBuilder;
use Doctrine\DBAL\Query\Expression\CompositeExpression;
use Doctrine\DBAL\Query\QueryException;
use Doctrine\DBAL\Result;
use OC\DB\QueryBuilder\Literal;
use OC\DB\QueryBuilder\Parameter;
use OC\DB\QueryBuilder\QueryBuilder;
@ -1223,6 +1225,10 @@ class QueryBuilderTest extends \Test\TestCase {
->expects($this->once())
->method('execute')
->willReturn(3);
$queryBuilder
->expects($this->any())
->method('getParameters')
->willReturn([]);
$this->logger
->expects($this->never())
->method('debug');
@ -1239,14 +1245,14 @@ class QueryBuilderTest extends \Test\TestCase {
public function testExecuteWithLoggerAndNamedArray() {
$queryBuilder = $this->createMock(\Doctrine\DBAL\Query\QueryBuilder::class);
$queryBuilder
->expects($this->at(0))
->expects($this->any())
->method('getParameters')
->willReturn([
'foo' => 'bar',
'key' => 'value',
]);
$queryBuilder
->expects($this->at(1))
->expects($this->any())
->method('getSQL')
->willReturn('SELECT * FROM FOO WHERE BAR = ?');
$queryBuilder
@ -1277,11 +1283,11 @@ class QueryBuilderTest extends \Test\TestCase {
public function testExecuteWithLoggerAndUnnamedArray() {
$queryBuilder = $this->createMock(\Doctrine\DBAL\Query\QueryBuilder::class);
$queryBuilder
->expects($this->at(0))
->expects($this->any())
->method('getParameters')
->willReturn(['Bar']);
$queryBuilder
->expects($this->at(1))
->expects($this->any())
->method('getSQL')
->willReturn('SELECT * FROM FOO WHERE BAR = ?');
$queryBuilder
@ -1312,11 +1318,11 @@ class QueryBuilderTest extends \Test\TestCase {
public function testExecuteWithLoggerAndNoParams() {
$queryBuilder = $this->createMock(\Doctrine\DBAL\Query\QueryBuilder::class);
$queryBuilder
->expects($this->at(0))
->expects($this->any())
->method('getParameters')
->willReturn([]);
$queryBuilder
->expects($this->at(1))
->expects($this->any())
->method('getSQL')
->willReturn('SELECT * FROM FOO WHERE BAR = ?');
$queryBuilder
@ -1342,4 +1348,74 @@ class QueryBuilderTest extends \Test\TestCase {
$this->invokePrivate($this->queryBuilder, 'queryBuilder', [$queryBuilder]);
$this->assertEquals(3, $this->queryBuilder->execute());
}
public function testExecuteWithParameterTooLarge() {
$queryBuilder = $this->createMock(\Doctrine\DBAL\Query\QueryBuilder::class);
$p = array_fill(0, 1001, 'foo');
$queryBuilder
->expects($this->any())
->method('getParameters')
->willReturn([$p]);
$queryBuilder
->expects($this->any())
->method('getSQL')
->willReturn('SELECT * FROM FOO WHERE BAR IN (?)');
$queryBuilder
->expects($this->once())
->method('execute')
->willReturn($this->createMock(Result::class));
$this->logger
->expects($this->once())
->method('logException')
->willReturnCallback(function ($e, $parameters) {
$this->assertInstanceOf(QueryException::class, $e);
$this->assertSame(
'More than 1000 expressions in a list are not allowed on Oracle.',
$parameters['message']
);
});
$this->config
->expects($this->once())
->method('getValue')
->with('log_query', false)
->willReturn(false);
$this->invokePrivate($this->queryBuilder, 'queryBuilder', [$queryBuilder]);
$this->queryBuilder->execute();
}
public function testExecuteWithParametersTooMany() {
$queryBuilder = $this->createMock(\Doctrine\DBAL\Query\QueryBuilder::class);
$p = array_fill(0, 999, 'foo');
$queryBuilder
->expects($this->any())
->method('getParameters')
->willReturn(array_fill(0, 66, $p));
$queryBuilder
->expects($this->any())
->method('getSQL')
->willReturn('SELECT * FROM FOO WHERE BAR IN (?) OR BAR IN (?)');
$queryBuilder
->expects($this->once())
->method('execute')
->willReturn($this->createMock(Result::class));
$this->logger
->expects($this->once())
->method('logException')
->willReturnCallback(function ($e, $parameters) {
$this->assertInstanceOf(QueryException::class, $e);
$this->assertSame(
'The number of parameters must not exceed 65535. Restriction by PostgreSQL.',
$parameters['message']
);
});
$this->config
->expects($this->once())
->method('getValue')
->with('log_query', false)
->willReturn(false);
$this->invokePrivate($this->queryBuilder, 'queryBuilder', [$queryBuilder]);
$this->queryBuilder->execute();
}
}