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/**
* Copyright (C) 2015 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects
* for all of the code used other than as permitted herein. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you do not
* wish to do so, delete this exception statement from your version. If you
* delete this exception statement from all source files in the program,
* then also delete it in the license file.
*/
#include "mongo/platform/basic.h"
#include <iterator>
#include "mongo/base/data_range_cursor.h"
#include "mongo/db/jsobj.h"
#include "mongo/db/server_options.h"
#include "mongo/rpc/object_check.h"
#include "mongo/unittest/unittest.h"
#include "mongo/util/scopeguard.h"
namespace {
using namespace mongo;
TEST(DataTypeValidated, BSONValidationEnabled) {
using std::swap;
bool wasEnabled = serverGlobalParams.objcheck;
const auto setValidation = [&](bool enabled){ serverGlobalParams.objcheck = enabled; };
ON_BLOCK_EXIT(setValidation, wasEnabled);
using std::begin;
using std::end;
BSONObj valid = BSON("baz" << "bar" << "garply" << BSON("foo" << "bar"));
char buf[1024] = { 0 };
std::copy(valid.objdata(), valid.objdata() + valid.objsize(), begin(buf));
{
Validated<BSONObj> v;
ConstDataRangeCursor cdrc(begin(buf), end(buf));
ASSERT_OK(cdrc.readAndAdvance(&v));
}
{
// mess up the data
DataRangeCursor drc(begin(buf), end(buf));
auto maxIntLE = LittleEndian<int>(std::numeric_limits<int>::max());
// skip past size so we don't trip any sanity checks.
drc.advance(4); // skip size
while (drc.writeAndAdvance(0xFF).isOK()) ;
}
{
Validated<BSONObj> v;
ConstDataRangeCursor cdrc(begin(buf), end(buf));
ASSERT_NOT_OK(cdrc.readAndAdvance(&v));
}
{
// disable validation
setValidation(false);
Validated<BSONObj> v;
ConstDataRangeCursor cdrc(begin(buf), end(buf));
ASSERT_OK(cdrc.readAndAdvance(&v));
}
}
}
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