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/**
* Copyright (C) 2022-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* 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
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* 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 Server Side 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/crypto/fle_fields_util.h"
#include "mongo/bson/bsonelement.h"
#include "mongo/crypto/fle_field_schema_gen.h"
#include "mongo/db/basic_types_gen.h"
#include "mongo/db/exec/document_value/value.h"
#include <limits>
namespace mongo {
void validateIDLFLE2EncryptionPlaceholder(const FLE2EncryptionPlaceholder* placeholder) {
if (placeholder->getAlgorithm() == Fle2AlgorithmInt::kRange) {
if (placeholder->getType() == Fle2PlaceholderType::kFind) {
auto val = placeholder->getValue().getElement();
uassert(6720200, "Range Find placeholder value must be an object.", val.isABSONObj());
auto obj = val.Obj();
FLE2RangeFindSpec::parse(IDLParserContext("v"), obj);
uassert(6832501,
"Sparsity must be defined for range placeholders.",
placeholder->getSparsity());
} else if (placeholder->getType() == Fle2PlaceholderType::kInsert) {
auto val = placeholder->getValue().getElement();
uassert(6775321, "Range Insert placeholder value must be an object.", val.isABSONObj());
auto obj = val.Obj();
FLE2RangeInsertSpec::parse(IDLParserContext("v"), obj);
uassert(6775322,
"Sparsity must be defined for range placeholders.",
placeholder->getSparsity());
}
} else {
uassert(6832500,
"Hypergraph sparsity can only be set for range placeholders.",
!placeholder->getSparsity());
}
}
bool isInfinite(ImplicitValue val) {
constexpr auto inf = std::numeric_limits<double>::infinity();
if (val.getType() != BSONType::NumberDouble) {
return false;
}
auto num = val.getDouble();
return num == inf || num == -inf;
}
namespace {
bool isWithinInt(int64_t num) {
return num <= std::numeric_limits<int32_t>::max() && num >= std::numeric_limits<int32_t>::min();
}
} // namespace
void validateQueryBounds(BSONType indexType, ImplicitValue lb, ImplicitValue ub) {
// Bounds of any type might have an infinite endpoint because open-ended bounds are represented
// with the undefined endpoint as infinity or -infinity.
switch (indexType) {
case NumberInt:
uassert(
6901306,
"If the index type is NumberInt, then lower bound for query must be an int or be a "
"long that is within the range of int.",
isInfinite(lb) || lb.getType() == BSONType::NumberInt ||
(lb.getType() == BSONType::NumberLong && isWithinInt(lb.getLong())));
uassert(
6901307,
"If the index type is NumberInt, then upper bound for query must be an int or be a "
"long that is within the range of int.",
isInfinite(ub) || ub.getType() == BSONType::NumberInt ||
(ub.getType() == BSONType::NumberLong && isWithinInt(ub.getLong())));
break;
case NumberLong:
uassert(
6901308,
"Lower bound for query over NumberLong must be either a NumberLong or NumberInt.",
isInfinite(lb) || lb.getType() == BSONType::NumberLong ||
lb.getType() == BSONType::NumberInt);
uassert(
6901309,
"Upper bound for query over NumberLong must be either a NumberLong or NumberInt.",
isInfinite(ub) || ub.getType() == BSONType::NumberLong ||
ub.getType() == BSONType::NumberInt);
break;
case Date:
uassert(6901310,
"Lower bound for query over Date must be a Date.",
isInfinite(lb) || lb.getType() == BSONType::Date);
uassert(6901311,
"Upper bound for query over Date must be a Date.",
isInfinite(ub) || ub.getType() == BSONType::Date);
break;
case NumberDouble:
uassert(6901312,
"Lower bound for query over NumberDouble must be a NumberDouble.",
lb.getType() == BSONType::NumberDouble);
uassert(6901313,
"Upper bound for query over NumberDouble must be a NumberDouble.",
ub.getType() == BSONType::NumberDouble);
break;
case NumberDecimal:
uassert(6901314,
"Lower bound for query over NumberDecimal must be a NumberDecimal.",
isInfinite(lb) || lb.getType() == BSONType::NumberDecimal);
uassert(6901315,
"Upper bound for query over NumberDecimal must be a NumberDecimal.",
isInfinite(ub) || ub.getType() == BSONType::NumberDecimal);
break;
default:
uasserted(6901305,
str::stream() << "Index type must be a numeric or date, not: " << indexType);
}
}
void validateIDLFLE2RangeFindSpec(const FLE2RangeFindSpec* placeholder) {
if (!placeholder->getEdgesInfo()) {
return;
}
auto& edgesInfo = placeholder->getEdgesInfo().get();
auto min = edgesInfo.getIndexMin().getElement();
auto max = edgesInfo.getIndexMax().getElement();
uassert(6901304, "Range min and range max must be the same type.", min.type() == max.type());
if (edgesInfo.getPrecision().has_value()) {
uassert(6967102,
"Precision can only be set if type is floating point",
min.type() == BSONType::NumberDecimal || min.type() == BSONType::NumberDouble);
}
auto lb = edgesInfo.getLowerBound().getElement();
auto ub = edgesInfo.getUpperBound().getElement();
validateQueryBounds(min.type(), lb, ub);
}
} // namespace mongo
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