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/**
* Copyright (C) 2018-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/client/sasl_client_authenticate.h"
#include <string>
#include "mongo/base/string_data.h"
#include "mongo/bson/util/bson_extract.h"
#include "mongo/db/auth/sasl_command_constants.h"
#include "mongo/util/base64.h"
#include "mongo/util/str.h"
namespace mongo {
Future<void> (*saslClientAuthenticate)(auth::RunCommandHook runCommand,
const HostAndPort& hostname,
const BSONObj& saslParameters) = nullptr;
Status saslExtractPayload(const BSONObj& cmdObj, std::string* payload, BSONType* type) {
BSONElement payloadElement;
Status status = bsonExtractField(cmdObj, saslCommandPayloadFieldName, &payloadElement);
if (!status.isOK())
return status;
*type = payloadElement.type();
if (payloadElement.type() == BinData) {
const char* payloadData;
int payloadLen;
payloadData = payloadElement.binData(payloadLen);
if (payloadLen < 0)
return Status(ErrorCodes::InvalidLength, "Negative payload length");
*payload = std::string(payloadData, payloadData + payloadLen);
} else if (payloadElement.type() == String) {
try {
*payload = base64::decode(payloadElement.str());
} catch (AssertionException& e) {
return Status(ErrorCodes::FailedToParse, e.what());
}
} else {
return Status(ErrorCodes::TypeMismatch,
(str::stream() << "Wrong type for field; expected BinData or String for "
<< payloadElement));
}
return Status::OK();
}
} // namespace mongo
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