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/**
* Copyright (C) 2020-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/platform/basic.h"
#include "mongo/db/initialize_api_parameters.h"
#include <string>
#include "mongo/db/commands.h"
#include "mongo/db/operation_context.h"
#include "mongo/transport/session.h"
#include "mongo/util/assert_util.h"
#include "mongo/util/str.h"
namespace mongo {
APIParametersFromClient initializeAPIParameters(const BSONObj& requestBody, Command* command) {
auto apiParamsFromClient =
APIParametersFromClient::parse(IDLParserContext{"APIParametersFromClient"}, requestBody);
if (command->skipApiVersionCheck()) {
return apiParamsFromClient;
}
if (apiParamsFromClient.getApiDeprecationErrors() || apiParamsFromClient.getApiStrict()) {
uassert(4886600,
"Provided apiStrict and/or apiDeprecationErrors without passing apiVersion",
apiParamsFromClient.getApiVersion());
}
if (apiParamsFromClient.getApiVersion()) {
auto apiVersionFromClient = apiParamsFromClient.getApiVersion().value();
if (apiVersionFromClient == "2") {
uassert(ErrorCodes::APIVersionError, "Cannot accept API version 2", acceptApiVersion2);
} else {
uassert(ErrorCodes::APIVersionError,
"API version must be \"1\"",
"1" == apiVersionFromClient);
}
}
if (apiParamsFromClient.getApiStrict().get_value_or(false)) {
auto cmdApiVersions = command->apiVersions();
auto apiVersionFromClient = apiParamsFromClient.getApiVersion().value().toString();
bool strictAssert = (cmdApiVersions.find(apiVersionFromClient) != cmdApiVersions.end());
uassert(
ErrorCodes::APIStrictError,
str::stream() << "Provided apiStrict:true, but the command " << command->getName()
<< " is not in API Version " << apiVersionFromClient
<< ". Information on supported commands and migrations in API Version "
<< apiVersionFromClient
<< " can be found at "
"https://dochub.mongodb.org/core/manual-versioned-api",
strictAssert);
bool strictDoesntWriteToSystemJS =
!(command->getReadWriteType() == BasicCommand::ReadWriteType::kWrite &&
requestBody.firstElementType() == BSONType::String &&
requestBody.firstElement().String() == "system.js");
uassert(ErrorCodes::APIStrictError,
str::stream() << "Provided apiStrict:true, but the command " << command->getName()
<< " attempts to write to system.js",
strictDoesntWriteToSystemJS);
}
if (apiParamsFromClient.getApiDeprecationErrors().get_value_or(false)) {
auto cmdDepApiVersions = command->deprecatedApiVersions();
auto apiVersionFromClient = apiParamsFromClient.getApiVersion().value().toString();
bool deprecationAssert =
(cmdDepApiVersions.find(apiVersionFromClient) == cmdDepApiVersions.end());
uassert(ErrorCodes::APIDeprecationError,
str::stream() << "Provided apiDeprecationErrors:true, but the command "
<< command->getName() << " is deprecated in API Version "
<< apiVersionFromClient,
deprecationAssert);
}
return apiParamsFromClient;
}
void enforceRequireAPIVersion(OperationContext* opCtx, Command* command) {
auto client = opCtx->getClient();
auto isInternalClient =
!client->session() || (client->session()->getTags() & transport::Session::kInternalClient);
if (gRequireApiVersion.load() && !opCtx->getClient()->isInDirectClient() && !isInternalClient) {
uassert(
498870,
"The apiVersion parameter is required, please configure your MongoClient's API version",
APIParameters::get(opCtx).getParamsPassed());
}
}
} // namespace mongo
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