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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/db/repl/hello_auth.h"
#include "mongo/client/authenticate.h"
#include "mongo/db/auth/authentication_session.h"
#include "mongo/db/auth/sasl_command_constants.h"
#include "mongo/db/auth/sasl_commands.h"
#include "mongo/db/auth/sasl_mechanism_registry.h"
#include "mongo/db/commands/authentication_commands.h"
#include "mongo/db/stats/counters.h"
namespace mongo {
void handleHelloAuth(OperationContext* opCtx,
const DatabaseName& dbName,
const HelloCommand& cmd,
BSONObjBuilder* result) {
// saslSupportedMechs: UserName -> List[String]
if (auto userNameVariant = cmd.getSaslSupportedMechs()) {
auto userName = UserName::parseFromVariant(userNameVariant.value());
AuthenticationSession::doStep(
opCtx, AuthenticationSession::StepType::kSaslSupportedMechanisms, [&](auto session) {
session->setUserNameForSaslSupportedMechanisms(userName);
auto& saslMechanismRegistry =
SASLServerMechanismRegistry::get(opCtx->getServiceContext());
saslMechanismRegistry.advertiseMechanismNamesForUser(opCtx, userName, result);
});
}
// speculativeAuthenticate: SaslStart -> SaslReply or Authenticate -> AuthenticateReply
auto& specAuth = cmd.getSpeculativeAuthenticate();
if (!specAuth) {
return;
}
uassert(6656100,
"Cannot specify speculativeAuthenticate with a tenantId",
!dbName.tenantId() || dbName.tenantId() == TenantId::kSystemTenantId);
uassert(ErrorCodes::BadValue,
str::stream() << "hello." << auth::kSpeculativeAuthenticate
<< " must be a non-empty Object",
!specAuth->isEmpty());
auto specCmd = specAuth->firstElementFieldNameStringData();
if (specCmd == saslStartCommandName) {
doSpeculativeSaslStart(opCtx, *specAuth, result);
} else if (specCmd == auth::kAuthenticateCommand) {
doSpeculativeAuthenticate(opCtx, *specAuth, result);
} else {
uasserted(51769,
str::stream() << "hello." << auth::kSpeculativeAuthenticate
<< " unknown command: " << specCmd);
}
}
} // namespace mongo
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