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/*
* Copyright (C) 2010 10gen 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.
*/
#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kAccessControl
#include "mongo/platform/basic.h"
#include "mongo/db/auth/security_key.h"
#include <sys/stat.h>
#include <string>
#include <vector>
#include "mongo/base/status_with.h"
#include "mongo/client/sasl_client_authenticate.h"
#include "mongo/crypto/mechanism_scram.h"
#include "mongo/db/auth/action_set.h"
#include "mongo/db/auth/action_type.h"
#include "mongo/db/auth/authorization_manager.h"
#include "mongo/db/auth/internal_user_auth.h"
#include "mongo/db/auth/privilege.h"
#include "mongo/db/auth/sasl_options.h"
#include "mongo/db/auth/security_file.h"
#include "mongo/db/auth/user.h"
#include "mongo/db/server_options.h"
#include "mongo/util/log.h"
#include "mongo/util/password_digest.h"
namespace mongo {
using std::string;
bool setUpSecurityKey(const string& filename) {
StatusWith<std::string> keyString = mongo::readSecurityFile(filename);
if (!keyString.isOK()) {
log() << keyString.getStatus().reason();
return false;
}
std::string str = std::move(keyString.getValue());
const unsigned long long keyLength = str.size();
if (keyLength < 6 || keyLength > 1024) {
log() << " security key in " << filename << " has length " << keyLength
<< ", must be between 6 and 1024 chars";
return false;
}
// Generate MONGODB-CR and SCRAM credentials for the internal user based on
// the keyfile.
User::CredentialData credentials;
credentials.password =
mongo::createPasswordDigest(internalSecurity.user->getName().getUser().toString(), str);
BSONObj creds =
scram::generateCredentials(credentials.password, saslGlobalParams.scramIterationCount);
credentials.scram.iterationCount = creds[scram::iterationCountFieldName].Int();
credentials.scram.salt = creds[scram::saltFieldName].String();
credentials.scram.storedKey = creds[scram::storedKeyFieldName].String();
credentials.scram.serverKey = creds[scram::serverKeyFieldName].String();
internalSecurity.user->setCredentials(credentials);
int clusterAuthMode = serverGlobalParams.clusterAuthMode.load();
if (clusterAuthMode == ServerGlobalParams::ClusterAuthMode_keyFile ||
clusterAuthMode == ServerGlobalParams::ClusterAuthMode_sendKeyFile) {
setInternalUserAuthParams(
BSON(saslCommandMechanismFieldName
<< "SCRAM-SHA-1" << saslCommandUserDBFieldName
<< internalSecurity.user->getName().getDB() << saslCommandUserFieldName
<< internalSecurity.user->getName().getUser() << saslCommandPasswordFieldName
<< credentials.password << saslCommandDigestPasswordFieldName << false));
}
return true;
}
} // namespace mongo
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