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/**
* Copyright (C) 2013 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.
*/
#include "mongo/platform/basic.h"
#include "mongo/db/commands/write_commands/write_commands_common.h"
#include <string>
#include <vector>
#include "mongo/db/auth/privilege.h"
#include "mongo/db/auth/action_set.h"
#include "mongo/db/auth/action_type.h"
#include "mongo/db/catalog/document_validation.h"
#include "mongo/util/assert_util.h"
namespace mongo {
namespace auth {
using std::string;
using std::vector;
Status checkAuthForWriteCommand(AuthorizationSession* authzSession,
BatchedCommandRequest::BatchType cmdType,
const NamespaceString& cmdNSS,
const BSONObj& cmdObj) {
vector<Privilege> privileges;
ActionSet actionsOnCommandNSS;
if (shouldBypassDocumentValidationForCommand(cmdObj)) {
actionsOnCommandNSS.addAction(ActionType::bypassDocumentValidation);
}
if (cmdType == BatchedCommandRequest::BatchType_Insert) {
if (!cmdNSS.isSystemDotIndexes()) {
actionsOnCommandNSS.addAction(ActionType::insert);
} else {
// Special-case indexes until we have a command
string nsToIndex, errMsg;
if (!BatchedCommandRequest::getIndexedNS(cmdObj, &nsToIndex, &errMsg)) {
return Status(ErrorCodes::FailedToParse, errMsg);
}
NamespaceString nssToIndex(nsToIndex);
privileges.push_back(
Privilege(ResourcePattern::forExactNamespace(nssToIndex), ActionType::createIndex));
}
} else if (cmdType == BatchedCommandRequest::BatchType_Update) {
actionsOnCommandNSS.addAction(ActionType::update);
// Upsert also requires insert privs
if (BatchedCommandRequest::containsUpserts(cmdObj)) {
actionsOnCommandNSS.addAction(ActionType::insert);
}
} else {
fassert(17251, cmdType == BatchedCommandRequest::BatchType_Delete);
actionsOnCommandNSS.addAction(ActionType::remove);
}
if (!actionsOnCommandNSS.empty()) {
privileges.emplace_back(ResourcePattern::forExactNamespace(cmdNSS), actionsOnCommandNSS);
}
if (authzSession->isAuthorizedForPrivileges(privileges))
return Status::OK();
return Status(ErrorCodes::Unauthorized, "unauthorized");
}
}
}
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