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/**
* Copyright (C) 2021-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.
*/
#pragma once
#include <boost/optional.hpp>
#include "mongo/db/catalog/collection_catalog.h"
namespace mongo {
class NamespaceString;
class OperationContext;
namespace resharding::data_copy {
/**
* Creates the specified collection with the given options if the collection does not already exist.
* If the collection already exists, we do not compare the options because the resharding process
* will always use the same options for the same namespace.
*/
void ensureCollectionExists(OperationContext* opCtx,
const NamespaceString& nss,
const CollectionOptions& options);
/**
* Drops the specified collection or returns without error if the collection has already been
* dropped. A particular incarnation of the collection can be dropped by specifying its UUID.
*
* This functions assumes the collection being dropped doesn't have any two-phase index builds
* active on it.
*/
void ensureCollectionDropped(OperationContext* opCtx,
const NamespaceString& nss,
const boost::optional<CollectionUUID>& uuid = boost::none);
} // namespace resharding::data_copy
} // namespace mongo
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