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/**
* Copyright (C) 2022-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/s/collection_uuid_mismatch.h"
#include "mongo/db/bson/dotted_path_support.h"
#include "mongo/db/catalog/collection_uuid_mismatch_info.h"
#include "mongo/db/list_collections_gen.h"
#include "mongo/s/cluster_commands_helpers.h"
#include "mongo/s/grid.h"
namespace mongo {
Status populateCollectionUUIDMismatch(OperationContext* opCtx,
const Status& collectionUUIDMismatch) {
tassert(6487200,
str::stream() << "Expected CollectionUUIDMismatch but got " << collectionUUIDMismatch,
collectionUUIDMismatch == ErrorCodes::CollectionUUIDMismatch);
auto info = collectionUUIDMismatch.extraInfo<CollectionUUIDMismatchInfo>();
if (info->actualCollection()) {
return collectionUUIDMismatch;
}
// The listCollections command cannot be run in multi-document transactions, so run it using an
// alternative client.
auto client = opCtx->getServiceContext()->makeClient("populateCollectionUUIDMismatch");
auto alternativeOpCtx = client->makeOperationContext();
opCtx = alternativeOpCtx.get();
AlternativeClientRegion acr{client};
auto swDbInfo = Grid::get(opCtx)->catalogCache()->getDatabase(opCtx, info->db());
if (!swDbInfo.isOK()) {
return swDbInfo.getStatus();
}
ListCollections listCollections;
// Empty tenant id is acceptable here as command's tenant id will not be serialized to BSON.
// TODO SERVER-68357: Use database name of CollectionUUIDMismatchInfo.
listCollections.setDbName(DatabaseName(boost::none, info->db()));
listCollections.setFilter(BSON("info.uuid" << info->collectionUUID()));
auto response =
executeCommandAgainstDatabasePrimary(opCtx,
info->db(),
swDbInfo.getValue(),
listCollections.toBSON({}),
ReadPreferenceSetting{ReadPreference::PrimaryOnly},
Shard::RetryPolicy::kIdempotent);
if (!response.swResponse.isOK()) {
return response.swResponse.getStatus();
}
if (auto status = getStatusFromCommandResult(response.swResponse.getValue().data);
!status.isOK()) {
return status;
}
if (auto actualCollectionElem = dotted_path_support::extractElementAtPath(
response.swResponse.getValue().data, "cursor.firstBatch.0.name")) {
return {CollectionUUIDMismatchInfo{info->db(),
info->collectionUUID(),
info->expectedCollection(),
actualCollectionElem.str()},
collectionUUIDMismatch.reason()};
}
return collectionUUIDMismatch;
}
} // namespace mongo
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