diff options
Diffstat (limited to 'src/mongo/db/s/shardsvr_drop_collection_if_uuid_not_matching_command.cpp')
-rw-r--r-- | src/mongo/db/s/shardsvr_drop_collection_if_uuid_not_matching_command.cpp | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/mongo/db/s/shardsvr_drop_collection_if_uuid_not_matching_command.cpp b/src/mongo/db/s/shardsvr_drop_collection_if_uuid_not_matching_command.cpp new file mode 100644 index 00000000000..75920fd592e --- /dev/null +++ b/src/mongo/db/s/shardsvr_drop_collection_if_uuid_not_matching_command.cpp @@ -0,0 +1,92 @@ +/** + * 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. + */ + +#define MONGO_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kSharding + +#include "mongo/db/auth/authorization_session.h" +#include "mongo/db/catalog/drop_collection.h" +#include "mongo/db/commands.h" +#include "mongo/db/s/sharding_state.h" +#include "mongo/logv2/log.h" +#include "mongo/s/request_types/drop_collection_if_uuid_not_matching_gen.h" + +namespace mongo { +namespace { + +class ShardsvrDropCollectionIfUUIDNotMatchingCommand final + : public TypedCommand<ShardsvrDropCollectionIfUUIDNotMatchingCommand> { +public: + bool skipApiVersionCheck() const override { + /* Internal command (server to server) */ + return true; + } + + AllowedOnSecondary secondaryAllowed(ServiceContext*) const override { + return Command::AllowedOnSecondary::kNever; + } + + std::string help() const override { + return "Internal command aimed to remove stale entries from the local collection catalog."; + } + + using Request = ShardsvrDropCollectionIfUUIDNotMatchingRequest; + + class Invocation final : public InvocationBase { + public: + using InvocationBase::InvocationBase; + + void typedRun(OperationContext* opCtx) { + uassertStatusOK(ShardingState::get(opCtx)->canAcceptShardedCommands()); + opCtx->setAlwaysInterruptAtStepDownOrUp(); + + uassertStatusOK(dropCollectionIfUUIDNotMatching( + opCtx, ns(), request().getExpectedCollectionUUID())); + } + + private: + NamespaceString ns() const override { + return request().getNamespace(); + } + + bool supportsWriteConcern() const override { + return false; + } + + void doCheckAuthorization(OperationContext* opCtx) const override { + uassert(ErrorCodes::Unauthorized, + "Unauthorized", + AuthorizationSession::get(opCtx->getClient()) + ->isAuthorizedForActionsOnResource(ResourcePattern::forClusterResource(), + ActionType::dropCollection)); + } + }; +} shardSvrDropCollectionIfUUIDNotMatching; + +} // namespace +} // namespace mongo |