diff options
Diffstat (limited to 'src/mongo/db/views/view_sharding_check.cpp')
-rw-r--r-- | src/mongo/db/views/view_sharding_check.cpp | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/src/mongo/db/views/view_sharding_check.cpp b/src/mongo/db/views/view_sharding_check.cpp deleted file mode 100644 index 7c1ec2c5f86..00000000000 --- a/src/mongo/db/views/view_sharding_check.cpp +++ /dev/null @@ -1,79 +0,0 @@ -/** - * Copyright (C) 2016 MongoDB 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/views/view_sharding_check.h" - -#include "mongo/db/catalog/database.h" -#include "mongo/db/commands.h" -#include "mongo/db/db_raii.h" -#include "mongo/db/operation_context.h" -#include "mongo/db/repl/replication_coordinator.h" -#include "mongo/db/s/collection_sharding_state.h" -#include "mongo/db/s/sharding_state.h" -#include "mongo/db/server_options.h" -#include "mongo/db/views/view_catalog.h" -#include "mongo/s/stale_exception.h" - -namespace mongo { - -void ViewShardingCheck::throwResolvedViewIfSharded(OperationContext* opCtx, - Database* db, - const ViewDefinition* view) { - invariant(opCtx); - invariant(db); - invariant(view); - - if (ClusterRole::ShardServer != serverGlobalParams.clusterRole) { - // This node is not part of a sharded cluster, so the collection cannot be sharded. - return; - } - - auto resolvedView = uassertStatusOK(db->getViewCatalog()->resolveView(opCtx, view->name())); - const auto& sourceNss = resolvedView.getNamespace(); - const auto isPrimary = - repl::ReplicationCoordinator::get(opCtx->getClient()->getServiceContext()) - ->canAcceptWritesForDatabase(opCtx, db->name()); - - if (isPrimary && !collectionIsSharded(opCtx, sourceNss)) { - return; - } - - uasserted(std::move(resolvedView), "Command on view must be executed by mongos"); -} - -bool ViewShardingCheck::collectionIsSharded(OperationContext* opCtx, const NamespaceString& nss) { - // The database is locked at this point but the collection underlying the given view is not - // and must be for a sharding check. - dassert(opCtx->lockState()->isDbLockedForMode(nss.db(), MODE_IS)); - AutoGetCollection autoGetCol(opCtx, nss, MODE_IS); - return CollectionShardingState::get(opCtx, nss)->collectionIsSharded(opCtx); -} - -} // namespace mongo |