コード例 #1
0
ファイル: database.cpp プロジェクト: AshishSanju/mongo
Collection* Database::createCollection(OperationContext* txn,
                                       StringData ns,
                                       const CollectionOptions& options,
                                       bool createIdIndex) {
    massert(17399, "collection already exists", getCollection(ns) == NULL);
    massertNamespaceNotIndex(ns, "createCollection");
    invariant(txn->lockState()->isDbLockedForMode(name(), MODE_X));

    if (serverGlobalParams.clusterRole == ClusterRole::ConfigServer &&
        !(ns.startsWith("config.") || ns.startsWith("local.") || ns.startsWith("admin."))) {
        uasserted(14037, "can't create user databases on a --configsvr instance");
    }

    if (NamespaceString::normal(ns)) {
        // This check only applies for actual collections, not indexes or other types of ns.
        uassert(17381,
                str::stream() << "fully qualified namespace " << ns << " is too long "
                              << "(max is "
                              << NamespaceString::MaxNsCollectionLen
                              << " bytes)",
                ns.size() <= NamespaceString::MaxNsCollectionLen);
    }

    NamespaceString nss(ns);
    uassert(17316, "cannot create a blank collection", nss.coll() > 0);
    uassert(28838, "cannot create a non-capped oplog collection", options.capped || !nss.isOplog());

    audit::logCreateCollection(&cc(), ns);

    txn->recoveryUnit()->registerChange(new AddCollectionChange(txn, this, ns));

    Status status = _dbEntry->createCollection(txn, ns, options, true /*allocateDefaultSpace*/);
    massertNoTraceStatusOK(status);


    Collection* collection = _getOrCreateCollectionInstance(txn, ns);
    invariant(collection);
    _collections[ns] = collection;

    if (createIdIndex) {
        if (collection->requiresIdIndex()) {
            if (options.autoIndexId == CollectionOptions::YES ||
                options.autoIndexId == CollectionOptions::DEFAULT) {
                IndexCatalog* ic = collection->getIndexCatalog();
                uassertStatusOK(ic->createIndexOnEmptyCollection(txn, ic->getDefaultIdIndexSpec()));
            }
        }

        if (nss.isSystem()) {
            authindex::createSystemIndexes(txn, collection);
        }
    }

    auto opObserver = getGlobalServiceContext()->getOpObserver();
    if (opObserver)
        opObserver->onCreateCollection(txn, nss, options);

    return collection;
}
コード例 #2
0
ファイル: database.cpp プロジェクト: JsonRuby/mongo
    Collection* Database::createCollection( OperationContext* txn,
                                            const StringData& ns,
                                            const CollectionOptions& options,
                                            bool allocateDefaultSpace,
                                            bool createIdIndex ) {
        massert( 17399, "collection already exists", getCollection( txn, ns ) == NULL );
        massertNamespaceNotIndex( ns, "createCollection" );

        if ( serverGlobalParams.configsvr &&
             !( ns.startsWith( "config." ) ||
                ns.startsWith( "local." ) ||
                ns.startsWith( "admin." ) ) ) {
            uasserted(14037, "can't create user databases on a --configsvr instance");
        }

        if (NamespaceString::normal(ns)) {
            // This check only applies for actual collections, not indexes or other types of ns.
            uassert(17381, str::stream() << "fully qualified namespace " << ns << " is too long "
                                         << "(max is " << NamespaceString::MaxNsCollectionLen << " bytes)",
                    ns.size() <= NamespaceString::MaxNsCollectionLen);
        }

        NamespaceString nss( ns );
        uassert( 17316, "cannot create a blank collection", nss.coll() > 0 );

        audit::logCreateCollection( currentClient.get(), ns );

        txn->recoveryUnit()->registerChange( new AddCollectionChange(this, ns) );

        Status status = _dbEntry->createCollection(txn, ns,
                                                options, allocateDefaultSpace);
        massertStatusOK(status);

        Collection* collection = getCollection(txn, ns);
        invariant(collection);

        if ( createIdIndex ) {
            if ( collection->requiresIdIndex() ) {
                if ( options.autoIndexId == CollectionOptions::YES ||
                     options.autoIndexId == CollectionOptions::DEFAULT ) {
                    IndexCatalog* ic = collection->getIndexCatalog();
                    uassertStatusOK(
                        ic->createIndexOnEmptyCollection(txn, ic->getDefaultIdIndexSpec()));
                }
            }

            if ( nss.isSystem() ) {
                authindex::createSystemIndexes( txn, collection );
            }

        }

        return collection;
    }
コード例 #3
0
ファイル: database.cpp プロジェクト: judahschvimer/mongo
Collection* Database::createCollection(OperationContext* txn,
                                       StringData ns,
                                       const CollectionOptions& options,
                                       bool createIdIndex) {
    invariant(txn->lockState()->isDbLockedForMode(name(), MODE_X));
    invariant(!options.isView());

    NamespaceString nss(ns);
    _checkCanCreateCollection(nss, options);
    audit::logCreateCollection(&cc(), ns);

    txn->recoveryUnit()->registerChange(new AddCollectionChange(txn, this, ns));

    Status status = _dbEntry->createCollection(txn, ns, options, true /*allocateDefaultSpace*/);
    massertNoTraceStatusOK(status);


    Collection* collection = _getOrCreateCollectionInstance(txn, ns);
    invariant(collection);
    _collections[ns] = collection;

    if (createIdIndex) {
        if (collection->requiresIdIndex()) {
            if (options.autoIndexId == CollectionOptions::YES ||
                options.autoIndexId == CollectionOptions::DEFAULT) {
                // The creation of the _id index isn't replicated and is instead implicit in the
                // creation of the collection. This means that the version of the _id index to build
                // is technically unspecified. However, we're able to use the
                // featureCompatibilityVersion of this server to determine the default index version
                // to use because we apply commands (opType == 'c') in their own batch. This
                // guarantees the write to the admin.system.version collection from the
                // "setFeatureCompatibilityVersion" command either happens entirely before the
                // collection creation or it happens entirely after.
                const auto featureCompatibilityVersion =
                    serverGlobalParams.featureCompatibilityVersion.load();
                IndexCatalog* ic = collection->getIndexCatalog();
                uassertStatusOK(ic->createIndexOnEmptyCollection(
                    txn, ic->getDefaultIdIndexSpec(featureCompatibilityVersion)));
            }
        }

        if (nss.isSystem()) {
            authindex::createSystemIndexes(txn, collection);
        }
    }

    auto opObserver = getGlobalServiceContext()->getOpObserver();
    if (opObserver)
        opObserver->onCreateCollection(txn, nss, options);

    return collection;
}
コード例 #4
0
ファイル: database.cpp プロジェクト: Machyne/mongo
Collection* Database::createCollection(OperationContext* txn,
                                       StringData ns,
                                       const CollectionOptions& options,
                                       bool createIdIndex,
                                       const BSONObj& idIndex) {
    invariant(txn->lockState()->isDbLockedForMode(name(), MODE_X));
    invariant(!options.isView());

    NamespaceString nss(ns);
    _checkCanCreateCollection(nss, options);
    audit::logCreateCollection(&cc(), ns);

    Status status = _dbEntry->createCollection(txn, ns, options, true /*allocateDefaultSpace*/);
    massertNoTraceStatusOK(status);

    txn->recoveryUnit()->registerChange(new AddCollectionChange(txn, this, ns));
    Collection* collection = _getOrCreateCollectionInstance(txn, ns);
    invariant(collection);
    _collections[ns] = collection;

    BSONObj fullIdIndexSpec;

    if (createIdIndex) {
        if (collection->requiresIdIndex()) {
            if (options.autoIndexId == CollectionOptions::YES ||
                options.autoIndexId == CollectionOptions::DEFAULT) {
                const auto featureCompatibilityVersion =
                    serverGlobalParams.featureCompatibility.version.load();
                IndexCatalog* ic = collection->getIndexCatalog();
                fullIdIndexSpec = uassertStatusOK(ic->createIndexOnEmptyCollection(
                    txn,
                    !idIndex.isEmpty() ? idIndex
                                       : ic->getDefaultIdIndexSpec(featureCompatibilityVersion)));
            }
        }

        if (nss.isSystem()) {
            authindex::createSystemIndexes(txn, collection);
        }
    }

    auto opObserver = getGlobalServiceContext()->getOpObserver();
    if (opObserver)
        opObserver->onCreateCollection(txn, nss, options, fullIdIndexSpec);

    return collection;
}