bool run(OperationContext* opCtx,
const std::string& dbName,
const BSONObj& cmdObj,
BSONObjBuilder& result) final {
AutoGetDb dblock(opCtx, dbName, LockMode::MODE_IS);
auto db = dblock.getDb();
uassert(ErrorCodes::NamespaceNotFound,
str::stream() << "database " << dbName << " does not exist",
db);
db->getViewCatalog()->invalidate();
return true;
}
void Database::getStats(OperationContext* opCtx, BSONObjBuilder* output, double scale) {
list<string> collections;
_dbEntry->getCollectionNamespaces(&collections);
long long nCollections = 0;
long long nViews = 0;
long long objects = 0;
long long size = 0;
long long storageSize = 0;
long long numExtents = 0;
long long indexes = 0;
long long indexSize = 0;
for (list<string>::const_iterator it = collections.begin(); it != collections.end(); ++it) {
const string ns = *it;
Collection* collection = getCollection(ns);
if (!collection)
continue;
nCollections += 1;
objects += collection->numRecords(opCtx);
size += collection->dataSize(opCtx);
BSONObjBuilder temp;
storageSize += collection->getRecordStore()->storageSize(opCtx, &temp);
numExtents += temp.obj()["numExtents"].numberInt(); // XXX
indexes += collection->getIndexCatalog()->numIndexesTotal(opCtx);
indexSize += collection->getIndexSize(opCtx);
}
getViewCatalog()->iterate(opCtx, [&](const ViewDefinition& view) { nViews += 1; });
output->appendNumber("collections", nCollections);
output->appendNumber("views", nViews);
output->appendNumber("objects", objects);
output->append("avgObjSize", objects == 0 ? 0 : double(size) / double(objects));
output->appendNumber("dataSize", size / scale);
output->appendNumber("storageSize", storageSize / scale);
output->appendNumber("numExtents", numExtents);
output->appendNumber("indexes", indexes);
output->appendNumber("indexSize", indexSize / scale);
_dbEntry->appendExtraStats(opCtx, output, scale);
}
void ViewCatalog::set(Database* db, std::unique_ptr<ViewCatalog> catalog) {
getViewCatalog(db) = std::move(catalog);
}
ViewCatalog* ViewCatalog::get(Database* db) {
return getViewCatalog(db).get();
}
