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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/db/tenant_namespace.h"
#include "mongo/db/multitenancy_gen.h"
#include "mongo/db/server_feature_flags_gen.h"
namespace mongo {
TenantNamespace::TenantNamespace(boost::optional<mongo::TenantId> tenantId, NamespaceString nss) {
// TODO SERVER-62114 Check instead if gMultitenancySupport is enabled.
if (gFeatureFlagRequireTenantID.isEnabledAndIgnoreFCV())
invariant(tenantId);
_tenantId = tenantId;
_nss = nss;
_tenantNsStr = _tenantId ? boost::make_optional(_tenantId->toString() + "_" + _nss.toString())
: boost::none;
}
TenantDatabaseName TenantNamespace::createTenantDatabaseName() const {
return TenantDatabaseName(_tenantId, _nss.db());
}
TenantNamespace TenantNamespace::parseTenantNamespaceFromDisk(StringData ns) {
if (!gMultitenancySupport) {
return TenantNamespace(boost::none, NamespaceString(ns));
}
auto tenantDelim = ns.find('_');
auto collDelim = ns.find('.');
// If the first '_' is after the '.' that separates the db and coll names, the '_' is part
// of the coll name and is not a db prefix.
if (tenantDelim == std::string::npos || collDelim < tenantDelim) {
return TenantNamespace(boost::none, NamespaceString(ns));
}
const TenantId tenantId(OID(ns.substr(0, tenantDelim)));
auto nss = NamespaceString(ns.substr(tenantDelim + 1, ns.size() - 1 - tenantDelim));
return TenantNamespace(tenantId, nss);
}
std::ostream& operator<<(std::ostream& stream, const TenantNamespace& tenantNs) {
return stream << tenantNs.toString();
}
StringBuilder& operator<<(StringBuilder& builder, const TenantNamespace& tenantNs) {
return builder << tenantNs.toString();
}
} // namespace mongo
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