Files
memgraph/src/glue/auth_handler.hpp
andrejtonev e8850549d2 Add multi-tenancy v1 (#952)
* Decouple BoltSession and communication::bolt::Session
* Add CREATE/USE/DROP DATABASE
* Add SHOW DATABASES
* Cover WebSocket session
* Simple session safety implemented via RWLock
* Storage symlinks for backward. compatibility
* Extend the audit log with the DB info
* Add auth part
* Add tenant recovery
2023-08-01 18:49:11 +02:00

120 lines
4.5 KiB
C++

// Copyright 2023 Memgraph Ltd.
//
// Use of this software is governed by the Business Source License
// included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
// License, and you may not use this file except in compliance with the Business Source License.
//
// As of the Change Date specified in that file, in accordance with
// the Business Source License, use of this software will be governed
// by the Apache License, Version 2.0, included in the file
// licenses/APL.txt.
#pragma once
#include <regex>
#include "auth/auth.hpp"
#include "glue/auth.hpp"
#include "license/license.hpp"
#include "query/interpreter.hpp"
#include "utils/string.hpp"
namespace memgraph::glue {
inline constexpr std::string_view kDefaultUserRoleRegex = "[a-zA-Z0-9_.+-@]+";
class AuthQueryHandler final : public memgraph::query::AuthQueryHandler {
memgraph::utils::Synchronized<memgraph::auth::Auth, memgraph::utils::WritePrioritizedRWLock> *auth_;
std::string name_regex_string_;
std::regex name_regex_;
public:
AuthQueryHandler(memgraph::utils::Synchronized<memgraph::auth::Auth, memgraph::utils::WritePrioritizedRWLock> *auth,
std::string name_regex_string);
bool CreateUser(const std::string &username, const std::optional<std::string> &password) override;
bool DropUser(const std::string &username) override;
void SetPassword(const std::string &username, const std::optional<std::string> &password) override;
#ifdef MG_ENTERPRISE
bool RevokeDatabaseFromUser(const std::string &db, const std::string &username) override;
bool GrantDatabaseToUser(const std::string &db, const std::string &username) override;
std::vector<std::vector<memgraph::query::TypedValue>> GetDatabasePrivileges(const std::string &username) override;
bool SetMainDatabase(const std::string &db, const std::string &username) override;
#endif
bool CreateRole(const std::string &rolename) override;
bool DropRole(const std::string &rolename) override;
std::vector<memgraph::query::TypedValue> GetUsernames() override;
std::vector<memgraph::query::TypedValue> GetRolenames() override;
std::optional<std::string> GetRolenameForUser(const std::string &username) override;
std::vector<memgraph::query::TypedValue> GetUsernamesForRole(const std::string &rolename) override;
void SetRole(const std::string &username, const std::string &rolename) override;
void ClearRole(const std::string &username) override;
std::vector<std::vector<memgraph::query::TypedValue>> GetPrivileges(const std::string &user_or_role) override;
void GrantPrivilege(
const std::string &user_or_role, const std::vector<memgraph::query::AuthQuery::Privilege> &privileges
#ifdef MG_ENTERPRISE
,
const std::vector<std::unordered_map<memgraph::query::AuthQuery::FineGrainedPrivilege, std::vector<std::string>>>
&label_privileges,
const std::vector<std::unordered_map<memgraph::query::AuthQuery::FineGrainedPrivilege, std::vector<std::string>>>
&edge_type_privileges
#endif
) override;
void DenyPrivilege(const std::string &user_or_role,
const std::vector<memgraph::query::AuthQuery::Privilege> &privileges) override;
void RevokePrivilege(
const std::string &user_or_role, const std::vector<memgraph::query::AuthQuery::Privilege> &privileges
#ifdef MG_ENTERPRISE
,
const std::vector<std::unordered_map<memgraph::query::AuthQuery::FineGrainedPrivilege, std::vector<std::string>>>
&label_privileges,
const std::vector<std::unordered_map<memgraph::query::AuthQuery::FineGrainedPrivilege, std::vector<std::string>>>
&edge_type_privileges
#endif
) override;
private:
template <class TEditPermissionsFun
#ifdef MG_ENTERPRISE
,
class TEditFineGrainedPermissionsFun
#endif
>
void EditPermissions(
const std::string &user_or_role, const std::vector<memgraph::query::AuthQuery::Privilege> &privileges
#ifdef MG_ENTERPRISE
,
const std::vector<std::unordered_map<memgraph::query::AuthQuery::FineGrainedPrivilege, std::vector<std::string>>>
&label_privileges,
const std::vector<std::unordered_map<memgraph::query::AuthQuery::FineGrainedPrivilege, std::vector<std::string>>>
&edge_type_privileges
#endif
,
const TEditPermissionsFun &edit_permissions_fun
#ifdef MG_ENTERPRISE
,
const TEditFineGrainedPermissionsFun &edit_fine_grained_permissions_fun
#endif
);
};
} // namespace memgraph::glue