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memgraph/src/query/auth_checker.hpp

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// 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 "query/db_accessor.hpp"
#include "query/frontend/ast/ast.hpp"
#include "storage/v2/id_types.hpp"
namespace memgraph::query {
class FineGrainedAuthChecker;
class AuthChecker {
public:
virtual ~AuthChecker() = default;
[[nodiscard]] virtual bool IsUserAuthorized(const std::optional<std::string> &username,
const std::vector<query::AuthQuery::Privilege> &privileges) const = 0;
#ifdef MG_ENTERPRISE
[[nodiscard]] virtual std::unique_ptr<FineGrainedAuthChecker> GetFineGrainedAuthChecker(
const std::string &username, const memgraph::query::DbAccessor *db_accessor) const = 0;
#endif
};
#ifdef MG_ENTERPRISE
class FineGrainedAuthChecker {
public:
virtual ~FineGrainedAuthChecker() = default;
[[nodiscard]] virtual bool Has(const query::VertexAccessor &vertex, memgraph::storage::View view,
query::AuthQuery::FineGrainedPrivilege fine_grained_privilege) const = 0;
[[nodiscard]] virtual bool Has(const query::EdgeAccessor &edge,
query::AuthQuery::FineGrainedPrivilege fine_grained_privilege) const = 0;
[[nodiscard]] virtual bool Has(const std::vector<memgraph::storage::LabelId> &labels,
query::AuthQuery::FineGrainedPrivilege fine_grained_privilege) const = 0;
[[nodiscard]] virtual bool Has(const memgraph::storage::EdgeTypeId &edge_type,
query::AuthQuery::FineGrainedPrivilege fine_grained_privilege) const = 0;
[[nodiscard]] virtual bool HasGlobalPrivilegeOnVertices(
memgraph::query::AuthQuery::FineGrainedPrivilege fine_grained_privilege) const = 0;
[[nodiscard]] virtual bool HasGlobalPrivilegeOnEdges(
memgraph::query::AuthQuery::FineGrainedPrivilege fine_grained_privilege) const = 0;
};
class AllowEverythingFineGrainedAuthChecker final : public query::FineGrainedAuthChecker {
public:
bool Has(const VertexAccessor & /*vertex*/, const memgraph::storage::View /*view*/,
const query::AuthQuery::FineGrainedPrivilege /*fine_grained_privilege*/) const override {
return true;
}
bool Has(const memgraph::query::EdgeAccessor & /*edge*/,
const query::AuthQuery::FineGrainedPrivilege /*fine_grained_privilege*/) const override {
return true;
}
bool Has(const std::vector<memgraph::storage::LabelId> & /*labels*/,
const query::AuthQuery::FineGrainedPrivilege /*fine_grained_privilege*/) const override {
return true;
}
bool Has(const memgraph::storage::EdgeTypeId & /*edge_type*/,
const query::AuthQuery::FineGrainedPrivilege /*fine_grained_privilege*/) const override {
return true;
}
bool HasGlobalPrivilegeOnVertices(
const memgraph::query::AuthQuery::FineGrainedPrivilege /*fine_grained_privilege*/) const override {
return true;
}
bool HasGlobalPrivilegeOnEdges(
const memgraph::query::AuthQuery::FineGrainedPrivilege /*fine_grained_privilege*/) const override {
return true;
}
}; // namespace memgraph::query
#endif
class AllowEverythingAuthChecker final : public query::AuthChecker {
public:
bool IsUserAuthorized(const std::optional<std::string> & /*username*/,
const std::vector<query::AuthQuery::Privilege> & /*privileges*/) const override {
return true;
}
#ifdef MG_ENTERPRISE
std::unique_ptr<FineGrainedAuthChecker> GetFineGrainedAuthChecker(const std::string & /*username*/,
const query::DbAccessor * /*dba*/) const override {
return std::make_unique<AllowEverythingFineGrainedAuthChecker>();
}
#endif
}; // namespace memgraph::query
} // namespace memgraph::query