// Copyright 2023 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#pragma once

#include <Interpreters/ISecurityManager.h>

#include <map>

namespace DB
{
/** Default implementation of security manager used by native server application.
  * Manages fixed set of users listed in 'Users' configuration file.
  */
class SecurityManager : public ISecurityManager
{
private:
    using Container = std::map<String, UserPtr>;
    Container users;

public:
    void loadFromConfig(Poco::Util::AbstractConfiguration & config) override;

    UserPtr authorizeAndGetUser(const String & user_name, const String & password, const Poco::Net::IPAddress & address)
        const override;

    UserPtr getUser(const String & user_name) const override;

    bool hasAccessToDatabase(const String & user_name, const String & database_name) const override;
};

} // namespace DB