network_state.h

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// Copyright (C) 2017-2023 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
#ifndef NETWORK_STATE_H
#define NETWORK_STATE_H
 
#include <cc/data.h>
#include <dhcpsrv/subnet_id.h>
#include <boost/scoped_ptr.hpp>
#include <boost/shared_ptr.hpp>
#include <set>
#include <mutex>
#include <string>
 
namespace isc {
namespace dhcp {
 
class NetworkStateImpl;
 
 
class NetworkState {
public:
 
    enum ServerType {
        DHCPv4,
        DHCPv6
    };
 
 
    static const unsigned int USER_COMMAND = 1;
 
    static const unsigned int HA_LOCAL_COMMAND = 1000;
 
    static const unsigned int HA_REMOTE_COMMAND = 2000;
 
    static const unsigned int DB_CONNECTION = 3000;
 
    typedef std::set<SubnetID> Subnets;
 
    typedef std::set<std::string> Networks;
 
    NetworkState(const ServerType& server_type);
 
    void disableService(unsigned int origin);
 
    void enableService(unsigned int origin);
 
    void resetForDbConnection();
 
    void delayedEnableService(const unsigned int seconds,
                              unsigned int origin);
 
    bool isServiceEnabled() const;
 
    bool isDelayedEnableService() const;
 
 
 
    void selectiveDisable(const NetworkState::Subnets& subnets);
 
    void selectiveDisable(const NetworkState::Networks& networks);
 
    void selectiveEnable(const NetworkState::Subnets& subnets);
 
    void selectiveEnable(const NetworkState::Networks& networks);
 
 
private:
 
    boost::shared_ptr<NetworkStateImpl> impl_;
 
    const boost::scoped_ptr<std::mutex> mutex_;
};
 
typedef boost::shared_ptr<NetworkState> NetworkStatePtr;
 
} // end of namespace isc::dhcp
} // end of namespace isc
 
#endif // NETWORK_STATE_H