ctrl_dhcp4_srv.h

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// Copyright (C) 2012-2018 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 CTRL_DHCPV4_SRV_H
#define CTRL_DHCPV4_SRV_H
 
#include <asiolink/asio_wrapper.h>
#include <asiolink/asiolink.h>
#include <cc/data.h>
#include <cc/command_interpreter.h>
#include <database/database_connection.h>
#include <dhcpsrv/timer_mgr.h>
#include <dhcp4/dhcp4_srv.h>
 
namespace isc {
namespace dhcp {
 
class ControlledDhcpv4Srv : public isc::dhcp::Dhcpv4Srv {
public:
 
    ControlledDhcpv4Srv(uint16_t port = DHCP4_SERVER_PORT);
 
    ~ControlledDhcpv4Srv();
 
    void init(const std::string& config_file);
 
    isc::data::ConstElementPtr
    loadConfigFile(const std::string& file_name);
 
    void cleanup();
 
    void shutdown();
 
    static isc::data::ConstElementPtr
    processCommand(const std::string& command, isc::data::ConstElementPtr args);
 
    static isc::data::ConstElementPtr
    processConfig(isc::data::ConstElementPtr new_config);
 
    isc::data::ConstElementPtr
    checkConfig(isc::data::ConstElementPtr new_config);
 
    static ControlledDhcpv4Srv* getInstance() {
        return (server_);
    }
 
 
private:
    static void sessionReader(void);
 
    isc::data::ConstElementPtr
    commandShutdownHandler(const std::string& command,
                           isc::data::ConstElementPtr args);
 
    isc::data::ConstElementPtr
    commandLibReloadHandler(const std::string& command,
                            isc::data::ConstElementPtr args);
 
    isc::data::ConstElementPtr
    commandConfigReloadHandler(const std::string& command,
                               isc::data::ConstElementPtr args);
 
    isc::data::ConstElementPtr
    commandConfigGetHandler(const std::string& command,
                            isc::data::ConstElementPtr args);
 
    isc::data::ConstElementPtr
    commandConfigWriteHandler(const std::string& command,
                              isc::data::ConstElementPtr args);
 
    isc::data::ConstElementPtr
    commandConfigSetHandler(const std::string& command,
                            isc::data::ConstElementPtr args);
 
    isc::data::ConstElementPtr
    commandConfigTestHandler(const std::string& command,
                             isc::data::ConstElementPtr args);
 
    isc::data::ConstElementPtr
    commandDhcpDisableHandler(const std::string& command,
                              isc::data::ConstElementPtr args);
 
    isc::data::ConstElementPtr
    commandDhcpEnableHandler(const std::string& command,
                             isc::data::ConstElementPtr args);
 
 
    isc::data::ConstElementPtr
    commandVersionGetHandler(const std::string& command,
                             isc::data::ConstElementPtr args);
 
    isc::data::ConstElementPtr
    commandBuildReportHandler(const std::string& command,
                              isc::data::ConstElementPtr args);
 
    isc::data::ConstElementPtr
    commandLeasesReclaimHandler(const std::string& command,
                                isc::data::ConstElementPtr args);
 
    void reclaimExpiredLeases(const size_t max_leases, const uint16_t timeout,
                              const bool remove_lease,
                              const uint16_t max_unwarned_cycles);
 
    void deleteExpiredReclaimedLeases(const uint32_t secs);
 
    void dbReconnect(db::ReconnectCtlPtr db_reconnect_ctl);
 
    bool dbLostCallback(db::ReconnectCtlPtr db_reconnect_ctl);
 
    static ControlledDhcpv4Srv* server_;
 
    isc::asiolink::IOService io_service_;
 
    TimerMgrPtr timer_mgr_;
};
 
}; // namespace isc::dhcp
}; // namespace isc
 
#endif