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05d147c524
Also bump copyright year to 2024
177 lines
5.2 KiB
C++
177 lines
5.2 KiB
C++
/* -------------------------------------------------------------------------- */
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/* Copyright 2002-2024, OpenNebula Project, OpenNebula Systems */
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/* */
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/* Licensed under the Apache License, Version 2.0 (the "License"); you may */
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/* not use this file except in compliance with the License. You may obtain */
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/* a copy of the License at */
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/* */
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/* http://www.apache.org/licenses/LICENSE-2.0 */
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/* */
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/* Unless required by applicable law or agreed to in writing, software */
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/* distributed under the License is distributed on an "AS IS" BASIS, */
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/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
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/* See the License for the specific language governing permissions and */
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/* limitations under the License. */
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/* -------------------------------------------------------------------------- */
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#ifndef IPAM_MANAGER_H_
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#define IPAM_MANAGER_H_
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#include <time.h>
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#include "ProtocolMessages.h"
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#include "DriverManager.h"
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#include "Listener.h"
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//Forward definitions
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class IPAMRequest;
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class VectorAttribute;
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/* -------------------------------------------------------------------------- */
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/* -------------------------------------------------------------------------- */
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class IPAMManager :
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public DriverManager<Driver<ipam_msg_t>>,
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public Listener
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{
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public:
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IPAMManager(time_t timer, const std::string& mad_location)
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: DriverManager(mad_location)
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, Listener("IPAM Manager")
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, timer_thread(timer, [this]() {timer_action();})
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{
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}
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~IPAMManager() = default;
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/**
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* This functions starts the associated listener thread, and creates a
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* new thread for the IPAMManager. This thread will wait in
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* an action loop till it receives ACTION_FINALIZE.
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* @return 0 on success.
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*/
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int start();
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/**
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* Loads IPAM Manager Mads defined in configuration file
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* @param _mads configuration of drivers
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*/
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int load_drivers(const std::vector<const VectorAttribute*>& _mads);
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/**
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* Register (or requests) a new address range to the IPAM.
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*/
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void trigger_register_address_range(IPAMRequest& ir);
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/**
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* Unregisters an address range.
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*/
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void trigger_unregister_address_range(IPAMRequest& ir);
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/**
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* Requests the IPAM a free address (or range)
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*/
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void trigger_get_address(IPAMRequest& ir);
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/**
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* Requests to set an address (or range) as used
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*/
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void trigger_allocate_address(IPAMRequest& ir);
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/**
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* Free an address in the IPAM
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*/
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void trigger_free_address(IPAMRequest& ir);
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/**
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* Call vnet_create action
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*/
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void trigger_vnet_create(int vnid, const std::string& xml64);
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/**
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* Call vnet_create action
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*/
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void trigger_vnet_delete(int vnid, const std::string& xml64);
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private:
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/**
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* Timer action async execution
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*/
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Timer timer_thread;
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/**
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* Generic name for the IPAM driver
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*/
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static const char * ipam_driver_name;
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/**
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* Returns a pointer to a IPAM Manager driver. The driver is
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* searched by its name.
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* @param name the name of the driver
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* @return the IPAM driver owned by uid with attribute name equal to value
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* or 0 in not found
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*/
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const Driver<ipam_msg_t> * get() const
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{
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return DriverManager::get_driver(ipam_driver_name);
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}
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/**
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* This function initializes a request to call the IPAM driver
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* @param type Message type
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* @param ir the IPAM request
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*/
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void send_request(IPAMManagerMessages type, IPAMRequest& ir);
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/**
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* This function send an action message to IPAM driver
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* @param type Message type
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* @param oid Object ID
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* @param xml Object xml data
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*/
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void send_message(IPAMManagerMessages type,
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int oid,
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const std::string& xml);
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// -------------------------------------------------------------------------
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// Protocol implementation, procesing messages from driver
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// -------------------------------------------------------------------------
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/**
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*
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*/
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static void _undefined(std::unique_ptr<ipam_msg_t> msg);
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/**
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*
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*/
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void _notify_request(std::unique_ptr<ipam_msg_t> msg);
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void _vnet_create(std::unique_ptr<ipam_msg_t> msg);
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void _vnet_delete(std::unique_ptr<ipam_msg_t> msg);
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/**
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*
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*/
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static void _log(std::unique_ptr<ipam_msg_t> msg);
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// -------------------------------------------------------------------------
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// Action Listener interface
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// -------------------------------------------------------------------------
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void timer_action()
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{
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check_time_outs_action();
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}
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static const int drivers_timeout = 10;
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void finalize_action() override
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{
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DriverManager::stop(drivers_timeout);
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}
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};
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#endif /*IPAM_MANAGER_H*/
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