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89 lines
3.1 KiB
C++
89 lines
3.1 KiB
C++
/* -------------------------------------------------------------------------- */
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/* Copyright 2002-2019, 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 INFORMATION_MANAGER_DRIVER_H_
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#define INFORMATION_MANAGER_DRIVER_H_
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#include <map>
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#include <string>
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#include <sstream>
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#include "Mad.h"
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using namespace std;
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class MonitorThreadPool;
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/**
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* InformationManagerDriver provides a base class to implement IM
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* Drivers. This class implements the protocol and recover functions
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* from the Mad interface. This class may be used to further specialize
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* the IM driver.
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*/
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class InformationManagerDriver : public Mad
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{
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public:
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InformationManagerDriver(
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int userid,
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const map<string,string>& attrs,
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bool sudo,
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MonitorThreadPool * mtpool);
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virtual ~InformationManagerDriver();
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/**
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* Implements the IM driver protocol.
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* @param message the string read from the driver
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*/
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void protocol(const string& message) const;
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/**
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* TODO: What do we need here? just poll the Hosts to recover..
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*/
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void recover();
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/**
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* Sends a monitor request to the MAD: "MONITOR ID HOSTNAME -"
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* @param oid the virtual machine id.
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* @param host the hostname
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* @param ds_location DATASTORE_LOCATION for the host
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* @param update the remotes directory in host
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*/
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void monitor(int oid, const string& host, const string& ds_location,
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bool update) const;
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/**
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* Sends a stop monitor request to the MAD: "MONITOR ID HOSTNAME -"
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* @param oid the virtual machine id.
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* @param host the hostname
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*/
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void stop_monitor(int oid, const string& host) const;
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private:
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friend class InformationManager;
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/**
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* Pointer to the Monitor Thread Pool to process monitor messages
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*/
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MonitorThreadPool * mtpool;
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};
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/* -------------------------------------------------------------------------- */
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/* -------------------------------------------------------------------------- */
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#endif /*INFORMATION_MANAGER_DRIVER_H_*/
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