mirror of https://github.com/apache/cloudstack.git
54 lines
2.1 KiB
Java
54 lines
2.1 KiB
Java
/**
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* Copyright (C) 2010 Cloud.com, Inc. All rights reserved.
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*
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* This software is licensed under the GNU General Public License v3 or later.
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*
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* It is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package com.cloud.hypervisor;
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import com.cloud.agent.api.Command;
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import com.cloud.agent.api.to.VirtualMachineTO;
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import com.cloud.hypervisor.Hypervisor.HypervisorType;
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import com.cloud.utils.component.Adapter;
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import com.cloud.vm.VirtualMachine;
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import com.cloud.vm.VirtualMachineProfile;
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public interface HypervisorGuru extends Adapter {
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HypervisorType getHypervisorType();
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/**
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* Convert from a virtual machine to the
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* virtual machine that the hypervisor expects.
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* @param vm
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* @return
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*/
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<T extends VirtualMachine> VirtualMachineTO implement(VirtualMachineProfile<T> vm);
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/**
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* Give hypervisor guru opportunity to decide if certain command needs to be delegated to other host, mainly to secondary storage VM host
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* @param hostId original hypervisor host
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* @param cmd command that is going to be sent, hypervisor guru usually needs to register various context objects into the command object
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*
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* @return delegated host id if the command will be delegated
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*/
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long getCommandHostDelegation(long hostId, Command cmd);
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/**
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* @return true if VM can be migrated independently with CloudStack, and therefore CloudStack needs to track and reflect host change
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* into CloudStack database, false if CloudStack enforces VM sync logic
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*
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*/
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boolean trackVmHostChange();
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}
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