VirtualMachineManager.java example

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// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by the License.
// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.vm;

import java.util.List;
import java.util.Map;

import com.cloud.deploy.DeployDestination;
import com.cloud.deploy.DeploymentPlan;
import com.cloud.exception.AgentUnavailableException;
import com.cloud.exception.ConcurrentOperationException;
import com.cloud.exception.InsufficientCapacityException;
import com.cloud.exception.InsufficientServerCapacityException;
import com.cloud.exception.ManagementServerException;
import com.cloud.exception.OperationTimedoutException;
import com.cloud.exception.ResourceUnavailableException;
import com.cloud.exception.VirtualMachineMigrationException;
import com.cloud.hypervisor.Hypervisor.HypervisorType;
import com.cloud.network.NetworkVO;
import com.cloud.offering.ServiceOffering;
import com.cloud.service.ServiceOfferingVO;
import com.cloud.storage.DiskOfferingVO;
import com.cloud.storage.StoragePool;
import com.cloud.storage.VMTemplateVO;
import com.cloud.user.Account;
import com.cloud.user.User;
import com.cloud.utils.Pair;
import com.cloud.utils.component.Manager;
import com.cloud.utils.fsm.NoTransitionException;

/**
 * Manages allocating resources to vms.
 */
public interface VirtualMachineManager extends Manager {

    <T extends VMInstanceVO> T allocate(T vm,
            VMTemplateVO template,
            ServiceOfferingVO serviceOffering,
            Pair<? extends DiskOfferingVO, Long> rootDiskOffering,
            List<Pair<DiskOfferingVO, Long>> dataDiskOfferings,
            List<Pair<NetworkVO, NicProfile>> networks,
            Map<VirtualMachineProfile.Param, Object> params,
            DeploymentPlan plan,
            HypervisorType hyperType,
            Account owner) throws InsufficientCapacityException;

    <T extends VMInstanceVO> T allocate(T vm,
            VMTemplateVO template,
            ServiceOfferingVO serviceOffering,
            Long rootSize,
            Pair<DiskOfferingVO, Long> dataDiskOffering,
            List<Pair<NetworkVO, NicProfile>> networks,
            DeploymentPlan plan,
            HypervisorType hyperType,
            Account owner) throws InsufficientCapacityException;

    <T extends VMInstanceVO> T allocate(T vm,
            VMTemplateVO template,
            ServiceOfferingVO serviceOffering,
            List<Pair<NetworkVO, NicProfile>> networkProfiles,
            DeploymentPlan plan,
            HypervisorType hyperType,
            Account owner) throws InsufficientCapacityException;

    <T extends VMInstanceVO> T start(T vm, Map<VirtualMachineProfile.Param, Object> params, User caller, Account account) throws InsufficientCapacityException, ResourceUnavailableException;

    <T extends VMInstanceVO> T start(T vm, Map<VirtualMachineProfile.Param, Object> params, User caller, Account account, DeploymentPlan planToDeploy) throws InsufficientCapacityException, ResourceUnavailableException;

    <T extends VMInstanceVO> boolean stop(T vm, User caller, Account account) throws ResourceUnavailableException;

    <T extends VMInstanceVO> boolean expunge(T vm, User caller, Account account) throws ResourceUnavailableException;

    <T extends VMInstanceVO> void registerGuru(VirtualMachine.Type type, VirtualMachineGuru<T> guru);

    boolean stateTransitTo(VMInstanceVO vm, VirtualMachine.Event e, Long hostId) throws NoTransitionException;

    <T extends VMInstanceVO> T advanceStart(T vm, Map<VirtualMachineProfile.Param, Object> params, User caller, Account account) throws InsufficientCapacityException, ResourceUnavailableException, ConcurrentOperationException, OperationTimedoutException;

    <T extends VMInstanceVO> T advanceStart(T vm, Map<VirtualMachineProfile.Param, Object> params, User caller, Account account, DeploymentPlan planToDeploy) throws InsufficientCapacityException, ResourceUnavailableException, ConcurrentOperationException, OperationTimedoutException;

    <T extends VMInstanceVO> boolean advanceStop(T vm, boolean forced, User caller, Account account) throws ResourceUnavailableException, OperationTimedoutException, ConcurrentOperationException;

    <T extends VMInstanceVO> boolean advanceExpunge(T vm, User caller, Account account) throws ResourceUnavailableException, OperationTimedoutException, ConcurrentOperationException;

    <T extends VMInstanceVO> boolean remove(T vm, User caller, Account account);

    <T extends VMInstanceVO> boolean destroy(T vm, User caller, Account account) throws AgentUnavailableException, OperationTimedoutException, ConcurrentOperationException;

    boolean migrateAway(VirtualMachine.Type type, long vmid, long hostId) throws InsufficientServerCapacityException, VirtualMachineMigrationException;

    <T extends VMInstanceVO> T migrate(T vm, long srcHostId, DeployDestination dest) throws ResourceUnavailableException, ConcurrentOperationException, ManagementServerException, VirtualMachineMigrationException;

    <T extends VMInstanceVO> T reboot(T vm, Map<VirtualMachineProfile.Param, Object> params, User caller, Account account) throws InsufficientCapacityException, ResourceUnavailableException;

    <T extends VMInstanceVO> T advanceReboot(T vm, Map<VirtualMachineProfile.Param, Object> params, User caller, Account account) throws InsufficientCapacityException, ResourceUnavailableException, ConcurrentOperationException, OperationTimedoutException;

    VMInstanceVO findByIdAndType(VirtualMachine.Type type, long vmId);

    /**
     * Check to see if a virtual machine can be upgraded to the given service offering
     * 
     * @param vm
     * @param offering
     * @return true if the host can handle the upgrade, false otherwise
     */
    boolean isVirtualMachineUpgradable(final VirtualMachine vm, final ServiceOffering offering);
    
    VMInstanceVO findById(long vmId);

	<T extends VMInstanceVO> T storageMigration(T vm, StoragePool storagePoolId);

    /**
     * @param vmInstance
     * @param newServiceOfferingId
     */
    void checkIfCanUpgrade(VirtualMachine vmInstance, long newServiceOfferingId);

    /**
     * @param vmId
     * @param serviceOfferingId
     * @return
     */
    boolean upgradeVmDb(long vmId, long serviceOfferingId);

}