// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with 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.
package org.apache.cloudstack.engine.cloud.entity.api;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import javax.inject.Inject;
import org.apache.cloudstack.affinity.dao.AffinityGroupVMMapDao;
import org.apache.cloudstack.engine.cloud.entity.api.db.VMEntityVO;
import org.apache.cloudstack.engine.cloud.entity.api.db.VMReservationVO;
import org.apache.cloudstack.engine.cloud.entity.api.db.dao.VMEntityDao;
import org.apache.cloudstack.engine.cloud.entity.api.db.dao.VMReservationDao;
import org.apache.cloudstack.engine.subsystem.api.storage.DataStoreManager;
import org.apache.cloudstack.storage.datastore.db.PrimaryDataStoreDao;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Component;
import com.cloud.dc.DataCenter;
import com.cloud.deploy.DataCenterDeployment;
import com.cloud.deploy.DeployDestination;
import com.cloud.deploy.DeploymentPlan;
import com.cloud.deploy.DeploymentPlanner;
import com.cloud.deploy.DeploymentPlanner.ExcludeList;
import com.cloud.deploy.DeploymentPlanningManager;
import com.cloud.exception.AffinityConflictException;
import com.cloud.exception.AgentUnavailableException;
import com.cloud.exception.ConcurrentOperationException;
import com.cloud.exception.InsufficientCapacityException;
import com.cloud.exception.InsufficientServerCapacityException;
import com.cloud.exception.OperationTimedoutException;
import com.cloud.exception.ResourceUnavailableException;
import com.cloud.network.dao.NetworkDao;
import com.cloud.org.Cluster;
import com.cloud.service.dao.ServiceOfferingDao;
import com.cloud.storage.StoragePool;
import com.cloud.storage.VolumeVO;
import com.cloud.storage.dao.DiskOfferingDao;
import com.cloud.storage.dao.VMTemplateDao;
import com.cloud.storage.dao.VolumeDao;
import com.cloud.user.dao.AccountDao;
import com.cloud.user.dao.UserDao;
import com.cloud.utils.exception.CloudRuntimeException;
import com.cloud.vm.VMInstanceVO;
import com.cloud.vm.VirtualMachine;
import com.cloud.vm.VirtualMachineManager;
import com.cloud.vm.VirtualMachineProfile;
import com.cloud.vm.VirtualMachineProfileImpl;
import com.cloud.vm.dao.VMInstanceDao;
@Component
public class VMEntityManagerImpl implements VMEntityManager {
private static final Logger s_logger = Logger.getLogger(VMEntityManagerImpl.class);
@Inject
protected VMInstanceDao _vmDao;
@Inject
protected VMTemplateDao _templateDao = null;
@Inject
protected ServiceOfferingDao _serviceOfferingDao;
@Inject
protected DiskOfferingDao _diskOfferingDao = null;
@Inject
protected NetworkDao _networkDao;
@Inject
protected AccountDao _accountDao = null;
@Inject
protected UserDao _userDao = null;
@Inject
protected VMEntityDao _vmEntityDao;
@Inject
protected VMReservationDao _reservationDao;
@Inject
protected VirtualMachineManager _itMgr;
protected List<DeploymentPlanner> _planners;
@Inject
protected VolumeDao _volsDao;
@Inject
protected PrimaryDataStoreDao _storagePoolDao;
@Inject
DataStoreManager dataStoreMgr;
@Inject
DeploymentPlanningManager _dpMgr;
@Inject
protected AffinityGroupVMMapDao _affinityGroupVMMapDao;
@Inject
DeploymentPlanningManager _planningMgr;
@Override
public VMEntityVO loadVirtualMachine(String vmId) {
// TODO Auto-generated method stub
return _vmEntityDao.findByUuid(vmId);
}
@Override
public void saveVirtualMachine(VMEntityVO entity) {
_vmEntityDao.persist(entity);
}
protected boolean areAffinityGroupsAssociated(VirtualMachineProfile vmProfile) {
VirtualMachine vm = vmProfile.getVirtualMachine();
long vmGroupCount = _affinityGroupVMMapDao.countAffinityGroupsForVm(vm.getId());
if (vmGroupCount > 0) {
return true;
}
return false;
}
@Override
public String reserveVirtualMachine(VMEntityVO vmEntityVO, DeploymentPlanner plannerToUse, DeploymentPlan planToDeploy, ExcludeList exclude)
throws InsufficientCapacityException, ResourceUnavailableException {
//call planner and get the deployDestination.
//load vm instance and offerings and call virtualMachineManagerImpl
//FIXME: profile should work on VirtualMachineEntity
VMInstanceVO vm = _vmDao.findByUuid(vmEntityVO.getUuid());
VirtualMachineProfileImpl vmProfile = new VirtualMachineProfileImpl(vm);
vmProfile.setServiceOffering(_serviceOfferingDao.findByIdIncludingRemoved(vm.getId(), vm.getServiceOfferingId()));
DataCenterDeployment plan = new DataCenterDeployment(vm.getDataCenterId(), vm.getPodIdToDeployIn(), null, null, null, null);
if (planToDeploy != null && planToDeploy.getDataCenterId() != 0) {
plan =
new DataCenterDeployment(planToDeploy.getDataCenterId(), planToDeploy.getPodId(), planToDeploy.getClusterId(), planToDeploy.getHostId(),
planToDeploy.getPoolId(), planToDeploy.getPhysicalNetworkId());
}
boolean planChangedByReadyVolume = false;
List<VolumeVO> vols = _volsDao.findReadyRootVolumesByInstance(vm.getId());
if (!vols.isEmpty()) {
VolumeVO vol = vols.get(0);
StoragePool pool = (StoragePool)dataStoreMgr.getPrimaryDataStore(vol.getPoolId());
if (!pool.isInMaintenance()) {
long rootVolDcId = pool.getDataCenterId();
Long rootVolPodId = pool.getPodId();
Long rootVolClusterId = pool.getClusterId();
if (planToDeploy != null && planToDeploy.getDataCenterId() != 0) {
Long clusterIdSpecified = planToDeploy.getClusterId();
if (clusterIdSpecified != null && rootVolClusterId != null) {
if (rootVolClusterId.longValue() != clusterIdSpecified.longValue()) {
// cannot satisfy the plan passed in to the
// planner
throw new ResourceUnavailableException(
"Root volume is ready in different cluster, Deployment plan provided cannot be satisfied, unable to create a deployment for " + vm,
Cluster.class, clusterIdSpecified);
}
}
plan =
new DataCenterDeployment(planToDeploy.getDataCenterId(), planToDeploy.getPodId(), planToDeploy.getClusterId(), planToDeploy.getHostId(),
vol.getPoolId(), null, null);
} else {
plan = new DataCenterDeployment(rootVolDcId, rootVolPodId, rootVolClusterId, null, vol.getPoolId(), null, null);
planChangedByReadyVolume = true;
}
}
}
while (true) {
DeployDestination dest = null;
try {
dest = _dpMgr.planDeployment(vmProfile, plan, exclude, plannerToUse);
} catch (AffinityConflictException e) {
throw new CloudRuntimeException("Unable to create deployment, affinity rules associted to the VM conflict");
}
if (dest != null) {
String reservationId = _dpMgr.finalizeReservation(dest, vmProfile, plan, exclude, plannerToUse);
if (reservationId != null) {
return reservationId;
} else {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Cannot finalize the VM reservation for this destination found, retrying");
}
exclude.addHost(dest.getHost().getId());
continue;
}
} else if (planChangedByReadyVolume) {
// we could not reserve in the Volume's cluster - let the deploy
// call retry it.
return UUID.randomUUID().toString();
} else {
throw new InsufficientServerCapacityException("Unable to create a deployment for " + vmProfile, DataCenter.class, plan.getDataCenterId(),
areAffinityGroupsAssociated(vmProfile));
}
}
}
@Override
public void deployVirtualMachine(String reservationId, VMEntityVO vmEntityVO, String caller, Map<VirtualMachineProfile.Param, Object> params)
throws InsufficientCapacityException, ResourceUnavailableException {
//grab the VM Id and destination using the reservationId.
VMInstanceVO vm = _vmDao.findByUuid(vmEntityVO.getUuid());
VMReservationVO vmReservation = _reservationDao.findByReservationId(reservationId);
if (vmReservation != null) {
DataCenterDeployment reservedPlan =
new DataCenterDeployment(vm.getDataCenterId(), vmReservation.getPodId(), vmReservation.getClusterId(), vmReservation.getHostId(), null, null);
try {
_itMgr.start(vm.getUuid(), params, reservedPlan, _planningMgr.getDeploymentPlannerByName(vmReservation.getDeploymentPlanner()));
} catch (Exception ex) {
// Retry the deployment without using the reservation plan
DataCenterDeployment plan = new DataCenterDeployment(0, null, null, null, null, null);
if (reservedPlan.getAvoids() != null) {
plan.setAvoids(reservedPlan.getAvoids());
}
_itMgr.start(vm.getUuid(), params, plan, null);
}
} else {
// no reservation found. Let VirtualMachineManager retry
_itMgr.start(vm.getUuid(), params, null, null);
}
}
@Override
public boolean stopvirtualmachine(VMEntityVO vmEntityVO, String caller) throws ResourceUnavailableException {
_itMgr.stop(vmEntityVO.getUuid());
return true;
}
@Override
public boolean destroyVirtualMachine(VMEntityVO vmEntityVO, String caller) throws AgentUnavailableException, OperationTimedoutException, ConcurrentOperationException {
VMInstanceVO vm = _vmDao.findByUuid(vmEntityVO.getUuid());
_itMgr.destroy(vm.getUuid());
return true;
}
public List<DeploymentPlanner> getPlanners() {
return _planners;
}
@Inject
public void setPlanners(List<DeploymentPlanner> planners) {
this._planners = planners;
}
}