Examples with HostVO com.cloud.host.HostVO used on opensource projects

Example 96 with HostVO

use of com.cloud.host.HostVO in project cloudstack by apache.

the class SamplePrimaryDataStoreLifeCycleImpl method attachCluster.

protected void attachCluster(DataStore store) {
    // send down AttachPrimaryDataStoreCmd command to all the hosts in the
    // cluster
    List<EndPoint> endPoints = selector.selectAll(store);
    CreatePrimaryDataStoreCmd createCmd = new CreatePrimaryDataStoreCmd(store.getUri());
    EndPoint ep = endPoints.get(0);
    HostVO host = hostDao.findById(ep.getId());
    if (host.getHypervisorType() == HypervisorType.XenServer) {
        ep.sendMessage(createCmd);
    }
    endPoints.get(0).sendMessage(createCmd);
    AttachPrimaryDataStoreCmd cmd = new AttachPrimaryDataStoreCmd(store.getUri());
    for (EndPoint endp : endPoints) {
        endp.sendMessage(cmd);
    }
}

Example 97 with HostVO

use of com.cloud.host.HostVO in project cloudstack by apache.

the class NexentaPrimaryDataStoreLifeCycle method attachZone.

@Override
public boolean attachZone(DataStore dataStore, ZoneScope scope, Hypervisor.HypervisorType hypervisorType) {
    dataStoreHelper.attachZone(dataStore);
    List<HostVO> xenServerHosts = _resourceMgr.listAllUpAndEnabledHostsInOneZoneByHypervisor(Hypervisor.HypervisorType.XenServer, scope.getScopeId());
    List<HostVO> vmWareServerHosts = _resourceMgr.listAllUpAndEnabledHostsInOneZoneByHypervisor(Hypervisor.HypervisorType.VMware, scope.getScopeId());
    List<HostVO> kvmHosts = _resourceMgr.listAllUpAndEnabledHostsInOneZoneByHypervisor(Hypervisor.HypervisorType.KVM, scope.getScopeId());
    List<HostVO> hosts = new ArrayList<HostVO>();
    hosts.addAll(xenServerHosts);
    hosts.addAll(vmWareServerHosts);
    hosts.addAll(kvmHosts);
    for (HostVO host : hosts) {
        try {
            _storageMgr.connectHostToSharedPool(host.getId(), dataStore.getId());
        } catch (Exception e) {
            logger.warn("Unable to establish a connection between " + host + " and " + dataStore, e);
        }
    }
    return true;
}

Example 98 with HostVO

use of com.cloud.host.HostVO in project cloudstack by apache.

the class NetworkUsageManagerImpl method addTrafficMonitor.

@Override
public Host addTrafficMonitor(AddTrafficMonitorCmd cmd) {
    long zoneId = cmd.getZoneId();
    DataCenterVO zone = _dcDao.findById(zoneId);
    String zoneName;
    if (zone == null) {
        throw new InvalidParameterValueException("Could not find zone with ID: " + zoneId);
    } else {
        zoneName = zone.getName();
    }
    List<HostVO> trafficMonitorsInZone = _resourceMgr.listAllHostsInOneZoneByType(Host.Type.TrafficMonitor, zoneId);
    if (trafficMonitorsInZone.size() != 0) {
        throw new InvalidParameterValueException("Already added an traffic monitor in zone: " + zoneName);
    }
    URI uri;
    try {
        uri = new URI(cmd.getUrl());
    } catch (Exception e) {
        s_logger.debug(e);
        throw new InvalidParameterValueException(e.getMessage());
    }
    String ipAddress = uri.getHost();
    // String numRetries = params.get("numretries");
    // String timeout = params.get("timeout");
    TrafficSentinelResource resource = new TrafficSentinelResource();
    String guid = getTrafficMonitorGuid(zoneId, NetworkUsageResourceName.TrafficSentinel, ipAddress);
    Map<String, Object> hostParams = new HashMap<String, Object>();
    hostParams.put("zone", String.valueOf(zoneId));
    hostParams.put("ipaddress", ipAddress);
    hostParams.put("url", cmd.getUrl());
    hostParams.put("inclZones", (cmd.getInclZones() != null) ? cmd.getInclZones() : _TSinclZones);
    hostParams.put("exclZones", (cmd.getExclZones() != null) ? cmd.getExclZones() : _TSexclZones);
    hostParams.put("guid", guid);
    hostParams.put("name", guid);
    try {
        resource.configure(guid, hostParams);
    } catch (ConfigurationException e) {
        throw new CloudRuntimeException(e.getMessage());
    }
    Map<String, String> hostDetails = new HashMap<String, String>();
    hostDetails.put("url", cmd.getUrl());
    hostDetails.put("last_collection", "" + System.currentTimeMillis());
    if (cmd.getInclZones() != null) {
        hostDetails.put("inclZones", cmd.getInclZones());
    }
    if (cmd.getExclZones() != null) {
        hostDetails.put("exclZones", cmd.getExclZones());
    }
    Host trafficMonitor = _resourceMgr.addHost(zoneId, resource, Host.Type.TrafficMonitor, hostDetails);
    return trafficMonitor;
}

Example 99 with HostVO

use of com.cloud.host.HostVO in project cloudstack by apache.

the class VirtualMachineManagerImpl method orchestrateMigrateWithStorage.

private void orchestrateMigrateWithStorage(final String vmUuid, final long srcHostId, final long destHostId, final Map<Long, Long> volumeToPool) throws ResourceUnavailableException, ConcurrentOperationException {
    final VMInstanceVO vm = _vmDao.findByUuid(vmUuid);
    final HostVO srcHost = _hostDao.findById(srcHostId);
    final HostVO destHost = _hostDao.findById(destHostId);
    final VirtualMachineGuru vmGuru = getVmGuru(vm);
    final DataCenterVO dc = _dcDao.findById(destHost.getDataCenterId());
    final HostPodVO pod = _podDao.findById(destHost.getPodId());
    final Cluster cluster = _clusterDao.findById(destHost.getClusterId());
    final DeployDestination destination = new DeployDestination(dc, pod, cluster, destHost);
    final VirtualMachineProfile vmSrc = new VirtualMachineProfileImpl(vm);
    vmSrc.setHost(srcHost);
    for (final NicProfile nic : _networkMgr.getNicProfiles(vm)) {
        vmSrc.addNic(nic);
    }
    final VirtualMachineProfile profile = new VirtualMachineProfileImpl(vm, null, _offeringDao.findById(vm.getId(), vm.getServiceOfferingId()), null, null);
    profile.setHost(destHost);
    final Map<Volume, StoragePool> volumeToPoolMap = createMappingVolumeAndStoragePool(profile, destHost, volumeToPool);
    if (volumeToPoolMap == null || volumeToPoolMap.isEmpty()) {
        throw new InvalidParameterValueException("Migration of the vm " + vm + "from host " + srcHost + " to destination host " + destHost + " doesn't involve migrating the volumes.");
    }
    AlertManager.AlertType alertType = AlertManager.AlertType.ALERT_TYPE_USERVM_MIGRATE;
    if (VirtualMachine.Type.DomainRouter.equals(vm.getType())) {
        alertType = AlertManager.AlertType.ALERT_TYPE_DOMAIN_ROUTER_MIGRATE;
    } else if (VirtualMachine.Type.ConsoleProxy.equals(vm.getType())) {
        alertType = AlertManager.AlertType.ALERT_TYPE_CONSOLE_PROXY_MIGRATE;
    }
    _networkMgr.prepareNicForMigration(profile, destination);
    volumeMgr.prepareForMigration(profile, destination);
    final HypervisorGuru hvGuru = _hvGuruMgr.getGuru(vm.getHypervisorType());
    final VirtualMachineTO to = hvGuru.implement(profile);
    ItWorkVO work = new ItWorkVO(UUID.randomUUID().toString(), _nodeId, State.Migrating, vm.getType(), vm.getId());
    work.setStep(Step.Prepare);
    work.setResourceType(ItWorkVO.ResourceType.Host);
    work.setResourceId(destHostId);
    work = _workDao.persist(work);
    vm.setLastHostId(srcHostId);
    vm.setPodIdToDeployIn(destHost.getPodId());
    moveVmToMigratingState(vm, destHostId, work);
    boolean migrated = false;
    try {
        Nic defaultNic = _networkModel.getDefaultNic(vm.getId());
        if (defaultNic != null && VirtualMachine.Type.User.equals(vm.getType())) {
            UserVmVO userVm = _userVmDao.findById(vm.getId());
            Map<String, String> details = userVmDetailsDao.listDetailsKeyPairs(vm.getId());
            userVm.setDetails(details);
            Network network = _networkModel.getNetwork(defaultNic.getNetworkId());
            if (_networkModel.isSharedNetworkWithoutServices(network.getId())) {
                final String serviceOffering = _serviceOfferingDao.findByIdIncludingRemoved(vm.getId(), vm.getServiceOfferingId()).getDisplayText();
                boolean isWindows = _guestOSCategoryDao.findById(_guestOSDao.findById(vm.getGuestOSId()).getCategoryId()).getName().equalsIgnoreCase("Windows");
                List<String[]> vmData = _networkModel.generateVmData(userVm.getUserData(), serviceOffering, vm.getDataCenterId(), vm.getInstanceName(), vm.getHostName(), vm.getId(), vm.getUuid(), defaultNic.getMacAddress(), userVm.getDetail("SSH.PublicKey"), (String) profile.getParameter(VirtualMachineProfile.Param.VmPassword), isWindows, VirtualMachineManager.getHypervisorHostname(destination.getHost() != null ? destination.getHost().getName() : ""));
                String vmName = vm.getInstanceName();
                String configDriveIsoRootFolder = "/tmp";
                String isoFile = configDriveIsoRootFolder + "/" + vmName + "/configDrive/" + vmName + ".iso";
                profile.setVmData(vmData);
                profile.setConfigDriveLabel(VmConfigDriveLabel.value());
                profile.setConfigDriveIsoRootFolder(configDriveIsoRootFolder);
                profile.setConfigDriveIsoFile(isoFile);
                AttachOrDettachConfigDriveCommand dettachCommand = new AttachOrDettachConfigDriveCommand(vm.getInstanceName(), vmData, VmConfigDriveLabel.value(), false);
                try {
                    _agentMgr.send(srcHost.getId(), dettachCommand);
                    s_logger.debug("Deleted config drive ISO for  vm " + vm.getInstanceName() + " In host " + srcHost);
                } catch (OperationTimedoutException e) {
                    s_logger.error("TIme out occured while exeuting command AttachOrDettachConfigDrive " + e.getMessage(), e);
                }
            }
        }
        volumeMgr.migrateVolumes(vm, to, srcHost, destHost, volumeToPoolMap);
        moveVmOutofMigratingStateOnSuccess(vm, destHost.getId(), work);
        try {
            if (!checkVmOnHost(vm, destHostId)) {
                s_logger.error("Vm not found on destination host. Unable to complete migration for " + vm);
                try {
                    _agentMgr.send(srcHostId, new Commands(cleanup(vm.getInstanceName())), null);
                } catch (final AgentUnavailableException e) {
                    s_logger.error("AgentUnavailableException while cleanup on source host: " + srcHostId, e);
                }
                cleanup(vmGuru, new VirtualMachineProfileImpl(vm), work, Event.AgentReportStopped, true);
                throw new CloudRuntimeException("VM not found on desintation host. Unable to complete migration for " + vm);
            }
        } catch (final OperationTimedoutException e) {
            s_logger.error("Error while checking the vm " + vm + " is on host " + destHost, e);
        }
        migrated = true;
    } finally {
        if (!migrated) {
            s_logger.info("Migration was unsuccessful.  Cleaning up: " + vm);
            _networkMgr.rollbackNicForMigration(vmSrc, profile);
            volumeMgr.release(vm.getId(), destHostId);
            _alertMgr.sendAlert(alertType, srcHost.getDataCenterId(), srcHost.getPodId(), "Unable to migrate vm " + vm.getInstanceName() + " from host " + srcHost.getName() + " in zone " + dc.getName() + " and pod " + dc.getName(), "Migrate Command failed.  Please check logs.");
            try {
                _agentMgr.send(destHostId, new Commands(cleanup(vm.getInstanceName())), null);
                vm.setPodIdToDeployIn(srcHost.getPodId());
                stateTransitTo(vm, Event.OperationFailed, srcHostId);
            } catch (final AgentUnavailableException e) {
                s_logger.warn("Looks like the destination Host is unavailable for cleanup.", e);
            } catch (final NoTransitionException e) {
                s_logger.error("Error while transitioning vm from migrating to running state.", e);
            }
            _networkMgr.setHypervisorHostname(profile, destination, false);
        } else {
            _networkMgr.commitNicForMigration(vmSrc, profile);
            volumeMgr.release(vm.getId(), srcHostId);
            _networkMgr.setHypervisorHostname(profile, destination, true);
        }
        work.setStep(Step.Done);
        _workDao.update(work.getId(), work);
    }
}

Example 100 with HostVO

use of com.cloud.host.HostVO in project cloudstack by apache.

the class VirtualMachineManagerImpl method orchestrateStart.

@Override
public void orchestrateStart(final String vmUuid, final Map<VirtualMachineProfile.Param, Object> params, final DeploymentPlan planToDeploy, final DeploymentPlanner planner) throws InsufficientCapacityException, ConcurrentOperationException, ResourceUnavailableException {
    final CallContext cctxt = CallContext.current();
    final Account account = cctxt.getCallingAccount();
    final User caller = cctxt.getCallingUser();
    VMInstanceVO vm = _vmDao.findByUuid(vmUuid);
    final VirtualMachineGuru vmGuru = getVmGuru(vm);
    final Ternary<VMInstanceVO, ReservationContext, ItWorkVO> start = changeToStartState(vmGuru, vm, caller, account);
    if (start == null) {
        return;
    }
    vm = start.first();
    final ReservationContext ctx = start.second();
    ItWorkVO work = start.third();
    VMInstanceVO startedVm = null;
    final ServiceOfferingVO offering = _offeringDao.findById(vm.getId(), vm.getServiceOfferingId());
    final VirtualMachineTemplate template = _entityMgr.findByIdIncludingRemoved(VirtualMachineTemplate.class, vm.getTemplateId());
    DataCenterDeployment plan = new DataCenterDeployment(vm.getDataCenterId(), vm.getPodIdToDeployIn(), null, null, null, null, ctx);
    if (planToDeploy != null && planToDeploy.getDataCenterId() != 0) {
        if (s_logger.isDebugEnabled()) {
            s_logger.debug("advanceStart: DeploymentPlan is provided, using dcId:" + planToDeploy.getDataCenterId() + ", podId: " + planToDeploy.getPodId() + ", clusterId: " + planToDeploy.getClusterId() + ", hostId: " + planToDeploy.getHostId() + ", poolId: " + planToDeploy.getPoolId());
        }
        plan = new DataCenterDeployment(planToDeploy.getDataCenterId(), planToDeploy.getPodId(), planToDeploy.getClusterId(), planToDeploy.getHostId(), planToDeploy.getPoolId(), planToDeploy.getPhysicalNetworkId(), ctx);
    }
    final HypervisorGuru hvGuru = _hvGuruMgr.getGuru(vm.getHypervisorType());
    // check resource count if ResourceCountRunningVMsonly.value() = true
    final Account owner = _entityMgr.findById(Account.class, vm.getAccountId());
    if (VirtualMachine.Type.User.equals(vm.type) && ResourceCountRunningVMsonly.value()) {
        resourceCountIncrement(owner.getAccountId(), new Long(offering.getCpu()), new Long(offering.getRamSize()));
    }
    boolean canRetry = true;
    ExcludeList avoids = null;
    try {
        final Journal journal = start.second().getJournal();
        if (planToDeploy != null) {
            avoids = planToDeploy.getAvoids();
        }
        if (avoids == null) {
            avoids = new ExcludeList();
        }
        if (s_logger.isDebugEnabled()) {
            s_logger.debug("Deploy avoids pods: " + avoids.getPodsToAvoid() + ", clusters: " + avoids.getClustersToAvoid() + ", hosts: " + avoids.getHostsToAvoid());
        }
        boolean planChangedByVolume = false;
        boolean reuseVolume = true;
        final DataCenterDeployment originalPlan = plan;
        int retry = StartRetry.value();
        while (retry-- != 0) {
            s_logger.debug("VM start attempt #" + (StartRetry.value() - retry));
            if (reuseVolume) {
                final List<VolumeVO> vols = _volsDao.findReadyRootVolumesByInstance(vm.getId());
                for (final VolumeVO vol : vols) {
                    final Long volTemplateId = vol.getTemplateId();
                    if (volTemplateId != null && volTemplateId != template.getId()) {
                        if (s_logger.isDebugEnabled()) {
                            s_logger.debug(vol + " of " + vm + " is READY, but template ids don't match, let the planner reassign a new pool");
                        }
                        continue;
                    }
                    final StoragePool pool = (StoragePool) dataStoreMgr.getPrimaryDataStore(vol.getPoolId());
                    if (!pool.isInMaintenance()) {
                        if (s_logger.isDebugEnabled()) {
                            s_logger.debug("Root volume is ready, need to place VM in volume's cluster");
                        }
                        final long rootVolDcId = pool.getDataCenterId();
                        final Long rootVolPodId = pool.getPodId();
                        final Long rootVolClusterId = pool.getClusterId();
                        if (planToDeploy != null && planToDeploy.getDataCenterId() != 0) {
                            final Long clusterIdSpecified = planToDeploy.getClusterId();
                            if (clusterIdSpecified != null && rootVolClusterId != null) {
                                if (!rootVolClusterId.equals(clusterIdSpecified)) {
                                    if (s_logger.isDebugEnabled()) {
                                        s_logger.debug("Cannot satisfy the deployment plan passed in since the ready Root volume is in different cluster. volume's cluster: " + rootVolClusterId + ", cluster specified: " + clusterIdSpecified);
                                    }
                                    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, ctx);
                        } else {
                            plan = new DataCenterDeployment(rootVolDcId, rootVolPodId, rootVolClusterId, null, vol.getPoolId(), null, ctx);
                            if (s_logger.isDebugEnabled()) {
                                s_logger.debug(vol + " is READY, changing deployment plan to use this pool's dcId: " + rootVolDcId + " , podId: " + rootVolPodId + " , and clusterId: " + rootVolClusterId);
                            }
                            planChangedByVolume = true;
                        }
                    }
                }
            }
            final VirtualMachineProfileImpl vmProfile = new VirtualMachineProfileImpl(vm, template, offering, owner, params);
            logBootModeParameters(params);
            DeployDestination dest = null;
            try {
                dest = _dpMgr.planDeployment(vmProfile, plan, avoids, planner);
            } catch (final AffinityConflictException e2) {
                s_logger.warn("Unable to create deployment, affinity rules associted to the VM conflict", e2);
                throw new CloudRuntimeException("Unable to create deployment, affinity rules associted to the VM conflict");
            }
            if (dest == null) {
                if (planChangedByVolume) {
                    plan = originalPlan;
                    planChangedByVolume = false;
                    reuseVolume = false;
                    continue;
                }
                throw new InsufficientServerCapacityException("Unable to create a deployment for " + vmProfile, DataCenter.class, plan.getDataCenterId(), areAffinityGroupsAssociated(vmProfile));
            }
            avoids.addHost(dest.getHost().getId());
            if (!template.isDeployAsIs()) {
                journal.record("Deployment found - Attempt #" + (StartRetry.value() - retry), vmProfile, dest);
            }
            long destHostId = dest.getHost().getId();
            vm.setPodIdToDeployIn(dest.getPod().getId());
            final Long cluster_id = dest.getCluster().getId();
            final ClusterDetailsVO cluster_detail_cpu = _clusterDetailsDao.findDetail(cluster_id, VmDetailConstants.CPU_OVER_COMMIT_RATIO);
            final ClusterDetailsVO cluster_detail_ram = _clusterDetailsDao.findDetail(cluster_id, VmDetailConstants.MEMORY_OVER_COMMIT_RATIO);
            if (userVmDetailsDao.findDetail(vm.getId(), VmDetailConstants.CPU_OVER_COMMIT_RATIO) == null && (Float.parseFloat(cluster_detail_cpu.getValue()) > 1f || Float.parseFloat(cluster_detail_ram.getValue()) > 1f)) {
                userVmDetailsDao.addDetail(vm.getId(), VmDetailConstants.CPU_OVER_COMMIT_RATIO, cluster_detail_cpu.getValue(), true);
                userVmDetailsDao.addDetail(vm.getId(), VmDetailConstants.MEMORY_OVER_COMMIT_RATIO, cluster_detail_ram.getValue(), true);
            } else if (userVmDetailsDao.findDetail(vm.getId(), VmDetailConstants.CPU_OVER_COMMIT_RATIO) != null) {
                userVmDetailsDao.addDetail(vm.getId(), VmDetailConstants.CPU_OVER_COMMIT_RATIO, cluster_detail_cpu.getValue(), true);
                userVmDetailsDao.addDetail(vm.getId(), VmDetailConstants.MEMORY_OVER_COMMIT_RATIO, cluster_detail_ram.getValue(), true);
            }
            vmProfile.setCpuOvercommitRatio(Float.parseFloat(cluster_detail_cpu.getValue()));
            vmProfile.setMemoryOvercommitRatio(Float.parseFloat(cluster_detail_ram.getValue()));
            StartAnswer startAnswer = null;
            try {
                if (!changeState(vm, Event.OperationRetry, destHostId, work, Step.Prepare)) {
                    throw new ConcurrentOperationException("Unable to update the state of the Virtual Machine " + vm.getUuid() + " oldstate: " + vm.getState() + "Event :" + Event.OperationRetry);
                }
            } catch (final NoTransitionException e1) {
                throw new ConcurrentOperationException(e1.getMessage());
            }
            try {
                resetVmNicsDeviceId(vm.getId());
                _networkMgr.prepare(vmProfile, dest, ctx);
                if (vm.getHypervisorType() != HypervisorType.BareMetal) {
                    volumeMgr.prepare(vmProfile, dest);
                }
                if (!reuseVolume) {
                    reuseVolume = true;
                }
                vmGuru.finalizeVirtualMachineProfile(vmProfile, dest, ctx);
                final VirtualMachineTO vmTO = hvGuru.implement(vmProfile);
                checkAndSetEnterSetupMode(vmTO, params);
                handlePath(vmTO.getDisks(), vm.getHypervisorType());
                Commands cmds = new Commands(Command.OnError.Stop);
                cmds.addCommand(new StartCommand(vmTO, dest.getHost(), getExecuteInSequence(vm.getHypervisorType())));
                vmGuru.finalizeDeployment(cmds, vmProfile, dest, ctx);
                addExtraConfig(vmTO);
                work = _workDao.findById(work.getId());
                if (work == null || work.getStep() != Step.Prepare) {
                    throw new ConcurrentOperationException("Work steps have been changed: " + work);
                }
                _workDao.updateStep(work, Step.Starting);
                _agentMgr.send(destHostId, cmds);
                _workDao.updateStep(work, Step.Started);
                startAnswer = cmds.getAnswer(StartAnswer.class);
                if (startAnswer != null && startAnswer.getResult()) {
                    handlePath(vmTO.getDisks(), startAnswer.getIqnToData());
                    final String host_guid = startAnswer.getHost_guid();
                    if (host_guid != null) {
                        final HostVO finalHost = _resourceMgr.findHostByGuid(host_guid);
                        if (finalHost == null) {
                            throw new CloudRuntimeException("Host Guid " + host_guid + " doesn't exist in DB, something went wrong while processing start answer: " + startAnswer);
                        }
                        destHostId = finalHost.getId();
                    }
                    if (vmGuru.finalizeStart(vmProfile, destHostId, cmds, ctx)) {
                        syncDiskChainChange(startAnswer);
                        if (!changeState(vm, Event.OperationSucceeded, destHostId, work, Step.Done)) {
                            s_logger.error("Unable to transition to a new state. VM uuid: " + vm.getUuid() + "VM oldstate:" + vm.getState() + "Event:" + Event.OperationSucceeded);
                            throw new ConcurrentOperationException("Failed to deploy VM" + vm.getUuid());
                        }
                        final GPUDeviceTO gpuDevice = startAnswer.getVirtualMachine().getGpuDevice();
                        if (gpuDevice != null) {
                            _resourceMgr.updateGPUDetails(destHostId, gpuDevice.getGroupDetails());
                        }
                        if (userVmDetailsDao.findDetail(vm.getId(), VmDetailConstants.DEPLOY_VM) != null) {
                            userVmDetailsDao.removeDetail(vm.getId(), VmDetailConstants.DEPLOY_VM);
                        }
                        startedVm = vm;
                        if (s_logger.isDebugEnabled()) {
                            s_logger.debug("Start completed for VM " + vm);
                        }
                        final Host vmHost = _hostDao.findById(destHostId);
                        if (vmHost != null && (VirtualMachine.Type.ConsoleProxy.equals(vm.getType()) || VirtualMachine.Type.SecondaryStorageVm.equals(vm.getType())) && caManager.canProvisionCertificates()) {
                            final Map<String, String> sshAccessDetails = _networkMgr.getSystemVMAccessDetails(vm);
                            for (int retries = 3; retries > 0; retries--) {
                                try {
                                    setupAgentSecurity(vmHost, sshAccessDetails, vm);
                                    return;
                                } catch (final AgentUnavailableException | OperationTimedoutException e) {
                                    s_logger.error("Retrying after catching exception while trying to secure agent for systemvm id=" + vm.getId(), e);
                                }
                            }
                            throw new CloudRuntimeException("Failed to setup and secure agent for systemvm id=" + vm.getId());
                        }
                        return;
                    } else {
                        if (s_logger.isDebugEnabled()) {
                            s_logger.info("The guru did not like the answers so stopping " + vm);
                        }
                        StopCommand stopCmd = new StopCommand(vm, getExecuteInSequence(vm.getHypervisorType()), false);
                        stopCmd.setControlIp(getControlNicIpForVM(vm));
                        Map<String, Boolean> vlanToPersistenceMap = getVlanToPersistenceMapForVM(vm.getId());
                        if (MapUtils.isNotEmpty(vlanToPersistenceMap)) {
                            stopCmd.setVlanToPersistenceMap(vlanToPersistenceMap);
                        }
                        final StopCommand cmd = stopCmd;
                        final Answer answer = _agentMgr.easySend(destHostId, cmd);
                        if (answer != null && answer instanceof StopAnswer) {
                            final StopAnswer stopAns = (StopAnswer) answer;
                            if (vm.getType() == VirtualMachine.Type.User) {
                                final String platform = stopAns.getPlatform();
                                if (platform != null) {
                                    final Map<String, String> vmmetadata = new HashMap<>();
                                    vmmetadata.put(vm.getInstanceName(), platform);
                                    syncVMMetaData(vmmetadata);
                                }
                            }
                        }
                        if (answer == null || !answer.getResult()) {
                            s_logger.warn("Unable to stop " + vm + " due to " + (answer != null ? answer.getDetails() : "no answers"));
                            _haMgr.scheduleStop(vm, destHostId, WorkType.ForceStop);
                            throw new ExecutionException("Unable to stop this VM, " + vm.getUuid() + " so we are unable to retry the start operation");
                        }
                        throw new ExecutionException("Unable to start  VM:" + vm.getUuid() + " due to error in finalizeStart, not retrying");
                    }
                }
                s_logger.info("Unable to start VM on " + dest.getHost() + " due to " + (startAnswer == null ? " no start answer" : startAnswer.getDetails()));
                if (startAnswer != null && startAnswer.getContextParam("stopRetry") != null) {
                    break;
                }
            } catch (OperationTimedoutException e) {
                s_logger.debug("Unable to send the start command to host " + dest.getHost() + " failed to start VM: " + vm.getUuid());
                if (e.isActive()) {
                    _haMgr.scheduleStop(vm, destHostId, WorkType.CheckStop);
                }
                canRetry = false;
                throw new AgentUnavailableException("Unable to start " + vm.getHostName(), destHostId, e);
            } catch (final ResourceUnavailableException e) {
                s_logger.warn("Unable to contact resource.", e);
                if (!avoids.add(e)) {
                    if (e.getScope() == Volume.class || e.getScope() == Nic.class) {
                        throw e;
                    } else {
                        s_logger.warn("unexpected ResourceUnavailableException : " + e.getScope().getName(), e);
                        throw e;
                    }
                }
            } catch (final InsufficientCapacityException e) {
                s_logger.warn("Insufficient capacity ", e);
                if (!avoids.add(e)) {
                    if (e.getScope() == Volume.class || e.getScope() == Nic.class) {
                        throw e;
                    } else {
                        s_logger.warn("unexpected InsufficientCapacityException : " + e.getScope().getName(), e);
                    }
                }
            } catch (ExecutionException | NoTransitionException e) {
                s_logger.error("Failed to start instance " + vm, e);
                throw new AgentUnavailableException("Unable to start instance due to " + e.getMessage(), destHostId, e);
            } catch (final StorageAccessException e) {
                s_logger.warn("Unable to access storage on host", e);
            } finally {
                if (startedVm == null && canRetry) {
                    final Step prevStep = work.getStep();
                    _workDao.updateStep(work, Step.Release);
                    if ((prevStep == Step.Started || prevStep == Step.Starting) && startAnswer != null && startAnswer.getResult()) {
                        cleanup(vmGuru, vmProfile, work, Event.OperationFailed, false);
                    } else {
                        cleanup(vmGuru, vmProfile, work, Event.OperationFailed, true);
                    }
                }
            }
        }
    } finally {
        if (startedVm == null) {
            if (VirtualMachine.Type.User.equals(vm.type) && ResourceCountRunningVMsonly.value()) {
                resourceCountDecrement(owner.getAccountId(), new Long(offering.getCpu()), new Long(offering.getRamSize()));
            }
            if (canRetry) {
                try {
                    changeState(vm, Event.OperationFailed, null, work, Step.Done);
                } catch (final NoTransitionException e) {
                    throw new ConcurrentOperationException(e.getMessage());
                }
            }
        }
        if (planToDeploy != null) {
            planToDeploy.setAvoids(avoids);
        }
    }
    if (startedVm == null) {
        throw new CloudRuntimeException("Unable to start instance '" + vm.getHostName() + "' (" + vm.getUuid() + "), see management server log for details");
    }
}