private void syncVolumeVolumeSize(final ReturnValueCompletion<VolumeSize> completion) { SyncVolumeSizeOnPrimaryStorageMsg smsg = new SyncVolumeSizeOnPrimaryStorageMsg(); smsg.setPrimaryStorageUuid(self.getPrimaryStorageUuid()); smsg.setVolumeUuid(self.getUuid()); smsg.setInstallPath(self.getInstallPath()); bus.makeTargetServiceIdByResourceUuid( smsg, PrimaryStorageConstant.SERVICE_ID, self.getPrimaryStorageUuid()); bus.send( smsg, new CloudBusCallBack(completion) { @Override public void run(MessageReply reply) { if (!reply.isSuccess()) { completion.fail(reply.getError()); return; } SyncVolumeSizeOnPrimaryStorageReply r = reply.castReply(); self.setActualSize(r.getActualSize()); self.setSize(r.getSize()); self = dbf.updateAndRefresh(self); VolumeSize size = new VolumeSize(); size.actualSize = r.getActualSize(); size.size = r.getSize(); completion.success(size); } }); }
private void handle(APIChangeVolumeStateMsg msg) { VolumeStateEvent sevt = VolumeStateEvent.valueOf(msg.getStateEvent()); if (sevt == VolumeStateEvent.enable) { self.setState(VolumeState.Enabled); } else { self.setState(VolumeState.Disabled); } self = dbf.updateAndRefresh(self); VolumeInventory inv = VolumeInventory.valueOf(self); APIChangeVolumeStateEvent evt = new APIChangeVolumeStateEvent(msg.getId()); evt.setInventory(inv); bus.publish(evt); }
private void handle(final APIAttachDataVolumeToVmMsg msg) { self.setVmInstanceUuid(msg.getVmInstanceUuid()); self = dbf.updateAndRefresh(self); AttachDataVolumeToVmMsg amsg = new AttachDataVolumeToVmMsg(); amsg.setVolume(getSelfInventory()); amsg.setVmInstanceUuid(msg.getVmInstanceUuid()); bus.makeTargetServiceIdByResourceUuid( amsg, VmInstanceConstant.SERVICE_ID, amsg.getVmInstanceUuid()); bus.send( amsg, new CloudBusCallBack(msg) { @Override public void run(MessageReply reply) { final APIAttachDataVolumeToVmEvent evt = new APIAttachDataVolumeToVmEvent(msg.getId()); self = dbf.reload(self); if (reply.isSuccess()) { AttachDataVolumeToVmReply ar = reply.castReply(); self.setVmInstanceUuid(msg.getVmInstanceUuid()); self.setFormat( VolumeFormat.getVolumeFormatByMasterHypervisorType(ar.getHypervisorType()) .toString()); self = dbf.updateAndRefresh(self); evt.setInventory(getSelfInventory()); } else { self.setVmInstanceUuid(null); dbf.update(self); evt.setErrorCode(reply.getError()); } bus.publish(evt); } }); }
private void handle(final CreateDataVolumeTemplateFromDataVolumeMsg msg) { final CreateTemplateFromVolumeOnPrimaryStorageMsg cmsg = new CreateTemplateFromVolumeOnPrimaryStorageMsg(); cmsg.setBackupStorageUuid(msg.getBackupStorageUuid()); cmsg.setImageInventory( ImageInventory.valueOf(dbf.findByUuid(msg.getImageUuid(), ImageVO.class))); cmsg.setVolumeInventory(getSelfInventory()); bus.makeTargetServiceIdByResourceUuid( cmsg, PrimaryStorageConstant.SERVICE_ID, self.getPrimaryStorageUuid()); bus.send( cmsg, new CloudBusCallBack(msg) { @Override public void run(MessageReply r) { CreateDataVolumeTemplateFromDataVolumeReply reply = new CreateDataVolumeTemplateFromDataVolumeReply(); if (!r.isSuccess()) { reply.setError(r.getError()); } else { CreateTemplateFromVolumeOnPrimaryStorageReply creply = r.castReply(); String backupStorageInstallPath = creply.getTemplateBackupStorageInstallPath(); reply.setFormat(creply.getFormat()); reply.setInstallPath(backupStorageInstallPath); reply.setMd5sum(null); reply.setBackupStorageUuid(msg.getBackupStorageUuid()); } bus.reply(msg, reply); } }); }
private void fullSnapshot(VolumeSnapshotInventory inv, int distance) { Assert.assertEquals(VolumeSnapshotState.Enabled.toString(), inv.getState()); Assert.assertEquals(VolumeSnapshotStatus.Ready.toString(), inv.getStatus()); VolumeVO vol = dbf.findByUuid(inv.getVolumeUuid(), VolumeVO.class); VolumeSnapshotVO svo = dbf.findByUuid(inv.getUuid(), VolumeSnapshotVO.class); Assert.assertNotNull(svo); Assert.assertTrue(svo.isFullSnapshot()); Assert.assertTrue(svo.isLatest()); Assert.assertNull(svo.getParentUuid()); Assert.assertEquals(distance, svo.getDistance()); Assert.assertEquals(vol.getPrimaryStorageUuid(), svo.getPrimaryStorageUuid()); Assert.assertNotNull(svo.getPrimaryStorageInstallPath()); VolumeSnapshotTreeVO cvo = dbf.findByUuid(svo.getTreeUuid(), VolumeSnapshotTreeVO.class); Assert.assertNotNull(cvo); Assert.assertTrue(cvo.isCurrent()); }
private void handle(APIUpdateVolumeMsg msg) { boolean update = false; if (msg.getName() != null) { self.setName(msg.getName()); update = true; } if (msg.getDescription() != null) { self.setDescription(msg.getDescription()); update = true; } if (update) { self = dbf.updateAndRefresh(self); } APIUpdateVolumeEvent evt = new APIUpdateVolumeEvent(msg.getId()); evt.setInventory(getSelfInventory()); bus.publish(evt); }
@Test public void test() throws ApiSenderException { VmInstanceInventory vm = deployer.vms.get("TestVm"); api.stopVmInstance(vm.getUuid()); String rootVolumeUuid = vm.getRootVolumeUuid(); VolumeVO vol = dbf.findByUuid(rootVolumeUuid, VolumeVO.class); BackupStorageInventory sftp = deployer.backupStorages.get("sftp"); ImageInventory image = api.createTemplateFromRootVolume("testImage", rootVolumeUuid, (List) null); Assert.assertEquals(sftp.getUuid(), image.getBackupStorageRefs().get(0).getBackupStorageUuid()); Assert.assertEquals(ImageStatus.Ready.toString(), image.getStatus()); Assert.assertEquals(vol.getSize(), image.getSize()); Assert.assertEquals(String.format("volume://%s", vol.getUuid()), image.getUrl()); ImageVO ivo = dbf.findByUuid(image.getUuid(), ImageVO.class); Assert.assertNotNull(ivo); }
protected void recoverVolume(Completion completion) { final VolumeInventory vol = getSelfInventory(); List<RecoverDataVolumeExtensionPoint> exts = pluginRgty.getExtensionList(RecoverDataVolumeExtensionPoint.class); for (RecoverDataVolumeExtensionPoint ext : exts) { ext.preRecoverDataVolume(vol); } CollectionUtils.safeForEach( exts, new ForEachFunction<RecoverDataVolumeExtensionPoint>() { @Override public void run(RecoverDataVolumeExtensionPoint ext) { ext.beforeRecoverDataVolume(vol); } }); VolumeStatus oldStatus = self.getStatus(); if (self.getInstallPath() != null) { self.setStatus(VolumeStatus.Ready); } else { self.setStatus(VolumeStatus.NotInstantiated); } self = dbf.updateAndRefresh(self); new FireVolumeCanonicalEvent().fireVolumeStatusChangedEvent(oldStatus, getSelfInventory()); CollectionUtils.safeForEach( exts, new ForEachFunction<RecoverDataVolumeExtensionPoint>() { @Override public void run(RecoverDataVolumeExtensionPoint ext) { ext.afterRecoverDataVolume(vol); } }); completion.success(); }
private void handle(APISyncVolumeSizeMsg msg) { final APISyncVolumeSizeEvent evt = new APISyncVolumeSizeEvent(msg.getId()); if (self.getStatus() != VolumeStatus.Ready) { evt.setInventory(getSelfInventory()); bus.publish(evt); return; } syncVolumeVolumeSize( new ReturnValueCompletion<VolumeSize>(msg) { @Override public void success(VolumeSize ret) { evt.setInventory(getSelfInventory()); bus.publish(evt); } @Override public void fail(ErrorCode errorCode) { evt.setErrorCode(errorCode); bus.publish(evt); } }); }
private void delete( boolean forceDelete, boolean detachBeforeDeleting, final Completion completion) { final String issuer = VolumeVO.class.getSimpleName(); VolumeDeletionStruct struct = new VolumeDeletionStruct(); struct.setInventory(getSelfInventory()); struct.setDetachBeforeDeleting(detachBeforeDeleting); struct.setDeletionPolicy(deletionPolicyMgr.getDeletionPolicy(self.getUuid()).toString()); final List<VolumeDeletionStruct> ctx = list(struct); FlowChain chain = FlowChainBuilder.newSimpleFlowChain(); chain.setName("delete-data-volume"); if (!forceDelete) { chain .then( new NoRollbackFlow() { @Override public void run(final FlowTrigger trigger, Map data) { casf.asyncCascade( CascadeConstant.DELETION_CHECK_CODE, issuer, ctx, new Completion(trigger) { @Override public void success() { trigger.next(); } @Override public void fail(ErrorCode errorCode) { trigger.fail(errorCode); } }); } }) .then( new NoRollbackFlow() { @Override public void run(final FlowTrigger trigger, Map data) { casf.asyncCascade( CascadeConstant.DELETION_DELETE_CODE, issuer, ctx, new Completion(trigger) { @Override public void success() { trigger.next(); } @Override public void fail(ErrorCode errorCode) { trigger.fail(errorCode); } }); } }); } else { chain.then( new NoRollbackFlow() { @Override public void run(final FlowTrigger trigger, Map data) { casf.asyncCascade( CascadeConstant.DELETION_FORCE_DELETE_CODE, issuer, ctx, new Completion(trigger) { @Override public void success() { trigger.next(); } @Override public void fail(ErrorCode errorCode) { trigger.fail(errorCode); } }); } }); } chain .done( new FlowDoneHandler(completion) { @Override public void handle(Map data) { casf.asyncCascadeFull( CascadeConstant.DELETION_CLEANUP_CODE, issuer, ctx, new NopeCompletion()); completion.success(); } }) .error( new FlowErrorHandler(completion) { @Override public void handle(ErrorCode errCode, Map data) { completion.fail(errCode); } }) .start(); }
@Transactional(readOnly = true) private List<VmInstanceVO> getCandidateVmForAttaching(String accountUuid) { List<String> vmUuids = acntMgr.getResourceUuidsCanAccessByAccount(accountUuid, VmInstanceVO.class); if (vmUuids != null && vmUuids.isEmpty()) { return new ArrayList<VmInstanceVO>(); } TypedQuery<VmInstanceVO> q = null; String sql; if (vmUuids == null) { // all vms if (self.getStatus() == VolumeStatus.Ready) { sql = "select vm from VmInstanceVO vm, PrimaryStorageClusterRefVO ref, VolumeVO vol where vm.state in (:vmStates) and vol.uuid = :volUuid and vm.hypervisorType in (:hvTypes) and vm.clusterUuid = ref.clusterUuid and ref.primaryStorageUuid = vol.primaryStorageUuid group by vm.uuid"; q = dbf.getEntityManager().createQuery(sql, VmInstanceVO.class); q.setParameter("volUuid", self.getUuid()); List<String> hvTypes = VolumeFormat.valueOf(self.getFormat()) .getHypervisorTypesSupportingThisVolumeFormatInString(); q.setParameter("hvTypes", hvTypes); } else if (self.getStatus() == VolumeStatus.NotInstantiated) { sql = "select vm from VmInstanceVO vm where vm.state in (:vmStates) group by vm.uuid"; q = dbf.getEntityManager().createQuery(sql, VmInstanceVO.class); } else { DebugUtils.Assert( false, String.format("should not reach here, volume[uuid:%s]", self.getUuid())); } } else { if (self.getStatus() == VolumeStatus.Ready) { sql = "select vm from VmInstanceVO vm, PrimaryStorageClusterRefVO ref, VolumeVO vol where vm.uuid in (:vmUuids) and vm.state in (:vmStates) and vol.uuid = :volUuid and vm.hypervisorType in (:hvTypes) and vm.clusterUuid = ref.clusterUuid and ref.primaryStorageUuid = vol.primaryStorageUuid group by vm.uuid"; q = dbf.getEntityManager().createQuery(sql, VmInstanceVO.class); q.setParameter("volUuid", self.getUuid()); List<String> hvTypes = VolumeFormat.valueOf(self.getFormat()) .getHypervisorTypesSupportingThisVolumeFormatInString(); q.setParameter("hvTypes", hvTypes); } else if (self.getStatus() == VolumeStatus.NotInstantiated) { sql = "select vm from VmInstanceVO vm where vm.uuid in (:vmUuids) and vm.state in (:vmStates) group by vm.uuid"; q = dbf.getEntityManager().createQuery(sql, VmInstanceVO.class); } else { DebugUtils.Assert( false, String.format("should not reach here, volume[uuid:%s]", self.getUuid())); } q.setParameter("vmUuids", vmUuids); } q.setParameter("vmStates", Arrays.asList(VmInstanceState.Running, VmInstanceState.Stopped)); List<VmInstanceVO> vms = q.getResultList(); if (vms.isEmpty()) { return vms; } VolumeInventory vol = getSelfInventory(); for (VolumeGetAttachableVmExtensionPoint ext : pluginRgty.getExtensionList(VolumeGetAttachableVmExtensionPoint.class)) { vms = ext.returnAttachableVms(vol, vms); } return vms; }
private void deleteVolume(final VolumeDeletionMsg msg, final NoErrorCompletion completion) { final VolumeDeletionReply reply = new VolumeDeletionReply(); for (VolumeDeletionExtensionPoint extp : pluginRgty.getExtensionList(VolumeDeletionExtensionPoint.class)) { extp.preDeleteVolume(getSelfInventory()); } CollectionUtils.safeForEach( pluginRgty.getExtensionList(VolumeDeletionExtensionPoint.class), new ForEachFunction<VolumeDeletionExtensionPoint>() { @Override public void run(VolumeDeletionExtensionPoint arg) { arg.beforeDeleteVolume(getSelfInventory()); } }); FlowChain chain = FlowChainBuilder.newShareFlowChain(); chain.setName(String.format("delete-volume-%s", self.getUuid())); // for NotInstantiated Volume, no flow to execute chain.allowEmptyFlow(); chain .then( new ShareFlow() { VolumeDeletionPolicy deletionPolicy; { if (msg.getDeletionPolicy() == null) { deletionPolicy = deletionPolicyMgr.getDeletionPolicy(self.getUuid()); } else { deletionPolicy = VolumeDeletionPolicy.valueOf(msg.getDeletionPolicy()); } } @Override public void setup() { if (self.getVmInstanceUuid() != null && self.getType() == VolumeType.Data && msg.isDetachBeforeDeleting()) { flow( new NoRollbackFlow() { String __name__ = "detach-volume-from-vm"; public void run(final FlowTrigger trigger, Map data) { DetachDataVolumeFromVmMsg dmsg = new DetachDataVolumeFromVmMsg(); dmsg.setVolume(getSelfInventory()); bus.makeTargetServiceIdByResourceUuid( dmsg, VmInstanceConstant.SERVICE_ID, dmsg.getVmInstanceUuid()); bus.send( dmsg, new CloudBusCallBack(trigger) { @Override public void run(MessageReply reply) { self.setVmInstanceUuid(null); self = dbf.updateAndRefresh(self); trigger.next(); } }); } }); } if (deletionPolicy == VolumeDeletionPolicy.Direct) { flow( new NoRollbackFlow() { String __name__ = "delete-data-volume-from-primary-storage"; @Override public void run(final FlowTrigger trigger, Map data) { if (self.getStatus() == VolumeStatus.Ready) { DeleteVolumeOnPrimaryStorageMsg dmsg = new DeleteVolumeOnPrimaryStorageMsg(); dmsg.setVolume(getSelfInventory()); dmsg.setUuid(self.getPrimaryStorageUuid()); bus.makeTargetServiceIdByResourceUuid( dmsg, PrimaryStorageConstant.SERVICE_ID, self.getPrimaryStorageUuid()); logger.debug( String.format( "Asking primary storage[uuid:%s] to remove data volume[uuid:%s]", self.getPrimaryStorageUuid(), self.getUuid())); bus.send( dmsg, new CloudBusCallBack(trigger) { @Override public void run(MessageReply reply) { if (!reply.isSuccess()) { logger.warn( String.format( "failed to delete volume[uuid:%s, name:%s], %s", self.getUuid(), self.getName(), reply.getError())); } trigger.next(); } }); } else { trigger.next(); } } }); } if (self.getPrimaryStorageUuid() != null && deletionPolicy == VolumeDeletionPolicy.Direct) { flow( new NoRollbackFlow() { String __name__ = "return-primary-storage-capacity"; @Override public void run(FlowTrigger trigger, Map data) { ReturnPrimaryStorageCapacityMsg rmsg = new ReturnPrimaryStorageCapacityMsg(); rmsg.setPrimaryStorageUuid(self.getPrimaryStorageUuid()); rmsg.setDiskSize(self.getSize()); bus.makeTargetServiceIdByResourceUuid( rmsg, PrimaryStorageConstant.SERVICE_ID, self.getPrimaryStorageUuid()); bus.send(rmsg); trigger.next(); } }); } done( new FlowDoneHandler(msg) { @Override public void handle(Map data) { VolumeStatus oldStatus = self.getStatus(); if (deletionPolicy == VolumeDeletionPolicy.Direct) { dbf.remove(self); } else if (deletionPolicy == VolumeDeletionPolicy.Delay) { self.setStatus(VolumeStatus.Deleted); self = dbf.updateAndRefresh(self); } else if (deletionPolicy == VolumeDeletionPolicy.Never) { self.setStatus(VolumeStatus.Deleted); self = dbf.updateAndRefresh(self); } new FireVolumeCanonicalEvent() .fireVolumeStatusChangedEvent(oldStatus, getSelfInventory()); CollectionUtils.safeForEach( pluginRgty.getExtensionList(VolumeDeletionExtensionPoint.class), new ForEachFunction<VolumeDeletionExtensionPoint>() { @Override public void run(VolumeDeletionExtensionPoint arg) { arg.afterDeleteVolume(getSelfInventory()); } }); bus.reply(msg, reply); } }); error( new FlowErrorHandler(msg) { @Override public void handle(final ErrorCode errCode, Map data) { CollectionUtils.safeForEach( pluginRgty.getExtensionList(VolumeDeletionExtensionPoint.class), new ForEachFunction<VolumeDeletionExtensionPoint>() { @Override public void run(VolumeDeletionExtensionPoint arg) { arg.failedToDeleteVolume(getSelfInventory(), errCode); } }); reply.setError(errCode); bus.reply(msg, reply); } }); Finally( new FlowFinallyHandler() { @Override public void Finally() { completion.done(); } }); } }) .start(); }
private void expunge(final Completion completion) { if (self.getStatus() != VolumeStatus.Deleted) { throw new OperationFailureException( errf.stringToOperationError( String.format( "the volume[uuid:%s, name:%s] is not deleted yet, can't expunge it", self.getUuid(), self.getName()))); } final VolumeInventory inv = getSelfInventory(); CollectionUtils.safeForEach( pluginRgty.getExtensionList(VolumeBeforeExpungeExtensionPoint.class), new ForEachFunction<VolumeBeforeExpungeExtensionPoint>() { @Override public void run(VolumeBeforeExpungeExtensionPoint arg) { arg.volumeBeforeExpunge(inv); } }); if (self.getPrimaryStorageUuid() != null) { DeleteVolumeOnPrimaryStorageMsg dmsg = new DeleteVolumeOnPrimaryStorageMsg(); dmsg.setVolume(getSelfInventory()); dmsg.setUuid(self.getPrimaryStorageUuid()); bus.makeTargetServiceIdByResourceUuid( dmsg, PrimaryStorageConstant.SERVICE_ID, self.getPrimaryStorageUuid()); bus.send( dmsg, new CloudBusCallBack(completion) { @Override public void run(MessageReply r) { if (!r.isSuccess()) { completion.fail(r.getError()); } else { ReturnPrimaryStorageCapacityMsg msg = new ReturnPrimaryStorageCapacityMsg(); msg.setPrimaryStorageUuid(self.getPrimaryStorageUuid()); msg.setDiskSize(self.getSize()); bus.makeTargetServiceIdByResourceUuid( msg, PrimaryStorageConstant.SERVICE_ID, self.getPrimaryStorageUuid()); bus.send(msg); CollectionUtils.safeForEach( pluginRgty.getExtensionList(VolumeAfterExpungeExtensionPoint.class), new ForEachFunction<VolumeAfterExpungeExtensionPoint>() { @Override public void run(VolumeAfterExpungeExtensionPoint arg) { arg.volumeAfterExpunge(inv); } }); dbf.remove(self); completion.success(); } } }); } else { CollectionUtils.safeForEach( pluginRgty.getExtensionList(VolumeAfterExpungeExtensionPoint.class), new ForEachFunction<VolumeAfterExpungeExtensionPoint>() { @Override public void run(VolumeAfterExpungeExtensionPoint arg) { arg.volumeAfterExpunge(inv); } }); dbf.remove(self); completion.success(); } }
@Test public void test() throws ApiSenderException, InterruptedException { HostInventory host2 = deployer.hosts.get("host2"); HostInventory host1 = deployer.hosts.get("host1"); VmInstanceInventory vm = deployer.vms.get("TestVm"); PrimaryStorageInventory local = deployer.primaryStorages.get("local"); List<VolumeVO> vols = dbf.listAll(VolumeVO.class); List<VolumeVO> volumesOnLocal = new ArrayList<VolumeVO>(); ImageCacheVO cacheVO = dbf.listAll(ImageCacheVO.class).get(0); long imageSize = cacheVO.getSize(); long usedVolumeSize = 0; for (VolumeVO vol : vols) { if (vol.getPrimaryStorageUuid().equals(local.getUuid())) { volumesOnLocal.add(vol); usedVolumeSize += ratioMgr.calculateByRatio(vol.getPrimaryStorageUuid(), vol.getSize()); } } config.createEmptyVolumeCmds.clear(); config.deleteBitsCmds.clear(); vm = api.migrateVmInstance(vm.getUuid(), host2.getUuid()); TimeUnit.SECONDS.sleep(5); LocalStorageHostRefVO ref1 = dbf.findByUuid(host1.getUuid(), LocalStorageHostRefVO.class); Assert.assertEquals(ref1.getTotalCapacity() - imageSize, ref1.getAvailableCapacity()); LocalStorageHostRefVO ref2 = dbf.findByUuid(host2.getUuid(), LocalStorageHostRefVO.class); Assert.assertEquals( ref2.getTotalCapacity() - imageSize - usedVolumeSize, ref2.getAvailableCapacity()); Assert.assertEquals(volumesOnLocal.size(), config.createEmptyVolumeCmds.size()); for (final VolumeVO vol : volumesOnLocal) { // volumes are created on dst host CreateEmptyVolumeCmd cmd = CollectionUtils.find( config.createEmptyVolumeCmds, new Function<CreateEmptyVolumeCmd, CreateEmptyVolumeCmd>() { @Override public CreateEmptyVolumeCmd call(CreateEmptyVolumeCmd arg) { return arg.getVolumeUuid().equals(vol.getUuid()) ? arg : null; } }); Assert.assertNotNull(cmd); Assert.assertEquals(vol.getInstallPath(), cmd.getInstallUrl()); LocalStorageResourceRefVO r = dbf.findByUuid(vol.getUuid(), LocalStorageResourceRefVO.class); Assert.assertEquals(host2.getUuid(), r.getHostUuid()); // volumes are deleted on src host DeleteBitsCmd dcmd = CollectionUtils.find( config.deleteBitsCmds, new Function<DeleteBitsCmd, DeleteBitsCmd>() { @Override public DeleteBitsCmd call(DeleteBitsCmd arg) { return arg.getPath().equals(vol.getInstallPath()) ? arg : null; } }); Assert.assertNotNull( String.format( "no delete command for volume[uuid:%s, path:%s]", vol.getUuid(), vol.getInstallPath()), dcmd); } Assert.assertFalse(kconfig.migrateVmCmds.isEmpty()); MigrateVmCmd mcmd = kconfig.migrateVmCmds.get(0); Assert.assertEquals(host2.getManagementIp(), mcmd.getDestHostIp()); Assert.assertEquals(vm.getUuid(), mcmd.getVmUuid()); Assert.assertEquals( StorageMigrationPolicy.IncCopy.toString(), mcmd.getStorageMigrationPolicy()); }