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cloudstack/server/src/com/cloud/storage/VolumeApiServiceImpl.java

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// 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 com.cloud.storage;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.ExecutionException;
import javax.inject.Inject;
import org.apache.log4j.Logger;
import org.apache.cloudstack.api.BaseCmd;
import org.apache.cloudstack.api.command.user.volume.AttachVolumeCmd;
import org.apache.cloudstack.api.command.user.volume.CreateVolumeCmd;
import org.apache.cloudstack.api.command.user.volume.DetachVolumeCmd;
import org.apache.cloudstack.api.command.user.volume.ExtractVolumeCmd;
import org.apache.cloudstack.api.command.user.volume.MigrateVolumeCmd;
import org.apache.cloudstack.api.command.user.volume.ResizeVolumeCmd;
import org.apache.cloudstack.api.command.user.volume.UpdateVolumeCmd;
import org.apache.cloudstack.api.command.user.volume.UploadVolumeCmd;
import org.apache.cloudstack.context.CallContext;
import org.apache.cloudstack.engine.orchestration.service.VolumeOrchestrationService;
import org.apache.cloudstack.engine.subsystem.api.storage.ChapInfo;
import org.apache.cloudstack.engine.subsystem.api.storage.DataStore;
import org.apache.cloudstack.engine.subsystem.api.storage.DataStoreManager;
import org.apache.cloudstack.engine.subsystem.api.storage.DataStoreProviderManager;
import org.apache.cloudstack.engine.subsystem.api.storage.HostScope;
import org.apache.cloudstack.engine.subsystem.api.storage.PrimaryDataStoreInfo;
import org.apache.cloudstack.engine.subsystem.api.storage.Scope;
import org.apache.cloudstack.engine.subsystem.api.storage.SnapshotDataFactory;
import org.apache.cloudstack.engine.subsystem.api.storage.SnapshotInfo;
import org.apache.cloudstack.engine.subsystem.api.storage.StoragePoolAllocator;
import org.apache.cloudstack.engine.subsystem.api.storage.TemplateDataFactory;
import org.apache.cloudstack.engine.subsystem.api.storage.VolumeDataFactory;
import org.apache.cloudstack.engine.subsystem.api.storage.VolumeInfo;
import org.apache.cloudstack.engine.subsystem.api.storage.VolumeService;
import org.apache.cloudstack.engine.subsystem.api.storage.VolumeService.VolumeApiResult;
import org.apache.cloudstack.framework.async.AsyncCallFuture;
import org.apache.cloudstack.framework.config.dao.ConfigurationDao;
import org.apache.cloudstack.framework.jobs.AsyncJob;
import org.apache.cloudstack.framework.jobs.AsyncJobExecutionContext;
import org.apache.cloudstack.framework.jobs.AsyncJobManager;
import org.apache.cloudstack.storage.command.AttachAnswer;
import org.apache.cloudstack.storage.command.AttachCommand;
import org.apache.cloudstack.storage.command.DettachCommand;
import org.apache.cloudstack.storage.datastore.db.PrimaryDataStoreDao;
import org.apache.cloudstack.storage.datastore.db.StoragePoolDetailsDao;
import org.apache.cloudstack.storage.datastore.db.StoragePoolVO;
import org.apache.cloudstack.storage.datastore.db.TemplateDataStoreDao;
import org.apache.cloudstack.storage.datastore.db.VolumeDataStoreDao;
import org.apache.cloudstack.storage.datastore.db.VolumeDataStoreVO;
import org.apache.cloudstack.storage.image.datastore.ImageStoreEntity;
import com.cloud.agent.AgentManager;
import com.cloud.agent.api.Answer;
import com.cloud.agent.api.to.DataTO;
import com.cloud.agent.api.to.DiskTO;
import com.cloud.alert.AlertManager;
import com.cloud.api.ApiDBUtils;
import com.cloud.capacity.CapacityManager;
import com.cloud.capacity.dao.CapacityDao;
import com.cloud.configuration.Config;
import com.cloud.configuration.ConfigurationManager;
import com.cloud.configuration.Resource.ResourceType;
import com.cloud.consoleproxy.ConsoleProxyManager;
import com.cloud.dc.ClusterVO;
import com.cloud.dc.DataCenter;
import com.cloud.dc.DataCenterVO;
import com.cloud.dc.Pod;
import com.cloud.dc.dao.ClusterDao;
import com.cloud.dc.dao.DataCenterDao;
import com.cloud.dc.dao.HostPodDao;
import com.cloud.domain.Domain;
import com.cloud.domain.dao.DomainDao;
import com.cloud.event.ActionEvent;
import com.cloud.event.EventTypes;
import com.cloud.event.UsageEventUtils;
import com.cloud.event.dao.EventDao;
import com.cloud.exception.ConcurrentOperationException;
import com.cloud.exception.InvalidParameterValueException;
import com.cloud.exception.PermissionDeniedException;
import com.cloud.exception.ResourceAllocationException;
import com.cloud.exception.StorageUnavailableException;
import com.cloud.host.HostVO;
import com.cloud.host.dao.HostDao;
import com.cloud.hypervisor.Hypervisor.HypervisorType;
import com.cloud.hypervisor.HypervisorCapabilitiesVO;
import com.cloud.hypervisor.HypervisorGuruManager;
import com.cloud.hypervisor.dao.HypervisorCapabilitiesDao;
import com.cloud.network.NetworkModel;
import com.cloud.org.Grouping;
import com.cloud.resource.ResourceManager;
import com.cloud.server.ManagementServer;
import com.cloud.service.dao.ServiceOfferingDao;
import com.cloud.storage.Storage.ImageFormat;
import com.cloud.storage.dao.DiskOfferingDao;
import com.cloud.storage.dao.SnapshotDao;
import com.cloud.storage.dao.SnapshotPolicyDao;
import com.cloud.storage.dao.StoragePoolHostDao;
import com.cloud.storage.dao.StoragePoolWorkDao;
import com.cloud.storage.dao.UploadDao;
import com.cloud.storage.dao.VMTemplateDao;
import com.cloud.storage.dao.VMTemplatePoolDao;
import com.cloud.storage.dao.VolumeDao;
import com.cloud.storage.dao.VolumeDetailsDao;
import com.cloud.storage.download.DownloadMonitor;
import com.cloud.storage.secondary.SecondaryStorageVmManager;
import com.cloud.storage.snapshot.SnapshotApiService;
import com.cloud.storage.snapshot.SnapshotManager;
import com.cloud.storage.snapshot.SnapshotScheduler;
import com.cloud.storage.upload.UploadMonitor;
import com.cloud.tags.dao.ResourceTagDao;
import com.cloud.template.TemplateManager;
import com.cloud.user.Account;
import com.cloud.user.AccountManager;
import com.cloud.user.ResourceLimitService;
import com.cloud.user.VmDiskStatisticsVO;
import com.cloud.user.dao.AccountDao;
import com.cloud.user.dao.UserDao;
import com.cloud.user.dao.VmDiskStatisticsDao;
import com.cloud.utils.EnumUtils;
import com.cloud.utils.NumbersUtil;
import com.cloud.utils.Pair;
import com.cloud.utils.UriUtils;
import com.cloud.utils.component.ManagerBase;
import com.cloud.utils.db.DB;
import com.cloud.utils.db.EntityManager;
import com.cloud.utils.db.Transaction;
import com.cloud.utils.exception.CloudRuntimeException;
import com.cloud.utils.fsm.NoTransitionException;
import com.cloud.utils.fsm.StateMachine2;
import com.cloud.vm.DiskProfile;
import com.cloud.vm.UserVmManager;
import com.cloud.vm.UserVmVO;
import com.cloud.vm.VMInstanceVO;
import com.cloud.vm.VirtualMachine;
import com.cloud.vm.VirtualMachine.State;
import com.cloud.vm.VirtualMachineManager;
import com.cloud.vm.dao.ConsoleProxyDao;
import com.cloud.vm.dao.DomainRouterDao;
import com.cloud.vm.dao.SecondaryStorageVmDao;
import com.cloud.vm.dao.UserVmDao;
import com.cloud.vm.dao.VMInstanceDao;
import com.cloud.vm.snapshot.VMSnapshotVO;
import com.cloud.vm.snapshot.dao.VMSnapshotDao;
public class VolumeApiServiceImpl extends ManagerBase implements VolumeApiService {
private final static Logger s_logger = Logger.getLogger(VolumeApiServiceImpl.class);
@Inject
VolumeOrchestrationService _volumeMgr;
@Inject
EntityManager _entityMgr;
@Inject
protected UserVmManager _userVmMgr;
@Inject
protected AgentManager _agentMgr;
@Inject
protected TemplateManager _tmpltMgr;
@Inject
protected AsyncJobManager _asyncMgr;
@Inject
protected SnapshotManager _snapshotMgr;
@Inject
protected SnapshotScheduler _snapshotScheduler;
@Inject
protected AccountManager _accountMgr;
@Inject
protected ConfigurationManager _configMgr;
@Inject
protected ConsoleProxyManager _consoleProxyMgr;
@Inject
protected SecondaryStorageVmManager _secStorageMgr;
@Inject
protected NetworkModel _networkMgr;
@Inject
protected ServiceOfferingDao _serviceOfferingDao;
@Inject
protected VolumeDao _volsDao;
@Inject
protected HostDao _hostDao;
@Inject
protected ConsoleProxyDao _consoleProxyDao;
@Inject
protected SnapshotDao _snapshotDao;
@Inject
protected SnapshotManager _snapMgr;
@Inject
protected SnapshotPolicyDao _snapshotPolicyDao;
@Inject
protected StoragePoolHostDao _storagePoolHostDao;
@Inject
StoragePoolDetailsDao storagePoolDetailsDao;
@Inject
protected AlertManager _alertMgr;
@Inject
protected TemplateDataStoreDao _vmTemplateStoreDao = null;
@Inject
protected VMTemplatePoolDao _vmTemplatePoolDao = null;
@Inject
protected VMTemplateDao _vmTemplateDao = null;
@Inject
protected StoragePoolHostDao _poolHostDao = null;
@Inject
protected UserVmDao _userVmDao;
@Inject
VolumeDataStoreDao _volumeStoreDao;
@Inject
protected VMInstanceDao _vmInstanceDao;
@Inject
protected PrimaryDataStoreDao _storagePoolDao = null;
@Inject
protected CapacityDao _capacityDao;
@Inject
protected CapacityManager _capacityMgr;
@Inject
protected DiskOfferingDao _diskOfferingDao;
@Inject
protected AccountDao _accountDao;
@Inject
protected EventDao _eventDao = null;
@Inject
protected DataCenterDao _dcDao = null;
@Inject
protected HostPodDao _podDao = null;
@Inject
protected VMTemplateDao _templateDao;
@Inject
protected ServiceOfferingDao _offeringDao;
@Inject
protected DomainDao _domainDao;
@Inject
protected UserDao _userDao;
@Inject
protected ClusterDao _clusterDao;
@Inject
protected VirtualMachineManager _vmMgr;
@Inject
protected DomainRouterDao _domrDao;
@Inject
protected SecondaryStorageVmDao _secStrgDao;
@Inject
protected StoragePoolWorkDao _storagePoolWorkDao;
@Inject
protected HypervisorGuruManager _hvGuruMgr;
@Inject
protected VolumeDao _volumeDao;
@Inject
protected OCFS2Manager _ocfs2Mgr;
@Inject
protected ResourceLimitService _resourceLimitMgr;
@Inject
protected SecondaryStorageVmManager _ssvmMgr;
@Inject
protected ResourceManager _resourceMgr;
@Inject
protected DownloadMonitor _downloadMonitor;
@Inject
protected ResourceTagDao _resourceTagDao;
@Inject
protected VmDiskStatisticsDao _vmDiskStatsDao;
@Inject
protected VMSnapshotDao _vmSnapshotDao;
@Inject
protected List<StoragePoolAllocator> _storagePoolAllocators;
@Inject
ConfigurationDao _configDao;
@Inject
VolumeDetailsDao _volDetailDao;
@Inject
ManagementServer _msServer;
@Inject
DataStoreManager dataStoreMgr;
@Inject
DataStoreProviderManager dataStoreProviderMgr;
@Inject
VolumeService volService;
@Inject
VolumeDataFactory volFactory;
@Inject
TemplateDataFactory tmplFactory;
@Inject
SnapshotDataFactory snapshotFactory;
@Inject
SnapshotApiService snapshotMgr;
@Inject
UploadMonitor _uploadMonitor;
@Inject
UploadDao _uploadDao;
@Inject
protected HypervisorCapabilitiesDao _hypervisorCapabilitiesDao;
@Inject
StorageManager storageMgr;
private int _customDiskOfferingMinSize = 1;
private final int _customDiskOfferingMaxSize = 1024;
private long _maxVolumeSizeInGb;
private final StateMachine2<Volume.State, Volume.Event, Volume> _volStateMachine;
protected VolumeApiServiceImpl() {
_volStateMachine = Volume.State.getStateMachine();
}
/*
* Upload the volume to secondary storage.
*/
@Override
@DB
@ActionEvent(eventType = EventTypes.EVENT_VOLUME_UPLOAD, eventDescription = "uploading volume", async = true)
public VolumeVO uploadVolume(UploadVolumeCmd cmd) throws ResourceAllocationException {
Account caller = CallContext.current().getCallingAccount();
long ownerId = cmd.getEntityOwnerId();
Account owner = _entityMgr.findById(Account.class, ownerId);
Long zoneId = cmd.getZoneId();
String volumeName = cmd.getVolumeName();
String url = cmd.getUrl();
String format = cmd.getFormat();
String imageStoreUuid = cmd.getImageStoreUuid();
DataStore store = _tmpltMgr.getImageStore(imageStoreUuid, zoneId);
validateVolume(caller, ownerId, zoneId, volumeName, url, format);
VolumeVO volume = persistVolume(owner, zoneId, volumeName, url, cmd.getFormat());
VolumeInfo vol = volFactory.getVolume(volume.getId());
RegisterVolumePayload payload = new RegisterVolumePayload(cmd.getUrl(), cmd.getChecksum(), cmd.getFormat());
vol.addPayload(payload);
volService.registerVolume(vol, store);
return volume;
}
private boolean validateVolume(Account caller, long ownerId, Long zoneId, String volumeName, String url, String format) throws ResourceAllocationException {
// permission check
_accountMgr.checkAccess(caller, null, true, _accountMgr.getActiveAccountById(ownerId));
// Check that the resource limit for volumes won't be exceeded
_resourceLimitMgr.checkResourceLimit(_accountMgr.getAccount(ownerId), ResourceType.volume);
// Verify that zone exists
DataCenterVO zone = _dcDao.findById(zoneId);
if (zone == null) {
throw new InvalidParameterValueException("Unable to find zone by id " + zoneId);
}
// Check if zone is disabled
if (Grouping.AllocationState.Disabled == zone.getAllocationState() && !_accountMgr.isRootAdmin(caller.getType())) {
throw new PermissionDeniedException("Cannot perform this operation, Zone is currently disabled: " + zoneId);
}
if (url.toLowerCase().contains("file://")) {
throw new InvalidParameterValueException("File:// type urls are currently unsupported");
}
ImageFormat imgfmt = ImageFormat.valueOf(format.toUpperCase());
if (imgfmt == null) {
throw new IllegalArgumentException("Image format is incorrect " + format + ". Supported formats are " + EnumUtils.listValues(ImageFormat.values()));
}
String userSpecifiedName = volumeName;
if (userSpecifiedName == null) {
userSpecifiedName = getRandomVolumeName();
}
if ((!url.toLowerCase().endsWith("vhd")) && (!url.toLowerCase().endsWith("vhd.zip")) && (!url.toLowerCase().endsWith("vhd.bz2")) &&
(!url.toLowerCase().endsWith("vhd.gz")) && (!url.toLowerCase().endsWith("qcow2")) && (!url.toLowerCase().endsWith("qcow2.zip")) &&
(!url.toLowerCase().endsWith("qcow2.bz2")) && (!url.toLowerCase().endsWith("qcow2.gz")) && (!url.toLowerCase().endsWith("ova")) &&
(!url.toLowerCase().endsWith("ova.zip")) && (!url.toLowerCase().endsWith("ova.bz2")) && (!url.toLowerCase().endsWith("ova.gz")) &&
(!url.toLowerCase().endsWith("img")) && (!url.toLowerCase().endsWith("raw"))) {
throw new InvalidParameterValueException("Please specify a valid " + format.toLowerCase());
}
if ((format.equalsIgnoreCase("vhd") && (!url.toLowerCase().endsWith(".vhd") && !url.toLowerCase().endsWith("vhd.zip") && !url.toLowerCase().endsWith("vhd.bz2") && !url
.toLowerCase().endsWith("vhd.gz"))) ||
(format.equalsIgnoreCase("qcow2") && (!url.toLowerCase().endsWith(".qcow2") && !url.toLowerCase().endsWith("qcow2.zip") && !url.toLowerCase().endsWith("qcow2.bz2") && !url
.toLowerCase().endsWith("qcow2.gz"))) ||
(format.equalsIgnoreCase("ova") && (!url.toLowerCase().endsWith(".ova") && !url.toLowerCase().endsWith("ova.zip") && !url.toLowerCase().endsWith("ova.bz2") && !url
.toLowerCase().endsWith("ova.gz"))) || (format.equalsIgnoreCase("raw") && (!url.toLowerCase().endsWith(".img") && !url.toLowerCase().endsWith("raw")))) {
throw new InvalidParameterValueException("Please specify a valid URL. URL:" + url + " is an invalid for the format " + format.toLowerCase());
}
UriUtils.validateUrl(url);
// Check that the resource limit for secondary storage won't be exceeded
_resourceLimitMgr.checkResourceLimit(_accountMgr.getAccount(ownerId), ResourceType.secondary_storage, UriUtils.getRemoteSize(url));
return false;
}
public String getRandomVolumeName() {
return UUID.randomUUID().toString();
}
@DB
protected VolumeVO persistVolume(Account owner, Long zoneId, String volumeName, String url, String format) {
Transaction txn = Transaction.currentTxn();
txn.start();
VolumeVO volume = new VolumeVO(volumeName, zoneId, -1, -1, -1, new Long(-1), null, null, 0, Volume.Type.DATADISK);
volume.setPoolId(null);
volume.setDataCenterId(zoneId);
volume.setPodId(null);
volume.setAccountId(owner.getAccountId());
volume.setDomainId(owner.getDomainId());
long diskOfferingId = _diskOfferingDao.findByUniqueName("Cloud.com-Custom").getId();
volume.setDiskOfferingId(diskOfferingId);
// volume.setSize(size);
volume.setInstanceId(null);
volume.setUpdated(new Date());
volume.setDomainId((owner == null) ? Domain.ROOT_DOMAIN : owner.getDomainId());
volume.setFormat(ImageFormat.valueOf(format));
volume = _volsDao.persist(volume);
CallContext.current().setEventDetails("Volume Id: " + volume.getId());
// Increment resource count during allocation; if actual creation fails,
// decrement it
_resourceLimitMgr.incrementResourceCount(volume.getAccountId(), ResourceType.volume);
_resourceLimitMgr.incrementResourceCount(volume.getAccountId(), ResourceType.secondary_storage, UriUtils.getRemoteSize(url));
txn.commit();
return volume;
}
/*
* Just allocate a volume in the database, don't send the createvolume cmd
* to hypervisor. The volume will be finally created only when it's attached
* to a VM.
*/
@Override
@DB
@ActionEvent(eventType = EventTypes.EVENT_VOLUME_CREATE, eventDescription = "creating volume", create = true)
public VolumeVO allocVolume(CreateVolumeCmd cmd) throws ResourceAllocationException {
// FIXME: some of the scheduled event stuff might be missing here...
Account caller = CallContext.current().getCallingAccount();
long ownerId = cmd.getEntityOwnerId();
Boolean displayVolumeEnabled = cmd.getDisplayVolume();
// permission check
_accountMgr.checkAccess(caller, null, true, _accountMgr.getActiveAccountById(ownerId));
// Check that the resource limit for volumes won't be exceeded
_resourceLimitMgr.checkResourceLimit(_accountMgr.getAccount(ownerId), ResourceType.volume);
Long zoneId = cmd.getZoneId();
Long diskOfferingId = null;
DiskOfferingVO diskOffering = null;
Long size = null;
Long minIops = null;
Long maxIops = null;
// Volume VO used for extracting the source template id
VolumeVO parentVolume = null;
// validate input parameters before creating the volume
if ((cmd.getSnapshotId() == null && cmd.getDiskOfferingId() == null) || (cmd.getSnapshotId() != null && cmd.getDiskOfferingId() != null)) {
throw new InvalidParameterValueException("Either disk Offering Id or snapshot Id must be passed whilst creating volume");
}
if (cmd.getSnapshotId() == null) {// create a new volume
diskOfferingId = cmd.getDiskOfferingId();
size = cmd.getSize();
Long sizeInGB = size;
if (size != null) {
if (size > 0) {
size = size * 1024 * 1024 * 1024; // user specify size in GB
} else {
throw new InvalidParameterValueException("Disk size must be larger than 0");
}
}
// Check that the the disk offering is specified
diskOffering = _diskOfferingDao.findById(diskOfferingId);
if ((diskOffering == null) || diskOffering.getRemoved() != null || !DiskOfferingVO.Type.Disk.equals(diskOffering.getType())) {
throw new InvalidParameterValueException("Please specify a valid disk offering.");
}
if (diskOffering.isCustomized()) {
if (size == null) {
throw new InvalidParameterValueException("This disk offering requires a custom size specified");
}
if ((sizeInGB < _customDiskOfferingMinSize) || (sizeInGB > _customDiskOfferingMaxSize)) {
throw new InvalidParameterValueException("Volume size: " + sizeInGB + "GB is out of allowed range. Max: " + _customDiskOfferingMaxSize + " Min:" +
_customDiskOfferingMinSize);
}
}
if (!diskOffering.isCustomized() && size != null) {
throw new InvalidParameterValueException("This disk offering does not allow custom size");
}
if (diskOffering.getDomainId() == null) {
// do nothing as offering is public
} else {
_configMgr.checkDiskOfferingAccess(caller, diskOffering);
}
if (diskOffering.getDiskSize() > 0) {
size = diskOffering.getDiskSize();
}
Boolean isCustomizedIops = diskOffering.isCustomizedIops();
if (isCustomizedIops != null) {
if (isCustomizedIops) {
minIops = cmd.getMinIops();
maxIops = cmd.getMaxIops();
if (minIops == null && maxIops == null) {
minIops = 0L;
maxIops = 0L;
} else {
if (minIops == null || minIops <= 0) {
throw new InvalidParameterValueException("The min IOPS must be greater than 0.");
}
if (maxIops == null) {
maxIops = 0L;
}
if (minIops > maxIops) {
throw new InvalidParameterValueException("The min IOPS must be less than or equal to the max IOPS.");
}
}
} else {
minIops = diskOffering.getMinIops();
maxIops = diskOffering.getMaxIops();
}
}
if (!validateVolumeSizeRange(size)) {// convert size from mb to gb
// for validation
throw new InvalidParameterValueException("Invalid size for custom volume creation: " + size + " ,max volume size is:" + _maxVolumeSizeInGb);
}
} else { // create volume from snapshot
Long snapshotId = cmd.getSnapshotId();
SnapshotVO snapshotCheck = _snapshotDao.findById(snapshotId);
if (snapshotCheck == null) {
throw new InvalidParameterValueException("unable to find a snapshot with id " + snapshotId);
}
if (snapshotCheck.getState() != Snapshot.State.BackedUp) {
throw new InvalidParameterValueException("Snapshot id=" + snapshotId + " is not in " + Snapshot.State.BackedUp + " state yet and can't be used for volume creation");
}
parentVolume = _volsDao.findByIdIncludingRemoved(snapshotCheck.getVolumeId());
diskOfferingId = snapshotCheck.getDiskOfferingId();
diskOffering = _diskOfferingDao.findById(diskOfferingId);
zoneId = snapshotCheck.getDataCenterId();
size = snapshotCheck.getSize(); // ; disk offering is used for tags
// purposes
// check snapshot permissions
_accountMgr.checkAccess(caller, null, true, snapshotCheck);
}
if (displayVolumeEnabled == null) {
displayVolumeEnabled = true;
} else {
if (!_accountMgr.isRootAdmin(caller.getType())) {
throw new PermissionDeniedException("Cannot update parameter displayvolume, only admin permitted ");
}
}
// Check that the resource limit for primary storage won't be exceeded
_resourceLimitMgr.checkResourceLimit(_accountMgr.getAccount(ownerId), ResourceType.primary_storage, new Long(size));
// Verify that zone exists
DataCenterVO zone = _dcDao.findById(zoneId);
if (zone == null) {
throw new InvalidParameterValueException("Unable to find zone by id " + zoneId);
}
// Check if zone is disabled
if (Grouping.AllocationState.Disabled == zone.getAllocationState() && !_accountMgr.isRootAdmin(caller.getType())) {
throw new PermissionDeniedException("Cannot perform this operation, Zone is currently disabled: " + zoneId);
}
// If local storage is disabled then creation of volume with local disk
// offering not allowed
if (!zone.isLocalStorageEnabled() && diskOffering.getUseLocalStorage()) {
throw new InvalidParameterValueException("Zone is not configured to use local storage but volume's disk offering " + diskOffering.getName() + " uses it");
}
String userSpecifiedName = cmd.getVolumeName();
if (userSpecifiedName == null) {
userSpecifiedName = getRandomVolumeName();
}
Transaction txn = Transaction.currentTxn();
txn.start();
VolumeVO volume = new VolumeVO(userSpecifiedName, -1, -1, -1, -1, new Long(-1), null, null, 0, Volume.Type.DATADISK);
volume.setPoolId(null);
volume.setDataCenterId(zoneId);
volume.setPodId(null);
volume.setAccountId(ownerId);
volume.setDomainId(((caller == null) ? Domain.ROOT_DOMAIN : caller.getDomainId()));
volume.setDiskOfferingId(diskOfferingId);
volume.setSize(size);
volume.setMinIops(minIops);
volume.setMaxIops(maxIops);
volume.setInstanceId(null);
volume.setUpdated(new Date());
volume.setDomainId((caller == null) ? Domain.ROOT_DOMAIN : caller.getDomainId());
volume.setDisplayVolume(displayVolumeEnabled);
if (parentVolume != null) {
volume.setTemplateId(parentVolume.getTemplateId());
volume.setFormat(parentVolume.getFormat());
} else {
volume.setTemplateId(null);
}
volume = _volsDao.persist(volume);
if (cmd.getSnapshotId() == null) {
// for volume created from snapshot, create usage event after volume creation
UsageEventUtils.publishUsageEvent(EventTypes.EVENT_VOLUME_CREATE, volume.getAccountId(), volume.getDataCenterId(), volume.getId(), volume.getName(), diskOfferingId,
null, size, Volume.class.getName(), volume.getUuid());
}
CallContext.current().setEventDetails("Volume Id: " + volume.getId());
// Increment resource count during allocation; if actual creation fails,
// decrement it
_resourceLimitMgr.incrementResourceCount(volume.getAccountId(), ResourceType.volume);
_resourceLimitMgr.incrementResourceCount(volume.getAccountId(), ResourceType.primary_storage, new Long(volume.getSize()));
txn.commit();
return volume;
}
public boolean validateVolumeSizeRange(long size) {
if (size < 0 || (size > 0 && size < (1024 * 1024 * 1024))) {
throw new InvalidParameterValueException("Please specify a size of at least 1 Gb.");
} else if (size > (_maxVolumeSizeInGb * 1024 * 1024 * 1024)) {
throw new InvalidParameterValueException("volume size " + size + ", but the maximum size allowed is " + _maxVolumeSizeInGb + " Gb.");
}
return true;
}
@Override
@DB
@ActionEvent(eventType = EventTypes.EVENT_VOLUME_CREATE, eventDescription = "creating volume", async = true)
public VolumeVO createVolume(CreateVolumeCmd cmd) {
VolumeVO volume = _volsDao.findById(cmd.getEntityId());
boolean created = true;
try {
if (cmd.getSnapshotId() != null) {
volume = createVolumeFromSnapshot(volume, cmd.getSnapshotId());
if (volume.getState() != Volume.State.Ready) {
created = false;
}
}
return volume;
} catch (Exception e) {
created = false;
s_logger.debug("Failed to create volume: " + volume.getId(), e);
return null;
} finally {
if (!created) {
s_logger.trace("Decrementing volume resource count for account id=" + volume.getAccountId() + " as volume failed to create on the backend");
_resourceLimitMgr.decrementResourceCount(volume.getAccountId(), ResourceType.volume);
_resourceLimitMgr.decrementResourceCount(volume.getAccountId(), ResourceType.primary_storage, new Long(volume.getSize()));
}
}
}
protected VolumeVO createVolumeFromSnapshot(VolumeVO volume, long snapshotId) throws StorageUnavailableException {
VolumeInfo createdVolume = null;
SnapshotVO snapshot = _snapshotDao.findById(snapshotId);
createdVolume = createVolumeFromSnapshot(volume, snapshot);
UsageEventUtils.publishUsageEvent(EventTypes.EVENT_VOLUME_CREATE, createdVolume.getAccountId(), createdVolume.getDataCenterId(), createdVolume.getId(),
createdVolume.getName(), createdVolume.getDiskOfferingId(), null, createdVolume.getSize(), Volume.class.getName(), createdVolume.getUuid());
return _volsDao.findById(createdVolume.getId());
}
@DB
protected VolumeInfo createVolumeFromSnapshot(VolumeVO volume, SnapshotVO snapshot) throws StorageUnavailableException {
Account account = _accountDao.findById(volume.getAccountId());
final HashSet<StoragePool> poolsToAvoid = new HashSet<StoragePool>();
StoragePool pool = null;
Set<Long> podsToAvoid = new HashSet<Long>();
Pair<Pod, Long> pod = null;
DiskOfferingVO diskOffering = _diskOfferingDao.findByIdIncludingRemoved(volume.getDiskOfferingId());
DataCenterVO dc = _dcDao.findById(volume.getDataCenterId());
DiskProfile dskCh = new DiskProfile(volume, diskOffering, snapshot.getHypervisorType());
// Determine what pod to store the volume in
while ((pod = _resourceMgr.findPod(null, null, dc, account.getId(), podsToAvoid)) != null) {
podsToAvoid.add(pod.first().getId());
// Determine what storage pool to store the volume in
while ((pool = _volumeMgr.findStoragePool(dskCh, dc, pod.first(), null, null, null, poolsToAvoid)) != null) {
break;
}
}
if (pool == null) {
String msg = "There are no available storage pools to store the volume in";
s_logger.info(msg);
throw new StorageUnavailableException(msg, -1);
}
VolumeInfo vol = volFactory.getVolume(volume.getId());
DataStore store = dataStoreMgr.getDataStore(pool.getId(), DataStoreRole.Primary);
SnapshotInfo snapInfo = snapshotFactory.getSnapshot(snapshot.getId(), DataStoreRole.Image);
AsyncCallFuture<VolumeApiResult> future = volService.createVolumeFromSnapshot(vol, store, snapInfo);
try {
VolumeApiResult result = future.get();
if (result.isFailed()) {
s_logger.debug("Failed to create volume from snapshot:" + result.getResult());
throw new CloudRuntimeException("Failed to create volume from snapshot:" + result.getResult());
}
return result.getVolume();
} catch (InterruptedException e) {
s_logger.debug("Failed to create volume from snapshot", e);
throw new CloudRuntimeException("Failed to create volume from snapshot", e);
} catch (ExecutionException e) {
s_logger.debug("Failed to create volume from snapshot", e);
throw new CloudRuntimeException("Failed to create volume from snapshot", e);
}
}
@Override
@DB
@ActionEvent(eventType = EventTypes.EVENT_VOLUME_RESIZE, eventDescription = "resizing volume", async = true)
public VolumeVO resizeVolume(ResizeVolumeCmd cmd) throws ResourceAllocationException {
Long newSize = null;
boolean shrinkOk = cmd.getShrinkOk();
VolumeVO volume = _volsDao.findById(cmd.getEntityId());
if (volume == null) {
throw new InvalidParameterValueException("No such volume");
}
DiskOfferingVO diskOffering = _diskOfferingDao.findById(volume.getDiskOfferingId());
DiskOfferingVO newDiskOffering = null;
newDiskOffering = _diskOfferingDao.findById(cmd.getNewDiskOfferingId());
/*
* Volumes with no hypervisor have never been assigned, and can be
* resized by recreating. perhaps in the future we can just update the
* db entry for the volume
*/
if (_volsDao.getHypervisorType(volume.getId()) == HypervisorType.None) {
throw new InvalidParameterValueException("Can't resize a volume that has never been attached, not sure which hypervisor type. Recreate volume to resize.");
}
/* Only works for KVM/Xen for now */
if (_volsDao.getHypervisorType(volume.getId()) != HypervisorType.KVM && _volsDao.getHypervisorType(volume.getId()) != HypervisorType.XenServer &&
_volsDao.getHypervisorType(volume.getId()) != HypervisorType.VMware) {
throw new InvalidParameterValueException("Cloudstack currently only supports volumes marked as KVM or XenServer hypervisor for resize");
}
if (volume.getState() != Volume.State.Ready) {
throw new InvalidParameterValueException("Volume should be in ready state before attempting a resize");
}
if (!volume.getVolumeType().equals(Volume.Type.DATADISK)) {
throw new InvalidParameterValueException("Can only resize DATA volumes");
}
/*
* figure out whether or not a new disk offering or size parameter is
* required, get the correct size value
*/
if (newDiskOffering == null) {
if (diskOffering.isCustomized()) {
newSize = cmd.getSize();
if (newSize == null) {
throw new InvalidParameterValueException("new offering is of custom size, need to specify a size");
}
newSize = (newSize << 30);
} else {
throw new InvalidParameterValueException("current offering" + volume.getDiskOfferingId() + " cannot be resized, need to specify a disk offering");
}
} else {
if (newDiskOffering.getRemoved() != null || !DiskOfferingVO.Type.Disk.equals(newDiskOffering.getType())) {
throw new InvalidParameterValueException("Disk offering ID is missing or invalid");
}
if (diskOffering.getTags() != null) {
if (!newDiskOffering.getTags().equals(diskOffering.getTags())) {
throw new InvalidParameterValueException("Tags on new and old disk offerings must match");
}
} else if (newDiskOffering.getTags() != null) {
throw new InvalidParameterValueException("There are no tags on current disk offering, new disk offering needs to have no tags");
}
if (newDiskOffering.getDomainId() == null) {
// do nothing as offering is public
} else {
_configMgr.checkDiskOfferingAccess(CallContext.current().getCallingAccount(), newDiskOffering);
}
if (newDiskOffering.isCustomized()) {
newSize = cmd.getSize();
if (newSize == null) {
throw new InvalidParameterValueException("new offering is of custom size, need to specify a size");
}
newSize = (newSize << 30);
} else {
newSize = newDiskOffering.getDiskSize();
}
}
if (newSize == null) {
throw new InvalidParameterValueException("could not detect a size parameter or fetch one from the diskofferingid parameter");
}
if (!validateVolumeSizeRange(newSize)) {
throw new InvalidParameterValueException("Requested size out of range");
}
/* does the caller have the authority to act on this volume? */
_accountMgr.checkAccess(CallContext.current().getCallingAccount(), null, true, volume);
UserVmVO userVm = _userVmDao.findById(volume.getInstanceId());
long currentSize = volume.getSize();
/*
* lets make certain they (think they) know what they're doing if they
* want to shrink, by forcing them to provide the shrinkok parameter.
* This will be checked again at the hypervisor level where we can see
* the actual disk size
*/
if (currentSize > newSize && !shrinkOk) {
throw new InvalidParameterValueException("Going from existing size of " + currentSize + " to size of " + newSize +
" would shrink the volume, need to sign off by supplying the shrinkok parameter with value of true");
}
if (!shrinkOk) {
/* Check resource limit for this account on primary storage resource */
_resourceLimitMgr.checkResourceLimit(_accountMgr.getAccount(volume.getAccountId()), ResourceType.primary_storage, new Long(newSize - currentSize));
}
/*
* get a list of hosts to send the commands to, try the system the
* associated vm is running on first, then the last known place it ran.
* If not attached to a userVm, we pass 'none' and resizevolume.sh is ok
* with that since it only needs the vm name to live resize
*/
long[] hosts = null;
String instanceName = "none";
if (userVm != null) {
instanceName = userVm.getInstanceName();
if (userVm.getHostId() != null) {
hosts = new long[] {userVm.getHostId()};
} else if (userVm.getLastHostId() != null) {
hosts = new long[] {userVm.getLastHostId()};
}
/* Xen only works offline, SR does not support VDI.resizeOnline */
if (_volsDao.getHypervisorType(volume.getId()) == HypervisorType.XenServer && !userVm.getState().equals(State.Stopped)) {
throw new InvalidParameterValueException("VM must be stopped or disk detached in order to resize with the Xen HV");
}
}
ResizeVolumePayload payload = new ResizeVolumePayload(newSize, shrinkOk, instanceName, hosts);
try {
VolumeInfo vol = volFactory.getVolume(volume.getId());
vol.addPayload(payload);
AsyncCallFuture<VolumeApiResult> future = volService.resize(vol);
VolumeApiResult result = future.get();
if (result.isFailed()) {
s_logger.warn("Failed to resize the volume " + volume);
return null;
}
volume = _volsDao.findById(volume.getId());
if (newDiskOffering != null) {
volume.setDiskOfferingId(cmd.getNewDiskOfferingId());
}
_volsDao.update(volume.getId(), volume);
// Log usage event for volumes belonging user VM's only
UsageEventUtils.publishUsageEvent(EventTypes.EVENT_VOLUME_RESIZE, volume.getAccountId(), volume.getDataCenterId(), volume.getId(), volume.getName(),
volume.getDiskOfferingId(), volume.getTemplateId(), volume.getSize(), Volume.class.getName(), volume.getUuid());
/* Update resource count for the account on primary storage resource */
if (!shrinkOk) {
_resourceLimitMgr.incrementResourceCount(volume.getAccountId(), ResourceType.primary_storage, new Long(newSize - currentSize));
} else {
_resourceLimitMgr.decrementResourceCount(volume.getAccountId(), ResourceType.primary_storage, new Long(currentSize - newSize));
}
return volume;
} catch (InterruptedException e) {
s_logger.warn("failed get resize volume result", e);
} catch (ExecutionException e) {
s_logger.warn("failed get resize volume result", e);
} catch (Exception e) {
s_logger.warn("failed get resize volume result", e);
}
return null;
}
@Override
@DB
@ActionEvent(eventType = EventTypes.EVENT_VOLUME_DELETE, eventDescription = "deleting volume")
public boolean deleteVolume(long volumeId, Account caller) throws ConcurrentOperationException {
VolumeVO volume = _volsDao.findById(volumeId);
if (volume == null) {
throw new InvalidParameterValueException("Unable to aquire volume with ID: " + volumeId);
}
if (!_snapshotMgr.canOperateOnVolume(volume)) {
throw new InvalidParameterValueException("There are snapshot creating on it, Unable to delete the volume");
}
_accountMgr.checkAccess(caller, null, true, volume);
if (volume.getInstanceId() != null) {
throw new InvalidParameterValueException("Please specify a volume that is not attached to any VM.");
}
if (volume.getState() == Volume.State.UploadOp) {
VolumeDataStoreVO volumeStore = _volumeStoreDao.findByVolume(volume.getId());
if (volumeStore.getDownloadState() == VMTemplateStorageResourceAssoc.Status.DOWNLOAD_IN_PROGRESS) {
throw new InvalidParameterValueException("Please specify a volume that is not uploading");
}
}
try {
if (volume.getState() != Volume.State.Destroy && volume.getState() != Volume.State.Expunging && volume.getState() != Volume.State.Expunging) {
Long instanceId = volume.getInstanceId();
if (!volService.destroyVolume(volume.getId())) {
return false;
}
VMInstanceVO vmInstance = _vmInstanceDao.findById(instanceId);
if (instanceId == null || (vmInstance.getType().equals(VirtualMachine.Type.User))) {
// Decrement the resource count for volumes and primary storage belonging user VM's only
_resourceLimitMgr.decrementResourceCount(volume.getAccountId(), ResourceType.volume);
/* If volume is in primary storage, decrement primary storage count else decrement secondary
storage count (in case of upload volume). */
if (volume.getFolder() != null || volume.getPath() != null || volume.getState() == Volume.State.Allocated) {
_resourceLimitMgr.decrementResourceCount(volume.getAccountId(), ResourceType.primary_storage, new Long(volume.getSize()));
} else {
_resourceLimitMgr.recalculateResourceCount(volume.getAccountId(), volume.getDomainId(), ResourceType.secondary_storage.getOrdinal());
}
// Log usage event for volumes belonging user VM's only
UsageEventUtils.publishUsageEvent(EventTypes.EVENT_VOLUME_DELETE, volume.getAccountId(), volume.getDataCenterId(), volume.getId(), volume.getName(),
Volume.class.getName(), volume.getUuid());
}
}
// Mark volume as removed if volume has not been created on primary or secondary
if (volume.getState() == Volume.State.Allocated) {
_volsDao.remove(volumeId);
stateTransitTo(volume, Volume.Event.DestroyRequested);
return true;
}
// expunge volume from primary if volume is on primary
VolumeInfo volOnPrimary = volFactory.getVolume(volume.getId(), DataStoreRole.Primary);
if (volOnPrimary != null) {
s_logger.info("Expunging volume " + volume.getId() + " from primary data store");
AsyncCallFuture<VolumeApiResult> future = volService.expungeVolumeAsync(volOnPrimary);
future.get();
}
// expunge volume from secondary if volume is on image store
VolumeInfo volOnSecondary = volFactory.getVolume(volume.getId(), DataStoreRole.Image);
if (volOnSecondary != null) {
s_logger.info("Expunging volume " + volume.getId() + " from secondary data store");
AsyncCallFuture<VolumeApiResult> future2 = volService.expungeVolumeAsync(volOnSecondary);
future2.get();
}
} catch (Exception e) {
s_logger.warn("Failed to expunge volume:", e);
return false;
}
return true;
}
private boolean stateTransitTo(Volume vol, Volume.Event event) throws NoTransitionException {
return _volStateMachine.transitTo(vol, event, null, _volsDao);
}
@Override
@ActionEvent(eventType = EventTypes.EVENT_VOLUME_ATTACH, eventDescription = "attaching volume", async = true)
public Volume attachVolumeToVM(AttachVolumeCmd command) {
Long vmId = command.getVirtualMachineId();
Long volumeId = command.getId();
Long deviceId = command.getDeviceId();
Account caller = CallContext.current().getCallingAccount();
// Check that the volume ID is valid
VolumeInfo volume = volFactory.getVolume(volumeId);
// Check that the volume is a data volume
if (volume == null || volume.getVolumeType() != Volume.Type.DATADISK) {
throw new InvalidParameterValueException("Please specify a valid data volume.");
}
// Check that the volume is not currently attached to any VM
if (volume.getInstanceId() != null) {
throw new InvalidParameterValueException("Please specify a volume that is not attached to any VM.");
}
// Check that the volume is not destroyed
if (volume.getState() == Volume.State.Destroy) {
throw new InvalidParameterValueException("Please specify a volume that is not destroyed.");
}
// Check that the virtual machine ID is valid and it's a user vm
UserVmVO vm = _userVmDao.findById(vmId);
if (vm == null || vm.getType() != VirtualMachine.Type.User) {
throw new InvalidParameterValueException("Please specify a valid User VM.");
}
// Check that the VM is in the correct state
if (vm.getState() != State.Running && vm.getState() != State.Stopped) {
throw new InvalidParameterValueException("Please specify a VM that is either running or stopped.");
}
// Check that the device ID is valid
if (deviceId != null) {
if (deviceId.longValue() == 0) {
throw new InvalidParameterValueException("deviceId can't be 0, which is used by Root device");
}
}
// Check that the number of data volumes attached to VM is less than
// that supported by hypervisor
List<VolumeVO> existingDataVolumes = _volsDao.findByInstanceAndType(vmId, Volume.Type.DATADISK);
int maxDataVolumesSupported = getMaxDataVolumesSupported(vm);
if (existingDataVolumes.size() >= maxDataVolumesSupported) {
throw new InvalidParameterValueException("The specified VM already has the maximum number of data disks (" + maxDataVolumesSupported + "). Please specify another VM.");
}
// Check that the VM and the volume are in the same zone
if (vm.getDataCenterId() != volume.getDataCenterId()) {
throw new InvalidParameterValueException("Please specify a VM that is in the same zone as the volume.");
}
// If local storage is disabled then attaching a volume with local disk
// offering not allowed
DataCenterVO dataCenter = _dcDao.findById(volume.getDataCenterId());
if (!dataCenter.isLocalStorageEnabled()) {
DiskOfferingVO diskOffering = _diskOfferingDao.findById(volume.getDiskOfferingId());
if (diskOffering.getUseLocalStorage()) {
throw new InvalidParameterValueException("Zone is not configured to use local storage but volume's disk offering " + diskOffering.getName() + " uses it");
}
}
// if target VM has associated VM snapshots
List<VMSnapshotVO> vmSnapshots = _vmSnapshotDao.findByVm(vmId);
if (vmSnapshots.size() > 0) {
throw new InvalidParameterValueException("Unable to attach volume, please specify a VM that does not have VM snapshots");
}
// permission check
_accountMgr.checkAccess(caller, null, true, volume, vm);
if (!(Volume.State.Allocated.equals(volume.getState()) || Volume.State.Ready.equals(volume.getState()) || Volume.State.Uploaded.equals(volume.getState()))) {
throw new InvalidParameterValueException("Volume state must be in Allocated, Ready or in Uploaded state");
}
VolumeVO rootVolumeOfVm = null;
List<VolumeVO> rootVolumesOfVm = _volsDao.findByInstanceAndType(vmId, Volume.Type.ROOT);
if (rootVolumesOfVm.size() != 1) {
throw new CloudRuntimeException("The VM " + vm.getHostName() + " has more than one ROOT volume and is in an invalid state.");
} else {
rootVolumeOfVm = rootVolumesOfVm.get(0);
}
HypervisorType rootDiskHyperType = vm.getHypervisorType();
HypervisorType dataDiskHyperType = _volsDao.getHypervisorType(volume.getId());
if (dataDiskHyperType != HypervisorType.None && rootDiskHyperType != dataDiskHyperType) {
throw new InvalidParameterValueException("Can't attach a volume created by: " + dataDiskHyperType + " to a " + rootDiskHyperType + " vm");
}
deviceId = getDeviceId(vmId, deviceId);
VolumeInfo volumeOnPrimaryStorage = volume;
if (volume.getState().equals(Volume.State.Allocated) || volume.getState() == Volume.State.Uploaded) {
try {
volumeOnPrimaryStorage = _volumeMgr.createVolumeOnPrimaryStorage(vm, rootVolumeOfVm, volume, rootDiskHyperType);
} catch (NoTransitionException e) {
s_logger.debug("Failed to create volume on primary storage", e);
throw new CloudRuntimeException("Failed to create volume on primary storage", e);
}
}
// reload the volume from db
volumeOnPrimaryStorage = volFactory.getVolume(volumeOnPrimaryStorage.getId());
boolean moveVolumeNeeded = needMoveVolume(rootVolumeOfVm, volumeOnPrimaryStorage);
if (moveVolumeNeeded) {
PrimaryDataStoreInfo primaryStore = (PrimaryDataStoreInfo)volumeOnPrimaryStorage.getDataStore();
if (primaryStore.isLocal()) {
throw new CloudRuntimeException("Failed to attach local data volume " + volume.getName() + " to VM " + vm.getDisplayName() +
" as migration of local data volume is not allowed");
}
StoragePoolVO vmRootVolumePool = _storagePoolDao.findById(rootVolumeOfVm.getPoolId());
try {
volumeOnPrimaryStorage = _volumeMgr.moveVolume(volumeOnPrimaryStorage, vmRootVolumePool.getDataCenterId(), vmRootVolumePool.getPodId(),
vmRootVolumePool.getClusterId(), dataDiskHyperType);
} catch (ConcurrentOperationException e) {
s_logger.debug("move volume failed", e);
throw new CloudRuntimeException("move volume failed", e);
}
}
AsyncJobExecutionContext asyncExecutionContext = AsyncJobExecutionContext.getCurrentExecutionContext();
if (asyncExecutionContext != null) {
AsyncJob job = asyncExecutionContext.getJob();
if (s_logger.isInfoEnabled()) {
s_logger.info("Trying to attaching volume " + volumeId + " to vm instance:" + vm.getId() + ", update async job-" + job.getId() + " progress status");
}
_asyncMgr.updateAsyncJobAttachment(job.getId(), "volume", volumeId);
_asyncMgr.updateAsyncJobStatus(job.getId(), BaseCmd.PROGRESS_INSTANCE_CREATED, Long.toString(volumeId));
}
VolumeVO newVol = _volumeDao.findById(volumeOnPrimaryStorage.getId());
newVol = sendAttachVolumeCommand(vm, newVol, deviceId);
return newVol;
}
@Override
public Volume updateVolume(UpdateVolumeCmd cmd) {
Long volumeId = cmd.getId();
String path = cmd.getPath();
if (path == null) {
throw new InvalidParameterValueException("Failed to update the volume as path was null");
}
VolumeVO volume = ApiDBUtils.findVolumeById(volumeId);
volume.setPath(path);
_volumeDao.update(volumeId, volume);
return volume;
}
@Override
@ActionEvent(eventType = EventTypes.EVENT_VOLUME_DETACH, eventDescription = "detaching volume", async = true)
public Volume detachVolumeFromVM(DetachVolumeCmd cmmd) {
Account caller = CallContext.current().getCallingAccount();
if ((cmmd.getId() == null && cmmd.getDeviceId() == null && cmmd.getVirtualMachineId() == null) ||
(cmmd.getId() != null && (cmmd.getDeviceId() != null || cmmd.getVirtualMachineId() != null)) ||
(cmmd.getId() == null && (cmmd.getDeviceId() == null || cmmd.getVirtualMachineId() == null))) {
throw new InvalidParameterValueException("Please provide either a volume id, or a tuple(device id, instance id)");
}
Long volumeId = cmmd.getId();
VolumeVO volume = null;
if (volumeId != null) {
volume = _volsDao.findById(volumeId);
} else {
volume = _volsDao.findByInstanceAndDeviceId(cmmd.getVirtualMachineId(), cmmd.getDeviceId()).get(0);
}
Long vmId = null;
if (cmmd.getVirtualMachineId() == null) {
vmId = volume.getInstanceId();
} else {
vmId = cmmd.getVirtualMachineId();
}
// Check that the volume ID is valid
if (volume == null) {
throw new InvalidParameterValueException("Unable to find volume with ID: " + volumeId);
}
// Permissions check
_accountMgr.checkAccess(caller, null, true, volume);
// Check that the volume is a data volume
if (volume.getVolumeType() != Volume.Type.DATADISK) {
throw new InvalidParameterValueException("Please specify a data volume.");
}
// Check that the volume is currently attached to a VM
if (vmId == null) {
throw new InvalidParameterValueException("The specified volume is not attached to a VM.");
}
// Check that the VM is in the correct state
UserVmVO vm = _userVmDao.findById(vmId);
if (vm.getState() != State.Running && vm.getState() != State.Stopped && vm.getState() != State.Destroyed) {
throw new InvalidParameterValueException("Please specify a VM that is either running or stopped.");
}
AsyncJobExecutionContext asyncExecutionContext = AsyncJobExecutionContext.getCurrentExecutionContext();
if (asyncExecutionContext != null) {
AsyncJob job = asyncExecutionContext.getJob();
if (s_logger.isInfoEnabled()) {
s_logger.info("Trying to attaching volume " + volumeId + "to vm instance:" + vm.getId() + ", update async job-" + job.getId() + " progress status");
}
_asyncMgr.updateAsyncJobAttachment(job.getId(), "volume", volumeId);
_asyncMgr.updateAsyncJobStatus(job.getId(), BaseCmd.PROGRESS_INSTANCE_CREATED, volumeId.toString());
}
String errorMsg = "Failed to detach volume: " + volume.getName() + " from VM: " + vm.getHostName();
boolean sendCommand = (vm.getState() == State.Running);
Answer answer = null;
if (sendCommand) {
StoragePoolVO volumePool = _storagePoolDao.findById(volume.getPoolId());
DataTO volTO = volFactory.getVolume(volume.getId()).getTO();
DiskTO disk = new DiskTO(volTO, volume.getDeviceId(), null, volume.getVolumeType());
DettachCommand cmd = new DettachCommand(disk, vm.getInstanceName());
cmd.setManaged(volumePool.isManaged());
cmd.setStorageHost(volumePool.getHostAddress());
cmd.setStoragePort(volumePool.getPort());
cmd.set_iScsiName(volume.get_iScsiName());
try {
answer = _agentMgr.send(vm.getHostId(), cmd);
} catch (Exception e) {
throw new CloudRuntimeException(errorMsg + " due to: " + e.getMessage());
}
}
if (!sendCommand || (answer != null && answer.getResult())) {
// Mark the volume as detached
_volsDao.detachVolume(volume.getId());
return _volsDao.findById(volumeId);
} else {
if (answer != null) {
String details = answer.getDetails();
if (details != null && !details.isEmpty()) {
errorMsg += "; " + details;
}
}
throw new CloudRuntimeException(errorMsg);
}
}
@DB
@Override
public Volume migrateVolume(MigrateVolumeCmd cmd) {
Long volumeId = cmd.getVolumeId();
Long storagePoolId = cmd.getStoragePoolId();
VolumeVO vol = _volsDao.findById(volumeId);
if (vol == null) {
throw new InvalidParameterValueException("Failed to find the volume id: " + volumeId);
}
if (vol.getState() != Volume.State.Ready) {
throw new InvalidParameterValueException("Volume must be in ready state");
}
boolean liveMigrateVolume = false;
Long instanceId = vol.getInstanceId();
VMInstanceVO vm = null;
if (instanceId != null) {
vm = _vmInstanceDao.findById(instanceId);
}
if (vm != null && vm.getState() == State.Running) {
// Check if the underlying hypervisor supports storage motion.
Long hostId = vm.getHostId();
if (hostId != null) {
HostVO host = _hostDao.findById(hostId);
HypervisorCapabilitiesVO capabilities = null;
if (host != null) {
capabilities = _hypervisorCapabilitiesDao.findByHypervisorTypeAndVersion(host.getHypervisorType(), host.getHypervisorVersion());
}
if (capabilities != null) {
liveMigrateVolume = capabilities.isStorageMotionSupported();
}
}
}
// If the disk is not attached to any VM then it can be moved. Otherwise, it needs to be attached to a vm
// running on a hypervisor that supports storage motion so that it be be migrated.
if (instanceId != null && !liveMigrateVolume) {
throw new InvalidParameterValueException("Volume needs to be detached from VM");
}
if (liveMigrateVolume && !cmd.isLiveMigrate()) {
throw new InvalidParameterValueException("The volume " + vol + "is attached to a vm and for migrating it " + "the parameter livemigrate should be specified");
}
StoragePool destPool = (StoragePool)dataStoreMgr.getDataStore(storagePoolId, DataStoreRole.Primary);
if (destPool == null) {
throw new InvalidParameterValueException("Failed to find the destination storage pool: " + storagePoolId);
}
if (!_volumeMgr.volumeOnSharedStoragePool(vol)) {
throw new InvalidParameterValueException("Migration of volume from local storage pool is not supported");
}
Volume newVol = null;
if (liveMigrateVolume) {
newVol = liveMigrateVolume(vol, destPool);
} else {
newVol = _volumeMgr.migrateVolume(vol, destPool);
}
return newVol;
}
@DB
protected Volume liveMigrateVolume(Volume volume, StoragePool destPool) {
VolumeInfo vol = volFactory.getVolume(volume.getId());
AsyncCallFuture<VolumeApiResult> future = volService.migrateVolume(vol, (DataStore)destPool);
try {
VolumeApiResult result = future.get();
if (result.isFailed()) {
s_logger.debug("migrate volume failed:" + result.getResult());
return null;
}
return result.getVolume();
} catch (InterruptedException e) {
s_logger.debug("migrate volume failed", e);
return null;
} catch (ExecutionException e) {
s_logger.debug("migrate volume failed", e);
return null;
}
}
@Override
public Snapshot takeSnapshot(Long volumeId, Long policyId, Long snapshotId, Account account) throws ResourceAllocationException {
VolumeInfo volume = volFactory.getVolume(volumeId);
if (volume == null) {
throw new InvalidParameterValueException("Creating snapshot failed due to volume:" + volumeId + " doesn't exist");
}
if (volume.getState() != Volume.State.Ready) {
throw new InvalidParameterValueException("VolumeId: " + volumeId + " is not in " + Volume.State.Ready + " state but " + volume.getState() + ". Cannot take snapshot.");
}
CreateSnapshotPayload payload = new CreateSnapshotPayload();
payload.setSnapshotId(snapshotId);
payload.setSnapshotPolicyId(policyId);
payload.setAccount(account);
volume.addPayload(payload);
return volService.takeSnapshot(volume);
}
@Override
public Snapshot allocSnapshot(Long volumeId, Long policyId) throws ResourceAllocationException {
Account caller = CallContext.current().getCallingAccount();
VolumeInfo volume = volFactory.getVolume(volumeId);
if (volume == null) {
throw new InvalidParameterValueException("Creating snapshot failed due to volume:" + volumeId + " doesn't exist");
}
DataCenter zone = _dcDao.findById(volume.getDataCenterId());
if (zone == null) {
throw new InvalidParameterValueException("Can't find zone by id " + volume.getDataCenterId());
}
if (Grouping.AllocationState.Disabled == zone.getAllocationState() && !_accountMgr.isRootAdmin(caller.getType())) {
throw new PermissionDeniedException("Cannot perform this operation, Zone is currently disabled: " + zone.getName());
}
if (volume.getState() != Volume.State.Ready) {
throw new InvalidParameterValueException("VolumeId: " + volumeId + " is not in " + Volume.State.Ready + " state but " + volume.getState() + ". Cannot take snapshot.");
}
if (volume.getTemplateId() != null) {
VMTemplateVO template = _templateDao.findById(volume.getTemplateId());
if (template != null && template.getTemplateType() == Storage.TemplateType.SYSTEM) {
throw new InvalidParameterValueException("VolumeId: " + volumeId + " is for System VM , Creating snapshot against System VM volumes is not supported");
}
}
StoragePool storagePool = (StoragePool)volume.getDataStore();
if (storagePool == null) {
throw new InvalidParameterValueException("VolumeId: " + volumeId + " please attach this volume to a VM before create snapshot for it");
}
return snapshotMgr.allocSnapshot(volumeId, policyId);
}
@Override
@ActionEvent(eventType = EventTypes.EVENT_VOLUME_EXTRACT, eventDescription = "extracting volume", async = true)
public String extractVolume(ExtractVolumeCmd cmd) {
Long volumeId = cmd.getId();
Long zoneId = cmd.getZoneId();
String mode = cmd.getMode();
Account account = CallContext.current().getCallingAccount();
if (!_accountMgr.isRootAdmin(account.getType()) && ApiDBUtils.isExtractionDisabled()) {
throw new PermissionDeniedException("Extraction has been disabled by admin");
}
VolumeVO volume = _volumeDao.findById(volumeId);
if (volume == null) {
InvalidParameterValueException ex = new InvalidParameterValueException("Unable to find volume with specified volumeId");
ex.addProxyObject(volumeId.toString(), "volumeId");
throw ex;
}
// perform permission check
_accountMgr.checkAccess(account, null, true, volume);
if (_dcDao.findById(zoneId) == null) {
throw new InvalidParameterValueException("Please specify a valid zone.");
}
if (volume.getPoolId() == null) {
throw new InvalidParameterValueException("The volume doesnt belong to a storage pool so cant extract it");
}
// Extract activity only for detached volumes or for volumes whose
// instance is stopped
if (volume.getInstanceId() != null && ApiDBUtils.findVMInstanceById(volume.getInstanceId()).getState() != State.Stopped) {
s_logger.debug("Invalid state of the volume with ID: " + volumeId + ". It should be either detached or the VM should be in stopped state.");
PermissionDeniedException ex = new PermissionDeniedException(
"Invalid state of the volume with specified ID. It should be either detached or the VM should be in stopped state.");
ex.addProxyObject(volume.getUuid(), "volumeId");
throw ex;
}
if (volume.getVolumeType() != Volume.Type.DATADISK) {
// Datadisk dont have any template dependence.
VMTemplateVO template = ApiDBUtils.findTemplateById(volume.getTemplateId());
if (template != null) { // For ISO based volumes template = null and
// we allow extraction of all ISO based
// volumes
boolean isExtractable = template.isExtractable() && template.getTemplateType() != Storage.TemplateType.SYSTEM;
if (!isExtractable && account != null && account.getType() != Account.ACCOUNT_TYPE_ADMIN) {
// Global admins are always allowed to extract
PermissionDeniedException ex = new PermissionDeniedException("The volume with specified volumeId is not allowed to be extracted");
ex.addProxyObject(volume.getUuid(), "volumeId");
throw ex;
}
}
}
Upload.Mode extractMode;
if (mode == null || (!mode.equals(Upload.Mode.FTP_UPLOAD.toString()) && !mode.equals(Upload.Mode.HTTP_DOWNLOAD.toString()))) {
throw new InvalidParameterValueException("Please specify a valid extract Mode ");
} else {
extractMode = mode.equals(Upload.Mode.FTP_UPLOAD.toString()) ? Upload.Mode.FTP_UPLOAD : Upload.Mode.HTTP_DOWNLOAD;
}
// Check if the url already exists
VolumeDataStoreVO volumeStoreRef = _volumeStoreDao.findByVolume(volumeId);
if (volumeStoreRef != null && volumeStoreRef.getExtractUrl() != null) {
return volumeStoreRef.getExtractUrl();
}
// Clean up code to remove all those previous uploadVO and uploadMonitor code. Previous code is trying to fake an async operation purely in
// db table with uploadVO and async_job entry, but internal implementation is actually synchronous.
StoragePool srcPool = (StoragePool)dataStoreMgr.getPrimaryDataStore(volume.getPoolId());
ImageStoreEntity secStore = (ImageStoreEntity)dataStoreMgr.getImageStore(zoneId);
String secondaryStorageURL = secStore.getUri();
String value = _configDao.getValue(Config.CopyVolumeWait.toString());
int copyvolumewait = NumbersUtil.parseInt(value, Integer.parseInt(Config.CopyVolumeWait.getDefaultValue()));
// Copy volume from primary to secondary storage
VolumeInfo srcVol = volFactory.getVolume(volume.getId());
AsyncCallFuture<VolumeApiResult> cvAnswer = volService.copyVolume(srcVol, secStore);
// Check if you got a valid answer.
VolumeApiResult cvResult = null;
try {
cvResult = cvAnswer.get();
} catch (InterruptedException e1) {
s_logger.debug("failed copy volume", e1);
throw new CloudRuntimeException("Failed to copy volume", e1);
} catch (ExecutionException e1) {
s_logger.debug("failed copy volume", e1);
throw new CloudRuntimeException("Failed to copy volume", e1);
}
if (cvResult == null || cvResult.isFailed()) {
String errorString = "Failed to copy the volume from the source primary storage pool to secondary storage.";
throw new CloudRuntimeException(errorString);
}
VolumeInfo vol = cvResult.getVolume();
String extractUrl = secStore.createEntityExtractUrl(vol.getPath(), vol.getFormat(), vol);
volumeStoreRef = _volumeStoreDao.findByVolume(volumeId);
volumeStoreRef.setExtractUrl(extractUrl);
_volumeStoreDao.update(volumeStoreRef.getId(), volumeStoreRef);
return extractUrl;
}
private String getFormatForPool(StoragePool pool) {
ClusterVO cluster = ApiDBUtils.findClusterById(pool.getClusterId());
if (cluster.getHypervisorType() == HypervisorType.XenServer) {
return "vhd";
} else if (cluster.getHypervisorType() == HypervisorType.KVM) {
return "qcow2";
} else if (cluster.getHypervisorType() == HypervisorType.VMware) {
return "ova";
} else if (cluster.getHypervisorType() == HypervisorType.Ovm) {
return "raw";
} else {
return null;
}
}
private boolean needMoveVolume(VolumeVO rootVolumeOfVm, VolumeInfo volume) {
if (rootVolumeOfVm.getPoolId() == null || volume.getPoolId() == null) {
return false;
}
DataStore storeForRootVol = dataStoreMgr.getPrimaryDataStore(rootVolumeOfVm.getPoolId());
DataStore storeForDataVol = dataStoreMgr.getPrimaryDataStore(volume.getPoolId());
Scope storeForRootStoreScope = storeForRootVol.getScope();
if (storeForRootStoreScope == null) {
throw new CloudRuntimeException("Can't get scope of data store: " + storeForRootVol.getId());
}
Scope storeForDataStoreScope = storeForDataVol.getScope();
if (storeForDataStoreScope == null) {
throw new CloudRuntimeException("Can't get scope of data store: " + storeForDataVol.getId());
}
if (storeForDataStoreScope.getScopeType() == ScopeType.ZONE) {
return false;
}
if (storeForRootStoreScope.getScopeType() != storeForDataStoreScope.getScopeType()) {
if (storeForDataStoreScope.getScopeType() == ScopeType.CLUSTER && storeForRootStoreScope.getScopeType() == ScopeType.HOST) {
HostScope hs = (HostScope)storeForRootStoreScope;
if (storeForDataStoreScope.getScopeId().equals(hs.getClusterId())) {
return false;
}
}
if (storeForRootStoreScope.getScopeType() == ScopeType.CLUSTER && storeForDataStoreScope.getScopeType() == ScopeType.HOST) {
HostScope hs = (HostScope)storeForDataStoreScope;
if (storeForRootStoreScope.getScopeId().equals(hs.getClusterId())) {
return false;
}
}
throw new CloudRuntimeException("Can't move volume between scope: " + storeForDataStoreScope.getScopeType() + " and " + storeForRootStoreScope.getScopeType());
}
return !storeForRootStoreScope.isSameScope(storeForDataStoreScope);
}
private VolumeVO sendAttachVolumeCommand(UserVmVO vm, VolumeVO volumeToAttach, Long deviceId) {
String errorMsg = "Failed to attach volume: " + volumeToAttach.getName() + " to VM: " + vm.getHostName();
boolean sendCommand = (vm.getState() == State.Running);
AttachAnswer answer = null;
Long hostId = vm.getHostId();
if (hostId == null) {
hostId = vm.getLastHostId();
HostVO host = _hostDao.findById(hostId);
if (host != null && host.getHypervisorType() == HypervisorType.VMware) {
sendCommand = true;
}
}
StoragePoolVO volumeToAttachStoragePool = null;
if (sendCommand) {
volumeToAttachStoragePool = _storagePoolDao.findById(volumeToAttach.getPoolId());
long storagePoolId = volumeToAttachStoragePool.getId();
DataTO volTO = volFactory.getVolume(volumeToAttach.getId()).getTO();
DiskTO disk = new DiskTO(volTO, deviceId, null, volumeToAttach.getVolumeType());
AttachCommand cmd = new AttachCommand(disk, vm.getInstanceName());
cmd.setManaged(volumeToAttachStoragePool.isManaged());
cmd.setStorageHost(volumeToAttachStoragePool.getHostAddress());
cmd.setStoragePort(volumeToAttachStoragePool.getPort());
cmd.set_iScsiName(volumeToAttach.get_iScsiName());
VolumeInfo volumeInfo = volFactory.getVolume(volumeToAttach.getId());
DataStore dataStore = dataStoreMgr.getDataStore(storagePoolId, DataStoreRole.Primary);
ChapInfo chapInfo = volService.getChapInfo(volumeInfo, dataStore);
if (chapInfo != null) {
cmd.setChapInitiatorUsername(chapInfo.getInitiatorUsername());
cmd.setChapInitiatorPassword(chapInfo.getInitiatorSecret());
cmd.setChapTargetUsername(chapInfo.getTargetUsername());
cmd.setChapTargetPassword(chapInfo.getTargetSecret());
}
try {
answer = (AttachAnswer)_agentMgr.send(hostId, cmd);
} catch (Exception e) {
throw new CloudRuntimeException(errorMsg + " due to: " + e.getMessage());
}
}
if (!sendCommand || (answer != null && answer.getResult())) {
// Mark the volume as attached
if (sendCommand) {
DiskTO disk = answer.getDisk();
_volsDao.attachVolume(volumeToAttach.getId(), vm.getId(), disk.getDiskSeq());
volumeToAttach = _volsDao.findById(volumeToAttach.getId());
if (volumeToAttachStoragePool.isManaged() && volumeToAttach.getPath() == null) {
volumeToAttach.setPath(answer.getDisk().getVdiUuid());
_volsDao.update(volumeToAttach.getId(), volumeToAttach);
}
} else {
_volsDao.attachVolume(volumeToAttach.getId(), vm.getId(), deviceId);
}
// insert record for disk I/O statistics
VmDiskStatisticsVO diskstats = _vmDiskStatsDao.findBy(vm.getAccountId(), vm.getDataCenterId(), vm.getId(), volumeToAttach.getId());
if (diskstats == null) {
diskstats = new VmDiskStatisticsVO(vm.getAccountId(), vm.getDataCenterId(), vm.getId(), volumeToAttach.getId());
_vmDiskStatsDao.persist(diskstats);
}
return _volsDao.findById(volumeToAttach.getId());
} else {
if (answer != null) {
String details = answer.getDetails();
if (details != null && !details.isEmpty()) {
errorMsg += "; " + details;
}
}
throw new CloudRuntimeException(errorMsg);
}
}
private int getMaxDataVolumesSupported(UserVmVO vm) {
Long hostId = vm.getHostId();
if (hostId == null) {
hostId = vm.getLastHostId();
}
HostVO host = _hostDao.findById(hostId);
Integer maxDataVolumesSupported = null;
if (host != null) {
_hostDao.loadDetails(host);
maxDataVolumesSupported = _hypervisorCapabilitiesDao.getMaxDataVolumesLimit(host.getHypervisorType(), host.getDetail("product_version"));
}
if (maxDataVolumesSupported == null) {
maxDataVolumesSupported = 6; // 6 data disks by default if nothing
// is specified in
// 'hypervisor_capabilities' table
}
return maxDataVolumesSupported.intValue();
}
private Long getDeviceId(long vmId, Long deviceId) {
// allocate deviceId
List<VolumeVO> vols = _volsDao.findByInstance(vmId);
if (deviceId != null) {
if (deviceId.longValue() > 15 || deviceId.longValue() == 0 || deviceId.longValue() == 3) {
throw new RuntimeException("deviceId should be 1,2,4-15");
}
for (VolumeVO vol : vols) {
if (vol.getDeviceId().equals(deviceId)) {
throw new RuntimeException("deviceId " + deviceId + " is used by vm" + vmId);
}
}
} else {
// allocate deviceId here
List<String> devIds = new ArrayList<String>();
for (int i = 1; i < 15; i++) {
devIds.add(String.valueOf(i));
}
devIds.remove("3");
for (VolumeVO vol : vols) {
devIds.remove(vol.getDeviceId().toString().trim());
}
deviceId = Long.parseLong(devIds.iterator().next());
}
return deviceId;
}
@Override
public boolean configure(String name, Map<String, Object> params) {
String _customDiskOfferingMinSizeStr = _configDao.getValue(Config.CustomDiskOfferingMinSize.toString());
_customDiskOfferingMinSize = NumbersUtil.parseInt(_customDiskOfferingMinSizeStr, Integer.parseInt(Config.CustomDiskOfferingMinSize.getDefaultValue()));
return true;
}
}
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