protected List<VmTemplate> filterNotBaseTemplates(List<VmTemplate> templates) {
List<VmTemplate> baseTemplates = new ArrayList<VmTemplate>();
for (VmTemplate template : templates) {
if (template.getId().equals(template.getBaseTemplateId())) {
baseTemplates.add(template);
baseTemplateToSubTemplates.put(template.getId(), new ArrayList<VmTemplate>());
}
}
for (VmTemplate template : templates) {
Guid baseTemplateId = template.getBaseTemplateId();
if (baseTemplateToSubTemplates.containsKey(baseTemplateId)) {
baseTemplateToSubTemplates.get(baseTemplateId).add(template);
}
}
for (List<VmTemplate> subversions : baseTemplateToSubTemplates.values()) {
Collections.sort(
subversions,
new Comparator<VmTemplate>() {
@Override
public int compare(VmTemplate o1, VmTemplate o2) {
return o2.getTemplateVersionNumber() - o1.getTemplateVersionNumber();
}
});
}
for (List<VmTemplate> subversions : baseTemplateToSubTemplates.values()) {
subversions.add(0, createLatestTemplate(subversions.get(0)));
}
return baseTemplates;
}
@Override
protected void init() {
// skipped if participating in compensation flow
if (getParameters() == null) {
return;
}
Guid templateIdToUse = getParameters().getVmStaticData().getVmtGuid();
// if set to use latest version, get it from db and use it as template
if (getParameters().getVmStaticData().isUseLatestVersion()) {
VmTemplate latest = getVmTemplateDao().getTemplateWithLatestVersionInChain(templateIdToUse);
if (latest != null) {
// if not using original template, need to override storage mappings
// as it may have different set of disks
if (!templateIdToUse.equals(latest.getId())) {
getParameters().setDiskInfoDestinationMap(null);
}
setVmTemplate(latest);
templateIdToUse = latest.getId();
getParameters().getVmStaticData().setVmtGuid(templateIdToUse);
}
}
setVmTemplateId(templateIdToUse);
initTemplate();
ensureDestinationImageMap();
nameForVmInPoolGenerator = new NameForVmInPoolGenerator(getParameters().getVmPool().getName());
}
private String createSubTemplateLockMessage(VmTemplate template) {
return String.format(
"%s$templateName %s$templateId %s",
EngineMessage.ACTION_TYPE_FAILED_TEMPLATE_IS_BEING_SET_AS_BASE_TEMPLATE,
template.getName(),
template.getId());
}
protected void baseTemplateSelectedItemChanged() {
VmTemplate baseTemplate = getModel().getBaseTemplate().getSelectedItem();
if (baseTemplate != null) {
List<VmTemplate> subVersions = baseTemplateToSubTemplates.get(baseTemplate.getId());
getModel().getTemplate().setItems(new ArrayList<VmTemplate>(subVersions));
// it's safe because in index 0 there's the latest version and
// in index 1 the base version or the last custom version
getModel().getTemplate().setSelectedItem(subVersions.get(1));
}
}
@Override
protected void readGeneralData(XmlNode content) {
// General Vm
XmlNode node = content.SelectSingleNode(OvfProperties.NAME);
if (node != null) {
_vmTemplate.setName(node.innerText);
name = _vmTemplate.getName();
}
node = content.SelectSingleNode(OvfProperties.TEMPLATE_ID);
if (node != null) {
if (StringUtils.isNotEmpty(node.innerText)) {
_vmTemplate.setId(new Guid(node.innerText));
}
}
node = content.SelectSingleNode(OvfProperties.IS_DISABLED);
if (node != null) {
_vmTemplate.setDisabled(Boolean.parseBoolean(node.innerText));
}
node = content.SelectSingleNode(OvfProperties.TRUSTED_SERVICE);
if (node != null) {
_vmTemplate.setTrustedService(Boolean.parseBoolean(node.innerText));
}
node = content.SelectSingleNode(OvfProperties.TEMPLATE_TYPE);
if (node != null) {
_vmTemplate.setTemplateType(VmEntityType.valueOf(node.innerText));
}
node = content.SelectSingleNode(OvfProperties.BASE_TEMPLATE_ID);
if (node != null) {
_vmTemplate.setBaseTemplateId(Guid.createGuidFromString(node.innerText));
} else {
// in case base template is missing, we assume it is a base template
_vmTemplate.setBaseTemplateId(_vmTemplate.getId());
}
node = content.SelectSingleNode(OvfProperties.TEMPLATE_VERSION_NUMBER);
if (node != null) {
_vmTemplate.setTemplateVersionNumber(Integer.parseInt(node.innerText));
}
node = content.SelectSingleNode(OvfProperties.TEMPLATE_VERSION_NAME);
if (node != null) {
_vmTemplate.setTemplateVersionName(node.innerText);
}
node = content.SelectSingleNode("AutoStartup");
if (node != null) {
_vmTemplate.setAutoStartup(Boolean.parseBoolean(node.innerText));
}
}
/**
* It locks direct sub-template of deleted template if it exits.
*
* @return true if locking was successful or there is no direct sub-template, false otherwise
*/
private boolean tryLockSubVersionIfExists() {
final List<VmTemplate> templateSubVersions =
getVmTemplateDao().getTemplateVersionsForBaseTemplate(getVmTemplateId());
if (templateSubVersions.isEmpty()) {
return true;
}
baseTemplateSuccessor =
templateSubVersions
.stream()
.min(Comparator.comparing(VmTemplate::getTemplateVersionNumber))
.get();
if (!acquireBaseTemplateSuccessorLock()) {
return false;
}
if (getVmTemplateDao().get(baseTemplateSuccessor.getId()) == null) {
return failCanDoAction(
EngineMessage.ACTION_TYPE_FAILED_SUBVERSION_BEING_CONCURRENTLY_REMOVED,
String.format("$subVersionId %s", baseTemplateSuccessor.getId().toString()));
}
return true;
}
private String createSearchPattern(Collection<VmTemplate> templates) {
String vmt_guidKey = "_VMT_ID ="; // $NON-NLS-1$
String orKey = " or "; // $NON-NLS-1$
StringBuilder searchPattern = new StringBuilder();
searchPattern.append("Template: "); // $NON-NLS-1$
for (VmTemplate template : templates) {
searchPattern.append(vmt_guidKey);
searchPattern.append(template.getId().toString());
searchPattern.append(orKey);
}
return searchPattern.substring(0, searchPattern.length() - orKey.length());
}
public void initDisks() {
VmTemplate template = getModel().getTemplate().getSelectedItem();
AsyncDataProvider.getInstance()
.getTemplateDiskList(
new AsyncQuery(
getModel(),
new INewAsyncCallback() {
@Override
public void onSuccess(Object target, Object returnValue) {
UnitVmModel model = (UnitVmModel) target;
ArrayList<DiskImage> disks = (ArrayList<DiskImage>) returnValue;
Collections.sort(disks, new Linq.DiskByAliasComparer());
ArrayList<DiskModel> list = new ArrayList<DiskModel>();
for (Disk disk : disks) {
DiskModel diskModel = new DiskModel();
diskModel.getAlias().setEntity(disk.getDiskAlias());
if (disk.getDiskStorageType() == DiskStorageType.IMAGE) {
DiskImage diskImage = (DiskImage) disk;
EntityModel tempVar = new EntityModel();
tempVar.setEntity(diskImage.getSizeInGigabytes());
diskModel.setSize(tempVar);
ListModel tempVar2 = new ListModel();
tempVar2.setItems(
(diskImage.getVolumeType() == VolumeType.Preallocated
? new ArrayList<VolumeType>(
Arrays.asList(new VolumeType[] {VolumeType.Preallocated}))
: AsyncDataProvider.getInstance().getVolumeTypeList()));
tempVar2.setSelectedItem(diskImage.getVolumeType());
diskModel.setVolumeType(tempVar2);
diskModel.getVolumeType().setIsAvailable(false);
}
diskModel.setDisk(disk);
list.add(diskModel);
}
model.setDisks(list);
updateIsDisksAvailable();
initStorageDomains();
}
},
getModel().getHash()),
template.getId());
}
public void initStorageDomains() {
if (getModel().getDisks() == null) {
return;
}
VmTemplate template = getModel().getTemplate().getSelectedItem();
if (template != null && !template.getId().equals(Guid.Empty)) {
postInitStorageDomains();
} else {
getModel().getStorageDomain().setItems(new ArrayList<StorageDomain>());
getModel().getStorageDomain().setSelectedItem(null);
getModel().getStorageDomain().setIsChangable(false);
}
}
public ValidationResult clusterNetworkNotUsedByTemplates() {
List<VmTemplate> templatesUsingNetwork = new ArrayList<>();
for (VmTemplate template :
getVmTemplateDao().getAllForVdsGroup(networkCluster.getClusterId())) {
for (VmNetworkInterface nic :
getVmNetworkInterfaceDao().getAllForTemplate(template.getId())) {
if (network.getName().equals(nic.getNetworkName())) {
templatesUsingNetwork.add(template);
}
}
}
return networkNotUsed(
templatesUsingNetwork,
EngineMessage.VAR__ENTITIES__VM_TEMPLATES,
EngineMessage.VAR__ENTITIES__VM_TEMPLATE);
}
/**
* To prevent concurrent deletion.
*
* @return first: true ~ successfully locked, false otherwise; second: fail reasons in form
* suitable for canDoActionMessages
*/
private boolean acquireBaseTemplateSuccessorLock() {
final Map<String, Pair<String, String>> lockSharedMap =
Collections.singletonMap(
baseTemplateSuccessor.getId().toString(),
LockMessagesMatchUtil.makeLockingPair(
LockingGroup.TEMPLATE, createSubTemplateLockMessage(baseTemplateSuccessor)));
baseTemplateSuccessorLock = new EngineLock(null, lockSharedMap);
final Pair<Boolean, Set<String>> isLockedAndFailReason =
getLockManager().acquireLock(baseTemplateSuccessorLock);
if (isLockedAndFailReason.getFirst()) {
return true;
}
baseTemplateSuccessorLock = null;
getReturnValue()
.getCanDoActionMessages()
.addAll(extractVariableDeclarations(isLockedAndFailReason.getSecond()));
return false;
}
@Override
public boolean Match(VmTemplate source) {
return source.getId().equals(id);
}
public static boolean isVmTemplateImagesReady(
VmTemplate vmTemplate,
Guid storageDomainId,
List<String> reasons,
boolean checkImagesExists,
boolean checkLocked,
boolean checkIllegal,
boolean checkStorageDomain,
List<DiskImage> providedVmtImages) {
boolean returnValue = true;
List<DiskImage> vmtImages = providedVmtImages;
if (checkStorageDomain) {
StorageDomainValidator storageDomainValidator =
new StorageDomainValidator(
DbFacade.getInstance()
.getStorageDomainDao()
.getForStoragePool(storageDomainId, vmTemplate.getStoragePoolId()));
ValidationResult res = storageDomainValidator.isDomainExistAndActive();
returnValue = res.isValid();
if (!returnValue) {
reasons.add(res.getMessage().toString());
reasons.addAll(res.getVariableReplacements());
}
}
if (returnValue && checkImagesExists) {
if (vmtImages == null) {
vmtImages =
ImagesHandler.filterImageDisks(
DbFacade.getInstance().getDiskDao().getAllForVm(vmTemplate.getId()),
false,
false,
true);
}
if (vmtImages.size() > 0
&& !ImagesHandler.isImagesExists(vmtImages, vmtImages.get(0).getStoragePoolId())) {
reasons.add(EngineMessage.TEMPLATE_IMAGE_NOT_EXIST.toString());
returnValue = false;
}
}
if (returnValue && checkLocked) {
if (vmTemplate.getStatus() == VmTemplateStatus.Locked) {
returnValue = false;
} else {
if (vmtImages != null) {
for (DiskImage image : vmtImages) {
if (image.getImageStatus() == ImageStatus.LOCKED) {
returnValue = false;
break;
}
}
}
}
if (!returnValue) {
reasons.add(EngineMessage.VM_TEMPLATE_IMAGE_IS_LOCKED.toString());
}
}
if (returnValue && checkIllegal && (vmTemplate.getStatus() == VmTemplateStatus.Illegal)) {
returnValue = false;
reasons.add(EngineMessage.VM_TEMPLATE_IMAGE_IS_ILLEGAL.toString());
}
return returnValue;
}