@DB
public void handleDownloadEvent(HostVO host, VMTemplateVO template, Status dnldStatus) {
if ((dnldStatus == VMTemplateStorageResourceAssoc.Status.DOWNLOADED)
|| (dnldStatus == Status.ABANDONED)) {
VMTemplateHostVO vmTemplateHost = new VMTemplateHostVO(host.getId(), template.getId());
synchronized (_listenerMap) {
_listenerMap.remove(vmTemplateHost);
}
}
VMTemplateHostVO vmTemplateHost =
_vmTemplateHostDao.findByHostTemplate(host.getId(), template.getId());
Transaction txn = Transaction.currentTxn();
txn.start();
if (dnldStatus == Status.DOWNLOADED) {
long size = -1;
if (vmTemplateHost != null) {
size = vmTemplateHost.getPhysicalSize();
template.setSize(size);
this._templateDao.update(template.getId(), template);
} else {
s_logger.warn("Failed to get size for template" + template.getName());
}
String eventType = EventTypes.EVENT_TEMPLATE_CREATE;
if ((template.getFormat()).equals(ImageFormat.ISO)) {
eventType = EventTypes.EVENT_ISO_CREATE;
}
if (template.getAccountId() != Account.ACCOUNT_ID_SYSTEM) {
UsageEventUtils.publishUsageEvent(
eventType,
template.getAccountId(),
host.getDataCenterId(),
template.getId(),
template.getName(),
null,
template.getSourceTemplateId(),
size,
template.getClass().getName(),
template.getUuid());
}
}
txn.commit();
}
private void templateCreateUsage(VMTemplateVO template, long dcId) {
if (template.getAccountId() != Account.ACCOUNT_ID_SYSTEM) {
UsageEventVO usageEvent =
new UsageEventVO(
EventTypes.EVENT_TEMPLATE_CREATE,
template.getAccountId(),
dcId,
template.getId(),
template.getName(),
null,
template.getSourceTemplateId(),
0L);
_usageEventDao.persist(usageEvent);
}
}
private void checksumSync(long hostId) {
SearchCriteria<VMTemplateHostVO> sc = ReadyTemplateStatesSearch.create();
sc.setParameters(
"download_state", com.cloud.storage.VMTemplateStorageResourceAssoc.Status.DOWNLOADED);
sc.setParameters("host_id", hostId);
List<VMTemplateHostVO> templateHostRefList = _vmTemplateHostDao.search(sc, null);
s_logger.debug(
"Found "
+ templateHostRefList.size()
+ " templates with no checksum. Will ask for computation");
for (VMTemplateHostVO templateHostRef : templateHostRefList) {
s_logger.debug("Getting checksum for template - " + templateHostRef.getTemplateId());
String checksum = this.templateMgr.getChecksum(hostId, templateHostRef.getInstallPath());
VMTemplateVO template = _templateDao.findById(templateHostRef.getTemplateId());
s_logger.debug("Setting checksum " + checksum + " for template - " + template.getName());
template.setChecksum(checksum);
_templateDao.update(template.getId(), template);
}
}
@Override
@DB
public boolean delete(TemplateProfile profile) {
boolean success = true;
VMTemplateVO template = profile.getTemplate();
Long zoneId = profile.getZoneId();
Long templateId = template.getId();
String zoneName;
List<HostVO> secondaryStorageHosts;
if (!template.isCrossZones() && zoneId != null) {
DataCenterVO zone = _dcDao.findById(zoneId);
zoneName = zone.getName();
secondaryStorageHosts = _ssvmMgr.listSecondaryStorageHostsInOneZone(zoneId);
} else {
zoneName = "(all zones)";
secondaryStorageHosts = _ssvmMgr.listSecondaryStorageHostsInAllZones();
}
s_logger.debug(
"Attempting to mark template host refs for template: "
+ template.getName()
+ " as destroyed in zone: "
+ zoneName);
// Make sure the template is downloaded to all the necessary secondary storage hosts
for (HostVO secondaryStorageHost : secondaryStorageHosts) {
long hostId = secondaryStorageHost.getId();
List<VMTemplateHostVO> templateHostVOs = _tmpltHostDao.listByHostTemplate(hostId, templateId);
for (VMTemplateHostVO templateHostVO : templateHostVOs) {
if (templateHostVO.getDownloadState() == Status.DOWNLOAD_IN_PROGRESS) {
String errorMsg = "Please specify a template that is not currently being downloaded.";
s_logger.debug(
"Template: "
+ template.getName()
+ " is currently being downloaded to secondary storage host: "
+ secondaryStorageHost.getName()
+ "; cant' delete it.");
throw new CloudRuntimeException(errorMsg);
}
}
}
Account account = _accountDao.findByIdIncludingRemoved(template.getAccountId());
String eventType = "";
if (template.getFormat().equals(ImageFormat.ISO)) {
eventType = EventTypes.EVENT_ISO_DELETE;
} else {
eventType = EventTypes.EVENT_TEMPLATE_DELETE;
}
// Iterate through all necessary secondary storage hosts and mark the template on each host as
// destroyed
for (HostVO secondaryStorageHost : secondaryStorageHosts) {
long hostId = secondaryStorageHost.getId();
long sZoneId = secondaryStorageHost.getDataCenterId();
List<VMTemplateHostVO> templateHostVOs = _tmpltHostDao.listByHostTemplate(hostId, templateId);
for (VMTemplateHostVO templateHostVO : templateHostVOs) {
VMTemplateHostVO lock = _tmpltHostDao.acquireInLockTable(templateHostVO.getId());
try {
if (lock == null) {
s_logger.debug(
"Failed to acquire lock when deleting templateHostVO with ID: "
+ templateHostVO.getId());
success = false;
break;
}
UsageEventVO usageEvent =
new UsageEventVO(eventType, account.getId(), sZoneId, templateId, null);
_usageEventDao.persist(usageEvent);
templateHostVO.setDestroyed(true);
_tmpltHostDao.update(templateHostVO.getId(), templateHostVO);
String installPath = templateHostVO.getInstallPath();
if (installPath != null) {
Answer answer =
_agentMgr.sendToSecStorage(
secondaryStorageHost,
new DeleteTemplateCommand(secondaryStorageHost.getStorageUrl(), installPath));
if (answer == null || !answer.getResult()) {
s_logger.debug(
"Failed to delete "
+ templateHostVO
+ " due to "
+ ((answer == null) ? "answer is null" : answer.getDetails()));
} else {
_tmpltHostDao.remove(templateHostVO.getId());
s_logger.debug("Deleted template at: " + installPath);
}
} else {
_tmpltHostDao.remove(templateHostVO.getId());
}
VMTemplateZoneVO templateZone = _tmpltZoneDao.findByZoneTemplate(sZoneId, templateId);
if (templateZone != null) {
_tmpltZoneDao.remove(templateZone.getId());
}
} finally {
if (lock != null) {
_tmpltHostDao.releaseFromLockTable(lock.getId());
}
}
}
if (!success) {
break;
}
}
s_logger.debug(
"Successfully marked template host refs for template: "
+ template.getName()
+ " as destroyed in zone: "
+ zoneName);
// If there are no more non-destroyed template host entries for this template, delete it
if (success && (_tmpltHostDao.listByTemplateId(templateId).size() == 0)) {
long accountId = template.getAccountId();
VMTemplateVO lock = _tmpltDao.acquireInLockTable(templateId);
try {
if (lock == null) {
s_logger.debug("Failed to acquire lock when deleting template with ID: " + templateId);
success = false;
} else if (_tmpltDao.remove(templateId)) {
// Decrement the number of templates
_resourceLimitMgr.decrementResourceCount(accountId, ResourceType.template);
}
} finally {
if (lock != null) {
_tmpltDao.releaseFromLockTable(lock.getId());
}
}
s_logger.debug(
"Removed template: "
+ template.getName()
+ " because all of its template host refs were marked as destroyed.");
}
return success;
}
@Override
@DB
public boolean delete(TemplateProfile profile) {
VMTemplateVO template = profile.getTemplate();
Long templateId = template.getId();
boolean success = true;
String zoneName;
if (!template.isCrossZones() && profile.getZoneId() != null) {
zoneName = profile.getZoneId().toString();
} else {
zoneName = "all zones";
}
s_logger.debug(
"Attempting to mark template host refs for template: "
+ template.getName()
+ " as destroyed in zone: "
+ zoneName);
Account account = _accountDao.findByIdIncludingRemoved(template.getAccountId());
String eventType = EventTypes.EVENT_TEMPLATE_DELETE;
List<TemplateDataStoreVO> templateHostVOs = this._tmpltStoreDao.listByTemplate(templateId);
for (TemplateDataStoreVO vo : templateHostVOs) {
TemplateDataStoreVO lock = null;
try {
lock = _tmpltStoreDao.acquireInLockTable(vo.getId());
if (lock == null) {
s_logger.debug(
"Failed to acquire lock when deleting templateDataStoreVO with ID: " + vo.getId());
success = false;
break;
}
vo.setDestroyed(true);
_tmpltStoreDao.update(vo.getId(), vo);
} finally {
if (lock != null) {
_tmpltStoreDao.releaseFromLockTable(lock.getId());
}
}
}
if (profile.getZoneId() != null) {
UsageEventVO usageEvent =
new UsageEventVO(eventType, account.getId(), profile.getZoneId(), templateId, null);
_usageEventDao.persist(usageEvent);
} else {
List<DataCenterVO> dcs = _dcDao.listAllIncludingRemoved();
for (DataCenterVO dc : dcs) {
UsageEventVO usageEvent =
new UsageEventVO(eventType, account.getId(), dc.getId(), templateId, null);
_usageEventDao.persist(usageEvent);
}
}
VMTemplateZoneVO templateZone =
_tmpltZoneDao.findByZoneTemplate(profile.getZoneId(), templateId);
if (templateZone != null) {
_tmpltZoneDao.remove(templateZone.getId());
}
s_logger.debug(
"Successfully marked template host refs for template: "
+ template.getName()
+ " as destroyed in zone: "
+ zoneName);
// If there are no more non-destroyed template host entries for this template, delete it
if (success && (_tmpltStoreDao.listByTemplate(templateId).size() == 0)) {
long accountId = template.getAccountId();
VMTemplateVO lock = _tmpltDao.acquireInLockTable(templateId);
try {
if (lock == null) {
s_logger.debug("Failed to acquire lock when deleting template with ID: " + templateId);
success = false;
} else if (_tmpltDao.remove(templateId)) {
// Decrement the number of templates and total secondary storage space used by the
// account.
_resourceLimitMgr.decrementResourceCount(accountId, ResourceType.template);
_resourceLimitMgr.recalculateResourceCount(
accountId, template.getDomainId(), ResourceType.secondary_storage.getOrdinal());
}
} finally {
if (lock != null) {
_tmpltDao.releaseFromLockTable(lock.getId());
}
}
s_logger.debug(
"Removed template: "
+ template.getName()
+ " because all of its template host refs were marked as destroyed.");
}
return success;
}
public TemplateProfile prepare(
boolean isIso,
Long userId,
String name,
String displayText,
Integer bits,
Boolean passwordEnabled,
Boolean requiresHVM,
String url,
Boolean isPublic,
Boolean featured,
Boolean isExtractable,
String format,
Long guestOSId,
Long zoneId,
HypervisorType hypervisorType,
String chksum,
Boolean bootable,
String templateTag,
Account templateOwner,
Map details)
throws ResourceAllocationException {
// Long accountId = null;
// parameters verification
if (isPublic == null) {
isPublic = Boolean.FALSE;
}
if (zoneId.longValue() == -1) {
zoneId = null;
}
if (isIso) {
if (bootable == null) {
bootable = Boolean.TRUE;
}
GuestOS noneGuestOs = ApiDBUtils.findGuestOSByDisplayName(ApiConstants.ISO_GUEST_OS_NONE);
if ((guestOSId == null || guestOSId == noneGuestOs.getId()) && bootable == true) {
throw new InvalidParameterValueException("Please pass a valid GuestOS Id");
}
if (bootable == false) {
guestOSId = noneGuestOs.getId(); // Guest os id of None.
}
} else {
if (bits == null) {
bits = Integer.valueOf(64);
}
if (passwordEnabled == null) {
passwordEnabled = false;
}
if (requiresHVM == null) {
requiresHVM = true;
}
}
if (isExtractable == null) {
isExtractable = Boolean.FALSE;
}
boolean isAdmin =
_accountDao.findById(templateOwner.getId()).getType() == Account.ACCOUNT_TYPE_ADMIN;
if (!isAdmin && zoneId == null) {
throw new InvalidParameterValueException("Please specify a valid zone Id.");
}
if (url.toLowerCase().contains("file://")) {
throw new InvalidParameterValueException("File:// type urls are currently unsupported");
}
boolean allowPublicUserTemplates =
Boolean.parseBoolean(_configDao.getValue("allow.public.user.templates"));
if (!isAdmin && !allowPublicUserTemplates && isPublic) {
throw new InvalidParameterValueException("Only private templates/ISO can be created.");
}
if (!isAdmin || featured == null) {
featured = Boolean.FALSE;
}
// If command is executed via 8096 port, set userId to the id of System
// account (1)
if (userId == null) {
userId = Long.valueOf(1);
}
ImageFormat imgfmt = ImageFormat.valueOf(format.toUpperCase());
if (imgfmt == null) {
throw new IllegalArgumentException(
"Image format is incorrect "
+ format
+ ". Supported formats are "
+ EnumUtils.listValues(ImageFormat.values()));
}
// Check that the resource limit for templates/ISOs won't be exceeded
UserVO user = _userDao.findById(userId);
if (user == null) {
throw new IllegalArgumentException("Unable to find user with id " + userId);
}
_resourceLimitMgr.checkResourceLimit(templateOwner, ResourceType.template);
if (templateOwner.getType() != Account.ACCOUNT_TYPE_ADMIN && zoneId == null) {
throw new IllegalArgumentException("Only admins can create templates in all zones");
}
// If a zoneId is specified, make sure it is valid
if (zoneId != null) {
DataCenterVO zone = _dcDao.findById(zoneId);
if (zone == null) {
throw new IllegalArgumentException("Please specify a valid zone.");
}
Account caller = UserContext.current().getCaller();
if (Grouping.AllocationState.Disabled == zone.getAllocationState()
&& !_accountMgr.isRootAdmin(caller.getType())) {
throw new PermissionDeniedException(
"Cannot perform this operation, Zone is currently disabled: " + zoneId);
}
}
List<VMTemplateVO> systemvmTmplts = _tmpltDao.listAllSystemVMTemplates();
for (VMTemplateVO template : systemvmTmplts) {
if (template.getName().equalsIgnoreCase(name)
|| template.getDisplayText().equalsIgnoreCase(displayText)) {
throw new IllegalArgumentException("Cannot use reserved names for templates");
}
}
Long id = _tmpltDao.getNextInSequence(Long.class, "id");
UserContext.current().setEventDetails("Id: " + id + " name: " + name);
return new TemplateProfile(
id,
userId,
name,
displayText,
bits,
passwordEnabled,
requiresHVM,
url,
isPublic,
featured,
isExtractable,
imgfmt,
guestOSId,
zoneId,
hypervisorType,
templateOwner.getAccountName(),
templateOwner.getDomainId(),
templateOwner.getAccountId(),
chksum,
bootable,
templateTag,
details);
}
@Override
public void handleTemplateSync(DataStore store) {
if (store == null) {
s_logger.warn("Huh? image store is null");
return;
}
long storeId = store.getId();
// add lock to make template sync for a data store only be done once
String lockString = "templatesync.storeId:" + storeId;
GlobalLock syncLock = GlobalLock.getInternLock(lockString);
try {
if (syncLock.lock(3)) {
try {
Long zoneId = store.getScope().getScopeId();
Map<String, TemplateProp> templateInfos = listTemplate(store);
if (templateInfos == null) {
return;
}
Set<VMTemplateVO> toBeDownloaded = new HashSet<VMTemplateVO>();
List<VMTemplateVO> allTemplates = null;
if (zoneId == null) {
// region wide store
allTemplates = _templateDao.listAllActive();
} else {
// zone wide store
allTemplates = _templateDao.listAllInZone(zoneId);
}
List<VMTemplateVO> rtngTmplts = _templateDao.listAllSystemVMTemplates();
List<VMTemplateVO> defaultBuiltin = _templateDao.listDefaultBuiltinTemplates();
if (rtngTmplts != null) {
for (VMTemplateVO rtngTmplt : rtngTmplts) {
if (!allTemplates.contains(rtngTmplt)) {
allTemplates.add(rtngTmplt);
}
}
}
if (defaultBuiltin != null) {
for (VMTemplateVO builtinTmplt : defaultBuiltin) {
if (!allTemplates.contains(builtinTmplt)) {
allTemplates.add(builtinTmplt);
}
}
}
toBeDownloaded.addAll(allTemplates);
for (VMTemplateVO tmplt : allTemplates) {
String uniqueName = tmplt.getUniqueName();
TemplateDataStoreVO tmpltStore =
_vmTemplateStoreDao.findByStoreTemplate(storeId, tmplt.getId());
if (templateInfos.containsKey(uniqueName)) {
TemplateProp tmpltInfo = templateInfos.remove(uniqueName);
toBeDownloaded.remove(tmplt);
if (tmpltStore != null) {
s_logger.info("Template Sync found " + uniqueName + " already in the image store");
if (tmpltStore.getDownloadState() != Status.DOWNLOADED) {
tmpltStore.setErrorString("");
}
if (tmpltInfo.isCorrupted()) {
tmpltStore.setDownloadState(Status.DOWNLOAD_ERROR);
String msg =
"Template "
+ tmplt.getName()
+ ":"
+ tmplt.getId()
+ " is corrupted on secondary storage "
+ tmpltStore.getId();
tmpltStore.setErrorString(msg);
s_logger.info("msg");
if (tmplt.getUrl() == null) {
msg =
"Private Template ("
+ tmplt
+ ") with install path "
+ tmpltInfo.getInstallPath()
+ "is corrupted, please check in image store: "
+ tmpltStore.getDataStoreId();
s_logger.warn(msg);
} else {
s_logger.info(
"Removing template_store_ref entry for corrupted template "
+ tmplt.getName());
_vmTemplateStoreDao.remove(tmpltStore.getId());
toBeDownloaded.add(tmplt);
}
} else {
tmpltStore.setDownloadPercent(100);
tmpltStore.setDownloadState(Status.DOWNLOADED);
tmpltStore.setState(ObjectInDataStoreStateMachine.State.Ready);
tmpltStore.setInstallPath(tmpltInfo.getInstallPath());
tmpltStore.setSize(tmpltInfo.getSize());
tmpltStore.setPhysicalSize(tmpltInfo.getPhysicalSize());
tmpltStore.setLastUpdated(new Date());
// update size in vm_template table
VMTemplateVO tmlpt = _templateDao.findById(tmplt.getId());
tmlpt.setSize(tmpltInfo.getSize());
_templateDao.update(tmplt.getId(), tmlpt);
// Skipping limit checks for SYSTEM Account and for the templates created from
// volumes or snapshots
// which already got checked and incremented during createTemplate API call.
if (tmpltInfo.getSize() > 0
&& tmplt.getAccountId() != Account.ACCOUNT_ID_SYSTEM
&& tmplt.getUrl() != null) {
long accountId = tmplt.getAccountId();
try {
_resourceLimitMgr.checkResourceLimit(
_accountMgr.getAccount(accountId),
com.cloud.configuration.Resource.ResourceType.secondary_storage,
tmpltInfo.getSize() - UriUtils.getRemoteSize(tmplt.getUrl()));
} catch (ResourceAllocationException e) {
s_logger.warn(e.getMessage());
_alertMgr.sendAlert(
AlertManager.AlertType.ALERT_TYPE_RESOURCE_LIMIT_EXCEEDED,
zoneId,
null,
e.getMessage(),
e.getMessage());
} finally {
_resourceLimitMgr.recalculateResourceCount(
accountId,
_accountMgr.getAccount(accountId).getDomainId(),
com.cloud.configuration.Resource.ResourceType.secondary_storage
.getOrdinal());
}
}
}
_vmTemplateStoreDao.update(tmpltStore.getId(), tmpltStore);
} else {
tmpltStore =
new TemplateDataStoreVO(
storeId,
tmplt.getId(),
new Date(),
100,
Status.DOWNLOADED,
null,
null,
null,
tmpltInfo.getInstallPath(),
tmplt.getUrl());
tmpltStore.setSize(tmpltInfo.getSize());
tmpltStore.setPhysicalSize(tmpltInfo.getPhysicalSize());
tmpltStore.setDataStoreRole(store.getRole());
_vmTemplateStoreDao.persist(tmpltStore);
// update size in vm_template table
VMTemplateVO tmlpt = _templateDao.findById(tmplt.getId());
tmlpt.setSize(tmpltInfo.getSize());
_templateDao.update(tmplt.getId(), tmlpt);
associateTemplateToZone(tmplt.getId(), zoneId);
}
} else {
s_logger.info(
"Template Sync did not find "
+ uniqueName
+ " on image store "
+ storeId
+ ", may request download based on available hypervisor types");
if (tmpltStore != null) {
if (isRegionStore(store)
&& tmpltStore.getDownloadState()
== VMTemplateStorageResourceAssoc.Status.DOWNLOADED
&& tmpltStore.getState() == State.Ready
&& tmpltStore.getInstallPath() == null) {
s_logger.info(
"Keep fake entry in template store table for migration of previous NFS to object store");
} else {
s_logger.info(
"Removing leftover template "
+ uniqueName
+ " entry from template store table");
// remove those leftover entries
_vmTemplateStoreDao.remove(tmpltStore.getId());
}
}
}
}
if (toBeDownloaded.size() > 0) {
/* Only download templates whose hypervirsor type is in the zone */
List<HypervisorType> availHypers = _clusterDao.getAvailableHypervisorInZone(zoneId);
if (availHypers.isEmpty()) {
/*
* This is for cloudzone, local secondary storage resource
* started before cluster created
*/
availHypers.add(HypervisorType.KVM);
}
/* Baremetal need not to download any template */
availHypers.remove(HypervisorType.BareMetal);
availHypers.add(HypervisorType.None); // bug 9809: resume ISO
// download.
for (VMTemplateVO tmplt : toBeDownloaded) {
if (tmplt.getUrl() == null) { // If url is null we can't
s_logger.info(
"Skip downloading template "
+ tmplt.getUniqueName()
+ " since no url is specified.");
continue;
}
// if this is private template, skip sync to a new image store
if (!tmplt.isPublicTemplate()
&& !tmplt.isFeatured()
&& tmplt.getTemplateType() != TemplateType.SYSTEM) {
s_logger.info(
"Skip sync downloading private template "
+ tmplt.getUniqueName()
+ " to a new image store");
continue;
}
// if this is a region store, and there is already an DOWNLOADED entry there without
// install_path information, which
// means that this is a duplicate entry from migration of previous NFS to staging.
if (isRegionStore(store)) {
TemplateDataStoreVO tmpltStore =
_vmTemplateStoreDao.findByStoreTemplate(storeId, tmplt.getId());
if (tmpltStore != null
&& tmpltStore.getDownloadState()
== VMTemplateStorageResourceAssoc.Status.DOWNLOADED
&& tmpltStore.getState() == State.Ready
&& tmpltStore.getInstallPath() == null) {
s_logger.info("Skip sync template for migration of previous NFS to object store");
continue;
}
}
if (availHypers.contains(tmplt.getHypervisorType())) {
s_logger.info(
"Downloading template "
+ tmplt.getUniqueName()
+ " to image store "
+ store.getName());
associateTemplateToZone(tmplt.getId(), zoneId);
TemplateInfo tmpl =
_templateFactory.getTemplate(tmplt.getId(), DataStoreRole.Image);
createTemplateAsync(tmpl, store, null);
} else {
s_logger.info(
"Skip downloading template "
+ tmplt.getUniqueName()
+ " since current data center does not have hypervisor "
+ tmplt.getHypervisorType().toString());
}
}
}
for (String uniqueName : templateInfos.keySet()) {
TemplateProp tInfo = templateInfos.get(uniqueName);
if (_tmpltMgr.templateIsDeleteable(tInfo.getId())) {
// we cannot directly call deleteTemplateSync here to
// reuse delete logic since in this case, our db does not have
// this template at all.
TemplateObjectTO tmplTO = new TemplateObjectTO();
tmplTO.setDataStore(store.getTO());
tmplTO.setPath(tInfo.getInstallPath());
tmplTO.setId(tInfo.getId());
DeleteCommand dtCommand = new DeleteCommand(tmplTO);
EndPoint ep = _epSelector.select(store);
Answer answer = null;
if (ep == null) {
String errMsg =
"No remote endpoint to send command, check if host or ssvm is down?";
s_logger.error(errMsg);
answer = new Answer(dtCommand, false, errMsg);
} else {
answer = ep.sendMessage(dtCommand);
}
if (answer == null || !answer.getResult()) {
s_logger.info("Failed to deleted template at store: " + store.getName());
} else {
String description =
"Deleted template "
+ tInfo.getTemplateName()
+ " on secondary storage "
+ storeId;
s_logger.info(description);
}
}
}
} finally {
syncLock.unlock();
}
} else {
s_logger.info(
"Couldn't get global lock on "
+ lockString
+ ", another thread may be doing template sync on data store "
+ storeId
+ " now.");
}
} finally {
syncLock.releaseRef();
}
}
@Override
public void handleTemplateSync(HostVO ssHost) {
if (ssHost == null) {
s_logger.warn("Huh? ssHost is null");
return;
}
long sserverId = ssHost.getId();
long zoneId = ssHost.getDataCenterId();
if (!(ssHost.getType() == Host.Type.SecondaryStorage
|| ssHost.getType() == Host.Type.LocalSecondaryStorage)) {
s_logger.warn("Huh? Agent id " + sserverId + " is not secondary storage host");
return;
}
Map<String, TemplateInfo> templateInfos = listTemplate(ssHost);
if (templateInfos == null) {
return;
}
Set<VMTemplateVO> toBeDownloaded = new HashSet<VMTemplateVO>();
List<VMTemplateVO> allTemplates = _templateDao.listAllInZone(zoneId);
List<VMTemplateVO> rtngTmplts = _templateDao.listAllSystemVMTemplates();
List<VMTemplateVO> defaultBuiltin = _templateDao.listDefaultBuiltinTemplates();
if (rtngTmplts != null) {
for (VMTemplateVO rtngTmplt : rtngTmplts) {
if (!allTemplates.contains(rtngTmplt)) {
allTemplates.add(rtngTmplt);
}
}
}
if (defaultBuiltin != null) {
for (VMTemplateVO builtinTmplt : defaultBuiltin) {
if (!allTemplates.contains(builtinTmplt)) {
allTemplates.add(builtinTmplt);
}
}
}
toBeDownloaded.addAll(allTemplates);
for (VMTemplateVO tmplt : allTemplates) {
String uniqueName = tmplt.getUniqueName();
VMTemplateHostVO tmpltHost = _vmTemplateHostDao.findByHostTemplate(sserverId, tmplt.getId());
if (templateInfos.containsKey(uniqueName)) {
TemplateInfo tmpltInfo = templateInfos.remove(uniqueName);
toBeDownloaded.remove(tmplt);
if (tmpltHost != null) {
s_logger.info(
"Template Sync found " + tmplt.getName() + " already in the template host table");
if (tmpltHost.getDownloadState() != Status.DOWNLOADED) {
tmpltHost.setErrorString("");
}
if (tmpltInfo.isCorrupted()) {
tmpltHost.setDownloadState(Status.DOWNLOAD_ERROR);
String msg =
"Template "
+ tmplt.getName()
+ ":"
+ tmplt.getId()
+ " is corrupted on secondary storage "
+ tmpltHost.getId();
tmpltHost.setErrorString(msg);
s_logger.info("msg");
if (tmplt.getUrl() == null) {
msg =
"Private Template ("
+ tmplt
+ ") with install path "
+ tmpltInfo.getInstallPath()
+ "is corrupted, please check in secondary storage: "
+ tmpltHost.getHostId();
s_logger.warn(msg);
} else {
toBeDownloaded.add(tmplt);
}
} else {
tmpltHost.setDownloadPercent(100);
tmpltHost.setDownloadState(Status.DOWNLOADED);
tmpltHost.setInstallPath(tmpltInfo.getInstallPath());
tmpltHost.setSize(tmpltInfo.getSize());
tmpltHost.setPhysicalSize(tmpltInfo.getPhysicalSize());
tmpltHost.setLastUpdated(new Date());
// Skipping limit checks for SYSTEM Account and for the templates created from volumes
// or snapshots
// which already got checked and incremented during createTemplate API call.
if (tmpltInfo.getSize() > 0
&& tmplt.getAccountId() != Account.ACCOUNT_ID_SYSTEM
&& tmplt.getUrl() != null) {
long accountId = tmplt.getAccountId();
try {
_resourceLimitMgr.checkResourceLimit(
_accountMgr.getAccount(accountId),
com.cloud.configuration.Resource.ResourceType.secondary_storage,
tmpltInfo.getSize() - UriUtils.getRemoteSize(tmplt.getUrl()));
} catch (ResourceAllocationException e) {
s_logger.warn(e.getMessage());
_alertMgr.sendAlert(
_alertMgr.ALERT_TYPE_RESOURCE_LIMIT_EXCEEDED,
ssHost.getDataCenterId(),
null,
e.getMessage(),
e.getMessage());
} finally {
_resourceLimitMgr.recalculateResourceCount(
accountId,
_accountMgr.getAccount(accountId).getDomainId(),
com.cloud.configuration.Resource.ResourceType.secondary_storage.getOrdinal());
}
}
}
_vmTemplateHostDao.update(tmpltHost.getId(), tmpltHost);
} else {
tmpltHost =
new VMTemplateHostVO(
sserverId,
tmplt.getId(),
new Date(),
100,
Status.DOWNLOADED,
null,
null,
null,
tmpltInfo.getInstallPath(),
tmplt.getUrl());
tmpltHost.setSize(tmpltInfo.getSize());
tmpltHost.setPhysicalSize(tmpltInfo.getPhysicalSize());
_vmTemplateHostDao.persist(tmpltHost);
VMTemplateZoneVO tmpltZoneVO =
_vmTemplateZoneDao.findByZoneTemplate(zoneId, tmplt.getId());
if (tmpltZoneVO == null) {
tmpltZoneVO = new VMTemplateZoneVO(zoneId, tmplt.getId(), new Date());
_vmTemplateZoneDao.persist(tmpltZoneVO);
} else {
tmpltZoneVO.setLastUpdated(new Date());
_vmTemplateZoneDao.update(tmpltZoneVO.getId(), tmpltZoneVO);
}
}
continue;
}
if (tmpltHost != null && tmpltHost.getDownloadState() != Status.DOWNLOADED) {
s_logger.info(
"Template Sync did not find "
+ tmplt.getName()
+ " ready on server "
+ sserverId
+ ", will request download to start/resume shortly");
} else if (tmpltHost == null) {
s_logger.info(
"Template Sync did not find "
+ tmplt.getName()
+ " on the server "
+ sserverId
+ ", will request download shortly");
VMTemplateHostVO templtHost =
new VMTemplateHostVO(
sserverId,
tmplt.getId(),
new Date(),
0,
Status.NOT_DOWNLOADED,
null,
null,
null,
null,
tmplt.getUrl());
_vmTemplateHostDao.persist(templtHost);
VMTemplateZoneVO tmpltZoneVO = _vmTemplateZoneDao.findByZoneTemplate(zoneId, tmplt.getId());
if (tmpltZoneVO == null) {
tmpltZoneVO = new VMTemplateZoneVO(zoneId, tmplt.getId(), new Date());
_vmTemplateZoneDao.persist(tmpltZoneVO);
} else {
tmpltZoneVO.setLastUpdated(new Date());
_vmTemplateZoneDao.update(tmpltZoneVO.getId(), tmpltZoneVO);
}
}
}
if (toBeDownloaded.size() > 0) {
/* Only download templates whose hypervirsor type is in the zone */
List<HypervisorType> availHypers = _clusterDao.getAvailableHypervisorInZone(zoneId);
if (availHypers.isEmpty()) {
/*
* This is for cloudzone, local secondary storage resource
* started before cluster created
*/
availHypers.add(HypervisorType.KVM);
}
/* Baremetal need not to download any template */
availHypers.remove(HypervisorType.BareMetal);
availHypers.add(HypervisorType.None); // bug 9809: resume ISO
// download.
for (VMTemplateVO tmplt : toBeDownloaded) {
if (tmplt.getUrl() == null) { // If url is null we can't
// initiate the download
continue;
}
// if this is private template, and there is no record for this
// template in this sHost, skip
if (!tmplt.isPublicTemplate() && !tmplt.isFeatured()) {
VMTemplateHostVO tmpltHost =
_vmTemplateHostDao.findByHostTemplate(sserverId, tmplt.getId());
if (tmpltHost == null) {
continue;
}
}
if (availHypers.contains(tmplt.getHypervisorType())) {
if (_swiftMgr.isSwiftEnabled()) {
if (_swiftMgr.isTemplateInstalled(tmplt.getId())) {
continue;
}
}
s_logger.debug(
"Template " + tmplt.getName() + " needs to be downloaded to " + ssHost.getName());
downloadTemplateToStorage(tmplt, ssHost);
} else {
s_logger.info(
"Skipping download of template "
+ tmplt.getName()
+ " since we don't have any "
+ tmplt.getHypervisorType()
+ " hypervisors");
}
}
}
for (String uniqueName : templateInfos.keySet()) {
TemplateInfo tInfo = templateInfos.get(uniqueName);
List<UserVmVO> userVmUsingIso = _userVmDao.listByIsoId(tInfo.getId());
// check if there is any Vm using this ISO.
if (userVmUsingIso == null || userVmUsingIso.isEmpty()) {
DeleteTemplateCommand dtCommand =
new DeleteTemplateCommand(ssHost.getStorageUrl(), tInfo.getInstallPath());
try {
_agentMgr.sendToSecStorage(ssHost, dtCommand, null);
} catch (AgentUnavailableException e) {
String err =
"Failed to delete "
+ tInfo.getTemplateName()
+ " on secondary storage "
+ sserverId
+ " which isn't in the database";
s_logger.error(err);
return;
}
String description =
"Deleted template "
+ tInfo.getTemplateName()
+ " on secondary storage "
+ sserverId
+ " since it isn't in the database";
s_logger.info(description);
}
}
}
@Override
public boolean copyTemplate(VMTemplateVO template, HostVO sourceServer, HostVO destServer)
throws StorageUnavailableException {
boolean downloadJobExists = false;
VMTemplateHostVO destTmpltHost = null;
VMTemplateHostVO srcTmpltHost = null;
srcTmpltHost = _vmTemplateHostDao.findByHostTemplate(sourceServer.getId(), template.getId());
if (srcTmpltHost == null) {
throw new InvalidParameterValueException(
"Template " + template.getName() + " not associated with " + sourceServer.getName());
}
String url = generateCopyUrl(sourceServer, srcTmpltHost);
if (url == null) {
s_logger.warn(
"Unable to start/resume copy of template "
+ template.getUniqueName()
+ " to "
+ destServer.getName()
+ ", no secondary storage vm in running state in source zone");
throw new CloudRuntimeException(
"No secondary VM in running state in zone " + sourceServer.getDataCenterId());
}
destTmpltHost = _vmTemplateHostDao.findByHostTemplate(destServer.getId(), template.getId());
if (destTmpltHost == null) {
destTmpltHost =
new VMTemplateHostVO(
destServer.getId(),
template.getId(),
new Date(),
0,
VMTemplateStorageResourceAssoc.Status.NOT_DOWNLOADED,
null,
null,
"jobid0000",
null,
url);
destTmpltHost.setCopy(true);
destTmpltHost.setPhysicalSize(srcTmpltHost.getPhysicalSize());
_vmTemplateHostDao.persist(destTmpltHost);
} else if ((destTmpltHost.getJobId() != null) && (destTmpltHost.getJobId().length() > 2)) {
downloadJobExists = true;
}
Long maxTemplateSizeInBytes = getMaxTemplateSizeInBytes();
if (srcTmpltHost.getSize() > maxTemplateSizeInBytes) {
throw new CloudRuntimeException(
"Cant copy the template as the template's size "
+ srcTmpltHost.getSize()
+ " is greater than max.template.iso.size "
+ maxTemplateSizeInBytes);
}
if (destTmpltHost != null) {
start();
String sourceChecksum =
this.templateMgr.getChecksum(srcTmpltHost.getHostId(), srcTmpltHost.getInstallPath());
DownloadCommand dcmd =
new DownloadCommand(
destServer.getStorageUrl(),
url,
template,
TemplateConstants.DEFAULT_HTTP_AUTH_USER,
_copyAuthPasswd,
maxTemplateSizeInBytes);
if (downloadJobExists) {
dcmd =
new DownloadProgressCommand(dcmd, destTmpltHost.getJobId(), RequestType.GET_OR_RESTART);
}
dcmd.setProxy(getHttpProxy());
dcmd.setChecksum(
sourceChecksum); // We need to set the checksum as the source template might be a
// compressed url and have cksum for compressed image. Bug #10775
HostVO ssAhost = _ssvmMgr.pickSsvmHost(destServer);
if (ssAhost == null) {
s_logger.warn(
"There is no secondary storage VM for secondary storage host " + destServer.getName());
return false;
}
DownloadListener dl =
new DownloadListener(
ssAhost,
destServer,
template,
_timer,
_vmTemplateHostDao,
destTmpltHost.getId(),
this,
dcmd,
_templateDao,
_resourceLimitMgr,
_alertMgr,
_accountMgr);
if (downloadJobExists) {
dl.setCurrState(destTmpltHost.getDownloadState());
}
DownloadListener old = null;
synchronized (_listenerMap) {
old = _listenerMap.put(destTmpltHost, dl);
}
if (old != null) {
old.abandon();
}
try {
send(ssAhost.getId(), dcmd, dl);
return true;
} catch (AgentUnavailableException e) {
s_logger.warn(
"Unable to start /resume COPY of template "
+ template.getUniqueName()
+ " to "
+ destServer.getName(),
e);
dl.setDisconnected();
dl.scheduleStatusCheck(RequestType.GET_OR_RESTART);
e.printStackTrace();
}
}
return false;
}