@Override
public Answer createTemplateFromVolume(CopyCommand cmd) {
DataTO srcData = cmd.getSrcTO();
DataTO destData = cmd.getDestTO();
int wait = cmd.getWaitInMillSeconds();
TemplateObjectTO template = (TemplateObjectTO)destData;
DataStoreTO imageStore = template.getDataStore();
VolumeObjectTO volume = (VolumeObjectTO)srcData;
PrimaryDataStoreTO primaryStore = (PrimaryDataStoreTO)volume.getDataStore();
if (!(imageStore instanceof NfsTO)) {
return new CopyCmdAnswer("unsupported protocol");
}
NfsTO nfsImageStore = (NfsTO)imageStore;
KVMStoragePool secondaryStorage = null;
KVMStoragePool primary = null;
try {
String templateFolder = template.getPath();
secondaryStorage = storagePoolMgr.getStoragePoolByURI(nfsImageStore.getUrl());
primary = storagePoolMgr.getStoragePool(primaryStore.getPoolType(), primaryStore.getUuid());
KVMPhysicalDisk disk = storagePoolMgr.getPhysicalDisk(primaryStore.getPoolType(), primaryStore.getUuid(), volume.getPath());
String tmpltPath = secondaryStorage.getLocalPath() + File.separator + templateFolder;
storageLayer.mkdirs(tmpltPath);
String templateName = UUID.randomUUID().toString();
if (primary.getType() != StoragePoolType.RBD) {
Script command = new Script(_createTmplPath, wait, s_logger);
command.add("-f", disk.getPath());
command.add("-t", tmpltPath);
command.add("-n", templateName + ".qcow2");
String result = command.execute();
if (result != null) {
s_logger.debug("failed to create template: " + result);
return new CopyCmdAnswer(result);
}
} else {
s_logger.debug("Converting RBD disk " + disk.getPath() + " into template " + templateName);
QemuImgFile srcFile =
new QemuImgFile(KVMPhysicalDisk.RBDStringBuilder(primary.getSourceHost(), primary.getSourcePort(), primary.getAuthUserName(),
primary.getAuthSecret(), disk.getPath()));
srcFile.setFormat(PhysicalDiskFormat.RAW);
QemuImgFile destFile = new QemuImgFile(tmpltPath + "/" + templateName + ".qcow2");
destFile.setFormat(PhysicalDiskFormat.QCOW2);
QemuImg q = new QemuImg(cmd.getWaitInMillSeconds());
try {
q.convert(srcFile, destFile);
} catch (QemuImgException e) {
s_logger.error("Failed to create new template while converting " + srcFile.getFileName() + " to " + destFile.getFileName() + " the error was: " +
e.getMessage());
}
File templateProp = new File(tmpltPath + "/template.properties");
if (!templateProp.exists()) {
templateProp.createNewFile();
}
String templateContent = "filename=" + templateName + ".qcow2" + System.getProperty("line.separator");
DateFormat dateFormat = new SimpleDateFormat("MM_dd_yyyy");
Date date = new Date();
templateContent += "snapshot.name=" + dateFormat.format(date) + System.getProperty("line.separator");
FileOutputStream templFo = new FileOutputStream(templateProp);
templFo.write(templateContent.getBytes());
templFo.flush();
templFo.close();
}
Map<String, Object> params = new HashMap<String, Object>();
params.put(StorageLayer.InstanceConfigKey, storageLayer);
Processor qcow2Processor = new QCOW2Processor();
qcow2Processor.configure("QCOW2 Processor", params);
FormatInfo info = qcow2Processor.process(tmpltPath, null, templateName);
TemplateLocation loc = new TemplateLocation(storageLayer, tmpltPath);
loc.create(1, true, templateName);
loc.addFormat(info);
loc.save();
TemplateObjectTO newTemplate = new TemplateObjectTO();
newTemplate.setPath(templateFolder + File.separator + templateName + ".qcow2");
newTemplate.setSize(info.virtualSize);
newTemplate.setPhysicalSize(info.size);
newTemplate.setFormat(ImageFormat.QCOW2);
newTemplate.setName(templateName);
return new CopyCmdAnswer(newTemplate);
} catch (Exception e) {
s_logger.debug("Failed to create template from volume: " + e.toString());
return new CopyCmdAnswer(e.toString());
} finally {