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From mc...@apache.org
Subject [04/50] [abbrv] Moved the secondary storage service into its own server directory
Date Fri, 07 Feb 2014 21:46:13 GMT
http://git-wip-us.apache.org/repos/asf/cloudstack/blob/4be3b993/services/secondary-storage/src/org/apache/cloudstack/storage/resource/NfsSecondaryStorageResource.java
----------------------------------------------------------------------
diff --git a/services/secondary-storage/src/org/apache/cloudstack/storage/resource/NfsSecondaryStorageResource.java b/services/secondary-storage/src/org/apache/cloudstack/storage/resource/NfsSecondaryStorageResource.java
deleted file mode 100755
index 9782c2e..0000000
--- a/services/secondary-storage/src/org/apache/cloudstack/storage/resource/NfsSecondaryStorageResource.java
+++ /dev/null
@@ -1,2430 +0,0 @@
-// 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 org.apache.cloudstack.storage.resource;
-
-import static com.cloud.utils.S3Utils.mputFile;
-import static com.cloud.utils.S3Utils.putFile;
-import static com.cloud.utils.StringUtils.join;
-import static java.lang.String.format;
-import static java.util.Arrays.asList;
-import static org.apache.commons.lang.StringUtils.substringAfterLast;
-
-import java.io.BufferedReader;
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.FileReader;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.io.InputStream;
-import java.math.BigInteger;
-import java.net.InetAddress;
-import java.net.URI;
-import java.net.UnknownHostException;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.UUID;
-
-import javax.naming.ConfigurationException;
-
-import org.apache.commons.codec.digest.DigestUtils;
-import org.apache.commons.lang.StringUtils;
-import org.apache.http.HttpEntity;
-import org.apache.http.HttpResponse;
-import org.apache.http.NameValuePair;
-import org.apache.http.client.HttpClient;
-import org.apache.http.client.methods.HttpGet;
-import org.apache.http.client.utils.URLEncodedUtils;
-import org.apache.http.impl.client.DefaultHttpClient;
-import org.apache.log4j.Logger;
-
-import com.amazonaws.services.s3.model.S3ObjectSummary;
-
-import org.apache.cloudstack.framework.security.keystore.KeystoreManager;
-import org.apache.cloudstack.storage.command.CopyCmdAnswer;
-import org.apache.cloudstack.storage.command.CopyCommand;
-import org.apache.cloudstack.storage.command.DeleteCommand;
-import org.apache.cloudstack.storage.command.DownloadCommand;
-import org.apache.cloudstack.storage.command.DownloadProgressCommand;
-import org.apache.cloudstack.storage.template.DownloadManager;
-import org.apache.cloudstack.storage.template.DownloadManagerImpl;
-import org.apache.cloudstack.storage.template.DownloadManagerImpl.ZfsPathParser;
-import org.apache.cloudstack.storage.template.UploadManager;
-import org.apache.cloudstack.storage.template.UploadManagerImpl;
-import org.apache.cloudstack.storage.to.SnapshotObjectTO;
-import org.apache.cloudstack.storage.to.TemplateObjectTO;
-import org.apache.cloudstack.storage.to.VolumeObjectTO;
-
-import com.cloud.agent.api.Answer;
-import com.cloud.agent.api.CheckHealthAnswer;
-import com.cloud.agent.api.CheckHealthCommand;
-import com.cloud.agent.api.Command;
-import com.cloud.agent.api.ComputeChecksumCommand;
-import com.cloud.agent.api.DeleteSnapshotsDirCommand;
-import com.cloud.agent.api.GetStorageStatsAnswer;
-import com.cloud.agent.api.GetStorageStatsCommand;
-import com.cloud.agent.api.PingCommand;
-import com.cloud.agent.api.PingStorageCommand;
-import com.cloud.agent.api.ReadyAnswer;
-import com.cloud.agent.api.ReadyCommand;
-import com.cloud.agent.api.SecStorageFirewallCfgCommand;
-import com.cloud.agent.api.SecStorageFirewallCfgCommand.PortConfig;
-import com.cloud.agent.api.SecStorageSetupAnswer;
-import com.cloud.agent.api.SecStorageSetupCommand;
-import com.cloud.agent.api.SecStorageVMSetupCommand;
-import com.cloud.agent.api.StartupCommand;
-import com.cloud.agent.api.StartupSecondaryStorageCommand;
-import com.cloud.agent.api.storage.CreateEntityDownloadURLCommand;
-import com.cloud.agent.api.storage.DeleteEntityDownloadURLCommand;
-import com.cloud.agent.api.storage.DownloadAnswer;
-import com.cloud.agent.api.storage.ListTemplateAnswer;
-import com.cloud.agent.api.storage.ListTemplateCommand;
-import com.cloud.agent.api.storage.ListVolumeAnswer;
-import com.cloud.agent.api.storage.ListVolumeCommand;
-import com.cloud.agent.api.storage.UploadCommand;
-import com.cloud.agent.api.to.DataObjectType;
-import com.cloud.agent.api.to.DataStoreTO;
-import com.cloud.agent.api.to.DataTO;
-import com.cloud.agent.api.to.NfsTO;
-import com.cloud.agent.api.to.S3TO;
-import com.cloud.agent.api.to.SwiftTO;
-import com.cloud.exception.InternalErrorException;
-import com.cloud.host.Host;
-import com.cloud.host.Host.Type;
-import com.cloud.hypervisor.Hypervisor.HypervisorType;
-import com.cloud.resource.ServerResourceBase;
-import com.cloud.storage.DataStoreRole;
-import com.cloud.storage.Storage.ImageFormat;
-import com.cloud.storage.StorageLayer;
-import com.cloud.storage.VMTemplateStorageResourceAssoc;
-import com.cloud.storage.template.OVAProcessor;
-import com.cloud.storage.template.Processor;
-import com.cloud.storage.template.Processor.FormatInfo;
-import com.cloud.storage.template.QCOW2Processor;
-import com.cloud.storage.template.RawImageProcessor;
-import com.cloud.storage.template.TemplateLocation;
-import com.cloud.storage.template.TemplateProp;
-import com.cloud.storage.template.VhdProcessor;
-import com.cloud.storage.template.VmdkProcessor;
-import com.cloud.utils.NumbersUtil;
-import com.cloud.utils.S3Utils;
-import com.cloud.utils.S3Utils.FileNamingStrategy;
-import com.cloud.utils.SwiftUtil;
-import com.cloud.utils.exception.CloudRuntimeException;
-import com.cloud.utils.net.NetUtils;
-import com.cloud.utils.script.OutputInterpreter;
-import com.cloud.utils.script.Script;
-import com.cloud.vm.SecondaryStorageVm;
-
-public class NfsSecondaryStorageResource extends ServerResourceBase implements SecondaryStorageResource {
-
-    private static final Logger s_logger = Logger.getLogger(NfsSecondaryStorageResource.class);
-
-    private static final String TEMPLATE_ROOT_DIR = "template/tmpl";
-    private static final String VOLUME_ROOT_DIR = "volumes";
-
-    int _timeout;
-
-    public int getTimeout() {
-        return _timeout;
-    }
-
-    public void setTimeout(int timeout) {
-        _timeout = timeout;
-    }
-
-    String _instance;
-    String _dc;
-    String _pod;
-    String _guid;
-    String _role;
-    Map<String, Object> _params;
-    protected StorageLayer _storage;
-    protected boolean _inSystemVM = false;
-    boolean _sslCopy = false;
-
-    protected DownloadManager _dlMgr;
-    protected UploadManager _upldMgr;
-    private String _configSslScr;
-    private String _configAuthScr;
-    private String _configIpFirewallScr;
-    private String _publicIp;
-    private String _hostname;
-    private String _localgw;
-    private String _eth1mask;
-    private String _eth1ip;
-    private String _storageIp;
-    private String _storageNetmask;
-    private String _storageGateway;
-    private final List<String> nfsIps = new ArrayList<String>();
-    protected String _parent = "/mnt/SecStorage";
-    final private String _tmpltpp = "template.properties";
-    protected String createTemplateFromSnapshotXenScript;
-
-    public void setParentPath(String path) {
-        _parent = path;
-    }
-
-    public String getMountingRoot() {
-        return _parent;
-    }
-
-    @Override
-    public void disconnected() {
-    }
-
-    public void setInSystemVM(boolean inSystemVM) {
-        _inSystemVM = inSystemVM;
-    }
-
-    @Override
-    public Answer executeRequest(Command cmd) {
-        if (cmd instanceof DownloadProgressCommand) {
-            return _dlMgr.handleDownloadCommand(this, (DownloadProgressCommand)cmd);
-        } else if (cmd instanceof DownloadCommand) {
-            return execute((DownloadCommand)cmd);
-        } else if (cmd instanceof UploadCommand) {
-            return _upldMgr.handleUploadCommand(this, (UploadCommand)cmd);
-        } else if (cmd instanceof CreateEntityDownloadURLCommand) {
-            return _upldMgr.handleCreateEntityURLCommand((CreateEntityDownloadURLCommand)cmd);
-        } else if (cmd instanceof DeleteEntityDownloadURLCommand) {
-            return _upldMgr.handleDeleteEntityDownloadURLCommand((DeleteEntityDownloadURLCommand)cmd);
-        } else if (cmd instanceof GetStorageStatsCommand) {
-            return execute((GetStorageStatsCommand)cmd);
-        } else if (cmd instanceof CheckHealthCommand) {
-            return new CheckHealthAnswer((CheckHealthCommand)cmd, true);
-        } else if (cmd instanceof ReadyCommand) {
-            return new ReadyAnswer((ReadyCommand)cmd);
-        } else if (cmd instanceof SecStorageFirewallCfgCommand) {
-            return execute((SecStorageFirewallCfgCommand)cmd);
-        } else if (cmd instanceof SecStorageVMSetupCommand) {
-            return execute((SecStorageVMSetupCommand)cmd);
-        } else if (cmd instanceof SecStorageSetupCommand) {
-            return execute((SecStorageSetupCommand)cmd);
-        } else if (cmd instanceof ComputeChecksumCommand) {
-            return execute((ComputeChecksumCommand)cmd);
-        } else if (cmd instanceof ListTemplateCommand) {
-            return execute((ListTemplateCommand)cmd);
-        } else if (cmd instanceof ListVolumeCommand) {
-            return execute((ListVolumeCommand)cmd);
-        } else if (cmd instanceof DeleteSnapshotsDirCommand) {
-            return execute((DeleteSnapshotsDirCommand)cmd);
-        } else if (cmd instanceof CopyCommand) {
-            return execute((CopyCommand)cmd);
-        } else if (cmd instanceof DeleteCommand) {
-            return execute((DeleteCommand)cmd);
-        } else {
-            return Answer.createUnsupportedCommandAnswer(cmd);
-        }
-    }
-
-    protected CopyCmdAnswer postProcessing(File destFile, String downloadPath, String destPath, DataTO srcData, DataTO destData) throws ConfigurationException {
-        if (destData.getObjectType() == DataObjectType.SNAPSHOT) {
-            SnapshotObjectTO snapshot = new SnapshotObjectTO();
-            snapshot.setPath(destPath + File.separator + destFile.getName());
-
-            CopyCmdAnswer answer = new CopyCmdAnswer(snapshot);
-            return answer;
-        }
-        // do post processing to unzip the file if it is compressed
-        String scriptsDir = "scripts/storage/secondary";
-        String createTmpltScr = Script.findScript(scriptsDir, "createtmplt.sh");
-        if (createTmpltScr == null) {
-            throw new ConfigurationException("Unable to find createtmplt.sh");
-        }
-        s_logger.info("createtmplt.sh found in " + createTmpltScr);
-        String createVolScr = Script.findScript(scriptsDir, "createvolume.sh");
-        if (createVolScr == null) {
-            throw new ConfigurationException("Unable to find createvolume.sh");
-        }
-        s_logger.info("createvolume.sh found in " + createVolScr);
-        String script = srcData.getObjectType() == DataObjectType.TEMPLATE ? createTmpltScr : createVolScr;
-
-        int installTimeoutPerGig = 180 * 60 * 1000;
-        long imgSizeGigs = (long)Math.ceil(destFile.length() * 1.0d / (1024 * 1024 * 1024));
-        imgSizeGigs++; // add one just in case
-        long timeout = imgSizeGigs * installTimeoutPerGig;
-
-        String origPath = destFile.getAbsolutePath();
-        String extension = null;
-        if (srcData.getObjectType() == DataObjectType.TEMPLATE) {
-            extension = ((TemplateObjectTO)srcData).getFormat().getFileExtension();
-        } else if (srcData.getObjectType() == DataObjectType.VOLUME) {
-            extension = ((VolumeObjectTO)srcData).getFormat().getFileExtension();
-        }
-
-        String templateName = UUID.randomUUID().toString();
-        String templateFilename = templateName + "." + extension;
-        Script scr = new Script(script, timeout, s_logger);
-        scr.add("-s", Long.toString(imgSizeGigs)); // not used for now
-        scr.add("-n", templateFilename);
-
-        scr.add("-t", downloadPath);
-        scr.add("-f", origPath); // this is the temporary
-        // template file downloaded
-        String result;
-        result = scr.execute();
-
-        if (result != null) {
-            // script execution failure
-            throw new CloudRuntimeException("Failed to run script " + script);
-        }
-
-        String finalFileName = templateFilename;
-        String finalDownloadPath = destPath + File.separator + templateFilename;
-        // compute the size of
-        long size = _storage.getSize(downloadPath + File.separator + templateFilename);
-
-        DataTO newDestTO = null;
-
-        if (destData.getObjectType() == DataObjectType.TEMPLATE) {
-            TemplateObjectTO newTemplTO = new TemplateObjectTO();
-            newTemplTO.setPath(finalDownloadPath);
-            newTemplTO.setName(finalFileName);
-            newTemplTO.setSize(size);
-            newTemplTO.setPhysicalSize(size);
-            newDestTO = newTemplTO;
-        } else {
-            VolumeObjectTO newVolTO = new VolumeObjectTO();
-            newVolTO.setPath(finalDownloadPath);
-            newVolTO.setName(finalFileName);
-            newVolTO.setSize(size);
-            newDestTO = newVolTO;
-        }
-
-        return new CopyCmdAnswer(newDestTO);
-    }
-
-    protected Answer copyFromSwiftToNfs(CopyCommand cmd, DataTO srcData, SwiftTO swiftTO, DataTO destData, NfsTO destImageStore) {
-        final String storagePath = destImageStore.getUrl();
-        final String destPath = destData.getPath();
-        try {
-            String downloadPath = determineStorageTemplatePath(storagePath, destPath);
-            final File downloadDirectory = _storage.getFile(downloadPath);
-            if (!downloadDirectory.mkdirs()) {
-                return new CopyCmdAnswer("Failed to create download directory " + downloadPath);
-            }
-            File destFile = SwiftUtil.getObject(swiftTO, downloadDirectory, srcData.getPath());
-            return postProcessing(destFile, downloadPath, destPath, srcData, destData);
-        } catch (Exception e) {
-            s_logger.debug("Failed to copy swift to nfs", e);
-            return new CopyCmdAnswer(e.toString());
-        }
-    }
-
-    protected Answer copyFromS3ToNfs(CopyCommand cmd, DataTO srcData, S3TO s3, DataTO destData, NfsTO destImageStore) {
-        final String storagePath = destImageStore.getUrl();
-        final String destPath = destData.getPath();
-
-        try {
-
-            String downloadPath = determineStorageTemplatePath(storagePath, destPath);
-            final File downloadDirectory = _storage.getFile(downloadPath);
-
-            if (!downloadDirectory.mkdirs()) {
-                final String errMsg = "Unable to create directory " + downloadPath + " to copy from S3 to cache.";
-                s_logger.error(errMsg);
-                return new CopyCmdAnswer(errMsg);
-            } else {
-                s_logger.debug("Directory " + downloadPath + " already exists");
-            }
-
-            File destFile = S3Utils.getFile(s3, s3.getBucketName(), srcData.getPath(), downloadDirectory, new FileNamingStrategy() {
-                @Override
-                public String determineFileName(final String key) {
-                    return substringAfterLast(key, S3Utils.SEPARATOR);
-                }
-            });
-
-            if (destFile == null) {
-                return new CopyCmdAnswer("Can't find template");
-            }
-
-            return postProcessing(destFile, downloadPath, destPath, srcData, destData);
-        } catch (Exception e) {
-
-            final String errMsg = format("Failed to download" + "due to $2%s", e.getMessage());
-            s_logger.error(errMsg, e);
-            return new CopyCmdAnswer(errMsg);
-        }
-    }
-
-    protected Answer copySnapshotToTemplateFromNfsToNfsXenserver(CopyCommand cmd, SnapshotObjectTO srcData, NfsTO srcDataStore, TemplateObjectTO destData,
-            NfsTO destDataStore) {
-        String srcMountPoint = getRootDir(srcDataStore.getUrl());
-        String snapshotPath = srcData.getPath();
-        int index = snapshotPath.lastIndexOf("/");
-        String snapshotName = snapshotPath.substring(index + 1);
-        if (!snapshotName.startsWith("VHD-") && !snapshotName.endsWith(".vhd")) {
-            snapshotName = snapshotName + ".vhd";
-        }
-        snapshotPath = snapshotPath.substring(0, index);
-
-        snapshotPath = srcMountPoint + File.separator + snapshotPath;
-        String destMountPoint = getRootDir(destDataStore.getUrl());
-        String destPath = destMountPoint + File.separator + destData.getPath();
-
-        String errMsg = null;
-        try {
-            _storage.mkdir(destPath);
-
-            String templateUuid = UUID.randomUUID().toString();
-            String templateName = templateUuid + ".vhd";
-            Script command = new Script(createTemplateFromSnapshotXenScript, cmd.getWait() * 1000, s_logger);
-            command.add("-p", snapshotPath);
-            command.add("-s", snapshotName);
-            command.add("-n", templateName);
-            command.add("-t", destPath);
-            String result = command.execute();
-
-            if (result != null && !result.equalsIgnoreCase("")) {
-                return new CopyCmdAnswer(result);
-            }
-
-            Map<String, Object> params = new HashMap<String, Object>();
-            params.put(StorageLayer.InstanceConfigKey, _storage);
-            Processor processor = new VhdProcessor();
-
-            processor.configure("Vhd Processor", params);
-            FormatInfo info = processor.process(destPath, null, templateUuid);
-
-            TemplateLocation loc = new TemplateLocation(_storage, destPath);
-            loc.create(1, true, templateUuid);
-            loc.addFormat(info);
-            loc.save();
-            TemplateProp prop = loc.getTemplateInfo();
-            TemplateObjectTO newTemplate = new TemplateObjectTO();
-            newTemplate.setPath(destData.getPath() + File.separator + templateName);
-            newTemplate.setFormat(ImageFormat.VHD);
-            newTemplate.setSize(prop.getSize());
-            newTemplate.setPhysicalSize(prop.getPhysicalSize());
-            newTemplate.setName(templateUuid);
-            return new CopyCmdAnswer(newTemplate);
-        } catch (ConfigurationException e) {
-            s_logger.debug("Failed to create template from snapshot: " + e.toString());
-            errMsg = e.toString();
-        } catch (InternalErrorException e) {
-            s_logger.debug("Failed to create template from snapshot: " + e.toString());
-            errMsg = e.toString();
-        } catch (IOException e) {
-            s_logger.debug("Failed to create template from snapshot: " + e.toString());
-            errMsg = e.toString();
-        }
-
-        return new CopyCmdAnswer(errMsg);
-    }
-
-    protected Answer copySnapshotToTemplateFromNfsToNfs(CopyCommand cmd, SnapshotObjectTO srcData, NfsTO srcDataStore, TemplateObjectTO destData, NfsTO destDataStore) {
-
-        if (srcData.getHypervisorType() == HypervisorType.XenServer) {
-            return copySnapshotToTemplateFromNfsToNfsXenserver(cmd, srcData, srcDataStore, destData, destDataStore);
-        } else if (srcData.getHypervisorType() == HypervisorType.KVM) {
-            File srcFile = getFile(srcData.getPath(), srcDataStore.getUrl());
-            File destFile = getFile(destData.getPath(), destDataStore.getUrl());
-
-            VolumeObjectTO volumeObjectTO = srcData.getVolume();
-            ImageFormat srcFormat = null;
-            //TODO: the image format should be stored in snapshot table, instead of getting from volume
-            if (volumeObjectTO != null) {
-                srcFormat = volumeObjectTO.getFormat();
-            } else {
-                srcFormat = ImageFormat.QCOW2;
-            }
-
-            // get snapshot file name
-            String templateName = srcFile.getName();
-            // add kvm file extension for copied template name
-            String fileName = templateName + "." + srcFormat.getFileExtension();
-            String destFileFullPath = destFile.getAbsolutePath() + File.separator + fileName;
-            s_logger.debug("copy snapshot " + srcFile.getAbsolutePath() + " to template " + destFileFullPath);
-            Script.runSimpleBashScript("cp " + srcFile.getAbsolutePath() + " " + destFileFullPath);
-            try {
-                // generate template.properties file
-                String metaFileName = destFile.getAbsolutePath() + File.separator + "template.properties";
-                _storage.create(destFile.getAbsolutePath(), "template.properties");
-                File metaFile = new File(metaFileName);
-                FileWriter writer = new FileWriter(metaFile);
-                BufferedWriter bufferWriter = new BufferedWriter(writer);
-                // KVM didn't change template unique name, just used the template name passed from orchestration layer, so no need
-                // to send template name back.
-                bufferWriter.write("uniquename=" + destData.getName());
-                bufferWriter.write("\n");
-                bufferWriter.write("filename=" + fileName);
-                bufferWriter.write("\n");
-                long size = _storage.getSize(destFileFullPath);
-                bufferWriter.write("size=" + size);
-                bufferWriter.close();
-                writer.close();
-
-                /**
-                 * Snapshots might be in either QCOW2 or RAW image format
-                 *
-                 * For example RBD snapshots are in RAW format
-                 */
-                Processor processor = null;
-                if (srcFormat == ImageFormat.QCOW2) {
-                    processor = new QCOW2Processor();
-                } else if (srcFormat == ImageFormat.RAW) {
-                    processor = new RawImageProcessor();
-                } else {
-                    throw new ConfigurationException("Unknown image format " + srcFormat.toString());
-                }
-
-                Map<String, Object> params = new HashMap<String, Object>();
-                params.put(StorageLayer.InstanceConfigKey, _storage);
-
-                processor.configure("template processor", params);
-                String destPath = destFile.getAbsolutePath();
-
-                FormatInfo info = processor.process(destPath, null, templateName);
-                TemplateLocation loc = new TemplateLocation(_storage, destPath);
-                loc.create(1, true, destData.getName());
-                loc.addFormat(info);
-                loc.save();
-
-                TemplateProp prop = loc.getTemplateInfo();
-                TemplateObjectTO newTemplate = new TemplateObjectTO();
-                newTemplate.setPath(destData.getPath() + File.separator + fileName);
-                newTemplate.setFormat(srcFormat);
-                newTemplate.setSize(prop.getSize());
-                newTemplate.setPhysicalSize(prop.getPhysicalSize());
-                return new CopyCmdAnswer(newTemplate);
-            } catch (ConfigurationException e) {
-                s_logger.debug("Failed to create template:" + e.toString());
-                return new CopyCmdAnswer(e.toString());
-            } catch (IOException e) {
-                s_logger.debug("Failed to create template:" + e.toString());
-                return new CopyCmdAnswer(e.toString());
-            } catch (InternalErrorException e) {
-                s_logger.debug("Failed to create template:" + e.toString());
-                return new CopyCmdAnswer(e.toString());
-            }
-        }
-
-        return new CopyCmdAnswer("");
-    }
-
-    protected File getFile(String path, String nfsPath) {
-        String filePath = getRootDir(nfsPath) + File.separator + path;
-        File f = new File(filePath);
-        if (!f.exists()) {
-            _storage.mkdirs(filePath);
-            f = new File(filePath);
-        }
-        return f;
-    }
-
-    protected Answer createTemplateFromSnapshot(CopyCommand cmd) {
-        DataTO srcData = cmd.getSrcTO();
-        DataTO destData = cmd.getDestTO();
-        DataStoreTO srcDataStore = srcData.getDataStore();
-        DataStoreTO destDataStore = destData.getDataStore();
-        if (srcDataStore.getRole() == DataStoreRole.Image || srcDataStore.getRole() == DataStoreRole.ImageCache || srcDataStore.getRole() == DataStoreRole.Primary) {
-            if (!(srcDataStore instanceof NfsTO)) {
-                s_logger.debug("only support nfs storage as src, when create template from snapshot");
-                return Answer.createUnsupportedCommandAnswer(cmd);
-            }
-
-            if (destDataStore instanceof NfsTO) {
-                return copySnapshotToTemplateFromNfsToNfs(cmd, (SnapshotObjectTO)srcData, (NfsTO)srcDataStore, (TemplateObjectTO)destData, (NfsTO)destDataStore);
-            } else if (destDataStore instanceof SwiftTO) {
-                //create template on the same data store
-                CopyCmdAnswer answer =
-                        (CopyCmdAnswer)copySnapshotToTemplateFromNfsToNfs(cmd, (SnapshotObjectTO)srcData, (NfsTO)srcDataStore, (TemplateObjectTO)destData,
-                                (NfsTO)srcDataStore);
-                if (!answer.getResult()) {
-                    return answer;
-                }
-                s_logger.debug("starting copy template to swift");
-                DataTO newTemplate = answer.getNewData();
-                File templateFile = getFile(newTemplate.getPath(), ((NfsTO)srcDataStore).getUrl());
-                SwiftTO swift = (SwiftTO)destDataStore;
-                String containterName = SwiftUtil.getContainerName(destData.getObjectType().toString(), destData.getId());
-                String swiftPath = SwiftUtil.putObject(swift, templateFile, containterName, templateFile.getName());
-                //upload template.properties
-                File properties = new File(templateFile.getParent() + File.separator + _tmpltpp);
-                if (properties.exists()) {
-                    SwiftUtil.putObject(swift, properties, containterName, _tmpltpp);
-                }
-
-                //clean up template data on staging area
-                try {
-                    DeleteCommand deleteCommand = new DeleteCommand(newTemplate);
-                    execute(deleteCommand);
-                } catch (Exception e) {
-                    s_logger.debug("Failed to clean up staging area:", e);
-                }
-
-                TemplateObjectTO template = new TemplateObjectTO();
-                template.setPath(swiftPath);
-                template.setSize(templateFile.length());
-                template.setPhysicalSize(template.getSize());
-                SnapshotObjectTO snapshot = (SnapshotObjectTO)srcData;
-                template.setFormat(snapshot.getVolume().getFormat());
-                return new CopyCmdAnswer(template);
-            } else if (destDataStore instanceof S3TO) {
-                //create template on the same data store
-                CopyCmdAnswer answer =
-                        (CopyCmdAnswer)copySnapshotToTemplateFromNfsToNfs(cmd, (SnapshotObjectTO)srcData, (NfsTO)srcDataStore, (TemplateObjectTO)destData,
-                                (NfsTO)srcDataStore);
-                if (!answer.getResult()) {
-                    return answer;
-                }
-                TemplateObjectTO newTemplate = (TemplateObjectTO)answer.getNewData();
-                newTemplate.setDataStore(srcDataStore);
-                CopyCommand newCpyCmd = new CopyCommand(newTemplate, destData, cmd.getWait(), cmd.executeInSequence());
-                Answer result = copyFromNfsToS3(newCpyCmd);
-                //clean up template data on staging area
-                try {
-                    DeleteCommand deleteCommand = new DeleteCommand(newTemplate);
-                    execute(deleteCommand);
-                } catch (Exception e) {
-                    s_logger.debug("Failed to clean up staging area:", e);
-                }
-                return result;
-            }
-        }
-        s_logger.debug("Failed to create templat from snapshot");
-        return new CopyCmdAnswer("Unsupported prototcol");
-    }
-
-    protected Answer copyFromNfsToImage(CopyCommand cmd) {
-        DataTO destData = cmd.getDestTO();
-        DataStoreTO destDataStore = destData.getDataStore();
-
-        if (destDataStore instanceof S3TO) {
-            return copyFromNfsToS3(cmd);
-        } else {
-            return new CopyCmdAnswer("unsupported ");
-        }
-    }
-
-    protected Answer execute(CopyCommand cmd) {
-        DataTO srcData = cmd.getSrcTO();
-        DataTO destData = cmd.getDestTO();
-        DataStoreTO srcDataStore = srcData.getDataStore();
-        DataStoreTO destDataStore = destData.getDataStore();
-
-        if (srcData.getObjectType() == DataObjectType.SNAPSHOT && destData.getObjectType() == DataObjectType.TEMPLATE) {
-            return createTemplateFromSnapshot(cmd);
-        }
-
-        if (destDataStore instanceof NfsTO && destDataStore.getRole() == DataStoreRole.ImageCache) {
-            NfsTO destImageStore = (NfsTO)destDataStore;
-            if (srcDataStore instanceof S3TO) {
-                S3TO s3 = (S3TO)srcDataStore;
-                return copyFromS3ToNfs(cmd, srcData, s3, destData, destImageStore);
-            } else if (srcDataStore instanceof SwiftTO) {
-                return copyFromSwiftToNfs(cmd, srcData, (SwiftTO)srcDataStore, destData, destImageStore);
-            }
-        }
-
-        if (srcDataStore.getRole() == DataStoreRole.ImageCache && destDataStore.getRole() == DataStoreRole.Image) {
-            return copyFromNfsToImage(cmd);
-        }
-
-        return Answer.createUnsupportedCommandAnswer(cmd);
-    }
-
-    @SuppressWarnings("unchecked")
-    protected String determineS3TemplateDirectory(final Long accountId, final Long templateId, final String templateUniqueName) {
-        return join(asList(TEMPLATE_ROOT_DIR, accountId, templateId, templateUniqueName), S3Utils.SEPARATOR);
-    }
-
-    private String determineS3TemplateNameFromKey(String key) {
-        return StringUtils.substringAfterLast(StringUtils.substringBeforeLast(key, S3Utils.SEPARATOR), S3Utils.SEPARATOR);
-    }
-
-    @SuppressWarnings("unchecked")
-    protected String determineS3VolumeDirectory(final Long accountId, final Long volId) {
-        return join(asList(VOLUME_ROOT_DIR, accountId, volId), S3Utils.SEPARATOR);
-    }
-
-    protected Long determineS3VolumeIdFromKey(String key) {
-        return Long.parseLong(StringUtils.substringAfterLast(StringUtils.substringBeforeLast(key, S3Utils.SEPARATOR), S3Utils.SEPARATOR));
-    }
-
-    private String determineStorageTemplatePath(final String storagePath, String dataPath) {
-        return join(asList(getRootDir(storagePath), dataPath), File.separator);
-    }
-
-    protected File downloadFromUrlToNfs(String url, NfsTO nfs, String path, String name) {
-        HttpClient client = new DefaultHttpClient();
-        HttpGet get = new HttpGet(url);
-        try {
-            HttpResponse response = client.execute(get);
-            HttpEntity entity = response.getEntity();
-            if (entity == null) {
-                s_logger.debug("Faled to get entity");
-                throw new CloudRuntimeException("Failed to get url: " + url);
-            }
-
-            String nfsMountPath = getRootDir(nfs.getUrl());
-
-            String filePath = nfsMountPath + File.separator + path;
-            File directory = new File(filePath);
-            if (!directory.exists()) {
-                _storage.mkdirs(filePath);
-            }
-            File destFile = new File(filePath + File.separator + name);
-            if (!destFile.createNewFile()) {
-                s_logger.warn("Reusing existing file " + destFile.getPath());
-            }
-            FileOutputStream outputStream = new FileOutputStream(destFile);
-            entity.writeTo(outputStream);
-            return new File(destFile.getAbsolutePath());
-        } catch (IOException e) {
-            s_logger.debug("Faild to get url:" + url + ", due to " + e.toString());
-            throw new CloudRuntimeException(e);
-        }
-    }
-
-    protected Answer registerTemplateOnSwift(DownloadCommand cmd) {
-        SwiftTO swiftTO = (SwiftTO)cmd.getDataStore();
-        String path = cmd.getInstallPath();
-        DataStoreTO cacheStore = cmd.getCacheStore();
-        if (cacheStore == null || !(cacheStore instanceof NfsTO)) {
-            return new DownloadAnswer("cache store can't be null", VMTemplateStorageResourceAssoc.Status.DOWNLOAD_ERROR);
-        }
-
-        File file = null;
-        try {
-            NfsTO nfsCacheStore = (NfsTO)cacheStore;
-            String fileName = cmd.getName() + "." + cmd.getFormat().getFileExtension();
-            file = downloadFromUrlToNfs(cmd.getUrl(), nfsCacheStore, path, fileName);
-            String container = "T-" + cmd.getId();
-            String swiftPath = SwiftUtil.putObject(swiftTO, file, container, null);
-
-            //put metda file
-            File uniqDir = _storage.createUniqDir();
-            String metaFileName = uniqDir.getAbsolutePath() + File.separator + "template.properties";
-            _storage.create(uniqDir.getAbsolutePath(), "template.properties");
-            File metaFile = new File(metaFileName);
-            FileWriter writer = new FileWriter(metaFile);
-            BufferedWriter bufferWriter = new BufferedWriter(writer);
-            bufferWriter.write("uniquename=" + cmd.getName());
-            bufferWriter.write("\n");
-            bufferWriter.write("filename=" + fileName);
-            bufferWriter.write("\n");
-            bufferWriter.write("size=" + file.length());
-            bufferWriter.close();
-            writer.close();
-
-            SwiftUtil.putObject(swiftTO, metaFile, container, "template.properties");
-            metaFile.delete();
-            uniqDir.delete();
-            String md5sum = null;
-            try {
-                md5sum = DigestUtils.md5Hex(new FileInputStream(file));
-            } catch (IOException e) {
-                s_logger.debug("Failed to get md5sum: " + file.getAbsoluteFile());
-            }
-
-            DownloadAnswer answer =
-                    new DownloadAnswer(null, 100, null, VMTemplateStorageResourceAssoc.Status.DOWNLOADED, swiftPath, swiftPath, file.length(), file.length(), md5sum);
-            return answer;
-        } catch (IOException e) {
-            s_logger.debug("Failed to register template into swift", e);
-            return new DownloadAnswer(e.toString(), VMTemplateStorageResourceAssoc.Status.DOWNLOAD_ERROR);
-        } finally {
-            if (file != null) {
-                file.delete();
-            }
-        }
-    }
-
-    private Answer execute(DownloadCommand cmd) {
-        DataStoreTO dstore = cmd.getDataStore();
-        if (dstore instanceof NfsTO || dstore instanceof S3TO) {
-            return _dlMgr.handleDownloadCommand(this, cmd);
-        } else if (dstore instanceof SwiftTO) {
-            return registerTemplateOnSwift(cmd);
-        } else {
-            return new Answer(cmd, false, "Unsupported image data store: " + dstore);
-        }
-
-    }
-
-    private ImageFormat getTemplateFormat(String filePath) {
-        String ext = null;
-        int extensionPos = filePath.lastIndexOf('.');
-        int lastSeparator = Math.max(filePath.lastIndexOf('/'), filePath.lastIndexOf('\\'));
-        int i = lastSeparator > extensionPos ? -1 : extensionPos;
-        if (i > 0) {
-            ext = filePath.substring(i + 1);
-        }
-        if (ext != null) {
-            if (ext.equalsIgnoreCase("vhd")) {
-                return ImageFormat.VHD;
-            } else if (ext.equalsIgnoreCase("vhdx")) {
-                return ImageFormat.VHDX;
-            } else if (ext.equalsIgnoreCase("qcow2")) {
-                return ImageFormat.QCOW2;
-            } else if (ext.equalsIgnoreCase("ova")) {
-                return ImageFormat.OVA;
-            } else if (ext.equalsIgnoreCase("tar")) {
-                return ImageFormat.TAR;
-            } else if (ext.equalsIgnoreCase("img") || ext.equalsIgnoreCase("raw")) {
-                return ImageFormat.RAW;
-            } else if (ext.equalsIgnoreCase("vmdk")) {
-                return ImageFormat.VMDK;
-            } else if (ext.equalsIgnoreCase("vdi")) {
-                return ImageFormat.VDI;
-            }
-        }
-
-        return null;
-
-    }
-
-    protected Long getVirtualSize(File file, ImageFormat format) {
-        Processor processor = null;
-        try {
-            if (format == null) {
-                return file.length();
-            } else if (format == ImageFormat.QCOW2) {
-                processor = new QCOW2Processor();
-            } else if (format == ImageFormat.OVA) {
-                processor = new OVAProcessor();
-            } else if (format == ImageFormat.VHD) {
-                processor = new VhdProcessor();
-            } else if (format == ImageFormat.RAW) {
-                processor = new RawImageProcessor();
-            } else if (format == ImageFormat.VMDK) {
-                processor = new VmdkProcessor();
-            }
-
-            if (processor == null) {
-                return file.length();
-            }
-
-            processor.configure("template processor", new HashMap<String, Object>());
-            return processor.getVirtualSize(file);
-        } catch (Exception e) {
-            s_logger.debug("Failed to get virtual size:", e);
-        }
-        return file.length();
-    }
-
-    protected Answer copyFromNfsToS3(CopyCommand cmd) {
-        final DataTO srcData = cmd.getSrcTO();
-        final DataTO destData = cmd.getDestTO();
-        DataStoreTO srcDataStore = srcData.getDataStore();
-        NfsTO srcStore = (NfsTO)srcDataStore;
-        DataStoreTO destDataStore = destData.getDataStore();
-
-        final S3TO s3 = (S3TO)destDataStore;
-
-        try {
-            final String templatePath = determineStorageTemplatePath(srcStore.getUrl(), srcData.getPath());
-
-            if (s_logger.isDebugEnabled()) {
-                s_logger.debug("Found " + srcData.getObjectType() + " from directory " + templatePath + " to upload to S3.");
-            }
-
-            final String bucket = s3.getBucketName();
-            File srcFile = _storage.getFile(templatePath);
-            // guard the case where templatePath does not have file extension, since we are not completely sure
-            // about hypervisor, so we check each extension
-            if (!srcFile.exists()) {
-                srcFile = _storage.getFile(templatePath + ".qcow2");
-                if (!srcFile.exists()) {
-                    srcFile = _storage.getFile(templatePath + ".vhd");
-                    if (!srcFile.exists()) {
-                        srcFile = _storage.getFile(templatePath + ".ova");
-                        if (!srcFile.exists()) {
-                            srcFile = _storage.getFile(templatePath + ".vmdk");
-                            if (!srcFile.exists()) {
-                                return new CopyCmdAnswer("Can't find src file:" + templatePath);
-                            }
-                        }
-                    }
-                }
-            }
-
-            long srcSize = srcFile.length();
-            ImageFormat format = getTemplateFormat(srcFile.getName());
-            String key = destData.getPath() + S3Utils.SEPARATOR + srcFile.getName();
-            if (!s3.getSingleUpload(srcSize)) {
-                mputFile(s3, srcFile, bucket, key);
-            } else {
-                putFile(s3, srcFile, bucket, key);
-            }
-
-            DataTO retObj = null;
-            if (destData.getObjectType() == DataObjectType.TEMPLATE) {
-                TemplateObjectTO newTemplate = new TemplateObjectTO();
-                newTemplate.setPath(key);
-                newTemplate.setSize(getVirtualSize(srcFile, format));
-                newTemplate.setPhysicalSize(srcFile.length());
-                newTemplate.setFormat(format);
-                retObj = newTemplate;
-            } else if (destData.getObjectType() == DataObjectType.VOLUME) {
-                VolumeObjectTO newVol = new VolumeObjectTO();
-                newVol.setPath(key);
-                newVol.setSize(srcFile.length());
-                retObj = newVol;
-            } else if (destData.getObjectType() == DataObjectType.SNAPSHOT) {
-                SnapshotObjectTO newSnapshot = new SnapshotObjectTO();
-                newSnapshot.setPath(key);
-                retObj = newSnapshot;
-            }
-
-            return new CopyCmdAnswer(retObj);
-        } catch (Exception e) {
-            s_logger.error("failed to upload" + srcData.getPath(), e);
-            return new CopyCmdAnswer("failed to upload" + srcData.getPath() + e.toString());
-        }
-    }
-
-    String swiftDownload(SwiftTO swift, String container, String rfilename, String lFullPath) {
-        Script command = new Script("/bin/bash", s_logger);
-        command.add("-c");
-        command.add("/usr/bin/python /usr/local/cloud/systemvm/scripts/storage/secondary/swift -A " + swift.getUrl() + " -U " + swift.getAccount() + ":" +
-                swift.getUserName() + " -K " + swift.getKey() + " download " + container + " " + rfilename + " -o " + lFullPath);
-        OutputInterpreter.AllLinesParser parser = new OutputInterpreter.AllLinesParser();
-        String result = command.execute(parser);
-        if (result != null) {
-            String errMsg = "swiftDownload failed  err=" + result;
-            s_logger.warn(errMsg);
-            return errMsg;
-        }
-        if (parser.getLines() != null) {
-            String[] lines = parser.getLines().split("\\n");
-            for (String line : lines) {
-                if (line.contains("Errno") || line.contains("failed")) {
-                    String errMsg = "swiftDownload failed , err=" + parser.getLines();
-                    s_logger.warn(errMsg);
-                    return errMsg;
-                }
-            }
-        }
-        return null;
-
-    }
-
-    String swiftDownloadContainer(SwiftTO swift, String container, String ldir) {
-        Script command = new Script("/bin/bash", s_logger);
-        command.add("-c");
-        command.add("cd " + ldir + ";/usr/bin/python /usr/local/cloud/systemvm/scripts/storage/secondary/swift -A " + swift.getUrl() + " -U " + swift.getAccount() + ":" +
-                swift.getUserName() + " -K " + swift.getKey() + " download " + container);
-        OutputInterpreter.AllLinesParser parser = new OutputInterpreter.AllLinesParser();
-        String result = command.execute(parser);
-        if (result != null) {
-            String errMsg = "swiftDownloadContainer failed  err=" + result;
-            s_logger.warn(errMsg);
-            return errMsg;
-        }
-        if (parser.getLines() != null) {
-            String[] lines = parser.getLines().split("\\n");
-            for (String line : lines) {
-                if (line.contains("Errno") || line.contains("failed")) {
-                    String errMsg = "swiftDownloadContainer failed , err=" + parser.getLines();
-                    s_logger.warn(errMsg);
-                    return errMsg;
-                }
-            }
-        }
-        return null;
-
-    }
-
-    String swiftUpload(SwiftTO swift, String container, String lDir, String lFilename) {
-        long SWIFT_MAX_SIZE = 5L * 1024L * 1024L * 1024L;
-        List<String> files = new ArrayList<String>();
-        if (lFilename.equals("*")) {
-            File dir = new File(lDir);
-            for (String file : dir.list()) {
-                if (file.startsWith(".")) {
-                    continue;
-                }
-                files.add(file);
-            }
-        } else {
-            files.add(lFilename);
-        }
-
-        for (String file : files) {
-            File f = new File(lDir + "/" + file);
-            long size = f.length();
-            Script command = new Script("/bin/bash", s_logger);
-            command.add("-c");
-            if (size <= SWIFT_MAX_SIZE) {
-                command.add("cd " + lDir + ";/usr/bin/python /usr/local/cloud/systemvm/scripts/storage/secondary/swift -A " + swift.getUrl() + " -U " +
-                        swift.getAccount() + ":" + swift.getUserName() + " -K " + swift.getKey() + " upload " + container + " " + file);
-            } else {
-                command.add("cd " + lDir + ";/usr/bin/python /usr/local/cloud/systemvm/scripts/storage/secondary/swift -A " + swift.getUrl() + " -U " +
-                        swift.getAccount() + ":" + swift.getUserName() + " -K " + swift.getKey() + " upload -S " + SWIFT_MAX_SIZE + " " + container + " " + file);
-            }
-            OutputInterpreter.AllLinesParser parser = new OutputInterpreter.AllLinesParser();
-            String result = command.execute(parser);
-            if (result != null) {
-                String errMsg = "swiftUpload failed , err=" + result;
-                s_logger.warn(errMsg);
-                return errMsg;
-            }
-            if (parser.getLines() != null) {
-                String[] lines = parser.getLines().split("\\n");
-                for (String line : lines) {
-                    if (line.contains("Errno") || line.contains("failed")) {
-                        String errMsg = "swiftUpload failed , err=" + parser.getLines();
-                        s_logger.warn(errMsg);
-                        return errMsg;
-                    }
-                }
-            }
-        }
-
-        return null;
-    }
-
-    String[] swiftList(SwiftTO swift, String container, String rFilename) {
-        Script command = new Script("/bin/bash", s_logger);
-        command.add("-c");
-        command.add("/usr/bin/python /usr/local/cloud/systemvm/scripts/storage/secondary/swift -A " + swift.getUrl() + " -U " + swift.getAccount() + ":" +
-                swift.getUserName() + " -K " + swift.getKey() + " list " + container + " " + rFilename);
-        OutputInterpreter.AllLinesParser parser = new OutputInterpreter.AllLinesParser();
-        String result = command.execute(parser);
-        if (result == null && parser.getLines() != null) {
-            String[] lines = parser.getLines().split("\\n");
-            return lines;
-        } else {
-            if (result != null) {
-                String errMsg = "swiftList failed , err=" + result;
-                s_logger.warn(errMsg);
-            } else {
-                String errMsg = "swiftList failed, no lines returns";
-                s_logger.warn(errMsg);
-            }
-        }
-        return null;
-    }
-
-    String swiftDelete(SwiftTO swift, String container, String object) {
-        Script command = new Script("/bin/bash", s_logger);
-        command.add("-c");
-        command.add("/usr/bin/python /usr/local/cloud/systemvm/scripts/storage/secondary/swift -A " + swift.getUrl() + " -U " + swift.getAccount() + ":" +
-                swift.getUserName() + " -K " + swift.getKey() + " delete " + container + " " + object);
-        OutputInterpreter.AllLinesParser parser = new OutputInterpreter.AllLinesParser();
-        String result = command.execute(parser);
-        if (result != null) {
-            String errMsg = "swiftDelete failed , err=" + result;
-            s_logger.warn(errMsg);
-            return errMsg;
-        }
-        if (parser.getLines() != null) {
-            String[] lines = parser.getLines().split("\\n");
-            for (String line : lines) {
-                if (line.contains("Errno") || line.contains("failed")) {
-                    String errMsg = "swiftDelete failed , err=" + parser.getLines();
-                    s_logger.warn(errMsg);
-                    return errMsg;
-                }
-            }
-        }
-        return null;
-    }
-
-    public Answer execute(DeleteSnapshotsDirCommand cmd) {
-        DataStoreTO dstore = cmd.getDataStore();
-        if (dstore instanceof NfsTO) {
-            NfsTO nfs = (NfsTO)dstore;
-            String relativeSnapshotPath = cmd.getDirectory();
-            String parent = getRootDir(nfs.getUrl());
-
-            if (relativeSnapshotPath.startsWith(File.separator)) {
-                relativeSnapshotPath = relativeSnapshotPath.substring(1);
-            }
-
-            if (!parent.endsWith(File.separator)) {
-                parent += File.separator;
-            }
-            String absoluteSnapshotPath = parent + relativeSnapshotPath;
-            File snapshotDir = new File(absoluteSnapshotPath);
-            String details = null;
-            if (!snapshotDir.exists()) {
-                details = "snapshot directory " + snapshotDir.getName() + " doesn't exist";
-                s_logger.debug(details);
-                return new Answer(cmd, true, details);
-            }
-            // delete all files in the directory
-            String lPath = absoluteSnapshotPath + "/*";
-            String result = deleteLocalFile(lPath);
-            if (result != null) {
-                String errMsg = "failed to delete all snapshots " + lPath + " , err=" + result;
-                s_logger.warn(errMsg);
-                return new Answer(cmd, false, errMsg);
-            }
-            // delete the directory
-            if (!snapshotDir.delete()) {
-                details = "Unable to delete directory " + snapshotDir.getName() + " under snapshot path " + relativeSnapshotPath;
-                s_logger.debug(details);
-                return new Answer(cmd, false, details);
-            }
-            return new Answer(cmd, true, null);
-        } else if (dstore instanceof S3TO) {
-            final S3TO s3 = (S3TO)dstore;
-            final String path = cmd.getDirectory();
-            final String bucket = s3.getBucketName();
-            try {
-                S3Utils.deleteDirectory(s3, bucket, path);
-                return new Answer(cmd, true, String.format("Deleted snapshot %1%s from bucket %2$s.", path, bucket));
-            } catch (Exception e) {
-                final String errorMessage =
-                        String.format("Failed to delete snapshot %1$s from bucket %2$s due to the following error: %3$s", path, bucket, e.getMessage());
-                s_logger.error(errorMessage, e);
-                return new Answer(cmd, false, errorMessage);
-            }
-        } else if (dstore instanceof SwiftTO) {
-            String path = cmd.getDirectory();
-            String volumeId = StringUtils.substringAfterLast(path, "/"); // assuming
-            // that
-            // the
-            // filename
-            // is
-            // the
-            // last
-            // section
-            // in
-            // the
-            // path
-            String result = swiftDelete((SwiftTO)dstore, "V-" + volumeId.toString(), "");
-            if (result != null) {
-                String errMsg = "failed to delete snapshot for volume " + volumeId + " , err=" + result;
-                s_logger.warn(errMsg);
-                return new Answer(cmd, false, errMsg);
-            }
-            return new Answer(cmd, true, "Deleted snapshot " + path + " from swift");
-        } else {
-            return new Answer(cmd, false, "Unsupported image data store: " + dstore);
-        }
-    }
-
-    private Answer execute(ComputeChecksumCommand cmd) {
-
-        String relativeTemplatePath = cmd.getTemplatePath();
-        DataStoreTO store = cmd.getStore();
-        if (!(store instanceof NfsTO)) {
-            return new Answer(cmd, false, "can't handle non nfs data store");
-        }
-        NfsTO nfsStore = (NfsTO)store;
-        String parent = getRootDir(nfsStore.getUrl());
-
-        if (relativeTemplatePath.startsWith(File.separator)) {
-            relativeTemplatePath = relativeTemplatePath.substring(1);
-        }
-
-        if (!parent.endsWith(File.separator)) {
-            parent += File.separator;
-        }
-        String absoluteTemplatePath = parent + relativeTemplatePath;
-        MessageDigest digest;
-        String checksum = null;
-        File f = new File(absoluteTemplatePath);
-        InputStream is = null;
-        byte[] buffer = new byte[8192];
-        int read = 0;
-        if (s_logger.isDebugEnabled()) {
-            s_logger.debug("parent path " + parent + " relative template path " + relativeTemplatePath);
-        }
-
-        try {
-            digest = MessageDigest.getInstance("MD5");
-            is = new FileInputStream(f);
-            while ((read = is.read(buffer)) > 0) {
-                digest.update(buffer, 0, read);
-            }
-            byte[] md5sum = digest.digest();
-            BigInteger bigInt = new BigInteger(1, md5sum);
-            checksum = bigInt.toString(16);
-            if (s_logger.isDebugEnabled()) {
-                s_logger.debug("Successfully calculated checksum for file " + absoluteTemplatePath + " - " + checksum);
-            }
-
-        } catch (IOException e) {
-            String logMsg = "Unable to process file for MD5 - " + absoluteTemplatePath;
-            s_logger.error(logMsg);
-            return new Answer(cmd, false, checksum);
-        } catch (NoSuchAlgorithmException e) {
-            return new Answer(cmd, false, checksum);
-        } finally {
-            try {
-                if (is != null) {
-                    is.close();
-                }
-            } catch (IOException e) {
-                if (s_logger.isDebugEnabled()) {
-                    s_logger.debug("Could not close the file " + absoluteTemplatePath);
-                }
-                return new Answer(cmd, false, checksum);
-            }
-        }
-
-        return new Answer(cmd, true, checksum);
-    }
-
-    private void configCerts(KeystoreManager.Certificates certs) {
-        if (certs == null) {
-            configureSSL();
-        } else {
-            String prvKey = certs.getPrivKey();
-            String pubCert = certs.getPrivCert();
-
-            try {
-                File prvKeyFile = File.createTempFile("prvkey", null);
-                String prvkeyPath = prvKeyFile.getAbsolutePath();
-                BufferedWriter out = new BufferedWriter(new FileWriter(prvKeyFile));
-                out.write(prvKey);
-                out.close();
-
-                File pubCertFile = File.createTempFile("pubcert", null);
-                String pubCertFilePath = pubCertFile.getAbsolutePath();
-
-                out = new BufferedWriter(new FileWriter(pubCertFile));
-                out.write(pubCert);
-                out.close();
-
-                configureSSL(prvkeyPath, pubCertFilePath, null);
-
-                prvKeyFile.delete();
-                pubCertFile.delete();
-
-            } catch (IOException e) {
-                s_logger.debug("Failed to config ssl: " + e.toString());
-            }
-        }
-    }
-
-    private Answer execute(SecStorageSetupCommand cmd) {
-        if (!_inSystemVM) {
-            return new Answer(cmd, true, null);
-        }
-        DataStoreTO dStore = cmd.getDataStore();
-        if (dStore instanceof NfsTO) {
-            String secUrl = cmd.getSecUrl();
-            try {
-                URI uri = new URI(secUrl);
-                String nfsHostIp = getUriHostIp(uri);
-
-                addRouteToInternalIpOrCidr(_storageGateway, _storageIp, _storageNetmask, nfsHostIp);
-                String dir = mountUri(uri);
-
-                configCerts(cmd.getCerts());
-
-                nfsIps.add(nfsHostIp);
-                return new SecStorageSetupAnswer(dir);
-            } catch (Exception e) {
-                String msg = "GetRootDir for " + secUrl + " failed due to " + e.toString();
-                s_logger.error(msg);
-                return new Answer(cmd, false, msg);
-
-            }
-        } else {
-            // TODO: what do we need to setup for S3/Swift, maybe need to mount
-            // to some cache storage
-            return new Answer(cmd, true, null);
-        }
-    }
-
-    protected Answer deleteSnapshot(final DeleteCommand cmd) {
-        DataTO obj = cmd.getData();
-        DataStoreTO dstore = obj.getDataStore();
-        if (dstore instanceof NfsTO) {
-            NfsTO nfs = (NfsTO)dstore;
-            String parent = getRootDir(nfs.getUrl());
-            if (!parent.endsWith(File.separator)) {
-                parent += File.separator;
-            }
-            String snapshotPath = obj.getPath();
-            if (snapshotPath.startsWith(File.separator)) {
-                snapshotPath = snapshotPath.substring(1);
-            }
-            // check if the passed snapshot path is a directory or not. For ImageCache, path is stored as a directory instead of
-            // snapshot file name. If so, since backupSnapshot process has already deleted snapshot in cache, so we just do nothing
-            // and return true.
-            String fullSnapPath = parent + snapshotPath;
-            File snapDir = new File(fullSnapPath);
-            if (snapDir.exists() && snapDir.isDirectory()) {
-                s_logger.debug("snapshot path " + snapshotPath + " is a directory, already deleted during backup snapshot, so no need to delete");
-                return new Answer(cmd, true, null);
-            }
-            // passed snapshot path is a snapshot file path, then get snapshot directory first
-            int index = snapshotPath.lastIndexOf("/");
-            String snapshotName = snapshotPath.substring(index + 1);
-            snapshotPath = snapshotPath.substring(0, index);
-            String absoluteSnapshotPath = parent + snapshotPath;
-            // check if snapshot directory exists
-            File snapshotDir = new File(absoluteSnapshotPath);
-            String details = null;
-            if (!snapshotDir.exists()) {
-                details = "snapshot directory " + snapshotDir.getName() + " doesn't exist";
-                s_logger.debug(details);
-                return new Answer(cmd, false, details);
-            }
-            // delete snapshot in the directory if exists
-            String lPath = absoluteSnapshotPath + "/*" + snapshotName + "*";
-            String result = deleteLocalFile(lPath);
-            if (result != null) {
-                details = "failed to delete snapshot " + lPath + " , err=" + result;
-                s_logger.warn(details);
-                return new Answer(cmd, false, details);
-            }
-            return new Answer(cmd, true, null);
-        } else if (dstore instanceof S3TO) {
-            final S3TO s3 = (S3TO)dstore;
-            final String path = obj.getPath();
-            final String bucket = s3.getBucketName();
-            try {
-                S3Utils.deleteObject(s3, bucket, path);
-                return new Answer(cmd, true, String.format("Deleted snapshot %1%s from bucket %2$s.", path, bucket));
-            } catch (Exception e) {
-                final String errorMessage =
-                        String.format("Failed to delete snapshot %1$s from bucket %2$s due to the following error: %3$s", path, bucket, e.getMessage());
-                s_logger.error(errorMessage, e);
-                return new Answer(cmd, false, errorMessage);
-            }
-        } else if (dstore instanceof SwiftTO) {
-            SwiftTO swiftTO = (SwiftTO)dstore;
-            String path = obj.getPath();
-            SwiftUtil.deleteObject(swiftTO, path);
-
-            return new Answer(cmd, true, "Deleted snapshot " + path + " from swift");
-        } else {
-            return new Answer(cmd, false, "Unsupported image data store: " + dstore);
-        }
-
-    }
-
-    Map<String, TemplateProp> swiftListTemplate(SwiftTO swift) {
-        String[] containers = SwiftUtil.list(swift, "", null);
-        if (containers == null) {
-            return null;
-        }
-        Map<String, TemplateProp> tmpltInfos = new HashMap<String, TemplateProp>();
-        for (String container : containers) {
-            if (container.startsWith("T-")) {
-                String[] files = SwiftUtil.list(swift, container, "template.properties");
-                if (files.length != 1) {
-                    continue;
-                }
-                try {
-                    File tempFile = File.createTempFile("template", ".tmp");
-                    File tmpFile = SwiftUtil.getObject(swift, tempFile, container + File.separator + "template.properties");
-                    if (tmpFile == null) {
-                        continue;
-                    }
-                    FileReader fr = new FileReader(tmpFile);
-                    BufferedReader brf = new BufferedReader(fr);
-                    String line = null;
-                    String uniqName = null;
-                    Long size = null;
-                    String name = null;
-                    while ((line = brf.readLine()) != null) {
-                        if (line.startsWith("uniquename=")) {
-                            uniqName = line.split("=")[1];
-                        } else if (line.startsWith("size=")) {
-                            size = Long.parseLong(line.split("=")[1]);
-                        } else if (line.startsWith("filename=")) {
-                            name = line.split("=")[1];
-                        }
-                    }
-                    brf.close();
-                    tempFile.delete();
-                    if (uniqName != null) {
-                        TemplateProp prop = new TemplateProp(uniqName, container + File.separator + name, size, size, true, false);
-                        tmpltInfos.put(uniqName, prop);
-                    }
-
-                } catch (IOException e) {
-                    s_logger.debug("Failed to create templ file:" + e.toString());
-                    continue;
-                } catch (Exception e) {
-                    s_logger.debug("Failed to get properties: " + e.toString());
-                    continue;
-                }
-            }
-        }
-        return tmpltInfos;
-
-    }
-
-    Map<String, TemplateProp> s3ListTemplate(S3TO s3) {
-        String bucket = s3.getBucketName();
-        // List the objects in the source directory on S3
-        final List<S3ObjectSummary> objectSummaries = S3Utils.getDirectory(s3, bucket, TEMPLATE_ROOT_DIR);
-        if (objectSummaries == null) {
-            return null;
-        }
-        Map<String, TemplateProp> tmpltInfos = new HashMap<String, TemplateProp>();
-        for (S3ObjectSummary objectSummary : objectSummaries) {
-            String key = objectSummary.getKey();
-            // String installPath = StringUtils.substringBeforeLast(key,
-            // S3Utils.SEPARATOR);
-            String uniqueName = determineS3TemplateNameFromKey(key);
-            // TODO: isPublic value, where to get?
-            TemplateProp tInfo = new TemplateProp(uniqueName, key, objectSummary.getSize(), objectSummary.getSize(), true, false);
-            tmpltInfos.put(uniqueName, tInfo);
-        }
-        return tmpltInfos;
-
-    }
-
-    Map<Long, TemplateProp> s3ListVolume(S3TO s3) {
-        String bucket = s3.getBucketName();
-        // List the objects in the source directory on S3
-        final List<S3ObjectSummary> objectSummaries = S3Utils.getDirectory(s3, bucket, VOLUME_ROOT_DIR);
-        if (objectSummaries == null) {
-            return null;
-        }
-        Map<Long, TemplateProp> tmpltInfos = new HashMap<Long, TemplateProp>();
-        for (S3ObjectSummary objectSummary : objectSummaries) {
-            String key = objectSummary.getKey();
-            // String installPath = StringUtils.substringBeforeLast(key,
-            // S3Utils.SEPARATOR);
-            Long id = determineS3VolumeIdFromKey(key);
-            // TODO: how to get volume template name
-            TemplateProp tInfo = new TemplateProp(id.toString(), key, objectSummary.getSize(), objectSummary.getSize(), true, false);
-            tmpltInfos.put(id, tInfo);
-        }
-        return tmpltInfos;
-
-    }
-
-    private Answer execute(ListTemplateCommand cmd) {
-        if (!_inSystemVM) {
-            return new ListTemplateAnswer(null, null);
-        }
-
-        DataStoreTO store = cmd.getDataStore();
-        if (store instanceof NfsTO) {
-            NfsTO nfs = (NfsTO)store;
-            String secUrl = nfs.getUrl();
-            String root = getRootDir(secUrl);
-            Map<String, TemplateProp> templateInfos = _dlMgr.gatherTemplateInfo(root);
-            return new ListTemplateAnswer(secUrl, templateInfos);
-        } else if (store instanceof SwiftTO) {
-            SwiftTO swift = (SwiftTO)store;
-            Map<String, TemplateProp> templateInfos = swiftListTemplate(swift);
-            return new ListTemplateAnswer(swift.toString(), templateInfos);
-        } else if (store instanceof S3TO) {
-            S3TO s3 = (S3TO)store;
-            Map<String, TemplateProp> templateInfos = s3ListTemplate(s3);
-            return new ListTemplateAnswer(s3.getBucketName(), templateInfos);
-        } else {
-            return new Answer(cmd, false, "Unsupported image data store: " + store);
-        }
-    }
-
-    private Answer execute(ListVolumeCommand cmd) {
-        if (!_inSystemVM) {
-            return new ListVolumeAnswer(cmd.getSecUrl(), null);
-        }
-        DataStoreTO store = cmd.getDataStore();
-        if (store instanceof NfsTO) {
-            String root = getRootDir(cmd.getSecUrl());
-            Map<Long, TemplateProp> templateInfos = _dlMgr.gatherVolumeInfo(root);
-            return new ListVolumeAnswer(cmd.getSecUrl(), templateInfos);
-        } else if (store instanceof S3TO) {
-            S3TO s3 = (S3TO)store;
-            Map<Long, TemplateProp> templateInfos = s3ListVolume(s3);
-            return new ListVolumeAnswer(s3.getBucketName(), templateInfos);
-        } else {
-            return new Answer(cmd, false, "Unsupported image data store: " + store);
-        }
-
-    }
-
-    private Answer execute(SecStorageVMSetupCommand cmd) {
-        if (!_inSystemVM) {
-            return new Answer(cmd, true, null);
-        }
-        boolean success = true;
-        StringBuilder result = new StringBuilder();
-        for (String cidr : cmd.getAllowedInternalSites()) {
-            if (nfsIps.contains(cidr)) {
-                /*
-                 * if the internal download ip is the same with secondary
-                 * storage ip, adding internal sites will flush ip route to nfs
-                 * through storage ip.
-                 */
-                continue;
-            }
-            String tmpresult = allowOutgoingOnPrivate(cidr);
-            if (tmpresult != null) {
-                result.append(", ").append(tmpresult);
-                success = false;
-            }
-        }
-        if (success) {
-            if (cmd.getCopyPassword() != null && cmd.getCopyUserName() != null) {
-                String tmpresult = configureAuth(cmd.getCopyUserName(), cmd.getCopyPassword());
-                if (tmpresult != null) {
-                    result.append("Failed to configure auth for copy ").append(tmpresult);
-                    success = false;
-                }
-            }
-        }
-        return new Answer(cmd, success, result.toString());
-
-    }
-
-    private String deleteLocalFile(String fullPath) {
-        Script command = new Script("/bin/bash", s_logger);
-        command.add("-c");
-        command.add("rm -f " + fullPath);
-        String result = command.execute();
-        if (result != null) {
-            String errMsg = "Failed to delete file " + fullPath + ", err=" + result;
-            s_logger.warn(errMsg);
-            return errMsg;
-        }
-        return null;
-    }
-
-    public String allowOutgoingOnPrivate(String destCidr) {
-        if (!_inSystemVM) {
-            return null;
-        }
-        Script command = new Script("/bin/bash", s_logger);
-        String intf = "eth1";
-        command.add("-c");
-        command.add("iptables -I OUTPUT -o " + intf + " -d " + destCidr + " -p tcp -m state --state NEW -m tcp  -j ACCEPT");
-
-        String result = command.execute();
-        if (result != null) {
-            s_logger.warn("Error in allowing outgoing to " + destCidr + ", err=" + result);
-            return "Error in allowing outgoing to " + destCidr + ", err=" + result;
-        }
-
-        addRouteToInternalIpOrCidr(_localgw, _eth1ip, _eth1mask, destCidr);
-
-        return null;
-    }
-
-    private Answer execute(SecStorageFirewallCfgCommand cmd) {
-        if (!_inSystemVM) {
-            return new Answer(cmd, true, null);
-        }
-
-        List<String> ipList = new ArrayList<String>();
-
-        for (PortConfig pCfg : cmd.getPortConfigs()) {
-            if (pCfg.isAdd()) {
-                ipList.add(pCfg.getSourceIp());
-            }
-        }
-        boolean success = true;
-        String result;
-        result = configureIpFirewall(ipList, cmd.getIsAppendAIp());
-        if (result != null) {
-            success = false;
-        }
-
-        return new Answer(cmd, success, result);
-    }
-
-    protected GetStorageStatsAnswer execute(final GetStorageStatsCommand cmd) {
-        DataStoreTO store = cmd.getStore();
-        if (store instanceof S3TO || store instanceof SwiftTO) {
-            long infinity = Integer.MAX_VALUE;
-            return new GetStorageStatsAnswer(cmd, infinity, 0L);
-        }
-
-        String rootDir = getRootDir(((NfsTO)store).getUrl());
-        final long usedSize = getUsedSize(rootDir);
-        final long totalSize = getTotalSize(rootDir);
-        if (usedSize == -1 || totalSize == -1) {
-            return new GetStorageStatsAnswer(cmd, "Unable to get storage stats");
-        } else {
-            return new GetStorageStatsAnswer(cmd, totalSize, usedSize);
-        }
-    }
-
-    protected Answer execute(final DeleteCommand cmd) {
-        DataTO obj = cmd.getData();
-        DataObjectType objType = obj.getObjectType();
-        if (obj.getPath() == null) {
-            // account for those fake entries for NFS migration to object store
-            return new Answer(cmd, true, "Object with null install path does not exist on image store , no need to delete");
-        }
-        switch (objType) {
-        case TEMPLATE:
-            return deleteTemplate(cmd);
-        case VOLUME:
-            return deleteVolume(cmd);
-        case SNAPSHOT:
-            return deleteSnapshot(cmd);
-        }
-        return Answer.createUnsupportedCommandAnswer(cmd);
-    }
-
-    protected Answer deleteTemplate(DeleteCommand cmd) {
-        DataTO obj = cmd.getData();
-        DataStoreTO dstore = obj.getDataStore();
-        if (dstore instanceof NfsTO) {
-            NfsTO nfs = (NfsTO)dstore;
-            String relativeTemplatePath = obj.getPath();
-            String parent = getRootDir(nfs.getUrl());
-
-            if (relativeTemplatePath.startsWith(File.separator)) {
-                relativeTemplatePath = relativeTemplatePath.substring(1);
-            }
-
-            if (!parent.endsWith(File.separator)) {
-                parent += File.separator;
-            }
-            String absoluteTemplatePath = parent + relativeTemplatePath;
-            File tmpltPath = new File(absoluteTemplatePath);
-            File tmpltParent = null;
-            if(tmpltPath.exists() && tmpltPath.isDirectory()) {
-                tmpltParent = tmpltPath;
-            } else {
-                tmpltParent = tmpltPath.getParentFile();
-            }
-
-            String details = null;
-            if (!tmpltParent.exists()) {
-                details = "template parent directory " + tmpltParent.getName() + " doesn't exist";
-                s_logger.debug(details);
-                return new Answer(cmd, true, details);
-            }
-            File[] tmpltFiles = tmpltParent.listFiles();
-            if (tmpltFiles == null || tmpltFiles.length == 0) {
-                details = "No files under template parent directory " + tmpltParent.getName();
-                s_logger.debug(details);
-            } else {
-                boolean found = false;
-                for (File f : tmpltFiles) {
-                    if (!found && f.getName().equals("template.properties")) {
-                        found = true;
-                    }
-
-                    // KVM HA monitor makes a mess in the templates with its
-                    // heartbeat tests
-                    // Don't let this stop us from cleaning up the template
-                    if (f.isDirectory() && f.getName().equals("KVMHA")) {
-                        s_logger.debug("Deleting KVMHA directory contents from template location");
-                        File[] haFiles = f.listFiles();
-                        for (File haFile : haFiles) {
-                            haFile.delete();
-                        }
-                    }
-
-                    if (!f.delete()) {
-                        return new Answer(cmd, false, "Unable to delete file " + f.getName() + " under Template path " + relativeTemplatePath);
-                    }
-                }
-
-                if (!found) {
-                    details = "Can not find template.properties under " + tmpltParent.getName();
-                    s_logger.debug(details);
-                }
-            }
-            if (!tmpltParent.delete()) {
-                details = "Unable to delete directory " + tmpltParent.getName() + " under Template path " + relativeTemplatePath;
-                s_logger.debug(details);
-                return new Answer(cmd, false, details);
-            }
-            return new Answer(cmd, true, null);
-        } else if (dstore instanceof S3TO) {
-            final S3TO s3 = (S3TO)dstore;
-            final String path = obj.getPath();
-            final String bucket = s3.getBucketName();
-            try {
-                S3Utils.deleteDirectory(s3, bucket, path);
-                return new Answer(cmd, true, String.format("Deleted template %1$s from bucket %2$s.", path, bucket));
-            } catch (Exception e) {
-                final String errorMessage =
-                        String.format("Failed to delete template %1$s from bucket %2$s due to the following error: %3$s", path, bucket, e.getMessage());
-                s_logger.error(errorMessage, e);
-                return new Answer(cmd, false, errorMessage);
-            }
-        } else if (dstore instanceof SwiftTO) {
-            SwiftTO swift = (SwiftTO)dstore;
-            String container = "T-" + obj.getId();
-            String object = "";
-
-            try {
-                String result = swiftDelete(swift, container, object);
-                if (result != null) {
-                    String errMsg = "failed to delete object " + container + "/" + object + " , err=" + result;
-                    s_logger.warn(errMsg);
-                    return new Answer(cmd, false, errMsg);
-                }
-                return new Answer(cmd, true, "success");
-            } catch (Exception e) {
-                String errMsg = cmd + " Command failed due to " + e.toString();
-                s_logger.warn(errMsg, e);
-                return new Answer(cmd, false, errMsg);
-            }
-        } else {
-            return new Answer(cmd, false, "Unsupported image data store: " + dstore);
-        }
-    }
-
-    protected Answer deleteVolume(final DeleteCommand cmd) {
-        DataTO obj = cmd.getData();
-        DataStoreTO dstore = obj.getDataStore();
-        if (dstore instanceof NfsTO) {
-            NfsTO nfs = (NfsTO)dstore;
-            String relativeVolumePath = obj.getPath();
-            String parent = getRootDir(nfs.getUrl());
-
-            if (relativeVolumePath.startsWith(File.separator)) {
-                relativeVolumePath = relativeVolumePath.substring(1);
-            }
-
-            if (!parent.endsWith(File.separator)) {
-                parent += File.separator;
-            }
-            String absoluteVolumePath = parent + relativeVolumePath;
-            File volPath = new File(absoluteVolumePath);
-            File tmpltParent = null;
-            if (volPath.exists() && volPath.isDirectory()) {
-                // for vmware, absoluteVolumePath represents a directory where volume files are located.
-                tmpltParent = volPath;
-            } else {
-                // for other hypervisors, the volume .vhd or .qcow2 file path is passed
-                tmpltParent = new File(absoluteVolumePath).getParentFile();
-            }
-            String details = null;
-            if (!tmpltParent.exists()) {
-                details = "volume parent directory " + tmpltParent.getName() + " doesn't exist";
-                s_logger.debug(details);
-                return new Answer(cmd, true, details);
-            }
-            File[] tmpltFiles = tmpltParent.listFiles();
-            if (tmpltFiles == null || tmpltFiles.length == 0) {
-                details = "No files under volume parent directory " + tmpltParent.getName();
-                s_logger.debug(details);
-            } else {
-                boolean found = false;
-                for (File f : tmpltFiles) {
-                    if (!found && f.getName().equals("volume.properties")) {
-                        found = true;
-                    }
-
-                    // KVM HA monitor makes a mess in the templates with its
-                    // heartbeat tests
-                    // Don't let this stop us from cleaning up the template
-                    if (f.isDirectory() && f.getName().equals("KVMHA")) {
-                        s_logger.debug("Deleting KVMHA directory contents from template location");
-                        File[] haFiles = f.listFiles();
-                        for (File haFile : haFiles) {
-                            haFile.delete();
-                        }
-                    }
-
-                    if (!f.delete()) {
-                        return new Answer(cmd, false, "Unable to delete file " + f.getName() + " under Volume path " + tmpltParent.getPath());
-                    }
-                }
-                if (!found) {
-                    details = "Can not find volume.properties under " + tmpltParent.getName();
-                    s_logger.debug(details);
-                }
-            }
-            if (!tmpltParent.delete()) {
-                details = "Unable to delete directory " + tmpltParent.getName() + " under Volume path " + tmpltParent.getPath();
-                s_logger.debug(details);
-                return new Answer(cmd, false, details);
-            }
-            return new Answer(cmd, true, null);
-        } else if (dstore instanceof S3TO) {
-            final S3TO s3 = (S3TO)dstore;
-            final String path = obj.getPath();
-            final String bucket = s3.getBucketName();
-            try {
-                S3Utils.deleteDirectory(s3, bucket, path);
-                return new Answer(cmd, true, String.format("Deleted volume %1%s from bucket %2$s.", path, bucket));
-            } catch (Exception e) {
-                final String errorMessage = String.format("Failed to delete volume %1$s from bucket %2$s due to the following error: %3$s", path, bucket, e.getMessage());
-                s_logger.error(errorMessage, e);
-                return new Answer(cmd, false, errorMessage);
-            }
-        } else if (dstore instanceof SwiftTO) {
-            Long volumeId = obj.getId();
-            String path = obj.getPath();
-            String filename = StringUtils.substringAfterLast(path, "/"); // assuming
-            // that
-            // the
-            // filename
-            // is
-            // the
-            // last
-            // section
-            // in
-            // the
-            // path
-            String result = swiftDelete((SwiftTO)dstore, "V-" + volumeId.toString(), filename);
-            if (result != null) {
-                String errMsg = "failed to delete volume " + filename + " , err=" + result;
-                s_logger.warn(errMsg);
-                return new Answer(cmd, false, errMsg);
-            }
-            return new Answer(cmd, true, "Deleted volume " + path + " from swift");
-        } else {
-            return new Answer(cmd, false, "Unsupported image data store: " + dstore);
-        }
-
-    }
-
-    @Override
-    synchronized public String getRootDir(String secUrl) {
-        if (!_inSystemVM) {
-            return _parent;
-        }
-        try {
-            URI uri = new URI(secUrl);
-            String dir = mountUri(uri);
-            return _parent + "/" + dir;
-        } catch (Exception e) {
-            String msg = "GetRootDir for " + secUrl + " failed due to " + e.toString();
-            s_logger.error(msg, e);
-            throw new CloudRuntimeException(msg);
-        }
-    }
-
-    protected long getUsedSize(String rootDir) {
-        return _storage.getUsedSpace(rootDir);
-    }
-
-    protected long getTotalSize(String rootDir) {
-        return _storage.getTotalSpace(rootDir);
-    }
-
-    protected long convertFilesystemSize(final String size) {
-        if (size == null || size.isEmpty()) {
-            return -1;
-        }
-
-        long multiplier = 1;
-        if (size.endsWith("T")) {
-            multiplier = 1024l * 1024l * 1024l * 1024l;
-        } else if (size.endsWith("G")) {
-            multiplier = 1024l * 1024l * 1024l;
-        } else if (size.endsWith("M")) {
-            multiplier = 1024l * 1024l;
-        } else {
-            assert (false) : "Well, I have no idea what this is: " + size;
-        }
-
-        return (long)(Double.parseDouble(size.substring(0, size.length() - 1)) * multiplier);
-    }
-
-    @Override
-    public Type getType() {
-        if (SecondaryStorageVm.Role.templateProcessor.toString().equals(_role)) {
-            return Host.Type.SecondaryStorage;
-        }
-
-        return Host.Type.SecondaryStorageCmdExecutor;
-    }
-
-    @Override
-    public PingCommand getCurrentStatus(final long id) {
-        return new PingStorageCommand(Host.Type.Storage, id, new HashMap<String, Boolean>());
-    }
-
-    @Override
-    public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
-        _eth1ip = (String)params.get("eth1ip");
-        _eth1mask = (String)params.get("eth1mask");
-        if (_eth1ip != null) { // can only happen inside service vm
-            params.put("private.network.device", "eth1");
-        } else {
-            s_logger.warn("eth1ip parameter has not been configured, assuming that we are not inside a system vm");
-        }
-        String eth2ip = (String)params.get("eth2ip");
-        if (eth2ip != null) {
-            params.put("public.network.device", "eth2");
-        }
-        _publicIp = (String)params.get("eth2ip");
-        _hostname = (String)params.get("name");
-
-        String inSystemVM = (String)params.get("secondary.storage.vm");
-        if (inSystemVM == null || "true".equalsIgnoreCase(inSystemVM)) {
-            s_logger.debug("conf secondary.storage.vm is true, act as if executing in SSVM");
-            _inSystemVM = true;
-        }
-
-        _storageIp = (String)params.get("storageip");
-        if (_storageIp == null && _inSystemVM) {
-            s_logger.warn("There is no storageip in /proc/cmdline, something wrong!");
-        }
-        _storageNetmask = (String)params.get("storagenetmask");
-        _storageGateway = (String)params.get("storagegateway");
-        super.configure(name, params);
-
-        _params = params;
-        String value = (String)params.get("scripts.timeout");
-        _timeout = NumbersUtil.parseInt(value, 1440) * 1000;
-
-        _storage = (StorageLayer)params.get(StorageLayer.InstanceConfigKey);
-        configureStorageLayerClass(params);
-
-        if (_inSystemVM) {
-            _storage.mkdirs(_parent);
-        }
-
-        _configSslScr = Script.findScript(getDefaultScriptsDir(), "config_ssl.sh");
-        if (_configSslScr != null) {
-            s_logger.info("config_ssl.sh found in " + _configSslScr);
-        }
-
-        _configAuthScr = Script.findScript(getDefaultScriptsDir(), "config_auth.sh");
-        if (_configSslScr != null) {
-            s_logger.info("config_auth.sh found in " + _configAuthScr);
-        }
-
-        _configIpFirewallScr = Script.findScript(getDefaultScriptsDir(), "ipfirewall.sh");
-        if (_configIpFirewallScr != null) {
-            s_logger.info("_configIpFirewallScr found in " + _configIpFirewallScr);
-        }
-
-        createTemplateFromSnapshotXenScript = Script.findScript(getDefaultScriptsDir(), "create_privatetemplate_from_snapshot_xen.sh");
-        if (createTemplateFromSnapshotXenScript == null) {
-            throw new ConfigurationException("create_privatetemplate_from_snapshot_xen.sh not found in " + getDefaultScriptsDir());
-        }
-
-        _role = (String)params.get("role");
-        if (_role == null) {
-            _role = SecondaryStorageVm.Role.templateProcessor.toString();
-        }
-        s_logger.info("Secondary storage runs in role " + _role);
-
-        _guid = (String)params.get("guid");
-        if (_guid == null) {
-            throw new ConfigurationException("Unable to find the guid");
-        }
-
-        _dc = (String)params.get("zone");
-        if (_dc == null) {
-            throw new ConfigurationException("Unable to find the zone");
-        }
-        _pod = (String)params.get("pod");
-
-        _instance = (String)params.get("instance");
-
-        if (!_inSystemVM) {
-            _parent = (String)params.get("mount.path");
-        }
-
-        if (_inSystemVM) {
-            _localgw = (String)params.get("localgw");
-            if (_localgw != null) { // can only happen inside service vm
-                String mgmtHost = (String)params.get("host");
-                addRouteToInternalIpOrCidr(_localgw, _eth1ip, _eth1mask, mgmtHost);
-
-                String internalDns1 = (String)params.get("internaldns1");
-                if (internalDns1 == null) {
-                    s_logger.warn("No DNS entry found during configuration of NfsSecondaryStorage");
-                } else {
-                    addRouteToInternalIpOrCidr(_localgw, _eth1ip, _eth1mask, internalDns1);
-                }
-
-                String internalDns2 = (String)params.get("internaldns2");
-                if (internalDns2 != null) {
-                    addRouteToInternalIpOrCidr(_localgw, _eth1ip, _eth1mask, internalDns2);
-                }
-
-            }
-
-            startAdditionalServices();
-            _params.put("install.numthreads", "50");
-            _params.put("secondary.storage.vm", "true");
-        }
-
-        try {
-            _params.put(StorageLayer.InstanceConfigKey, _storage);
-            _dlMgr = new DownloadManagerImpl();
-            _dlMgr.configure("DownloadManager", _params);
-            _upldMgr = new UploadManagerImpl();
-            _upldMgr.configure("UploadManager", params);
-        } catch (ConfigurationException e) {
-            s_logger.warn("Caught problem while configuring DownloadManager", e);
-            return false;
-        }
-        return true;
-    }
-
-    protected void configureStorageLayerClass(Map<String, Object> params) throws ConfigurationException {
-        String value;
-        if (_storage == null) {
-            value = (String)params.get(StorageLayer.ClassConfigKey);
-            if (value == null) {
-                value = "com.cloud.storage.JavaStorageLayer";
-            }
-
-            try {
-                Class<?> clazz = Class.forName(value);
-                _storage = (StorageLayer)clazz.newInstance();
-                _storage.configure("

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