| // |
| // 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.direct.download; |
| |
| import com.cloud.utils.Pair; |
| import com.cloud.utils.UriUtils; |
| import com.cloud.utils.exception.CloudRuntimeException; |
| import com.cloud.utils.script.Script; |
| |
| import java.io.File; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.util.List; |
| import java.util.UUID; |
| |
| public class NfsDirectTemplateDownloader extends DirectTemplateDownloaderImpl { |
| |
| private String srcHost; |
| private String srcPath; |
| |
| private static final String mountCommand = "mount -t nfs %s %s"; |
| |
| /** |
| * Parse url and set srcHost and srcPath |
| */ |
| private void parseUrl() { |
| URI uri = null; |
| String url = getUrl(); |
| try { |
| uri = new URI(UriUtils.encodeURIComponent(url)); |
| if (uri.getScheme() != null && uri.getScheme().equalsIgnoreCase("nfs")) { |
| srcHost = uri.getHost(); |
| srcPath = uri.getPath(); |
| } |
| } catch (URISyntaxException e) { |
| throw new CloudRuntimeException("Invalid NFS url " + url + " caused error: " + e.getMessage()); |
| } |
| } |
| |
| protected NfsDirectTemplateDownloader(String url) { |
| this(url, null, null, null, null); |
| } |
| |
| public NfsDirectTemplateDownloader(String url, String destPool, Long templateId, String checksum, |
| String downloadPath) { |
| super(url, destPool, templateId, checksum, downloadPath, false); |
| parseUrl(); |
| } |
| |
| @Override |
| public Pair<Boolean, String> downloadTemplate() { |
| String mountSrcUuid = UUID.randomUUID().toString(); |
| String mount = String.format(mountCommand, srcHost + ":" + srcPath, "/mnt/" + mountSrcUuid); |
| Script.runSimpleBashScript(mount); |
| String downloadDir = getDestPoolPath() + File.separator + getDirectDownloadTempPath(getTemplateId()); |
| setDownloadedFilePath(downloadDir + File.separator + getFileNameFromUrl()); |
| Script.runSimpleBashScript("cp /mnt/" + mountSrcUuid + srcPath + " " + getDownloadedFilePath()); |
| Script.runSimpleBashScript("umount /mnt/" + mountSrcUuid); |
| return new Pair<>(true, getDownloadedFilePath()); |
| } |
| |
| @Override |
| public boolean checkUrl(String url) { |
| try { |
| parseUrl(); |
| return true; |
| } catch (CloudRuntimeException e) { |
| s_logger.error(String.format("Cannot check URL %s is reachable due to: %s", url, e.getMessage()), e); |
| return false; |
| } |
| } |
| |
| @Override |
| public Long getRemoteFileSize(String url, String format) { |
| return null; |
| } |
| |
| @Override |
| public List<String> getMetalinkUrls(String metalinkUrl) { |
| return null; |
| } |
| |
| @Override |
| public List<String> getMetalinkChecksums(String metalinkUrl) { |
| return null; |
| } |
| } |