| // |
| // 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.exception.CloudRuntimeException; |
| import org.apache.cloudstack.agent.directdownload.DirectDownloadCommand; |
| import org.apache.cloudstack.agent.directdownload.HttpDirectDownloadCommand; |
| import org.apache.cloudstack.agent.directdownload.HttpsDirectDownloadCommand; |
| import org.apache.cloudstack.agent.directdownload.MetalinkDirectDownloadCommand; |
| import org.apache.cloudstack.agent.directdownload.NfsDirectDownloadCommand; |
| import org.apache.log4j.Logger; |
| |
| public class DirectDownloadHelper { |
| |
| public static final Logger LOGGER = Logger.getLogger(DirectDownloadHelper.class.getName()); |
| |
| /** |
| * Get direct template downloader from direct download command and destination pool |
| */ |
| public static DirectTemplateDownloader getDirectTemplateDownloaderFromCommand(DirectDownloadCommand cmd, |
| String destPoolLocalPath, String temporaryDownloadPath) { |
| if (cmd instanceof HttpDirectDownloadCommand) { |
| return new HttpDirectTemplateDownloader(cmd.getUrl(), cmd.getTemplateId(), destPoolLocalPath, |
| cmd.getChecksum(), cmd.getHeaders(), cmd.getConnectTimeout(), cmd.getSoTimeout(), |
| temporaryDownloadPath, cmd.isFollowRedirects()); |
| } else if (cmd instanceof HttpsDirectDownloadCommand) { |
| return new HttpsDirectTemplateDownloader(cmd.getUrl(), cmd.getTemplateId(), destPoolLocalPath, |
| cmd.getChecksum(), cmd.getHeaders(), cmd.getConnectTimeout(), cmd.getSoTimeout(), |
| cmd.getConnectionRequestTimeout(), temporaryDownloadPath, cmd.isFollowRedirects()); |
| } else if (cmd instanceof NfsDirectDownloadCommand) { |
| return new NfsDirectTemplateDownloader(cmd.getUrl(), destPoolLocalPath, cmd.getTemplateId(), |
| cmd.getChecksum(), temporaryDownloadPath); |
| } else if (cmd instanceof MetalinkDirectDownloadCommand) { |
| return new MetalinkDirectTemplateDownloader(cmd.getUrl(), destPoolLocalPath, cmd.getTemplateId(), |
| cmd.getChecksum(), cmd.getHeaders(), cmd.getConnectTimeout(), cmd.getSoTimeout(), |
| temporaryDownloadPath, cmd.isFollowRedirects()); |
| } else { |
| throw new IllegalArgumentException("Unsupported protocol, please provide HTTP(S), NFS or a metalink"); |
| } |
| } |
| |
| public static boolean checkUrlExistence(String url, boolean followRedirects) { |
| try { |
| DirectTemplateDownloader checker = getCheckerDownloader(url, null, null, null, followRedirects); |
| return checker.checkUrl(url); |
| } catch (CloudRuntimeException e) { |
| LOGGER.error(String.format("Cannot check URL %s is reachable due to: %s", url, e.getMessage()), e); |
| return false; |
| } |
| } |
| |
| public static boolean checkUrlExistence(String url, Integer connectTimeout, Integer connectionRequestTimeout, Integer socketTimeout, boolean followRedirects) { |
| try { |
| DirectTemplateDownloader checker = getCheckerDownloader(url, connectTimeout, connectionRequestTimeout, socketTimeout, followRedirects); |
| return checker.checkUrl(url); |
| } catch (CloudRuntimeException e) { |
| LOGGER.error(String.format("Cannot check URL %s is reachable due to: %s", url, e.getMessage()), e); |
| return false; |
| } |
| } |
| |
| private static DirectTemplateDownloader getCheckerDownloader(String url, Integer connectTimeout, Integer connectionRequestTimeout, Integer socketTimeout, boolean followRedirects) { |
| if (url.toLowerCase().startsWith("https:")) { |
| return new HttpsDirectTemplateDownloader(url, connectTimeout, connectionRequestTimeout, socketTimeout, followRedirects); |
| } else if (url.toLowerCase().startsWith("http:")) { |
| return new HttpDirectTemplateDownloader(url, connectTimeout, socketTimeout, followRedirects); |
| } else if (url.toLowerCase().startsWith("nfs:")) { |
| return new NfsDirectTemplateDownloader(url); |
| } else if (url.toLowerCase().endsWith(".metalink")) { |
| return new MetalinkDirectTemplateDownloader(url, connectTimeout, socketTimeout, followRedirects); |
| } else { |
| throw new CloudRuntimeException(String.format("Cannot find a download checker for url: %s", url)); |
| } |
| } |
| |
| public static Long getFileSize(String url, String format, boolean followRedirects) { |
| DirectTemplateDownloader checker = getCheckerDownloader(url, null, null, null, followRedirects); |
| return checker.getRemoteFileSize(url, format); |
| } |
| |
| public static Long getFileSize(String url, String format, Integer connectTimeout, Integer connectionRequestTimeout, Integer socketTimeout, boolean followRedirects) { |
| DirectTemplateDownloader checker = getCheckerDownloader(url, connectTimeout, connectionRequestTimeout, socketTimeout, followRedirects); |
| return checker.getRemoteFileSize(url, format); |
| } |
| } |