| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed 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 com.android.tradefed.cluster; |
| |
| import com.android.loganalysis.util.ArrayUtil; |
| import com.android.tradefed.log.LogUtil.CLog; |
| import com.android.tradefed.util.CommandResult; |
| import com.android.tradefed.util.CommandStatus; |
| import com.android.tradefed.util.FileUtil; |
| import com.android.tradefed.util.IRunUtil; |
| import com.android.tradefed.util.RunUtil; |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.URL; |
| import java.util.List; |
| |
| /** A class to download test resource files from file system/GCS/HTTP. */ |
| public class TestResourceDownloader { |
| |
| private static final long DOWNLOAD_TIMEOUT_MS = 30 * 60 * 1000; |
| private static final long RETRY_INTERVAL_MS = 10 * 1000; |
| private static final int MAX_RETRY_COUNT = 2; |
| |
| private final File mRootDir; |
| private IRunUtil mRunUtil = null; |
| |
| public TestResourceDownloader(final File rootDir) { |
| mRootDir = rootDir; |
| } |
| |
| public File download(TestResource resource) throws IOException { |
| final URL url = new URL(resource.getUrl()); |
| final String protocol = url.getProtocol(); |
| final File dest = new File(mRootDir, resource.getName()); |
| final File parent = dest.getParentFile(); |
| if (!parent.exists()) { |
| parent.mkdirs(); |
| } |
| if ("file".equals(protocol)) { |
| final File src = new File(resource.getUrl().substring(6)); |
| FileUtil.hardlinkFile(src, dest); |
| return dest; |
| } |
| |
| final List<String> cmdArgs = buildDownloadCommandArgs(url, dest); |
| final CommandResult result = |
| getRunUtil() |
| .runTimedCmdRetry( |
| DOWNLOAD_TIMEOUT_MS, |
| RETRY_INTERVAL_MS, |
| MAX_RETRY_COUNT + 1, |
| cmdArgs.toArray(new String[0])); |
| if (!result.getStatus().equals(CommandStatus.SUCCESS)) { |
| final String msg = |
| String.format( |
| "Failed to download %s: command status=%s", url, result.getStatus()); |
| CLog.e(msg); |
| CLog.e("stdout:\n'''\n%s'''\n", result.getStdout()); |
| CLog.d("stderr:\n'''\n%s'''\n", result.getStderr()); |
| throw new RuntimeException(msg); |
| } |
| return dest; |
| } |
| |
| /** Build a list of command line arguments to download a file. */ |
| private List<String> buildDownloadCommandArgs(URL url, File file) { |
| final String protocol = url.getProtocol(); |
| if ("gs".equals(protocol)) { |
| // FIXME: Check whether gsutil is available on a host. |
| return ArrayUtil.list("gsutil", "cp", url.toString(), file.getAbsolutePath()); |
| } |
| if ("http".equals(protocol) || "https".equals(protocol)) { |
| // FIXME: Check whether curl is available on a host. |
| // Add -L option to handle redirect. |
| return ArrayUtil.list("curl", "-o", file.getAbsolutePath(), "-fL", url.toString()); |
| } |
| throw new UnsupportedOperationException("protocol " + protocol + " is not supported"); |
| } |
| |
| IRunUtil getRunUtil() { |
| if (mRunUtil == null) { |
| mRunUtil = new RunUtil(); |
| } |
| return mRunUtil; |
| } |
| } |