| /** |
| * 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.hadoop.hdfs.web; |
| |
| import java.io.IOException; |
| import java.net.HttpURLConnection; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.net.URL; |
| import java.security.PrivilegedExceptionAction; |
| import java.util.Map; |
| |
| import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier; |
| import org.apache.hadoop.security.token.Token; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hdfs.DFSConfigKeys; |
| import org.apache.hadoop.hdfs.web.resources.HttpOpParam; |
| import org.apache.hadoop.hdfs.web.resources.Param; |
| import org.apache.hadoop.security.UserGroupInformation; |
| |
| public class WebHdfsTestUtil { |
| public static final Logger LOG = |
| LoggerFactory.getLogger(WebHdfsTestUtil.class); |
| |
| public static Configuration createConf() { |
| final Configuration conf = new Configuration(); |
| return conf; |
| } |
| |
| public static WebHdfsFileSystem getWebHdfsFileSystem( |
| final Configuration conf, String scheme) throws IOException, |
| URISyntaxException { |
| final String uri; |
| |
| if (WebHdfsConstants.WEBHDFS_SCHEME.equals(scheme)) { |
| uri = WebHdfsConstants.WEBHDFS_SCHEME + "://" |
| + conf.get(DFSConfigKeys.DFS_NAMENODE_HTTP_ADDRESS_KEY); |
| } else if (WebHdfsConstants.SWEBHDFS_SCHEME.equals(scheme)) { |
| uri = WebHdfsConstants.SWEBHDFS_SCHEME + "://" |
| + conf.get(DFSConfigKeys.DFS_NAMENODE_HTTPS_ADDRESS_KEY); |
| } else { |
| throw new IllegalArgumentException("unknown scheme:" + scheme); |
| } |
| return (WebHdfsFileSystem)FileSystem.get(new URI(uri), conf); |
| } |
| |
| public static WebHdfsFileSystem getWebHdfsFileSystemAs( |
| final UserGroupInformation ugi, final Configuration conf |
| ) throws IOException, InterruptedException { |
| return getWebHdfsFileSystemAs(ugi, conf, WebHdfsConstants.WEBHDFS_SCHEME); |
| } |
| |
| public static WebHdfsFileSystem getWebHdfsFileSystemAs( |
| final UserGroupInformation ugi, final Configuration conf, String scheme |
| ) throws IOException, InterruptedException { |
| return ugi.doAs(new PrivilegedExceptionAction<WebHdfsFileSystem>() { |
| @Override |
| public WebHdfsFileSystem run() throws Exception { |
| return getWebHdfsFileSystem(conf, WebHdfsConstants.WEBHDFS_SCHEME); |
| } |
| }); |
| } |
| |
| public static URL toUrl(final WebHdfsFileSystem webhdfs, |
| final HttpOpParam.Op op, final Path fspath, |
| final Param<?,?>... parameters) throws IOException { |
| final URL url = webhdfs.toUrl(op, fspath, parameters); |
| WebHdfsTestUtil.LOG.info("url=" + url); |
| return url; |
| } |
| |
| public static HttpURLConnection openConnection(URL url, Configuration conf) |
| throws IOException { |
| URLConnectionFactory connectionFactory = |
| URLConnectionFactory.newDefaultURLConnectionFactory(60000, 60000, conf); |
| return (HttpURLConnection) connectionFactory.openConnection(url); |
| } |
| |
| public static int sendRequest(final HttpURLConnection conn) |
| throws IOException { |
| conn.connect(); |
| return conn.getResponseCode(); |
| } |
| |
| public static Map<?, ?> getAndParseResponse(final HttpURLConnection conn) |
| throws IOException { |
| return WebHdfsFileSystem.jsonParse(conn, false); |
| } |
| |
| public static Token<DelegationTokenIdentifier> convertJsonToDelegationToken( |
| Map<?, ?> json) throws IOException { |
| return JsonUtilClient.toDelegationToken(json); |
| } |
| } |