Jakob Homan created HDFS-8542: --------------------------------- Summary: WebHDFS getHomeDirectory behavior does not match specification Key: HDFS-8542 URL: https://issues.apache.org/jira/browse/HDFS-8542 Project: Hadoop HDFS Issue Type: Bug Components: webhdfs Affects Versions: 2.6.0 Reporter: Jakob Homan
Per the [spec|https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-hdfs/WebHDFS.html#Get_Home_Directory], WebHDFS provides a REST endpoint for getting the user's home directory: {noformat}Submit a HTTP GET request. curl -i "http://<HOST>:<PORT>/webhdfs/v1/?op=GETHOMEDIRECTORY"{noformat} However, WebHDFSFileSystem.java does not use this, instead building the home [directory locally|https://github.com/apache/hadoop/blob/trunk/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/web/WebHdfsFileSystem.java#L271]: {code} /** @return the home directory. */ public static String getHomeDirectoryString(final UserGroupInformation ugi) { return "/user/" + ugi.getShortUserName(); } @Override public Path getHomeDirectory() { return makeQualified(new Path(getHomeDirectoryString(ugi))); }{code} The WebHDFSFileSystem client should call to the REST service to determine the home directory. -- This message was sent by Atlassian JIRA (v6.3.4#6332)