| /** |
| * 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.hdfsproxy; |
| |
| import javax.servlet.http.HttpServletRequest; |
| |
| import org.apache.hadoop.security.UserGroupInformation; |
| |
| |
| public class ProxyFileForward extends ProxyForwardServlet { |
| /** For java.io.Serializable */ |
| private static final long serialVersionUID = 1L; |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected String buildForwardPath(HttpServletRequest request, String pathInfo) { |
| String path = "/streamFile"; |
| path += "?filename=" + request.getPathInfo(); |
| String userID = (String) request. |
| getAttribute("org.apache.hadoop.hdfsproxy.authorized.userID"); |
| UserGroupInformation ugi = ProxyUtil.getProxyUGIFor(userID); |
| if (ugi != null) { |
| path += "&ugi=" + ugi.getShortUserName(); |
| } |
| return path; |
| } |
| |
| } |