| /** |
| * 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.yarn.server.timeline.webapp; |
| |
| import java.util.Map; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.http.FilterContainer; |
| import org.apache.hadoop.http.FilterInitializer; |
| |
| public class CrossOriginFilterInitializer extends FilterInitializer { |
| |
| public static final String PREFIX = |
| "yarn.timeline-service.http-cross-origin."; |
| |
| @Override |
| public void initFilter(FilterContainer container, Configuration conf) { |
| |
| container.addGlobalFilter("Cross Origin Filter", |
| CrossOriginFilter.class.getName(), getFilterParameters(conf)); |
| } |
| |
| static Map<String, String> getFilterParameters(Configuration conf) { |
| return conf.getValByRegex(PREFIX); |
| } |
| } |
