| /** |
| * 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.slider.server.appmaster.web; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.http.FilterContainer; |
| import org.apache.hadoop.http.FilterInitializer; |
| import org.apache.hadoop.http.HttpConfig; |
| import org.apache.hadoop.yarn.api.ApplicationConstants; |
| import org.apache.hadoop.yarn.conf.YarnConfiguration; |
| import org.apache.hadoop.yarn.webapp.util.WebAppUtils; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| public class SliderAmFilterInitializer extends FilterInitializer { |
| private static final String FILTER_NAME = "AM_PROXY_FILTER"; |
| private static final String FILTER_CLASS = SliderAmIpFilter.class.getCanonicalName(); |
| private static final String HTTPS_PREFIX = "https://"; |
| private static final String HTTP_PREFIX = "http://"; |
| private Configuration configuration; |
| |
| public static final String NAME = |
| "org.apache.slider.server.appmaster.web.SliderAmFilterInitializer"; |
| |
| @Override |
| public void initFilter(FilterContainer container, Configuration conf) { |
| configuration = conf; |
| Map<String, String> params = new HashMap<>(); |
| String proxy = WebAppUtils.getProxyHostAndPort(conf); |
| String[] parts = proxy.split(":"); |
| params.put(SliderAmIpFilter.PROXY_HOST, parts[0]); |
| // todo: eventually call WebAppUtils.getHttpSchemePrefix |
| params.put(SliderAmIpFilter.PROXY_URI_BASE, getHttpSchemePrefix() |
| + proxy + getApplicationWebProxyBase()); |
| params.put(SliderAmIpFilter.WS_CONTEXT_ROOT, |
| conf.get(SliderAmIpFilter.WS_CONTEXT_ROOT)); |
| container.addFilter(FILTER_NAME, FILTER_CLASS, params); |
| } |
| |
| @VisibleForTesting |
| protected String getApplicationWebProxyBase() { |
| return System.getenv(ApplicationConstants.APPLICATION_WEB_PROXY_BASE_ENV); |
| } |
| |
| private String getHttpSchemePrefix() { |
| return HttpConfig.Policy.HTTPS_ONLY == |
| HttpConfig.Policy.fromString(configuration |
| .get( |
| YarnConfiguration.YARN_HTTP_POLICY_KEY, |
| YarnConfiguration.YARN_HTTP_POLICY_DEFAULT)) |
| ? HTTPS_PREFIX : HTTP_PREFIX; |
| } |
| } |