| /* |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.knox.gateway.topology.discovery.ambari; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| |
| public class SparkThriftServerUIServiceURLCreator extends SparkCommonServiceURLCreator { |
| |
| private static final String RESOURCE_ROLE = "THRIFTSERVERUI"; |
| |
| @Override |
| public void init(AmbariCluster cluster) { |
| super.init(cluster); |
| primaryComponentName = "SPARK_THRIFTSERVER"; |
| secondaryComponentName = "SPARK2_THRIFTSERVER"; |
| portConfigProperty = "hive.server2.thrift.http.port"; |
| } |
| |
| @Override |
| public String getTargetService() { |
| return RESOURCE_ROLE; |
| } |
| |
| @Override |
| public List<String> create(String service, Map<String, String> serviceParams) { |
| List<String> thriftURLs = new ArrayList<>(); |
| |
| // Discover the URLs using the common mechanism |
| List<String> urls = super.create(service, serviceParams); |
| |
| // If at least one URL was discovered, validate the transport mode, and append the endpoint path if configured |
| if (urls != null && !urls.isEmpty()) { |
| AmbariComponent comp = cluster.getComponent(primaryComponentName); |
| if (comp == null) { |
| comp = cluster.getComponent(secondaryComponentName); |
| } |
| |
| if (comp != null) { |
| String transportMode = comp.getConfigProperty("hive.server2.transport.mode"); |
| if ("http".equalsIgnoreCase(transportMode)) { |
| String endpoint = comp.getConfigProperty("hive.server2.http.endpoint"); |
| for (String url : urls) { |
| thriftURLs.add(url + (endpoint != null ? "/" + endpoint : "")); |
| } |
| } |
| } |
| } |
| |
| return thriftURLs; |
| } |
| } |