| /* |
| * 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.ranger.services.kylin.client; |
| |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.commons.collections.MapUtils; |
| import org.apache.commons.lang.StringUtils; |
| import org.apache.log4j.Logger; |
| import org.apache.ranger.plugin.service.ResourceLookupContext; |
| |
| public class KylinResourceMgr { |
| |
| public static final String PROJECT = "project"; |
| |
| private static final Logger LOG = Logger.getLogger(KylinResourceMgr.class); |
| |
| public static Map<String, Object> validateConfig(String serviceName, Map<String, String> configs) throws Exception { |
| Map<String, Object> ret = null; |
| |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("==> KylinResourceMgr.validateConfig ServiceName: " + serviceName + "Configs" + configs); |
| } |
| |
| try { |
| ret = KylinClient.connectionTest(serviceName, configs); |
| } catch (Exception e) { |
| LOG.error("<== KylinResourceMgr.validateConfig Error: " + e); |
| throw e; |
| } |
| |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("<== KylinResourceMgr.validateConfig Result: " + ret); |
| } |
| return ret; |
| } |
| |
| public static List<String> getKylinResources(String serviceName, Map<String, String> configs, |
| ResourceLookupContext context) { |
| String userInput = context.getUserInput(); |
| String resource = context.getResourceName(); |
| Map<String, List<String>> resourceMap = context.getResources(); |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("==> KylinResourceMgr.getKylinResources() userInput: " + userInput + ", resource: " + resource |
| + ", resourceMap: " + resourceMap); |
| } |
| |
| if (MapUtils.isEmpty(configs)) { |
| LOG.error("Connection Config is empty!"); |
| return null; |
| } |
| |
| if (StringUtils.isEmpty(userInput)) { |
| LOG.warn("User input is empty, set default value : *"); |
| userInput = "*"; |
| } |
| |
| List<String> projectList = null; |
| if (MapUtils.isNotEmpty(resourceMap)) { |
| projectList = resourceMap.get(PROJECT); |
| } |
| |
| final KylinClient kylinClient = KylinClient.getKylinClient(serviceName, configs); |
| if (kylinClient == null) { |
| LOG.error("Failed to getKylinClient!"); |
| return null; |
| } |
| |
| List<String> resultList = null; |
| |
| resultList = kylinClient.getProjectList(userInput, projectList); |
| |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("<== KylinResourceMgr.getKylinResources() result: " + resultList); |
| } |
| return resultList; |
| } |
| |
| } |