| /* |
| * 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.solr.handler.admin; |
| |
| import java.io.IOException; |
| import java.lang.invoke.MethodHandles; |
| import java.util.Collections; |
| |
| import org.apache.solr.common.SolrException; |
| import org.apache.solr.common.cloud.ZkStateReader; |
| import org.apache.solr.common.util.Utils; |
| import org.apache.solr.core.CoreContainer; |
| import org.apache.solr.response.SolrQueryResponse; |
| import org.apache.solr.common.util.CommandOperation; |
| import org.apache.zookeeper.KeeperException; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import static org.apache.solr.common.SolrException.ErrorCode.SERVER_ERROR; |
| import static org.apache.solr.common.cloud.ZkStateReader.SOLR_SECURITY_CONF_PATH; |
| |
| /** |
| * Security Configuration Handler which works with Zookeeper |
| */ |
| public class SecurityConfHandlerZk extends SecurityConfHandler { |
| private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| public SecurityConfHandlerZk(CoreContainer coreContainer) { |
| super(coreContainer); |
| } |
| |
| /** |
| * Fetches security props from Zookeeper and adds version |
| * @param getFresh refresh from ZK |
| * @return SecurityConfig whose data property either contains security.json, or an empty map if not found |
| */ |
| @Override |
| public SecurityConfig getSecurityConfig(boolean getFresh) { |
| ZkStateReader.ConfigData configDataFromZk = cores.getZkController().getZkStateReader().getSecurityProps(getFresh); |
| return configDataFromZk == null ? |
| new SecurityConfig() : |
| new SecurityConfig().setData(configDataFromZk.data).setVersion(configDataFromZk.version); |
| } |
| |
| @Override |
| protected void getConf(SolrQueryResponse rsp, String key) { |
| ZkStateReader.ConfigData map = cores.getZkController().getZkStateReader().getSecurityProps(false); |
| Object o = map == null ? null : map.data.get(key); |
| if (o == null) { |
| rsp.add(CommandOperation.ERR_MSGS, Collections.singletonList("No " + key + " configured")); |
| } else { |
| rsp.add(key+".enabled", getPlugin(key)!=null); |
| rsp.add(key, o); |
| } |
| } |
| |
| @Override |
| protected boolean persistConf(SecurityConfig securityConfig) throws IOException { |
| try { |
| cores.getZkController().getZkClient().setData(SOLR_SECURITY_CONF_PATH, |
| Utils.toJSON(securityConfig.getData()), |
| securityConfig.getVersion(), true); |
| log.debug("Persisted security.json to {}", SOLR_SECURITY_CONF_PATH); |
| return true; |
| } catch (KeeperException.BadVersionException bdve){ |
| log.warn("Failed persisting security.json to {}", SOLR_SECURITY_CONF_PATH, bdve); |
| return false; |
| } catch (Exception e) { |
| throw new SolrException(SERVER_ERROR, "Unable to persist security.json", e); |
| } |
| } |
| |
| @Override |
| public String getDescription() { |
| return "Edit or read security configuration from Zookeeper"; |
| } |
| |
| } |