| /* |
| * 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.geode.management.internal.cli.commands; |
| |
| import java.io.File; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.logging.log4j.Logger; |
| import org.apache.shiro.subject.Subject; |
| import org.springframework.shell.core.annotation.CliCommand; |
| import org.springframework.shell.core.annotation.CliOption; |
| |
| import org.apache.geode.cache.Cache; |
| import org.apache.geode.cache.execute.FunctionService; |
| import org.apache.geode.cache.execute.ResultCollector; |
| import org.apache.geode.cache.query.QueryInvalidException; |
| import org.apache.geode.cache.query.internal.CompiledValue; |
| import org.apache.geode.cache.query.internal.QCompiler; |
| import org.apache.geode.distributed.DistributedMember; |
| import org.apache.geode.internal.cache.InternalCache; |
| import org.apache.geode.internal.logging.LogService; |
| import org.apache.geode.management.cli.CliMetaData; |
| import org.apache.geode.management.cli.ConverterHint; |
| import org.apache.geode.management.cli.GfshCommand; |
| import org.apache.geode.management.internal.cli.CliUtil; |
| import org.apache.geode.management.internal.cli.domain.DataCommandRequest; |
| import org.apache.geode.management.internal.cli.domain.DataCommandResult; |
| import org.apache.geode.management.internal.cli.functions.DataCommandFunction; |
| import org.apache.geode.management.internal.cli.i18n.CliStrings; |
| import org.apache.geode.management.internal.cli.remote.CommandExecutionContext; |
| import org.apache.geode.management.internal.cli.result.model.ResultModel; |
| import org.apache.geode.security.ResourcePermission.Operation; |
| import org.apache.geode.security.ResourcePermission.Resource; |
| |
| public class QueryCommand extends GfshCommand { |
| private static final Logger logger = LogService.getLogger(); |
| |
| @CliCommand(value = "query", help = CliStrings.QUERY__HELP) |
| @CliMetaData(interceptor = "org.apache.geode.management.internal.cli.commands.QueryInterceptor") |
| public ResultModel query( |
| @CliOption(key = CliStrings.QUERY__QUERY, help = CliStrings.QUERY__QUERY__HELP, |
| mandatory = true) final String query, |
| @CliOption(key = "file", help = "File in which to output the results.", |
| optionContext = ConverterHint.FILE) final File outputFile, |
| @CliOption(key = CliStrings.QUERY__INTERACTIVE, unspecifiedDefaultValue = "false", |
| help = CliStrings.QUERY__INTERACTIVE__HELP) final boolean interactive) { |
| DataCommandResult dataResult = select(query); |
| return dataResult.toSelectCommandResult(); |
| } |
| |
| private DataCommandResult select(String query) { |
| Cache cache = getCache(); |
| DataCommandResult dataResult; |
| |
| if (StringUtils.isEmpty(query)) { |
| dataResult = DataCommandResult.createSelectInfoResult(null, null, -1, null, |
| CliStrings.QUERY__MSG__QUERY_EMPTY, false); |
| return dataResult; |
| } |
| |
| boolean limitAdded = false; |
| |
| if (!StringUtils.containsIgnoreCase(query, " limit") |
| && !StringUtils.containsIgnoreCase(query, " count(")) { |
| query = query + " limit " + CommandExecutionContext.getShellFetchSize(); |
| limitAdded = true; |
| } |
| |
| @SuppressWarnings("deprecation") |
| QCompiler compiler = new QCompiler(); |
| Set<String> regionsInQuery; |
| try { |
| CompiledValue compiledQuery = compiler.compileQuery(query); |
| Set<String> regions = new HashSet<>(); |
| compiledQuery.getRegionsInQuery(regions, null); |
| |
| // authorize data read on these regions |
| for (String region : regions) { |
| authorize(Resource.DATA, Operation.READ, region); |
| } |
| |
| regionsInQuery = Collections.unmodifiableSet(regions); |
| if (regionsInQuery.size() > 0) { |
| Set<DistributedMember> members = |
| CliUtil.getQueryRegionsAssociatedMembers(regionsInQuery, (InternalCache) cache, false); |
| if (members != null && members.size() > 0) { |
| DataCommandFunction function = new DataCommandFunction(); |
| DataCommandRequest request = new DataCommandRequest(); |
| request.setCommand(CliStrings.QUERY); |
| request.setQuery(query); |
| Subject subject = getSubject(); |
| if (subject != null) { |
| request.setPrincipal(subject.getPrincipal()); |
| } |
| dataResult = callFunctionForRegion(request, function, members); |
| dataResult.setInputQuery(query); |
| if (limitAdded) { |
| dataResult.setLimit(CommandExecutionContext.getShellFetchSize()); |
| } |
| return dataResult; |
| } else { |
| return DataCommandResult.createSelectInfoResult(null, null, -1, null, CliStrings |
| .format(CliStrings.QUERY__MSG__REGIONS_NOT_FOUND, regionsInQuery.toString()), false); |
| } |
| } else { |
| return DataCommandResult.createSelectInfoResult(null, null, -1, null, |
| CliStrings.format(CliStrings.QUERY__MSG__INVALID_QUERY, |
| "Region mentioned in query probably missing /"), |
| false); |
| } |
| } catch (QueryInvalidException qe) { |
| logger.error("{} Failed Error {}", query, qe.getMessage(), qe); |
| return DataCommandResult.createSelectInfoResult(null, null, -1, null, |
| CliStrings.format(CliStrings.QUERY__MSG__INVALID_QUERY, qe.getMessage()), false); |
| } |
| } |
| |
| public static DataCommandResult callFunctionForRegion(DataCommandRequest request, |
| DataCommandFunction putfn, Set<DistributedMember> members) { |
| |
| if (members.size() == 1) { |
| DistributedMember member = members.iterator().next(); |
| ResultCollector collector = |
| FunctionService.onMember(member).setArguments(request).execute(putfn); |
| List list = (List) collector.getResult(); |
| Object object = list.get(0); |
| if (object instanceof Throwable) { |
| Throwable error = (Throwable) object; |
| DataCommandResult result = new DataCommandResult(); |
| result.setErorr(error); |
| result.setErrorString(error.getMessage()); |
| return result; |
| } |
| DataCommandResult result = (DataCommandResult) list.get(0); |
| result.aggregate(null); |
| return result; |
| } else { |
| ResultCollector collector = |
| FunctionService.onMembers(members).setArguments(request).execute(putfn); |
| List list = (List) collector.getResult(); |
| DataCommandResult result = null; |
| for (Object object : list) { |
| if (object instanceof Throwable) { |
| Throwable error = (Throwable) object; |
| result = new DataCommandResult(); |
| result.setErorr(error); |
| result.setErrorString(error.getMessage()); |
| return result; |
| } |
| |
| if (result == null) { |
| result = (DataCommandResult) object; |
| result.aggregate(null); |
| } else { |
| result.aggregate((DataCommandResult) object); |
| } |
| } |
| return result; |
| } |
| } |
| } |