| /* |
| * 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 static org.apache.geode.internal.security.IntegratedSecurityService.CREDENTIALS_SESSION_ATTRIBUTE; |
| |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.Set; |
| import java.util.stream.Stream; |
| |
| import org.apache.shiro.subject.Subject; |
| import org.springframework.shell.core.annotation.CliCommand; |
| import org.springframework.shell.core.annotation.CliOption; |
| |
| import org.apache.geode.distributed.DistributedMember; |
| 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.CliAroundInterceptor; |
| import org.apache.geode.management.internal.cli.GfshParseResult; |
| import org.apache.geode.management.internal.cli.functions.CliFunctionResult; |
| import org.apache.geode.management.internal.cli.functions.UserFunctionExecution; |
| import org.apache.geode.management.internal.cli.i18n.CliStrings; |
| import org.apache.geode.management.internal.cli.result.model.ResultModel; |
| import org.apache.geode.management.internal.cli.result.model.TabularResultModel; |
| |
| public class ExecuteFunctionCommand extends GfshCommand { |
| @CliCommand(value = CliStrings.EXECUTE_FUNCTION, help = CliStrings.EXECUTE_FUNCTION__HELP) |
| @CliMetaData(relatedTopic = {CliStrings.TOPIC_GEODE_FUNCTION}, |
| interceptor = "org.apache.geode.management.internal.cli.commands.ExecuteFunctionCommand$ExecuteFunctionCommandInterceptor") |
| public ResultModel executeFunction( |
| @CliOption(key = CliStrings.EXECUTE_FUNCTION__ID, mandatory = true, |
| help = CliStrings.EXECUTE_FUNCTION__ID__HELP) String functionId, |
| @CliOption(key = {CliStrings.GROUP, CliStrings.GROUPS}, |
| optionContext = ConverterHint.MEMBERGROUP, |
| help = CliStrings.EXECUTE_FUNCTION__ONGROUPS__HELP) String[] onGroups, |
| @CliOption(key = {CliStrings.MEMBER, CliStrings.MEMBERS}, |
| optionContext = ConverterHint.MEMBERIDNAME, |
| help = CliStrings.EXECUTE_FUNCTION__ONMEMBER__HELP) String[] onMembers, |
| @CliOption(key = CliStrings.EXECUTE_FUNCTION__ONREGION, |
| optionContext = ConverterHint.REGION_PATH, |
| help = CliStrings.EXECUTE_FUNCTION__ONREGION__HELP) String onRegion, |
| @CliOption(key = CliStrings.EXECUTE_FUNCTION__ARGUMENTS, |
| help = CliStrings.EXECUTE_FUNCTION__ARGUMENTS__HELP) String[] arguments, |
| @CliOption(key = CliStrings.EXECUTE_FUNCTION__RESULTCOLLECTOR, |
| help = CliStrings.EXECUTE_FUNCTION__RESULTCOLLECTOR__HELP) String resultCollector, |
| @CliOption(key = CliStrings.EXECUTE_FUNCTION__FILTER, |
| help = CliStrings.EXECUTE_FUNCTION__FILTER__HELP) String filterString) { |
| |
| ResultModel resultModel = new ResultModel(); |
| TabularResultModel resultTable = resultModel.addTable("Table1"); |
| String headerText = "Execution summary"; |
| resultTable.setHeader(headerText); |
| |
| // when here, the options are already parsed and validated |
| // find out the members this function need to be executed on |
| Set<DistributedMember> dsMembers; |
| if (onRegion == null) { |
| // find the members based on the groups or members |
| dsMembers = findMembers(onGroups, onMembers); |
| } else { |
| dsMembers = findAnyMembersForRegion(onRegion); |
| } |
| |
| if (dsMembers.size() == 0) { |
| return ResultModel.createError("No members found."); |
| } |
| |
| // Build up our argument list |
| Object[] args = new Object[6]; |
| args[0] = functionId; |
| if (filterString != null) { |
| args[1] = filterString; |
| } |
| if (resultCollector != null) { |
| args[2] = resultCollector; |
| } |
| if (arguments != null && arguments.length > 0) { |
| args[3] = ""; |
| for (String str : arguments) { |
| // send via CSV separated value format |
| if (str != null) { |
| args[3] = args[3] + str + ","; |
| } |
| } |
| } |
| args[4] = onRegion; |
| |
| Subject currentUser = getSubject(); |
| if (currentUser != null) { |
| args[5] = currentUser.getSession().getAttribute(CREDENTIALS_SESSION_ATTRIBUTE); |
| } else { |
| args[5] = null; |
| } |
| |
| // Execute function and aggregate results |
| List<CliFunctionResult> results = |
| executeAndGetFunctionResult(new UserFunctionExecution(), args, dsMembers); |
| |
| return ResultModel.createMemberStatusResult(results, false, false); |
| } |
| |
| @SuppressWarnings("unused") |
| public static class ExecuteFunctionCommandInterceptor implements CliAroundInterceptor { |
| @Override |
| public ResultModel preExecution(GfshParseResult parseResult) { |
| String onRegion = parseResult.getParamValueAsString(CliStrings.EXECUTE_FUNCTION__ONREGION); |
| String onMember = parseResult.getParamValueAsString(CliStrings.MEMBER); |
| String onGroup = parseResult.getParamValueAsString(CliStrings.GROUP); |
| String filter = parseResult.getParamValueAsString(CliStrings.EXECUTE_FUNCTION__FILTER); |
| |
| boolean moreThanOne = |
| Stream.of(onRegion, onMember, onGroup).filter(Objects::nonNull).count() > 1; |
| |
| ResultModel result = new ResultModel(); |
| if (moreThanOne) { |
| return ResultModel.createError(CliStrings.EXECUTE_FUNCTION__MSG__OPTIONS); |
| } |
| |
| if (onRegion == null && filter != null) { |
| return ResultModel.createError( |
| CliStrings.EXECUTE_FUNCTION__MSG__MEMBER_SHOULD_NOT_HAVE_FILTER_FOR_EXECUTION); |
| } |
| |
| return result; |
| } |
| } |
| } |