| /* |
| * 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.servicecomb.pack.alpha.spec.tcc.db.service; |
| |
| import java.lang.invoke.MethodHandles; |
| import java.util.Date; |
| import org.apache.servicecomb.pack.alpha.spec.tcc.db.callback.TccCallbackEngine; |
| import org.apache.servicecomb.pack.alpha.spec.tcc.db.jpa.GlobalTxEvent; |
| import org.apache.servicecomb.pack.alpha.spec.tcc.db.jpa.ParticipatedEvent; |
| import org.apache.servicecomb.pack.alpha.spec.tcc.db.jpa.TccTxEvent; |
| import org.apache.servicecomb.pack.alpha.spec.tcc.db.jpa.TccTxType; |
| import org.apache.servicecomb.pack.common.TransactionStatus; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.data.domain.PageRequest; |
| |
| public class TccTxEventService { |
| private static final Logger LOG = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| |
| private final TccTxEventRepository tccTxEventRepository; |
| private final TccCallbackEngine tccCallbackEngine; |
| |
| public TccTxEventService( |
| TccTxEventRepository tccTxEventRepository, |
| TccCallbackEngine tccCallbackEngine) { |
| this.tccTxEventRepository = tccTxEventRepository; |
| this.tccCallbackEngine = tccCallbackEngine; |
| } |
| |
| public boolean onTccStartedEvent(GlobalTxEvent globalTxEvent) { |
| LOG.info("Registered TccStarted event, global tx: {}, local tx: {}, parent id: {}, " |
| + "txType: {}, service [{}] instanceId [{}]", |
| globalTxEvent.getGlobalTxId(), globalTxEvent.getLocalTxId(), globalTxEvent.getParentTxId(), |
| globalTxEvent.getTxType(), globalTxEvent.getServiceName(), globalTxEvent.getInstanceId()); |
| try { |
| if (!tccTxEventRepository.findByUniqueKey(globalTxEvent.getGlobalTxId(), globalTxEvent.getLocalTxId(), |
| TccTxType.valueOf(globalTxEvent.getTxType())).isPresent()) { |
| tccTxEventRepository.saveGlobalTxEvent(globalTxEvent); |
| } |
| } catch (Exception ex) { |
| LOG.warn("Add globalTxEvent triggered exception, globalTxId:{}, localTxId:{}, txType:{}, ", |
| globalTxEvent.getGlobalTxId(), globalTxEvent.getLocalTxId(), globalTxEvent.getTxType(), ex); |
| return false; |
| } |
| return true; |
| } |
| |
| public boolean onParticipationStartedEvent(ParticipatedEvent participatedEvent) { |
| LOG.info("Registered Participation started event, global tx: {}, local tx: {}, parent id: {}, " |
| + "confirm: {}, cancel: {}, status: {}, service [{}] instanceId [{}]", |
| participatedEvent.getGlobalTxId(), participatedEvent.getLocalTxId(), participatedEvent.getParentTxId(), |
| participatedEvent.getConfirmMethod(), participatedEvent.getCancelMethod(), participatedEvent.getStatus(), |
| participatedEvent.getServiceName(), participatedEvent.getInstanceId()); |
| try { |
| if (!tccTxEventRepository.findByUniqueKey(participatedEvent.getGlobalTxId(), participatedEvent.getLocalTxId(), TccTxType.P_TX_STATED).isPresent()) { |
| tccTxEventRepository.saveParticipatedEvent(participatedEvent); |
| } |
| } catch (Exception ex) { |
| LOG.warn("Add participateEvent triggered exception, globalTxId:{}, localTxId:{}, ", |
| participatedEvent.getGlobalTxId(), participatedEvent.getLocalTxId(), ex); |
| return false; |
| } |
| return true; |
| } |
| |
| public boolean onParticipationEndedEvent(ParticipatedEvent participatedEvent) { |
| LOG.info("Registered Participation ended event, global tx: {}, local tx: {}, parent id: {}, " |
| + "confirm: {}, cancel: {}, status: {}, service [{}] instanceId [{}]", |
| participatedEvent.getGlobalTxId(), participatedEvent.getLocalTxId(), participatedEvent.getParentTxId(), |
| participatedEvent.getConfirmMethod(), participatedEvent.getCancelMethod(), participatedEvent.getStatus(), |
| participatedEvent.getServiceName(), participatedEvent.getInstanceId()); |
| try { |
| if (!tccTxEventRepository.findByUniqueKey(participatedEvent.getGlobalTxId(), participatedEvent.getLocalTxId(), TccTxType.P_TX_ENDED).isPresent()) { |
| tccTxEventRepository.updateParticipatedEventStatus(participatedEvent); |
| } |
| } catch (Exception ex) { |
| LOG.warn("Add participateEvent triggered exception, globalTxId:{}, localTxId:{}, ", |
| participatedEvent.getGlobalTxId(), participatedEvent.getLocalTxId(), ex); |
| return false; |
| } |
| return true; |
| } |
| |
| public boolean onTccEndedEvent(GlobalTxEvent globalTxEvent) { |
| LOG.info("Registered TccEnded event, global tx: {}, local tx: {}, parent id: {}, " |
| + "txType: {}, service [{}] instanceId [{}]", |
| globalTxEvent.getGlobalTxId(), globalTxEvent.getLocalTxId(), globalTxEvent.getParentTxId(), |
| globalTxEvent.getTxType(), globalTxEvent.getServiceName(), globalTxEvent.getInstanceId()); |
| try { |
| tccTxEventRepository.saveGlobalTxEvent(globalTxEvent); |
| } catch (Exception ex) { |
| LOG.warn("Add globalTxEvent triggered exception, globalTxId:{}, localTxId:{}, txType:{}, ", |
| globalTxEvent.getGlobalTxId(), globalTxEvent.getLocalTxId(), globalTxEvent.getTxType(), ex); |
| return false; |
| } |
| // Just return the execution result back |
| return tccCallbackEngine.execute(globalTxEvent); |
| } |
| |
| public boolean onCoordinatedEvent(TccTxEvent tccTxEvent) { |
| LOG.info("Registered Coordinate event, global tx: {}, local tx: {}, parent id: {}, " |
| + "txType: {}, service [{}] instanceId [{}]", |
| tccTxEvent.getGlobalTxId(), tccTxEvent.getLocalTxId(), tccTxEvent.getParentTxId(), |
| tccTxEvent.getTxType(), tccTxEvent.getServiceName(), tccTxEvent.getInstanceId()); |
| try { |
| tccTxEventRepository.coordinated(tccTxEvent); |
| } catch (Exception ex) { |
| LOG.warn("Add coordinatedEvent triggered exception, globalTxId:{}, localTxId:{} ", |
| tccTxEvent.getGlobalTxId(), tccTxEvent.getLocalTxId(), ex); |
| return false; |
| } |
| return true; |
| } |
| |
| public void handleTimeoutTx(Date deadLine, int size) { |
| tccTxEventRepository.findTimeoutGlobalTx(deadLine, TccTxType.STARTED.name(), PageRequest.of(0, size)) |
| .ifPresent(e -> e.forEach(t -> { |
| GlobalTxEvent globalTxEvent = new GlobalTxEvent( |
| t.getServiceName(), |
| t.getInstanceId(), |
| t.getGlobalTxId(), |
| t.getLocalTxId(), |
| t.getParentTxId(), |
| TccTxType.END_TIMEOUT.name(), |
| TransactionStatus.Failed.name()); |
| onTccEndedEvent(globalTxEvent); |
| })); |
| } |
| |
| public void clearCompletedGlobalTx(int size) { |
| tccTxEventRepository.clearCompletedGlobalTx(PageRequest.of(0, size)); |
| } |
| } |