| // 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.cloudstack.ha; |
| |
| import com.cloud.api.response.SimulatorHAStateResponse; |
| import com.google.common.collect.EvictingQueue; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Queue; |
| |
| public final class SimulatorHAState { |
| private boolean healthy; |
| private boolean activity; |
| private boolean recover; |
| private boolean fence; |
| private Queue<SimulatorHAStateResponse> stateTransitions = EvictingQueue.create(100); |
| |
| public SimulatorHAState(boolean healthy, boolean activity, boolean recover, boolean fence) { |
| this.healthy = healthy; |
| this.activity = activity; |
| this.recover = recover; |
| this.fence = fence; |
| } |
| |
| public boolean isHealthy() { |
| return healthy; |
| } |
| |
| public void setHealthy(boolean healthy) { |
| this.healthy = healthy; |
| } |
| |
| public boolean hasActivity() { |
| return activity; |
| } |
| |
| public void setActivity(boolean activity) { |
| this.activity = activity; |
| } |
| |
| public boolean canRecover() { |
| return recover; |
| } |
| |
| public void setRecover(boolean recover) { |
| this.recover = recover; |
| } |
| |
| public boolean canFenced() { |
| return fence; |
| } |
| |
| public void setFence(boolean fence) { |
| this.fence = fence; |
| } |
| |
| public boolean addStateTransition(final HAConfig.HAState newHaState, final HAConfig.HAState oldHaState, final HAConfig.Event event, final HAResourceCounter counter) { |
| final SimulatorHAStateResponse stateResponse = new SimulatorHAStateResponse(); |
| stateResponse.setHaState(newHaState); |
| stateResponse.setPreviousHaState(oldHaState); |
| stateResponse.setHaEvent(event); |
| if (counter != null) { |
| stateResponse.setActivityCounter(counter.getActivityCheckCounter()); |
| stateResponse.setRecoveryCounter(counter.getRecoveryCounter()); |
| } |
| stateResponse.setObjectName("hastatetransition"); |
| return stateTransitions.add(stateResponse); |
| } |
| |
| public List<SimulatorHAStateResponse> listRecentStateTransitions() { |
| return new ArrayList<>(stateTransitions); |
| } |
| } |