| /* |
| * 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.ignite.internal; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| import java.util.concurrent.CountDownLatch; |
| import org.apache.ignite.IgniteException; |
| import org.apache.ignite.IgniteLogger; |
| import org.apache.ignite.cluster.ClusterNode; |
| import org.apache.ignite.internal.managers.discovery.DiscoveryCustomMessage; |
| import org.apache.ignite.internal.managers.discovery.IgniteDiscoverySpiInternalListener; |
| import org.apache.ignite.internal.util.typedef.internal.U; |
| import org.apache.ignite.spi.discovery.DiscoverySpi; |
| import org.apache.ignite.spi.discovery.DiscoverySpiCustomMessage; |
| import org.apache.ignite.testframework.GridTestUtils; |
| |
| /** |
| * Test callback for discovery SPI. |
| * <p> |
| * Allows block/delay node join and custom event sending. |
| */ |
| public class DiscoverySpiTestListener implements IgniteDiscoverySpiInternalListener { |
| /** */ |
| private volatile CountDownLatch joinLatch; |
| |
| /** */ |
| private volatile CountDownLatch reconLatch; |
| |
| /** */ |
| private Set<Class<?>> blockCustomEvtCls; |
| |
| /** */ |
| private final Object mux = new Object(); |
| |
| /** */ |
| private List<DiscoverySpiCustomMessage> blockedMsgs = new ArrayList<>(); |
| |
| /** */ |
| private volatile DiscoverySpi spi; |
| |
| /** */ |
| private volatile IgniteLogger log; |
| |
| /** |
| * |
| */ |
| public void startBlockJoin() { |
| joinLatch = new CountDownLatch(1); |
| } |
| |
| /** |
| * |
| */ |
| public void startBlockReconnect() { |
| reconLatch = new CountDownLatch(1); |
| } |
| |
| /** |
| * |
| */ |
| public void stopBlockJoin() { |
| joinLatch.countDown(); |
| } |
| |
| /** |
| * |
| */ |
| public void stopBlockRestart() { |
| reconLatch.countDown(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void beforeJoin(ClusterNode locNode, IgniteLogger log) { |
| try { |
| CountDownLatch writeLatch0 = joinLatch; |
| |
| if (writeLatch0 != null) { |
| log.info("Block join"); |
| |
| U.await(writeLatch0); |
| } |
| } |
| catch (Exception e) { |
| throw new IgniteException(e); |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void beforeReconnect(ClusterNode locNode, IgniteLogger log) { |
| try { |
| CountDownLatch writeLatch0 = reconLatch; |
| |
| if (writeLatch0 != null) { |
| log.info("Block reconnect"); |
| |
| U.await(writeLatch0); |
| } |
| } |
| catch (Exception e) { |
| throw new IgniteException(e); |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean beforeSendCustomEvent(DiscoverySpi spi, IgniteLogger log, DiscoverySpiCustomMessage msg) { |
| this.spi = spi; |
| this.log = log; |
| |
| synchronized (mux) { |
| if (blockCustomEvtCls != null) { |
| DiscoveryCustomMessage msg0 = GridTestUtils.getFieldValue(msg, "delegate"); |
| |
| if (blockCustomEvtCls.contains(msg0.getClass())) { |
| log.info("Block custom message: " + msg0); |
| |
| blockedMsgs.add(msg); |
| |
| mux.notifyAll(); |
| |
| return false; |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| /** |
| * @param blockCustomEvtCls Event class to block. |
| */ |
| public void blockCustomEvent(Class<?> cls0, Class<?>... blockCustomEvtCls) { |
| synchronized (mux) { |
| assert blockedMsgs.isEmpty() : blockedMsgs; |
| |
| this.blockCustomEvtCls = new HashSet<>(); |
| |
| this.blockCustomEvtCls.add(cls0); |
| |
| Collections.addAll(this.blockCustomEvtCls, blockCustomEvtCls); |
| } |
| } |
| |
| /** |
| * @throws InterruptedException If interrupted. |
| */ |
| public void waitCustomEvent() throws InterruptedException { |
| synchronized (mux) { |
| while (blockedMsgs.isEmpty()) |
| mux.wait(); |
| } |
| } |
| |
| /** |
| * |
| */ |
| public void stopBlockCustomEvents() { |
| if (spi == null) |
| return; |
| |
| List<DiscoverySpiCustomMessage> msgs; |
| |
| synchronized (this) { |
| msgs = new ArrayList<>(blockedMsgs); |
| |
| blockCustomEvtCls = null; |
| |
| blockedMsgs.clear(); |
| } |
| |
| for (DiscoverySpiCustomMessage msg : msgs) { |
| log.info("Resend blocked message: " + msg); |
| |
| spi.sendCustomEvent(msg); |
| } |
| } |
| } |