2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2016-2018 Ericsson. All rights reserved.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.policy.apex.context.test.locking;
23 import com.google.gson.Gson;
25 import java.net.InetAddress;
26 import java.net.NetworkInterface;
27 import java.net.SocketException;
28 import java.util.ArrayList;
29 import java.util.Arrays;
30 import java.util.Collections;
31 import java.util.Enumeration;
32 import java.util.List;
33 import java.util.Map.Entry;
34 import java.util.TreeSet;
35 import java.util.concurrent.ExecutorService;
36 import java.util.concurrent.Future;
37 import java.util.concurrent.TimeUnit;
39 import org.onap.policy.apex.context.ContextAlbum;
40 import org.onap.policy.apex.context.Distributor;
41 import org.onap.policy.apex.context.test.utils.ConfigrationProvider;
42 import org.onap.policy.apex.context.test.utils.ConfigrationProviderImpl;
43 import org.onap.policy.apex.context.test.utils.Constants;
44 import org.onap.policy.apex.model.basicmodel.concepts.ApexException;
45 import org.onap.policy.apex.model.basicmodel.concepts.ApexRuntimeException;
46 import org.onap.policy.apex.model.basicmodel.concepts.AxArtifactKey;
47 import org.onap.policy.common.parameters.ParameterGroup;
48 import org.onap.policy.common.parameters.ParameterService;
49 import org.slf4j.ext.XLogger;
50 import org.slf4j.ext.XLoggerFactory;
54 * The Class ConcurrentContextJVM tests concurrent use of context in a single JVM.
56 * @author Liam Fallon (liam.fallon@ericsson.com)
58 public final class ConcurrentContextJvm {
59 // Logger for this class
60 private static final XLogger LOGGER = XLoggerFactory.getXLogger(ConcurrentContextJvm.class);
62 private static final int IPV4_ADDRESS_LENGTH = 4;
64 private final int jvmNo;
66 private final ExecutorService executorService;
68 private final ConfigrationProvider configrationProvider;
70 private ConcurrentContextJvm(final int jvmNo, final ConfigrationProvider configrationProvider) {
72 this.configrationProvider = configrationProvider;
73 final String name = configrationProvider.getTestName() + ":ConcurrentContextThread_" + jvmNo;
74 this.executorService = configrationProvider.getExecutorService(name, configrationProvider.getThreadCount());
78 * This method executes the test of concurrent use of context in a single JVM.
80 * @throws ApexException the Apex exception occurs while running the test
82 public void execute() throws ApexException {
83 LOGGER.debug("starting JVMs and threads . . .");
85 final AxArtifactKey distributorKey = new AxArtifactKey("ApexDistributor" + jvmNo, "0.0.1");
86 final Distributor distributor = configrationProvider.getDistributor(distributorKey);
87 final ContextAlbum contextAlbum = configrationProvider.getContextAlbum(distributor);
88 assert (contextAlbum != null);
90 final List<Future<?>> tasks = new ArrayList<>(configrationProvider.getThreadCount());
92 for (int t = 0; t < configrationProvider.getThreadCount(); t++) {
93 tasks.add(executorService.submit(new ConcurrentContextThread(jvmNo, t, configrationProvider)));
97 executorService.shutdown();
98 // wait for threads to finish, if not Timeout
99 executorService.awaitTermination(10, TimeUnit.MINUTES);
100 } catch (final InterruptedException interruptedException) {
101 LOGGER.error("Exception while waiting for threads to finish", interruptedException);
102 // restore the interrupt status
103 Thread.currentThread().interrupt();
106 LOGGER.debug("threads finished, end value is {}", contextAlbum.get(Constants.TEST_VALUE));
108 LOGGER.info("Shutting down now ... ");
109 executorService.shutdownNow();
117 * @param args the args
118 * @throws Exception Any exception thrown by the test code
120 @SuppressWarnings("unchecked")
121 public static void main(final String[] args) throws Exception {
124 LOGGER.info("JVM Arguments: " + Arrays.toString(args));
125 // CHECKSTYLE:OFF: checkstyle:magicNumber
127 // An even number of arguments greater than 3
128 if (args.length < 9) {
129 LOGGER.error("invalid arguments: " + Arrays.toString(args));
130 LOGGER.error("usage: TestConcurrentContextJVM testType jvmNo threadCount threadLoops albumSize "
131 + "lockType [parameterKey parameterJson].... ");
136 final String testName = getStringValue("testType", args, 0);
137 final int jvmNo = getIntValue("jvmNo", args, 1);
138 final int threadCount = getIntValue("threadCount", args, 2);
139 final int threadLoops = getIntValue("threadLoops", args, 3);
140 final int albumSize = getIntValue("albumSize", args, 4);
141 final int lockType = getIntValue("lockType", args, 5);
142 final String hazelCastfileLocation = getStringValue("hazelcast file location", args, 6);
144 System.setProperty("hazelcast.config", hazelCastfileLocation);
146 for (int p = 7; p < args.length - 1; p += 2) {
147 @SuppressWarnings("rawtypes")
148 final Class parametersClass = Class.forName(args[p]);
149 final ParameterGroup parameters = (ParameterGroup) new Gson().fromJson(args[p + 1], parametersClass);
150 ParameterService.register(parameters);
153 for (final Entry<String, ParameterGroup> parameterEntry : ParameterService.getAll()) {
154 LOGGER.info("Parameter class " + parameterEntry.getKey() + "=" + parameterEntry.getValue().toString());
158 final ConfigrationProvider configrationProvider =
159 new ConfigrationProviderImpl(testName, 1, threadCount, threadLoops, albumSize, lockType);
160 final ConcurrentContextJvm concurrentContextJvm = new ConcurrentContextJvm(jvmNo, configrationProvider);
161 concurrentContextJvm.execute();
163 } catch (final Exception e) {
164 LOGGER.error("error running test in JVM", e);
166 // CHECKSTYLE:ON: checkstyle:magicNumber
169 private static String getStringValue(final String key, final String[] args, final int position) {
171 return args[position];
172 } catch (final Exception e) {
173 final String msg = "invalid argument " + key;
174 LOGGER.error(msg, e);
175 throw new ApexRuntimeException(msg, e);
179 private static int getIntValue(final String key, final String[] args, final int position) {
180 final String value = getStringValue(key, args, position);
182 return Integer.parseInt(value);
183 } catch (final Exception e) {
184 final String msg = "Expects number found " + value;
185 LOGGER.error(msg, e);
186 throw new ApexRuntimeException(msg, e);
192 * This method sets up any static configuration required by the JVM.
194 * @throws ApexException on configuration errors
196 public static void configure() throws ApexException {
197 System.setProperty("java.net.preferIPv4Stack", "true");
198 // The JGroups IP address must be set to a real (not loopback) IP address for Infinispan to
201 // the JVMs in a test pick up the same IP address, this function sets te address to be the
202 // first non-loopback
205 final TreeSet<String> ipAddressSet = new TreeSet<>();
207 Enumeration<NetworkInterface> nets;
209 nets = NetworkInterface.getNetworkInterfaces();
210 } catch (final SocketException e) {
211 throw new ApexException("cound not get network interfaces for test", e);
214 for (final NetworkInterface netint : Collections.list(nets)) {
215 final Enumeration<InetAddress> inetAddresses = netint.getInetAddresses();
216 for (final InetAddress inetAddress : Collections.list(inetAddresses)) {
217 // Look for real IPv4 Internet addresses
218 if (!inetAddress.isLoopbackAddress() && inetAddress.getAddress().length == IPV4_ADDRESS_LENGTH) {
219 ipAddressSet.add(inetAddress.getHostAddress());
224 if (ipAddressSet.isEmpty()) {
225 throw new ApexException("cound not find real IP address for test");
227 LOGGER.info("Setting jgroups.tcp.address to: " + ipAddressSet.first());
228 System.setProperty("jgroups.tcp.address", ipAddressSet.first());