| /* |
| * 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.karaf.decanter.collector.log.socket; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import java.io.IOException; |
| import java.io.ObjectOutputStream; |
| import java.net.InetSocketAddress; |
| import java.net.Socket; |
| import java.util.ArrayList; |
| import java.util.Dictionary; |
| import java.util.Hashtable; |
| import java.util.List; |
| import java.util.Properties; |
| |
| import org.apache.log4j.Level; |
| import org.apache.log4j.spi.LocationInfo; |
| import org.apache.log4j.spi.LoggingEvent; |
| import org.apache.log4j.spi.NOPLogger; |
| import org.apache.log4j.spi.NOPLoggerRepository; |
| import org.apache.log4j.spi.ThrowableInformation; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.osgi.framework.Bundle; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.ServiceReference; |
| import org.osgi.service.component.ComponentContext; |
| import org.osgi.service.component.ComponentInstance; |
| import org.osgi.service.event.Event; |
| import org.osgi.service.event.EventAdmin; |
| |
| public class SocketCollectorTest { |
| |
| private ComponentContext componentContext; |
| private SocketCollector collector; |
| private int port; |
| private EventAdminStub eventAdmin; |
| |
| @Before |
| public void setUp() throws IOException { |
| port = SocketUtils.findAvailablePort(); |
| eventAdmin = new EventAdminStub(); |
| collector = new SocketCollector(); |
| collector.dispatcher = eventAdmin; |
| componentContext = new ComponentContextStub(); |
| componentContext.getProperties().put(SocketCollector.PORT_NAME, String.valueOf(port)); |
| componentContext.getProperties().put(SocketCollector.WORKERS_NAME, "1"); |
| } |
| |
| @After |
| public void tearDown() throws IOException { |
| if (collector != null && collector.isOpen()) { |
| collector.close(); |
| } |
| } |
| |
| @Test |
| public void testLoggerName2Topic() { |
| String topic = SocketCollector.loggerName2Topic("decanter/collect/log/", "test.[Tomcat].[localhost].[/]"); |
| Assert.assertEquals("decanter/collect/log/test/Tomcat/localhost", topic); |
| } |
| |
| /** |
| * Test event handling (1 event) |
| */ |
| @Test |
| public void testSocket() throws Exception { |
| activate(); |
| sendEventOnSocket(newLoggingEvent("Sample message")); |
| waitUntilEventCountHandled(1); |
| assertEquals("Event(s) should have been correctly handled", 1, eventAdmin.getPostEvents().size()); |
| } |
| |
| @Test |
| public void testUnknownEvent() throws Exception { |
| activate(); |
| sendEventOnSocket(new UnknownClass()); |
| waitUntilEventCountHandled(1); |
| assertEquals("Event(s) should have been correctly handled", 0, eventAdmin.getPostEvents().size()); |
| } |
| |
| private static final class UnknownClass implements java.io.Serializable { |
| String someValue = "12345"; |
| |
| public String getValue() { |
| return someValue; |
| } |
| } |
| |
| /** |
| * Test event handling with multiple clients |
| */ |
| @Test |
| public void testSocketMultipleClients() throws Exception { |
| |
| activate(); |
| |
| Runnable runnable = new Runnable() { |
| @Override |
| public void run() { |
| try { |
| sendEventOnSocket(newLoggingEvent("Sample message")); |
| } catch (Throwable e) { |
| e.printStackTrace(); |
| } |
| } |
| }; |
| |
| // starts 2 client threads |
| Thread thread; |
| thread = new Thread(runnable); |
| thread.start(); |
| thread = new Thread(runnable); |
| thread.start(); |
| |
| waitUntilEventCountHandled(2); |
| assertEquals("Event(s) should have been correctly handled", 2, eventAdmin.getPostEvents().size()); |
| } |
| |
| private void waitUntilEventCountHandled(int eventCount) throws InterruptedException { |
| long timeout = 20000L; |
| long start = System.currentTimeMillis(); |
| boolean hasTimeoutReached = false; |
| do { |
| hasTimeoutReached = ((System.currentTimeMillis() - start) > timeout); |
| Thread.sleep(10L); |
| } while (eventAdmin.getPostEvents().size() < eventCount && hasTimeoutReached == false); |
| } |
| |
| private LoggingEvent newLoggingEvent(String message) { |
| return new LoggingEvent(this.getClass().getName(), new NOPLogger(new NOPLoggerRepository(), "NOP"), |
| System.currentTimeMillis(), Level.INFO, message, |
| Thread.currentThread().getName(), new ThrowableInformation((Throwable)null), null, |
| new LocationInfo(null, null), new Properties()); |
| } |
| |
| /** |
| * Launches serverSocket on available port |
| * |
| * @throws InterruptedException |
| */ |
| private void activate() throws IOException, InterruptedException { |
| collector.activate(componentContext); |
| Thread.sleep(200L); |
| } |
| |
| private void sendEventOnSocket(Object event) throws IOException { |
| try (Socket socket = new Socket()) { |
| socket.connect(new InetSocketAddress("localhost", port), 5000); |
| try (ObjectOutputStream out = new ObjectOutputStream(socket.getOutputStream())) { |
| out.writeObject(event); |
| out.flush(); |
| } |
| } |
| } |
| |
| /** |
| * Stub used only for this unit test |
| */ |
| private static class ComponentContextStub implements ComponentContext { |
| |
| private Dictionary properties = new Hashtable<>(); |
| |
| @Override |
| public Dictionary getProperties() { |
| return properties; |
| } |
| |
| @Override |
| public Object locateService(String name) { |
| throw new NoSuchMethodError("Unimplemented method"); |
| } |
| |
| @Override |
| public Object locateService(String name, ServiceReference reference) { |
| throw new NoSuchMethodError("Unimplemented method"); |
| } |
| |
| @Override |
| public Object[] locateServices(String name) { |
| throw new NoSuchMethodError("Unimplemented method"); |
| } |
| |
| @Override |
| public BundleContext getBundleContext() { |
| throw new NoSuchMethodError("Unimplemented method"); |
| } |
| |
| @Override |
| public Bundle getUsingBundle() { |
| throw new NoSuchMethodError("Unimplemented method"); |
| } |
| |
| @Override |
| public ComponentInstance getComponentInstance() { |
| throw new NoSuchMethodError("Unimplemented method"); |
| } |
| |
| @Override |
| public void enableComponent(String name) { |
| throw new NoSuchMethodError("Unimplemented method"); |
| } |
| |
| @Override |
| public void disableComponent(String name) { |
| throw new NoSuchMethodError("Unimplemented method"); |
| } |
| |
| @Override |
| public ServiceReference getServiceReference() { |
| throw new NoSuchMethodError("Unimplemented method"); |
| } |
| |
| } |
| |
| private static class EventAdminStub implements EventAdmin { |
| private List<Event> postEvents = new ArrayList<>(); |
| private List<Event> sendEvents = new ArrayList<>(); |
| |
| @Override |
| public void postEvent(Event event) { |
| postEvents.add(event); |
| } |
| |
| @Override |
| public void sendEvent(Event event) { |
| sendEvents.add(event); |
| } |
| |
| public List<Event> getPostEvents() { |
| return postEvents; |
| } |
| |
| public List<Event> getSendEvents() { |
| return sendEvents; |
| } |
| |
| public void reset() { |
| postEvents.clear(); |
| sendEvents.clear(); |
| } |
| |
| } |
| } |