| /* |
| * 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.logging.log4j.core.net; |
| |
| import java.io.BufferedReader; |
| import java.io.InputStreamReader; |
| import java.net.ServerSocket; |
| import java.net.Socket; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.logging.log4j.Logger; |
| import org.apache.logging.log4j.core.appender.AppenderLoggingException; |
| import org.apache.logging.log4j.junit.LoggerContextRule; |
| import org.apache.logging.log4j.test.AvailablePortFinder; |
| import org.apache.logging.log4j.util.Strings; |
| import org.junit.ClassRule; |
| import org.junit.Ignore; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.*; |
| |
| @Ignore("Currently needs better port choosing support") |
| public class SocketReconnectTest { |
| private static final int SOCKET_PORT = AvailablePortFinder.getNextAvailable(); |
| |
| private static final String CONFIG = "log4j-socket.xml"; |
| |
| private static final String SHUTDOWN = "Shutdown" + Strings.LINE_SEPARATOR + |
| "................................................................" + Strings.LINE_SEPARATOR + |
| "................................................................" + Strings.LINE_SEPARATOR + |
| "................................................................" + Strings.LINE_SEPARATOR + |
| "................................................................" + Strings.LINE_SEPARATOR; |
| |
| @ClassRule |
| public static LoggerContextRule context = new LoggerContextRule(CONFIG); |
| |
| @Test |
| public void testReconnect() throws Exception { |
| |
| final List<String> list = new ArrayList<>(); |
| TestSocketServer server = new TestSocketServer(list); |
| server.start(); |
| Thread.sleep(300); |
| |
| //System.err.println("Initializing logger"); |
| final Logger logger = context.getLogger(); |
| |
| String message = "Log #1"; |
| logger.error(message); |
| final String expectedHeader = "Header"; |
| |
| String msg = null; |
| String header = null; |
| for (int i = 0; i < 5; ++i) { |
| Thread.sleep(100); |
| if (list.size() > 1) { |
| header = list.get(0); |
| msg = list.get(1); |
| break; |
| } |
| } |
| assertNotNull("No header", header); |
| assertEquals(expectedHeader, header); |
| assertNotNull("No message", msg); |
| assertEquals(message, msg); |
| |
| logger.error(SHUTDOWN); |
| server.join(); |
| |
| list.clear(); |
| |
| message = "Log #2"; |
| boolean exceptionCaught = false; |
| |
| for (int i = 0; i < 100; ++i) { |
| try { |
| logger.error(message); |
| } catch (final AppenderLoggingException e) { |
| exceptionCaught = true; |
| break; |
| // System.err.println("Caught expected exception"); |
| } |
| } |
| assertTrue("No Exception thrown", exceptionCaught); |
| message = "Log #3"; |
| |
| |
| server = new TestSocketServer(list); |
| server.start(); |
| Thread.sleep(300); |
| |
| msg = null; |
| header = null; |
| logger.error(message); |
| for (int i = 0; i < 5; ++i) { |
| Thread.sleep(100); |
| if (list.size() > 1) { |
| header = list.get(0); |
| msg = list.get(1); |
| break; |
| } |
| } |
| assertNotNull("No header", header); |
| assertEquals(expectedHeader, header); |
| assertNotNull("No message", msg); |
| assertEquals(message, msg); |
| logger.error(SHUTDOWN); |
| server.join(); |
| } |
| |
| |
| private static class TestSocketServer extends Thread { |
| private volatile boolean shutdown = false; |
| private final List<String> list; |
| private Socket client; |
| |
| public TestSocketServer(final List<String> list) { |
| this.list = list; |
| } |
| |
| @Override |
| public void run() { |
| ServerSocket server = null; |
| client = null; |
| try { |
| server = new ServerSocket(SOCKET_PORT); |
| client = server.accept(); |
| while (!shutdown) { |
| final BufferedReader reader = new BufferedReader(new InputStreamReader(client.getInputStream())); |
| final String line = reader.readLine(); |
| if (line.equals("Shutdown")) { |
| shutdown = true; |
| } else { |
| list.add(line); |
| } |
| } |
| } catch (final Exception ex) { |
| ex.printStackTrace(); |
| } finally { |
| if (client != null) { |
| try { |
| client.close(); |
| } catch (final Exception ex) { |
| System.out.println("Unable to close socket " + ex.getMessage()); |
| } |
| } |
| if (server != null) { |
| try { |
| server.close(); |
| } catch (final Exception ex) { |
| System.out.println("Unable to close server socket " + ex.getMessage()); |
| } |
| } |
| } |
| } |
| } |
| } |