| /* |
| * 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.web; |
| |
| import java.net.URI; |
| import java.net.URL; |
| import java.util.HashSet; |
| import javax.servlet.ServletContext; |
| import org.apache.logging.log4j.core.LoggerContext; |
| import org.apache.logging.log4j.core.config.DefaultConfiguration; |
| import org.apache.logging.log4j.core.config.composite.CompositeConfiguration; |
| import org.apache.logging.log4j.core.impl.ContextAnchor; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| import org.junit.jupiter.api.extension.ExtendWith; |
| import org.mockito.ArgumentCaptor; |
| import org.mockito.Captor; |
| import org.mockito.Mock; |
| import org.mockito.junit.jupiter.MockitoExtension; |
| |
| import static java.util.Arrays.asList; |
| import static java.util.Collections.singletonList; |
| import static org.hamcrest.CoreMatchers.instanceOf; |
| import static org.hamcrest.CoreMatchers.is; |
| import static org.hamcrest.CoreMatchers.nullValue; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.jupiter.api.Assertions.*; |
| import static org.mockito.ArgumentMatchers.eq; |
| import static org.mockito.BDDMockito.given; |
| import static org.mockito.BDDMockito.then; |
| |
| @ExtendWith(MockitoExtension.class) |
| public class Log4jWebInitializerImplTest { |
| /* Marking servletContext lenient because otherwise testCompositeLocationParameterWithEmptyUriListSetsDefaultConfiguration fails |
| * when null is passed in as the initial param because Mockito deciced null isn't a String rather than the absence of a string. |
| */ |
| @Mock(lenient = true) |
| private ServletContext servletContext; |
| @Captor |
| private ArgumentCaptor<Log4jWebLifeCycle> initializerCaptor; |
| @Captor |
| private ArgumentCaptor<LoggerContext> loggerContextCaptor; |
| |
| private Log4jWebInitializerImpl initializerImpl; |
| |
| @BeforeEach |
| public void setUp() { |
| given(servletContext.getAttribute(Log4jWebSupport.SUPPORT_ATTRIBUTE)).willReturn(null); |
| |
| final Log4jWebLifeCycle initializer = WebLoggerContextUtils.getWebLifeCycle(this.servletContext); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.SUPPORT_ATTRIBUTE), initializerCaptor.capture()); |
| assertNotNull(initializer, "The initializer should not be null."); |
| assertSame(initializer, initializerCaptor.getValue(), "The capture is not correct."); |
| assertTrue(initializer instanceof Log4jWebInitializerImpl, "The initializer is not correct."); |
| |
| this.initializerImpl = (Log4jWebInitializerImpl) initializer; |
| } |
| |
| @Test |
| public void testDeinitializeBeforeInitialize() { |
| assertThrows(IllegalStateException.class, () -> { |
| this.initializerImpl.stop(); |
| }); |
| } |
| |
| @Test |
| public void testSetLoggerContextBeforeInitialize() { |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null."); |
| |
| this.initializerImpl.setLoggerContext(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should still be null."); |
| } |
| |
| @Test |
| public void testClearLoggerContextBeforeInitialize() { |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null."); |
| |
| this.initializerImpl.clearLoggerContext(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should still be null."); |
| } |
| |
| @Test |
| public void testInitializeWithNoParametersThenSetLoggerContextThenDeinitialize() { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONTEXT_NAME))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONFIG_LOCATION))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.IS_LOG4J_CONTEXT_SELECTOR_NAMED))).willReturn(null); |
| given(servletContext.getServletContextName()).willReturn("helloWorld01"); |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn(null); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| final org.apache.logging.log4j.spi.LoggerContext loggerContext = loggerContextCaptor.getValue(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should still be null."); |
| |
| this.initializerImpl.setLoggerContext(); |
| |
| final LoggerContext context = ContextAnchor.THREAD_CONTEXT.get(); |
| assertNotNull(context, "The context should not be null."); |
| assertSame(loggerContext, context, "The context is not correct."); |
| |
| this.initializerImpl.clearLoggerContext(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null again."); |
| |
| this.initializerImpl.stop(); |
| |
| then(servletContext).should().removeAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE)); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should again still be null."); |
| |
| this.initializerImpl.setLoggerContext(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should finally still be null."); |
| } |
| |
| @Test |
| public void testInitializeWithClassLoaderNoParametersThenSetLoggerContextThenDeinitialize() { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONTEXT_NAME))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONFIG_LOCATION))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.IS_LOG4J_CONTEXT_SELECTOR_NAMED))).willReturn("false"); |
| given(servletContext.getServletContextName()).willReturn("helloWorld02"); |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn(null); |
| given(servletContext.getClassLoader()).willReturn(getClass().getClassLoader()); |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null."); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| final org.apache.logging.log4j.spi.LoggerContext loggerContext = loggerContextCaptor.getValue(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should still be null."); |
| |
| this.initializerImpl.setLoggerContext(); |
| |
| final LoggerContext context = ContextAnchor.THREAD_CONTEXT.get(); |
| assertNotNull(context, "The context should not be null."); |
| assertSame(loggerContext, context, "The context is not correct."); |
| |
| this.initializerImpl.clearLoggerContext(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null again."); |
| |
| this.initializerImpl.stop(); |
| |
| then(servletContext).should().removeAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE)); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should again still be null."); |
| |
| this.initializerImpl.setLoggerContext(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should finally still be null."); |
| } |
| |
| @Test |
| public void testInitializeIsIdempotent() { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONTEXT_NAME))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONFIG_LOCATION))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.IS_LOG4J_CONTEXT_SELECTOR_NAMED))).willReturn("nothing"); |
| given(servletContext.getServletContextName()).willReturn("helloWorld03"); |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn(null); |
| given(servletContext.getClassLoader()).willReturn(getClass().getClassLoader()); |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null."); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| |
| this.initializerImpl.start(); |
| this.initializerImpl.start(); |
| this.initializerImpl.start(); |
| this.initializerImpl.stop(); |
| |
| then(servletContext).should().removeAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE)); |
| } |
| |
| @Test |
| public void testInitializeFailsAfterDeinitialize() { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONTEXT_NAME))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONFIG_LOCATION))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.IS_LOG4J_CONTEXT_SELECTOR_NAMED))).willReturn(null); |
| given(servletContext.getServletContextName()).willReturn("helloWorld04"); |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn(null); |
| given(servletContext.getClassLoader()).willReturn(getClass().getClassLoader()); |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null."); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| |
| this.initializerImpl.stop(); |
| |
| then(servletContext).should().removeAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE)); |
| |
| assertThrows(IllegalStateException.class, () -> { |
| this.initializerImpl.start(); |
| }); |
| } |
| |
| @Test |
| public void testDeinitializeIsIdempotent() { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONTEXT_NAME))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONFIG_LOCATION))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.IS_LOG4J_CONTEXT_SELECTOR_NAMED))).willReturn(null); |
| given(servletContext.getServletContextName()).willReturn("helloWorld05"); |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn(null); |
| given(servletContext.getClassLoader()).willReturn(getClass().getClassLoader()); |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null."); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| |
| this.initializerImpl.stop(); |
| this.initializerImpl.stop(); |
| this.initializerImpl.stop(); |
| then(servletContext).should().removeAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE)); |
| } |
| |
| @Test |
| public void testInitializeUsingJndiSelectorFails() { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONTEXT_NAME))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONFIG_LOCATION))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.IS_LOG4J_CONTEXT_SELECTOR_NAMED))).willReturn("true"); |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn(null); |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null."); |
| |
| assertThrows(IllegalStateException.class, () -> { |
| this.initializerImpl.start(); |
| }); |
| } |
| |
| @Test |
| public void testInitializeUsingJndiSelector() { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONTEXT_NAME))).willReturn("helloWorld06"); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONFIG_LOCATION))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.IS_LOG4J_CONTEXT_SELECTOR_NAMED))).willReturn("true"); |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn(null); |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null."); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNull(loggerContextCaptor.getValue(), "The context attribute should be null."); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should still be null."); |
| |
| this.initializerImpl.setLoggerContext(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should still be null because no named selector."); |
| |
| this.initializerImpl.clearLoggerContext(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null again."); |
| |
| this.initializerImpl.stop(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should again still be null."); |
| |
| this.initializerImpl.setLoggerContext(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should finally still be null."); |
| } |
| |
| @Test |
| public void testWrapExecutionWithNoParameters() { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONTEXT_NAME))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONFIG_LOCATION))).willReturn(null); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.IS_LOG4J_CONTEXT_SELECTOR_NAMED))).willReturn(null); |
| given(servletContext.getServletContextName()).willReturn("helloWorld07"); |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn(null); |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null."); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| final org.apache.logging.log4j.spi.LoggerContext loggerContext = loggerContextCaptor.getValue(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should still be null."); |
| |
| final Runnable runnable = () -> { |
| final LoggerContext context = ContextAnchor.THREAD_CONTEXT.get(); |
| assertNotNull(context, "The context should not be null."); |
| assertSame(loggerContext, context, "The context is not correct."); |
| }; |
| |
| this.initializerImpl.wrapExecution(runnable); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should be null again."); |
| |
| this.initializerImpl.stop(); |
| |
| then(servletContext).should().removeAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE)); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should again still be null."); |
| |
| this.initializerImpl.setLoggerContext(); |
| |
| assertNull(ContextAnchor.THREAD_CONTEXT.get(), "The context should finally still be null."); |
| } |
| |
| @Test |
| public void testMissingLocationParameterWithNoMatchingResourceSetsNoConfigLocation() { |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn(new HashSet<String>()); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| |
| assertThat(loggerContextCaptor.getValue().getConfigLocation(), is(nullValue())); |
| |
| this.initializerImpl.stop(); |
| } |
| |
| @Test |
| public void testMissingLocationParameterWithOneMatchingResourceUsesResourceConfigLocation() throws Exception { |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn(new HashSet<>(singletonList("/WEB-INF/log4j2.xml"))); |
| given(servletContext.getResource("/WEB-INF/log4j2.xml")).willReturn(new URL("file:/a/b/c/WEB-INF/log4j2.xml")); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| |
| assertThat(loggerContextCaptor.getValue().getConfigLocation(), is(URI.create("file:/a/b/c/WEB-INF/log4j2.xml"))); |
| |
| this.initializerImpl.stop(); |
| } |
| |
| @Test |
| public void testMissingLocationParameterWithManyMatchingResourcesUsesFirstMatchingResourceConfigLocation() throws Exception { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONTEXT_NAME))).willReturn("mycontext"); |
| given(servletContext.getResourcePaths("/WEB-INF/")).willReturn( |
| new HashSet<>(asList("/WEB-INF/a.xml", "/WEB-INF/log4j2-mycontext.xml", "/WEB-INF/log4j2.xml"))); |
| given(servletContext.getResource("/WEB-INF/log4j2-mycontext.xml")).willReturn( |
| new URL("file:/a/b/c/WEB-INF/log4j2-mycontext.xml")); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| |
| assertThat(loggerContextCaptor.getValue().getConfigLocation(), |
| is(URI.create("file:/a/b/c/WEB-INF/log4j2-mycontext.xml"))); |
| |
| this.initializerImpl.stop(); |
| } |
| |
| @Test |
| public void testCompositeLocationParameterWithEmptyUriListSetsDefaultConfiguration() { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONFIG_LOCATION))).willReturn(",,,"); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| |
| assertThat(loggerContextCaptor.getValue().getConfiguration(), is(instanceOf(DefaultConfiguration.class))); |
| |
| this.initializerImpl.stop(); |
| } |
| |
| @Test |
| public void testCompositeLocationParameterSetsCompositeConfiguration() { |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONTEXT_NAME))).willReturn("mycontext"); |
| given(servletContext.getInitParameter(eq(Log4jWebSupport.LOG4J_CONFIG_LOCATION))).willReturn( |
| "log4j2-combined.xml,log4j2-override.xml"); |
| |
| this.initializerImpl.start(); |
| |
| then(servletContext).should().setAttribute(eq(Log4jWebSupport.CONTEXT_ATTRIBUTE), loggerContextCaptor.capture()); |
| assertNotNull(loggerContextCaptor.getValue(), "The context attribute should not be null."); |
| |
| assertThat(loggerContextCaptor.getValue().getConfiguration(), is(instanceOf(CompositeConfiguration.class))); |
| |
| this.initializerImpl.stop(); |
| } |
| } |