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org.springframework.boot.logging.logback.DefaultLogbackConfiguration Maven / Gradle / Ivy
/*
* Copyright 2012-2020 the original author or authors.
*
* Licensed 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
*
* https://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.springframework.boot.logging.logback;
import java.lang.reflect.Method;
import ch.qos.logback.classic.Level;
import ch.qos.logback.classic.encoder.PatternLayoutEncoder;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.Appender;
import ch.qos.logback.core.ConsoleAppender;
import ch.qos.logback.core.CoreConstants;
import ch.qos.logback.core.rolling.RollingFileAppender;
import ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy;
import ch.qos.logback.core.util.FileSize;
import ch.qos.logback.core.util.OptionHelper;
import org.springframework.boot.logging.LogFile;
import org.springframework.boot.logging.LoggingInitializationContext;
import org.springframework.core.env.ConfigurableEnvironment;
import org.springframework.core.env.Environment;
import org.springframework.core.env.PropertyResolver;
import org.springframework.core.env.PropertySourcesPropertyResolver;
import org.springframework.util.ReflectionUtils;
import org.springframework.util.unit.DataSize;
/**
* Default logback configuration used by Spring Boot. Uses {@link LogbackConfigurator} to
* improve startup time. See also the {@code defaults.xml}, {@code console-appender.xml}
* and {@code file-appender.xml} files provided for classic {@code logback.xml} use.
*
* @author Phillip Webb
* @author Madhura Bhave
* @author Vedran Pavic
* @author Robert Thornton
*/
class DefaultLogbackConfiguration {
private static final String CONSOLE_LOG_PATTERN = "%clr(%d{${LOG_DATEFORMAT_PATTERN:-yyyy-MM-dd HH:mm:ss.SSS}}){faint} "
+ "%clr(${LOG_LEVEL_PATTERN:-%5p}) %clr(${PID:- }){magenta} %clr(---){faint} "
+ "%clr([%15.15t]){faint} %clr(%-40.40logger{39}){cyan} "
+ "%clr(:){faint} %m%n${LOG_EXCEPTION_CONVERSION_WORD:-%wEx}";
private static final String FILE_LOG_PATTERN = "%d{${LOG_DATEFORMAT_PATTERN:-yyyy-MM-dd HH:mm:ss.SSS}} "
+ "${LOG_LEVEL_PATTERN:-%5p} ${PID:- } --- [%t] %-40.40logger{39} : %m%n${LOG_EXCEPTION_CONVERSION_WORD:-%wEx}";
private static final DataSize MAX_FILE_SIZE = DataSize.ofMegabytes(10);
private static final Integer MAX_FILE_HISTORY = 7;
private final PropertyResolver patterns;
private final LogFile logFile;
DefaultLogbackConfiguration(LoggingInitializationContext initializationContext, LogFile logFile) {
this.patterns = getPatternsResolver(initializationContext.getEnvironment());
this.logFile = logFile;
}
private PropertyResolver getPatternsResolver(Environment environment) {
if (environment == null) {
return new PropertySourcesPropertyResolver(null);
}
if (environment instanceof ConfigurableEnvironment) {
PropertySourcesPropertyResolver resolver = new PropertySourcesPropertyResolver(
((ConfigurableEnvironment) environment).getPropertySources());
resolver.setIgnoreUnresolvableNestedPlaceholders(true);
return resolver;
}
return environment;
}
void apply(LogbackConfigurator config) {
synchronized (config.getConfigurationLock()) {
base(config);
Appender consoleAppender = consoleAppender(config);
if (this.logFile != null) {
Appender fileAppender = fileAppender(config, this.logFile.toString());
config.root(Level.INFO, consoleAppender, fileAppender);
}
else {
config.root(Level.INFO, consoleAppender);
}
}
}
private void base(LogbackConfigurator config) {
config.conversionRule("clr", ColorConverter.class);
config.conversionRule("wex", WhitespaceThrowableProxyConverter.class);
config.conversionRule("wEx", ExtendedWhitespaceThrowableProxyConverter.class);
config.logger("org.apache.catalina.startup.DigesterFactory", Level.ERROR);
config.logger("org.apache.catalina.util.LifecycleBase", Level.ERROR);
config.logger("org.apache.coyote.http11.Http11NioProtocol", Level.WARN);
config.logger("org.apache.sshd.common.util.SecurityUtils", Level.WARN);
config.logger("org.apache.tomcat.util.net.NioSelectorPool", Level.WARN);
config.logger("org.eclipse.jetty.util.component.AbstractLifeCycle", Level.ERROR);
config.logger("org.hibernate.validator.internal.util.Version", Level.WARN);
config.logger("org.springframework.boot.actuate.endpoint.jmx", Level.WARN);
}
private Appender consoleAppender(LogbackConfigurator config) {
ConsoleAppender appender = new ConsoleAppender<>();
PatternLayoutEncoder encoder = new PatternLayoutEncoder();
String logPattern = this.patterns.getProperty("logging.pattern.console", CONSOLE_LOG_PATTERN);
encoder.setPattern(OptionHelper.substVars(logPattern, config.getContext()));
config.start(encoder);
appender.setEncoder(encoder);
config.appender("CONSOLE", appender);
return appender;
}
private Appender fileAppender(LogbackConfigurator config, String logFile) {
RollingFileAppender appender = new RollingFileAppender<>();
PatternLayoutEncoder encoder = new PatternLayoutEncoder();
String logPattern = this.patterns.getProperty("logging.pattern.file", FILE_LOG_PATTERN);
encoder.setPattern(OptionHelper.substVars(logPattern, config.getContext()));
appender.setEncoder(encoder);
config.start(encoder);
appender.setFile(logFile);
setRollingPolicy(appender, config, logFile);
config.appender("FILE", appender);
return appender;
}
private void setRollingPolicy(RollingFileAppender appender, LogbackConfigurator config,
String logFile) {
SizeAndTimeBasedRollingPolicy rollingPolicy = new SizeAndTimeBasedRollingPolicy<>();
rollingPolicy.setContext(config.getContext());
rollingPolicy.setCleanHistoryOnStart(
this.patterns.getProperty("logging.file.clean-history-on-start", Boolean.class, false));
rollingPolicy.setFileNamePattern(
this.patterns.getProperty("logging.pattern.rolling-file-name", logFile + ".%d{yyyy-MM-dd}.%i.gz"));
setMaxFileSize(rollingPolicy, getDataSize("logging.file.max-size", MAX_FILE_SIZE));
rollingPolicy
.setMaxHistory(this.patterns.getProperty("logging.file.max-history", Integer.class, MAX_FILE_HISTORY));
DataSize totalSizeCap = getDataSize("logging.file.total-size-cap",
DataSize.ofBytes(CoreConstants.UNBOUNDED_TOTAL_SIZE_CAP));
rollingPolicy.setTotalSizeCap(new FileSize(totalSizeCap.toBytes()));
appender.setRollingPolicy(rollingPolicy);
rollingPolicy.setParent(appender);
config.start(rollingPolicy);
}
private void setMaxFileSize(SizeAndTimeBasedRollingPolicy rollingPolicy, DataSize maxFileSize) {
try {
rollingPolicy.setMaxFileSize(new FileSize(maxFileSize.toBytes()));
}
catch (NoSuchMethodError ex) {
// Logback < 1.1.8 used String configuration
Method method = ReflectionUtils.findMethod(SizeAndTimeBasedRollingPolicy.class, "setMaxFileSize",
String.class);
ReflectionUtils.invokeMethod(method, rollingPolicy, String.valueOf(maxFileSize.toBytes()));
}
}
private DataSize getDataSize(String property, DataSize defaultSize) {
String value = this.patterns.getProperty(property);
if (value == null) {
return defaultSize;
}
try {
return DataSize.parse(value);
}
catch (IllegalArgumentException ex) {
FileSize fileSize = FileSize.valueOf(value);
return DataSize.ofBytes(fileSize.getSize());
}
}
}