logback structured logging encoder example

logback.xml

<?xml version="1.0" encoding="UTF-8"?>

<!-- Base logback configuration provided for compatibility with Spring Boot-->

<configuration>

	<conversionRule conversionWord="clr"
		converterClass="org.springframework.boot.logging.logback.ColorConverter" />
	<conversionRule conversionWord="wex"
		converterClass="org.springframework.boot.logging.logback.WhitespaceThrowableProxyConverter" />
	<conversionRule conversionWord="wEx"
		converterClass="org.springframework.boot.logging.logback.ExtendedWhitespaceThrowableProxyConverter" />
	<property name="CONSOLE_LOG_PATTERN"
		value="${CONSOLE_LOG_PATTERN:-%clr(%d{${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${LOG_EXCEPTION_CONVERSION_WORD:-%wEx}}" />
	<property name="FILE_LOG_PATTERN"
		value="${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}}" />

	<logger name="org.apache.catalina.startup.DigesterFactory"
		level="ERROR" />
	<logger name="org.apache.catalina.util.LifecycleBase"
		level="ERROR" />
	<logger name="org.apache.coyote.http11.Http11NioProtocol"
		level="WARN" />
	<logger name="org.apache.sshd.common.util.SecurityUtils"
		level="WARN" />
	<logger name="org.apache.tomcat.util.net.NioSelectorPool"
		level="WARN" />
	<logger
		name="org.eclipse.jetty.util.component.AbstractLifeCycle"
		level="ERROR" />
	<logger name="org.hibernate.validator.internal.util.Version"
		level="WARN" />

	<property name="LOG_FILE"
		value="${LOG_FILE:-${LOG_PATH:-${LOG_TEMP:-${java.io.tmpdir:-/tmp}}}/spring.log}" />



	<appender name="CONSOLE"
		class="ch.qos.logback.core.ConsoleAppender">
		<encoder class="net.logstash.logback.encoder.LogstashEncoder" />
	</appender>

	<appender name="FILE"
		class="ch.qos.logback.core.rolling.RollingFileAppender">
		<encoder class="net.logstash.logback.encoder.LogstashEncoder" />
		<file>${LOG_FILE}</file>
		<rollingPolicy
			class="ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy">
			<cleanHistoryOnStart>${LOG_FILE_CLEAN_HISTORY_ON_START:-false}
			</cleanHistoryOnStart>
			<fileNamePattern>${LOG_FILE}.%d{yyyy-MM-dd}.%i.gz</fileNamePattern>
			<maxFileSize>${LOG_FILE_MAX_SIZE:-10MB}</maxFileSize>
			<maxHistory>${LOG_FILE_MAX_HISTORY:-7}</maxHistory>
			<totalSizeCap>${LOG_FILE_TOTAL_SIZE_CAP:-0}</totalSizeCap>
		</rollingPolicy>
	</appender>

	<root level="INFO">
		<appender-ref ref="CONSOLE" />
		<appender-ref ref="FILE" />
	</root>

</configuration>