使用Logback-test.xml将时间戳添加到日志文件 [英] Adding timestamp to a log file using Logback-test.xml

问题描述

当前，我的Spring-boot应用程序登录到名为myLog.log的文件，该文件按预期工作，但是我希望该日志文件在其末尾带有timestamp并创建一个 new .

Currently my Spring-boot application logs to a file named: myLog.log, this is working as intended, however I would like the log file to have a timestamp at the end of it and create a new file each time it is ran.

我已经尝试在下面显示的logback-test.xml文件中实现此功能，但是它只是给我提供了文件名:myLog.log 没有时间戳.

I have tried to implement this in my logback-test.xml file shown below, but it is just giving me the filename: myLog.log without a timestamp.

我该如何解决?

Logback-test.xml:

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
    <include resource="org/springframework/boot/logging/logback/base.xml"/>

    <logger name="org.springframework.web" level="INFO"/>

    <!-- Send debug messages to System.out -->
    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
        <!-- By default, encoders are assigned the type ch.qos.logback.classic.encoder.PatternLayoutEncoder -->
        <encoder>
            <pattern>%d{HH:mm:ss.SSS}  - %msg%n</pattern>
        </encoder>
    </appender>

    <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>path/to/my/file/mylog.log</file>
        <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
            <Pattern>%d{yyyy-MM-dd_HH:mm:ss.SSS} - %msg%n</Pattern>
        </encoder>

        <rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy">
            <FileNamePattern>mylog.%i{yyyy-MM-dd_HH:mm:ss.SSS}}.log</FileNamePattern>
            <MinIndex>1</MinIndex>
            <MaxIndex>10</MaxIndex>
        </rollingPolicy>

        <triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">
            <MaxFileSize>2MB</MaxFileSize>
        </triggeringPolicy>
    </appender>

    <logger name="com.my.package" level="INFO" additivity="false">
        <appender-ref ref="STDOUT" />
        <appender-ref ref="FILE" />
    </logger>

    <!-- By default, the level of the root level is set to DEBUG -->
    <root level="INFO">
        <appender-ref ref="STDOUT" />
    </root>

</configuration>

推荐答案

您可以定义这样的变量:

You can define a variable like this:

<timestamp key="myTimestamp" datePattern="yyyy-MM-dd'_'HH-mm-ss.SSS"/>

(注意:请勿在datePattern中使用冒号)

(note: don't use colons in datePattern)

然后直接在您的appender的file元素中使用它:

Then use it directly in your appender's file element:

 <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
    <file>path/to/my/file/mylog-${myTimestamp}.log</file>
 ...
 </appender>

或在简单的FileAppender中:

<appender name="FILE" class="ch.qos.logback.core.FileAppender">
    <file>path/to/my/file/mylog-${myTimestamp}.log</file>
    <encoder>
        <Pattern>%d{yyyy-MM-dd_HH:mm:ss.SSS} - %msg%n</Pattern>
    </encoder>
</appender>

这篇关于使用Logback-test.xml将时间戳添加到日志文件的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！