springboot项目集成log4j2

130 阅读 0 评论 86 点赞

我是靠谱客的博主魁梧月光，这篇文章主要介绍springboot项目集成log4j2，现在分享给大家，希望可以做个参考。

写在之前

在开发环境中你可以不太注重日志，但是在生产环境中必须的收集好日志
开发环境下出现了问题你可以随意的debug,但是在生产环境下不可能停掉服务器来处理bug，有效的方法就是分析日志

log4j2

依赖

复制代码

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter</artifactId>
            <exclusions>
                <!--                去除springboot自带的日志-->
                <exclusion>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-starter-logging</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
        <!--        log4j-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-log4j2</artifactId>
        </dependency>

配置log4j2.xml

复制代码

<Configuration monitorInterval="180" packages="">
    <properties>
        <property name="prjname">${project.name}</property>
        <property name="logdir">logs</property>
        <property name="PATTERN">[${project.name}][${env:SERVER_PORT}] %date{YYYY-MM-dd HH:mm:ss,SSS} %highlight{%level} [%thread][%file:%line] - %msg%n%throwable</property>
    </properties>
    <Appenders>
        <Console name="Console" target="SYSTEM_OUT">
            <PatternLayout pattern="${PATTERN}"></PatternLayout>
        </Console>

<Async name="AsyncAppender" includeLocation="true">
            <AppenderRef ref="ErrorAppender"></AppenderRef>
            <AppenderRef ref="DebugAppender"></AppenderRef>
        </Async>
    </Appenders>

<Root level="ERROR" includeLocation="true">
            <AppenderRef ref="AsyncAppender"></AppenderRef>
            <AppenderRef ref="Console"></AppenderRef>
        </Root>
    </Loggers>
</Configuration>

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
<Configuration monitorInterval="180" packages="">
    <properties>
        <property name="prjname">${project.name}</property>
        <property name="logdir">logs</property>
        <property name="PATTERN">[${project.name}][${env:SERVER_PORT}] %date{YYYY-MM-dd HH:mm:ss,SSS} %highlight{%level} [%thread][%file:%line] - %msg%n%throwable</property>
    </properties>
    <Appenders>
        <Console name="Console" target="SYSTEM_OUT">
            <PatternLayout pattern="${PATTERN}"/>
        </Console>

        <RollingFile name="ErrorAppender" fileName="${logdir}/${prjname}_error.log"
                     filePattern="${logdir}/$${date:yyyy-MM-dd}/${prjname}_error.%d{yyyy-MM-dd-HH}.log" append="true">
            <PatternLayout pattern="${PATTERN}"/>
            <ThresholdFilter level="ERROR" onMatch="ACCEPT" onMismatch="DENY"/>
            <Policies>
                <TimeBasedTriggeringPolicy interval="1" modulate="true" />
            </Policies>
        </RollingFile>

        <RollingFile name="DebugAppender" fileName="${logdir}/${prjname}_info.log"
                     filePattern="${logdir}/$${date:yyyy-MM-dd}/${prjname}_info.%d{yyyy-MM-dd-HH}.log" append="true">
            <PatternLayout pattern="${PATTERN}"/>
            <ThresholdFilter level="DEBUG" onMatch="ACCEPT" onMismatch="DENY"/>
            <Policies>
                <TimeBasedTriggeringPolicy interval="1" modulate="true" />
            </Policies>
        </RollingFile>

        <!--异步appender-->
        <Async name="AsyncAppender" includeLocation="true">
            <AppenderRef ref="ErrorAppender"/>
            <AppenderRef ref="DebugAppender"/>
        </Async>
    </Appenders>

    <Loggers>
        <!--过滤掉spring和mybatis的一些无用的debug信息-->
        <logger name="org.springframework" level="INFO">
        </logger>
        <logger name="org.mybatis" level="INFO">
        </logger>
        <logger name="springfox" level="INFO">
        </logger>
        <logger name="org.apache.http" level="INFO">
        </logger>
        <logger name="com.alibaba.nacos" level="WARN">
        </logger>

        <!--OFF   0-->
        <!--FATAL   100-->
        <!--ERROR   200-->
        <!--WARN   300-->
        <!--INFO   400-->
        <!--DEBUG   500-->
        <!--TRACE   600-->
        <!--ALL   Integer.MAX_VALUE-->
        <Root level="ERROR" includeLocation="true">
            <AppenderRef ref="AsyncAppender"/>
            <AppenderRef ref="Console"/>
        </Root>
    </Loggers>
</Configuration>