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<?xml version="1.0" encoding="utf-8"?>
<configuration>
<configSections>
<section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net"/>
</configSections>
<startup>
<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.2"/>
</startup>
<log4net>
<!--This custom appender handles failovers. If the first appender fails, it'll delegate the message to the back appender-->
<appender name="FailoverAppender" type="MoreAppenders.FailoverAppender">
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%date [%thread] %-5level %logger - %message%newline"/>
</layout>
<!--This is a custom test appender that will always throw an exception -->
<!--The first and the default appender that will be used.-->
<PrimaryAppender type="MoreAppenders.ExceptionThrowerAppender" >
<ThrowExceptionForCount value="1" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%date [%thread] %-5level %logger - %message%newline"/>
</layout>
</PrimaryAppender>
<!--This appender will be used only if the PrimaryAppender has failed-->
<FailOverAppender type="log4net.Appender.RollingFileAppender">
<file value="log.txt"/>
<rollingStyle value="Size"/>
<maxSizeRollBackups value="10"/>
<maximumFileSize value="100mb"/>
<appendToFile value="true"/>
<staticLogFileName value="true"/>
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%date [%thread] %-5level %logger - %message%newline"/>
</layout>
</FailOverAppender>
</appender>
<root>
<level value="ALL"/>
</root>
<!--This can be either a full qualified type name or a random string that you selected as a name-->
<logger name="MoreAppenders.Program">
<level value="ALL"/>
<!--configures the FailOverAppender-->
<appender-ref ref="FailoverAppender"/>
</logger>
</log4net>
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