sample.logback.xml

<configuration>
    <!--Use TCP instead of UDP-->
    <appender name="GELF TCP APPENDER" class="me.moocar.logback.net.SocketEncoderAppender">
        <remoteHost>somehost.com</remoteHost>
        <port>12201</port>
        <encoder class="ch.qos.logback.core.encoder.LayoutWrappingEncoder">
            <layout class="me.moocar.logbackgelf.GelfLayout">
                <!--An example of overwriting the short message pattern-->
                <shortMessageLayout class="ch.qos.logback.classic.PatternLayout">
                    <pattern>%ex{short}%.100m</pattern>
                </shortMessageLayout>
                <!-- Use HTML output of the full message. Yes, any layout can be used (please don't actually do this)-->
                <fullMessageLayout class="ch.qos.logback.classic.html.HTMLLayout">
                    <pattern>%relative%thread%mdc%level%logger%msg</pattern>
                </fullMessageLayout>
                <useLoggerName>true</useLoggerName>
                <useThreadName>true</useThreadName>
                <useMarker>true</useMarker>
                <host>Test</host>
                <additionalField>ipAddress:_ip_address</additionalField>
                <additionalField>requestId:_request_id</additionalField>
                <includeFullMDC>true</includeFullMDC>
                <fieldType>requestId:long</fieldType>
                <!--Facility is not officially supported in GELF anymore, but you can use staticAdditionalFields to do the same thing-->
                <staticField class="me.moocar.logbackgelf.Field">
                  <key>_facility</key>
                  <value>GELF</value>
                </staticField>
            </layout>
        </encoder>
    </appender>

    <root level="debug">
        <appender-ref ref="GELF TCP APPENDER" />
    </root>
</configuration>