<?xml version="1.0" encoding="UTF-8"?>
<!--
  ~ Licensed to the Apache Software Foundation (ASF) under one or more
  ~ contributor license agreements.  See the NOTICE file distributed with
  ~ this work for additional information regarding copyright ownership.
  ~ The ASF licenses this file to you under the Apache License, Version 2.0
  ~ (the "License"); you may not use this file except in compliance with
  ~ the License.  You may obtain a copy of the License at
  ~
  ~      http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ~ See the License for the specific language governing permissions and
  ~ limitations under the License.
  -->
<Configuration xmlns="https://logging.apache.org/xml/ns"
               xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
               xsi:schemaLocation="
                   https://logging.apache.org/xml/ns
                   https://logging.apache.org/xml/ns/log4j-config-2.xsd">

  <Appenders>

    <Console name="CONSOLE"><!--1-->
      <GelfLayout messagePattern="%d %5p [%t] %c{1} %X{loginId, requestId} - %m%n"
                  includeThreadContext="true"
                  threadContextIncludes="loginId,requestId">
        <KeyValuePair key="additionalField1" value="constant value"/>
        <KeyValuePair key="additionalField2" value="$${ctx:key}"/>
      </GelfLayout>
    </Console>

    <Socket name="GRAYLOG_TCP" protocol="TCP" host="graylog.domain.com" port="12201"><!--2-->
      <GelfLayout host="someserver" compressionType="OFF" includeNullDelimiter="true"/>
    </Socket>

    <Socket name="GRAYLOG_UDP" protocol="UDP" host="graylog.domain.com" port="12201"><!--3-->
      <GelfLayout host="someserver" compressionType="ZLIB" compressionThreshold="1024"/>
    </Socket>

  </Appenders>

  <Loggers>
    <Root level="WARN">
      <AppenderRef ref="CONSOLE"/>
      <AppenderRef ref="GRAYLOG_TCP"/>
      <AppenderRef ref="GRAYLOG_UDP"/>
    </Root>
  </Loggers>

</Configuration>
