ambari-server/src/main/resources/common-services/KNOX/0.5.0.2.2/configuration/gateway-log4j.xml

<?xml version="1.0"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
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 * to you under the Apache License, Version 2.0 (the
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<configuration supports_final="false" supports_adding_forbidden="false">
   <property>
    <name>knox_gateway_log_maxfilesize</name>
    <value>256</value>
    <description>The maximum size of backup file before the log is rotated</description>
    <display-name>Knox Gateway Log: backup file size</display-name>
   <value-attributes>
      <unit>MB</unit>
    </value-attributes>
    <on-ambari-upgrade add="false"/>
  </property>
  <property>
    <name>knox_gateway_log_maxbackupindex</name>
    <value>20</value>
    <description>The number of backup files</description>
    <display-name>Knox Gateway Log: # of backup files</display-name>
    <value-attributes>
      <type>int</type>
      <minimum>0</minimum>
    </value-attributes>
    <on-ambari-upgrade add="false"/>
  </property>
  <property>
    <name>content</name>
    <display-name>gateway-log4j template</display-name>
    <value>

      # 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.

      app.log.dir=${launcher.dir}/../logs
      app.log.file=${launcher.name}.log
      app.audit.file=${launcher.name}-audit.log

      log4j.rootLogger=ERROR, drfa

      log4j.logger.org.apache.hadoop.gateway=INFO
      #log4j.logger.org.apache.hadoop.gateway=DEBUG

      #log4j.logger.org.eclipse.jetty=DEBUG
      #log4j.logger.org.apache.shiro=DEBUG
      #log4j.logger.org.apache.http=DEBUG
      #log4j.logger.org.apache.http.client=DEBUG
      #log4j.logger.org.apache.http.headers=DEBUG
      #log4j.logger.org.apache.http.wire=DEBUG

      log4j.appender.stdout=org.apache.log4j.ConsoleAppender
      log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
      log4j.appender.stdout.layout.ConversionPattern=%d{yy/MM/dd HH:mm:ss} %p %c{2}: %m%n

      log4j.appender.drfa=org.apache.log4j.DailyRollingFileAppender
      log4j.appender.drfa.File=${app.log.dir}/${app.log.file}
      log4j.appender.drfa.DatePattern=.yyyy-MM-dd
      log4j.appender.drfa.layout=org.apache.log4j.PatternLayout
      log4j.appender.drfa.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} (%F:%M(%L)) - %m%n
      log4j.appender.drfa.MaxFileSize = {{knox_gateway_log_maxfilesize}}MB
      log4j.appender.drfa.MaxBackupIndex = {{knox_gateway_log_maxbackupindex}}

      log4j.logger.audit=INFO, auditfile
      log4j.appender.auditfile=org.apache.log4j.DailyRollingFileAppender
      log4j.appender.auditfile.File=${app.log.dir}/${app.audit.file}
      log4j.appender.auditfile.Append = true
      log4j.appender.auditfile.DatePattern = '.'yyyy-MM-dd
      log4j.appender.auditfile.layout = org.apache.hadoop.gateway.audit.log4j.layout.AuditLayout

    </value>
    <description>
      content for log4j.properties file for Knox.
    </description>
    <value-attributes>
      <type>content</type>
      <show-property-name>false</show-property-name>
    </value-attributes>
    <on-ambari-upgrade add="true"/>
  </property>
</configuration>