AMBARI-15921 By default, YARN does not emit audit logs into a separate log file (dlysnichenko)

ambari-server/src/main/resources/common-services/YARN/2.1.0.2.0/configuration/yarn-log4j.xml

@@ -65,6 +65,26 @@ log4j.appender.JSA.DatePattern=.yyyy-MM-dd
 log4j.appender.JSA.layout=org.apache.log4j.PatternLayout
 log4j.logger.org.apache.hadoop.yarn.server.resourcemanager.RMAppManager$ApplicationSummary=${yarn.server.resourcemanager.appsummary.logger}
 log4j.additivity.org.apache.hadoop.yarn.server.resourcemanager.RMAppManager$ApplicationSummary=false
+
+# Audit logging for ResourceManager
+rm.audit.logger=INFO,RMAUDIT
+log4j.logger.org.apache.hadoop.yarn.server.resourcemanager.RMAuditLogger=${rm.audit.logger}
+log4j.additivity.org.apache.hadoop.yarn.server.resourcemanager.RMAuditLogger=false
+log4j.appender.RMAUDIT=org.apache.log4j.DailyRollingFileAppender
+log4j.appender.RMAUDIT.File=${yarn.log.dir}/rm-audit.log
+log4j.appender.RMAUDIT.layout=org.apache.log4j.PatternLayout
+log4j.appender.RMAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
+log4j.appender.RMAUDIT.DatePattern=.yyyy-MM-dd
+
+# Audit logging for NodeManager
+nm.audit.logger=INFO,NMAUDIT
+log4j.logger.org.apache.hadoop.yarn.server.nodemanager.NMAuditLogger=${nm.audit.logger}
+log4j.additivity.org.apache.hadoop.yarn.server.nodemanager.NMAuditLogger=false
+log4j.appender.NMAUDIT=org.apache.log4j.DailyRollingFileAppender
+log4j.appender.NMAUDIT.File=${yarn.log.dir}/nm-audit.log
+log4j.appender.NMAUDIT.layout=org.apache.log4j.PatternLayout
+log4j.appender.NMAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
+log4j.appender.NMAUDIT.DatePattern=.yyyy-MM-dd
     </value>
     <value-attributes>
       <type>content</type>

ambari-server/src/main/resources/stacks/HDP/2.3/services/YARN/configuration/yarn-log4j.xml

@@ -74,6 +74,26 @@ log4j.appender.EWMA=org.apache.hadoop.yarn.util.Log4jWarningErrorMetricsAppender
 log4j.appender.EWMA.cleanupInterval=${yarn.ewma.cleanupInterval}
 log4j.appender.EWMA.messageAgeLimitSeconds=${yarn.ewma.messageAgeLimitSeconds}
 log4j.appender.EWMA.maxUniqueMessages=${yarn.ewma.maxUniqueMessages}
+
+# Audit logging for ResourceManager
+rm.audit.logger=INFO,RMAUDIT
+log4j.logger.org.apache.hadoop.yarn.server.resourcemanager.RMAuditLogger=${rm.audit.logger}
+log4j.additivity.org.apache.hadoop.yarn.server.resourcemanager.RMAuditLogger=false
+log4j.appender.RMAUDIT=org.apache.log4j.DailyRollingFileAppender
+log4j.appender.RMAUDIT.File=${yarn.log.dir}/rm-audit.log
+log4j.appender.RMAUDIT.layout=org.apache.log4j.PatternLayout
+log4j.appender.RMAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
+log4j.appender.RMAUDIT.DatePattern=.yyyy-MM-dd
+
+# Audit logging for NodeManager
+nm.audit.logger=INFO,NMAUDIT
+log4j.logger.org.apache.hadoop.yarn.server.nodemanager.NMAuditLogger=${nm.audit.logger}
+log4j.additivity.org.apache.hadoop.yarn.server.nodemanager.NMAuditLogger=false
+log4j.appender.NMAUDIT=org.apache.log4j.DailyRollingFileAppender
+log4j.appender.NMAUDIT.File=${yarn.log.dir}/nm-audit.log
+log4j.appender.NMAUDIT.layout=org.apache.log4j.PatternLayout
+log4j.appender.NMAUDIT.layout.ConversionPattern=%d{ISO8601} %p %c{2}: %m%n
+log4j.appender.NMAUDIT.DatePattern=.yyyy-MM-dd
     </value>
     <value-attributes>
       <type>content</type>