configure the jenkins logger

This commit adds a logging configuration file for jenkins so
that we can persist the jenkins logger configuration across
restarts.

This commit also adds a logger configuration,
"org.gearman.session.logger" to "WARNING"

Change-Id: I4cf886a93f33bd153a6e3f81534df582425bd8f5

files/logger.conf

@@ -0,0 +1,28 @@
+# Properties file which configures the operation of the JDK
+# logging facility.
+# reference: http://www.javapractices.com/topic/TopicAction.do?Id=143
+
+# The system will look for this config file, first using
+# a System property specified at startup:
+#
+# >java -Djava.util.logging.config.file=myLoggingConfigFilePath
+#
+# If this property is not specified, then the config file is
+# retrieved from its default location at:
+#
+# JDK_HOME/jre/lib/logging.properties
+
+# Global logging properties.
+# ------------------------------------------
+# The set of handlers to be loaded upon startup.
+# Comma-separated list of class names.
+# (? LogManager docs say no comma here, but JDK example has comma.)
+handlers=java.util.logging.ConsoleHandler
+
+# Loggers
+# ------------------------------------------
+# Loggers are usually attached to packages.
+# Here, the level for each package is specified.
+# The global level is used by default, so levels
+# specified here simply act as an override.
+org.gearman.session.logger.level=WARNING

manifests/master.pp

@@ -187,6 +187,14 @@ class jenkins::master(
     require => File['/var/lib/jenkins/plugins/simple-theme-plugin'],
   }
 
+  file { '/var/lib/jenkins/logger.conf':
+    ensure  => present,
+    owner   => 'jenkins',
+    group   => 'nogroup',
+    source  => 'puppet:///modules/jenkins/logger.conf',
+    require => File['/var/lib/jenkins'],
+  }
+
   file { '/var/lib/jenkins/plugins/simple-theme-plugin/title.png':
     ensure  => present,
     owner   => 'jenkins',