Create logs for update_review

The cron job looks failing, put the output to a log file.
Setup log file path and logrotate for it.

Change-Id: Ie26e5a9f07ae122842338cf833d4462a9ce7559f

manifests/init.pp

@@ -38,6 +38,27 @@ class reviewday {
     require    => Group['reviewday'],
   }
 
+  file { '/var/log/reviewday.log':
+    ensure  => file,
+    owner   => 'reviewday',
+    group   => 'reviewday',
+    mode    => '0644',
+    require => User['reviewday'],
+  }
+
+  include ::logrotate
+  logrotate::file { 'reviewday':
+    log     => '/var/log/reviewday.log',
+    options => [
+      'compress',
+      'copytruncate',
+      'missingok',
+      'rotate 7',
+      'daily',
+      'notifempty',
+    ],
+  }
+
 }
 
 # vim:sw=2:ts=2:expandtab:textwidth=79

manifests/site.pp

@@ -105,7 +105,7 @@ define reviewday::site(
   }
 
   cron { 'update reviewday':
-    command => "cd /var/lib/reviewday/reviewday && PYTHONPATH=\$PWD flock -n /var/lib/reviewday/update.lock python bin/reviewday -o ${httproot}",
+    command => "cd /var/lib/reviewday/reviewday && PYTHONPATH=\$PWD flock -n /var/lib/reviewday/update.lock python bin/reviewday -o ${httproot} >> /var/log/reviewday.log 2>&1",
     minute  => '*/30',
     user    => 'reviewday',
     require => Exec['install-reviewday-dependencies'],