bacula: Changed storage daemon to run as bacula user instead of root and converted tape alerts to use custom script.

bacula/templates/device.conf.erb

@@ -8,6 +8,5 @@ Device {
     RemovableMedia = yes;
     RandomAccess = no;
     Maximum Network Buffer Size = 65536
-    Alert Command = "sh -c 'tapeinfo -f <%= @device %> | grep TapeAlert | cat'"
-    Alert Command = "sh -c 'smartctl -H -l error <%= @device %> | cat'"
+    Alert Command = "sh -c '/usr/local/sbin/tapealert %a'"
 }