fix crontabs with dots on debian & added rsnapshot_prefix var

manifests/config.pp

@@ -162,7 +162,21 @@ class rsnapshot::config (
       }
     }
 
-    $cronfile = "${cron_dir}/${host}"
+    # cron on Debian seems to ignore files that have dots in their name; replace
+    # them with underscores (issue #2)
+    if $::osfamily == 'Debian' {
+      $cron_name = regsubst("${host}", '\.', '_')
+      $cronfile = "${cron_dir}/${rsnapshot_prefix}${cron_name}"
+    }
+    else {
+      $cronfile = "${cron_dir}/${rsnapshot_prefix}${host}"
+    }
+
+    # Make sure old cron files without rsnapshot_prefix are removed
+    file { "${cron_dir}/${host}":
+      ensure => absent,
+    }
+
     concat { $cronfile:
     }
     # create cron files for each backup level
@@ -190,4 +204,3 @@ class rsnapshot::config (
     }
   }
 }
-

manifests/init.pp

@@ -19,6 +19,8 @@ class rsnapshot (
   $snapshot_root                 = $rsnapshot::params::config_snapshot_root,
   $backup_levels                 = $rsnapshot::params::config_backup_levels,
   $cron_service_name             = $rsnapshot::params::cron_service_name,
+  $rsnapshot_prefix             =  $rsnapshot::params::config_rsnapshot_prefix,
+  
 ) inherits rsnapshot::params {
 
   $default_backup_scripts = $rsnapshot::params::backup_scripts + $backup_scripts
@@ -32,4 +34,3 @@ class rsnapshot (
     contain '::rsnapshot::service'
   }
 }
-

manifests/params.pp

@@ -42,6 +42,7 @@ class rsnapshot::params {
   $config_verbose                = '2'
   $config_loglevel               = '4'
   $config_stop_on_stale_lockfile = undef # bool
+  $config_rsnapshot_prefix       = 'rsnapshot_'
   $config_rsync_short_args       = '-az'
   $config_rsync_long_args        = undef # defaults are --delete --numeric-ids --relative --delete-excluded
   $config_ssh_args               = undef