Merge pull request #332 from zacharyalexstern/fix_readme_typo

[puppet-modules/puppetlabs-apt.git] / manifests / pin.pp

diff --git a/manifests/pin.pp b/manifests/pin.pp
index 9cb4a8e798ba5ef3a0e1caa05275e5ba53137201..2ce81fd6bb292fce2eae61e60bf82b2e01bfa048 100644 (file)
--- a/manifests/pin.pp
+++ b/manifests/pin.pp
@@ -3,7 +3,7 @@
 
 define apt::pin(
   $ensure          = present,
-  $explanation     = "${::caller_module_name}: ${name}",
+  $explanation     = "${caller_module_name}: ${name}",
   $order           = '',
   $packages        = '*',
   $priority        = 0,
@@ -64,11 +64,21 @@ define apt::pin(
 
   }
 
+
+  # According to man 5 apt_preferences:
+  # The files have either no or "pref" as filename extension
+  # and only contain alphanumeric, hyphen (-), underscore (_) and period
+  # (.) characters. Otherwise APT will print a notice that it has ignored a
+  # file, unless that file matches a pattern in the
+  # Dir::Ignore-Files-Silently configuration list - in which case it will
+  # be silently ignored.
+  $file_name = regsubst($title, '[^0-9a-z\-_\.]', '_', 'IG')
+
   $path = $order ? {
-    ''      => "${preferences_d}/${name}.pref",
-    default => "${preferences_d}/${order}-${name}.pref",
+    ''      => "${preferences_d}/${file_name}.pref",
+    default => "${preferences_d}/${order}-${file_name}.pref",
   }
-  file { "${name}.pref":
+  file { "${file_name}.pref":
     ensure  => $ensure,
     path    => $path,
     owner   => root,