Add types for parameter validation.

manifests/daily.pp

@@ -35,14 +35,14 @@
 #   }
 #
 define cron::daily (
-  Optional[String[1]]        $command     = undef,
-  Enum['absent','present']   $ensure      = 'present',
-  Variant[Integer,String[1]] $minute      = 0,
-  Variant[Integer,String[1]] $hour        = 0,
-  Array[String]              $environment = [],
-  String[1]                  $user        = 'root',
-  String[4,4]                $mode        = '0644',
-  Optional[String]           $description = undef,
+  Optional[String[1]] $command     = undef,
+  Cron::Job_ensure    $ensure      = 'present',
+  Cron::Minute        $minute      = 0,
+  Cron::Hour          $hour        = 0,
+  Cron::Environment   $environment = [],
+  Cron::User          $user        = 'root',
+  Cron::Mode          $mode        = '0644',
+  Optional[String]    $description = undef,
 ) {
 
   cron::job { $title:

manifests/hourly.pp

@@ -31,13 +31,13 @@
 #   }
 #
 define cron::hourly (
-  Optional[String[1]]        $command     = undef,
-  Enum['absent','present']   $ensure      = 'present',
-  Variant[Integer,String[1]] $minute      = 0,
-  Array[String]              $environment = [],
-  String[1]                  $user        = 'root',
-  String[4,4]                $mode        = '0644',
-  Optional[String]           $description = undef,
+  Optional[String[1]] $command     = undef,
+  Cron::Job_ensure    $ensure      = 'present',
+  Cron::Minute        $minute      = 0,
+  Cron::Environment   $environment = [],
+  Cron::User          $user        = 'root',
+  Cron::Mode          $mode        = '0644',
+  Optional[String]    $description = undef,
 ) {
 
   cron::job { $title:

manifests/init.pp

@@ -34,29 +34,17 @@
 #   }
 #
 class cron (
-  String[1]      $service_name,
-  String[1]      $package_name,
-  Boolean        $manage_package = true,
-  Boolean        $manage_service = true,
-  Variant[
-    Boolean,
-    Enum[
-      'running',
-      'stopped',
-    ]
-  ]              $service_ensure = 'running',
-  Variant[
-    Boolean,
-    Enum[
-      'manual',
-      'mask',
-    ]
-  ]              $service_enable = true,
-  String[1]      $package_ensure = 'installed',
-  Array[String]  $users_allow    = [],
-  Array[String]  $users_deny     = [],
-  Boolean        $manage_users_allow = false,
-  Boolean        $manage_users_deny  = false,
+  String[1]            $service_name,
+  String[1]            $package_name,
+  Boolean              $manage_package     = true,
+  Boolean              $manage_service     = true,
+  Cron::Service_ensure $service_ensure     = 'running',
+  Cron::Service_enable $service_enable     = true,
+  Cron::Package_ensure $package_ensure     = 'installed',
+  Array[Cron::User]    $users_allow        = [],
+  Array[Cron::User]    $users_deny         = [],
+  Boolean              $manage_users_allow = false,
+  Boolean              $manage_users_deny  = false,
 ) {
 
   contain '::cron::install'

manifests/job.pp

@@ -43,20 +43,22 @@
 #   }
 #
 define cron::job (
-  Optional[String[1]]        $command     = undef,
-  Enum['absent','present']   $ensure      = 'present',
-  Variant[Integer,String[1]] $minute      = '*',
-  Variant[Integer,String[1]] $hour        = '*',
-  Variant[Integer,String[1]] $date        = '*',
-  Variant[Integer,String[1]] $month       = '*',
-  Variant[Integer,String[1]] $weekday     = '*',
-  Optional[String[1]]        $special     = undef,
-  Array[String]              $environment = [],
-  String[1]                  $user        = 'root',
-  String[4,4]                $mode        = '0644',
-  Optional[String]           $description = undef,
+  Optional[String[1]] $command     = undef,
+  Cron::Job_ensure    $ensure      = 'present',
+  Cron::Minute        $minute      = '*',
+  Cron::Hour          $hour        = '*',
+  Cron::Date          $date        = '*',
+  Cron::Month         $month       = '*',
+  Cron::Weekday       $weekday     = '*',
+  Cron::Special       $special     = undef,
+  Cron::Environment   $environment = [],
+  Cron::User          $user        = 'root',
+  Cron::Mode          $mode        = '0644',
+  Optional[String]    $description = undef,
 ) {
 
+  assert_type(Cron::Jobname, $title)
+
   case $ensure {
     'absent':  {
       file { "job_${title}":

manifests/job/multiple.pp

@@ -44,19 +44,19 @@
 define cron::job::multiple(
   Array[Struct[{
     Optional['command']     => String[1],
-    Optional['minute']      => Variant[Integer,String[1]],
-    Optional['hour']        => Variant[Integer,String[1]],
-    Optional['date']        => Variant[Integer,String[1]],
-    Optional['month']       => Variant[Integer,String[1]],
-    Optional['weekday']     => Variant[Integer,String[1]],
-    Optional['special']     => String[1],
-    Optional['environment'] => Array[String],
-    Optional['user']        => String[1],
+    Optional['minute']      => Cron::Minute,
+    Optional['hour']        => Cron::Hour,
+    Optional['date']        => Cron::Date,
+    Optional['month']       => Cron::Month,
+    Optional['weekday']     => Cron::Weekday,
+    Optional['special']     => Cron::Special,
+    Optional['environment'] => Cron::Environment,
+    Optional['user']        => Cron::User,
     Optional['description'] => String,
-  }]]                      $jobs,
-  Enum['absent','present'] $ensure      = 'present',
-  Array[String]            $environment = [],
-  String[4,4]              $mode        = '0644',
+  }]]               $jobs,
+  Cron::Job_ensure  $ensure      = 'present',
+  Cron::Environment $environment = [],
+  Cron::Mode        $mode        = '0644',
 ) {
   case $ensure {
     'absent': {

manifests/monthly.pp

@@ -39,15 +39,15 @@
 #   }
 #
 define cron::monthly (
-  Optional[String[1]]        $command     = undef,
-  Enum['absent','present']   $ensure      = 'present',
-  Variant[Integer,String[1]] $minute      = 0,
-  Variant[Integer,String[1]] $hour        = 0,
-  Variant[Integer,String[1]] $date        = 1,
-  Array[String]              $environment = [],
-  String[1]                  $user        = 'root',
-  String[4,4]                $mode        = '0644',
-  Optional[String]           $description = undef,
+  Optional[String[1]] $command     = undef,
+  Cron::Job_ensure    $ensure      = 'present',
+  Cron::Minute        $minute      = 0,
+  Cron::Hour          $hour        = 0,
+  Cron::Date          $date        = 1,
+  Cron::Environment   $environment = [],
+  Cron::User          $user        = 'root',
+  Cron::Mode          $mode        = '0644',
+  Optional[String]    $description = undef,
 ) {
 
   cron::job { $title:

manifests/weekly.pp

@@ -39,15 +39,15 @@
 #   }
 #
 define cron::weekly (
-  Optional[String[1]]        $command     = undef,
-  Enum['absent','present']   $ensure      = 'present',
-  Variant[Integer,String[1]] $minute      = 0,
-  Variant[Integer,String[1]] $hour        = 0,
-  Variant[Integer,String[1]] $weekday     = 0,
-  String[1]                  $user        = 'root',
-  String[4,4]                $mode        = '0644',
-  Array[String]              $environment = [],
-  Optional[String]           $description = undef,
+  Optional[String[1]] $command     = undef,
+  Cron::Job_ensure    $ensure      = 'present',
+  Cron::Minute        $minute      = 0,
+  Cron::Hour          $hour        = 0,
+  Cron::Weekday       $weekday     = 0,
+  Cron::User          $user        = 'root',
+  Cron::Mode          $mode        = '0644',
+  Cron::Environment   $environment = [],
+  Optional[String]    $description = undef,
 ) {
 
   cron::job { $title:

templates/users.epp

@@ -1,4 +1,4 @@
-<% | Array[String] $users | %>
+<% | Array[Cron::User] $users | %>
 
 # Managed by Puppet
 

types/date.pp

@@ -0,0 +1,5 @@
+# Valid $date (day of month) parameter to Cron::Job.
+type Cron::Date = Variant[
+  Integer[1,31],
+  Pattern[/\A(([1-9]|[1-2][0-9]|3[0-1])|(\*|(([1-9]|[1-2][0-9]|3[0-1])-([1-9]|[1-2][0-9]|3[0-1])))(\/([1-9]|[1-2][0-9]|3[0-1]))?)\z/]
+]

types/deb_version.pp

@@ -0,0 +1,3 @@
+# Valid .deb version string.
+# See https://www.debian.org/doc/debian-policy/#s-f-version
+type Cron::Deb_version = Pattern[/(?i:\A(((0|[1-9][0-9]*):)?[0-9]([a-z0-9.+-~]*|[a-z0-9.+~]*-[a-z0-9+.~]+))\z)/]

types/environment.pp

@@ -0,0 +1,2 @@
+# Valid $environment parameter to Cron::Job.
+type Cron::Environment = Array[Pattern[/(?i:\A[a-z_][a-z0-9_]*=[^\0]*\z)/]]

types/hour.pp

@@ -0,0 +1,5 @@
+# Valid $hour parameter to Cron::Job.
+type Cron::Hour = Variant[
+  Integer[0,23],
+  Pattern[/\A(([0-9]|1[0-9]|2[0-3])|(\*|(([0-9]|1[0-9]|2[0-3])-([0-9]|1[0-9]|2[0-3])))(\/([1-9]|1[0-9]|2[0-3]))?)\z/]
+]

types/job_ensure.pp

@@ -0,0 +1,2 @@
+# Valid $ensure parameter to Cron::Job.
+type Cron::Job_ensure = Enum['absent', 'present']

types/jobname.pp

@@ -0,0 +1,13 @@
+# Valid $title parameter to Cron::Job.
+# This is the name of the /etc/cron.d/ file.
+# The Ubuntu run-parts manpage specifies (^[a-zA-Z0-9_-]+$).
+# For Cronie, the documentation is (unfortunately) in the code:
+# - Ignore files starting with "." or "#"
+# - Ignore the CRON_HOSTNAME file (default ".cron.hostname").
+# - Ignore files whose length is zero or greater than NAME_MAX (default 255).
+# - Ignore files whose name ends in "~".
+# - Ignore files whose name ends in ".rpmsave", ".rpmorig", or ".rpmnew".
+# We will use the most restrictive combination.
+# See http://manpages.ubuntu.com/manpages/zesty/en/man8/run-parts.8.html
+# See https://github.com/cronie-crond/cronie/blob/master/src/database.c#L625
+type Cron::Jobname = Pattern[/(?i:\A[a-z0-9_-]{1,255}\z)/]

types/minute.pp

@@ -0,0 +1,5 @@
+# Valid $minute parameter to Cron::Job.
+type Cron::Minute = Variant[
+  Integer[0,59],
+  Pattern[/\A(([0-9]|[1-5][0-9])|(\*|(([0-9]|[1-5][0-9])-([0-9]|[1-5][0-9])))(\/([1-9]|[1-5][0-9]))?)\z/]
+]

types/mode.pp

@@ -0,0 +1,2 @@
+# Valid $mode parameter to Cron::Job.
+type Cron::Mode = Pattern[/\A[0-7]{4}\z/]

types/month.pp

@@ -0,0 +1,6 @@
+# Valid $month parameter to Cron::Job.
+type Cron::Month = Variant[
+  Cron::Monthname,
+  Integer[1,12],
+  Pattern[/\A(([1-9]|1[0-2])|(\*|(([1-9]|1[0-2])-([1-9]|1[0-2])))(\/([1-9]|1[0-2]))?)\z/]
+]

types/monthname.pp

@@ -0,0 +1,3 @@
+# Short-names for each month.
+type Cron::Monthname = Enum['Jan','Feb','Mar','Apr','May','Jun',
+                            'Jul','Aug','Sep','Oct','Nov','Dec']

types/package_ensure.pp

@@ -0,0 +1,2 @@
+# Valid $service_ensure parameter to Cron.
+type Cron::Package_ensure = Variant[Cron::Package_state,Cron::Deb_version,Cron::Rpm_version]

types/package_state.pp

@@ -0,0 +1,2 @@
+# Valid $ensure parameter to Package resource. Excludes version numbers.
+type Cron::Package_state = Enum['absent', 'installed', 'held', 'latest', 'present', 'purged']

types/rpm_version.pp

@@ -0,0 +1,3 @@
+# Valid .rpm version string.
+# See http://www.perlmonks.org/?node_id=237724
+type Cron::Rpm_version = Pattern[/\A[^-]+(-[^-])?\z/]

types/second.pp

@@ -0,0 +1,2 @@
+# Valid $second parameter to Cron::Job.
+type Cron::Second = Cron::Minute

types/service_enable.pp

@@ -0,0 +1,5 @@
+# Valid $service_enable parameter to Cron.
+type Cron::Service_Enable = Variant[
+  Boolean,
+  Enum['manual','mask']
+]

types/service_ensure.pp

@@ -0,0 +1,5 @@
+# Valid $service_ensure parameter to Cron.
+type Cron::Service_ensure =  Variant[
+  Boolean,
+  Enum['running','stopped']
+]

types/special.pp

@@ -0,0 +1,12 @@
+# Valid $special parameter to Cron::Job.
+type Cron::Special = Optional[
+  Enum['@annually',
+       '@daily',
+       '@hourly',
+       '@midnight',
+       '@monthly',
+       '@reboot',
+       '@weekly',
+       '@yearly',
+  ]
+]

types/user.pp

@@ -0,0 +1,2 @@
+# Valid $user parameter to Cron::Job.
+type Cron::User = Pattern[/(?i:\A\w[a-z0-9_-]{0,30}[a-z0-9_$-]\z)/]

types/weekday.pp

@@ -0,0 +1,6 @@
+# Valid $weekday parameter to Cron::Job.
+type Cron::Weekday = Variant[
+  Cron::Weekdayname,
+  Integer[0,7],
+  Pattern[/\A([0-7]|(\*|([0-7]-[0-7]))(\/[1-7])?)\z/]
+]

types/weekdayname.pp

@@ -0,0 +1,3 @@
+# Short names for each day of the week.
+type Cron::Weekdayname = Enum['Sun','Mon','Tue','Wed',
+                              'Thu','Fri','Sat']