init: change refclocks data type to Hash

REFERENCE.md

@@ -507,20 +507,19 @@ Default value: `undef`
 
 ##### <a name="-chrony--refclocks"></a>`refclocks`
 
-Data type: `Array`
+Data type: `Hash`
 
-This should be a Hash of hardware reference clock drivers to use. They hash
-can either list a single list of options for the driver, or any array of
-multiple options if the same driver is used for multiple hardware clocks.
+This should be a Hash of hardware reference clock drivers to use. The hash
+should be an array of hardware clocks and their options for that driver.
 
 Example:
 ```puppet
 refclocks => { 'PPS' => [ '/dev/pps0 lock NMEA refid GPS',
  '/dev/pps1:clear refid GPS2' ],
- 'SHM' => '0 offset 0.5 delay 0.2 refid NMEA noselect' }
+ 'SHM' => [ '0 offset 0.5 delay 0.2 refid NMEA noselect' ] }
 ```
 
-Default value: `[]`
+Default value: `{}`
 
 ##### <a name="-chrony--makestep_seconds"></a>`makestep_seconds`
 

manifests/init.pp

@@ -145,15 +145,14 @@
 # @param minsamples
 # Specifies the minimum number of readings kept for tracking of the NIC clock.
 # @param refclocks
-# This should be a Hash of hardware reference clock drivers to use. They hash
-# can either list a single list of options for the driver, or any array of
-# multiple options if the same driver is used for multiple hardware clocks.
+# This should be a Hash of hardware reference clock drivers to use. The hash
+# should be an array of hardware clocks and their options for that driver.
 #
 # Example:
 # ```puppet
 # refclocks => { 'PPS' => [ '/dev/pps0 lock NMEA refid GPS',
 # '/dev/pps1:clear refid GPS2' ],
-# 'SHM' => '0 offset 0.5 delay 0.2 refid NMEA noselect' }
+# 'SHM' => [ '0 offset 0.5 delay 0.2 refid NMEA noselect' ] }
 # ```
 # @param makestep_seconds
 # Configures the [`makestep`](https://chrony.tuxfamily.org/doc/3.4/chrony.conf.html#makestep) `threshold`.
@@ -275,7 +274,7 @@
  String[1] $package_name = 'chrony',
  Optional[String] $package_source = undef,
  Optional[String] $package_provider = undef,
- Array $refclocks = [],
+ Hash $refclocks  = {},
  Chrony::Servers $peers = [],
  Chrony::Servers $servers = {
  '0.pool.ntp.org' => ['iburst'],

templates/chrony.conf.epp

@@ -157,8 +157,10 @@ log <%= $chrony::log_options %>
 <% } -%>
 <% unless $chrony::refclocks.empty { -%>
 
-<% $chrony::refclocks.each |$driver| { -%>
-refclock <%= $driver.flatten.join(' ') %>
+<% $chrony::refclocks.each |$driver, $clocks| { -%>
+<% $clocks.each |$clock| { -%>
+refclock <%= $driver %> <%= $clock %>
+<% } -%>
 <% } -%>
 <% } -%>
 <% if $chrony::lock_all { -%>