Change datatype of listen.? parameters from String[1] to Array[String[1]]

manifests/fpm/pool.pp

@@ -24,6 +24,14 @@
 #
 # [*listen_mode*]
 #
+# [*listen_acl_users*]
+#   Array. When POSIX Access Control Lists are supported you can set them using
+#   this option. When set, listen.owner and listen.group are ignored. Value is
+#   an array of user names.
+#
+# [*listen_acl_groups*]
+#   See listen_acl_users. Value is an array of group names.
+#
 # [*user*]
 #   The user that php-fpm should run as
 #
@@ -128,6 +136,8 @@
   $listen_owner                            = undef,
   $listen_group                            = undef,
   $listen_mode                             = undef,
+  Array[String[1]] $listen_acl_users       = undef,
+  Array[String[1]] $listen_acl_groups      = undef,
   $user                                    = $php::fpm::config::user,
   $group                                   = $php::fpm::config::group,
   Optional[String[1]] $apparmor_hat        = undef,
@@ -186,6 +196,16 @@
     default   => $php::fpm::package,
   }
 
+  # 'php-fpm' expects a comma separated list of user names
+  unless $listen_acl_users.empty {
+    $real_listen_acl_users = join(flatten($listen_acl_users).unique, ",")
+  }
+
+  # 'php-fpm' expects a comma separated list of group names
+  unless $listen_acl_groups.empty {
+    $real_listen_acl_groups = join(flatten($listen_acl_groups).unique, ",")
+  }
+
   $pool_base_dir = pick_default($base_dir, $php::fpm::config::pool_base_dir, $php::params::fpm_pool_dir)
   if ($ensure == 'absent') {
     file { "${pool_base_dir}/${pool}.conf":

templates/fpm/pool.conf.erb

@@ -38,6 +38,12 @@ listen.mode = <%= @listen_mode %>
 <% else -%>
 ;listen.mode = 0660
 <% end -%>
+<% if @real_listen_acl_users -%>
+listen.acl_users = <%= @real_listen_acl_users %>
+<% end -%>
+<% if @real_listen_acl_groups -%>
+listen.acl_groups = <%= @real_listen_acl_groups %>
+<% end -%>
 
 ; Unix user/group of processes
 ; Note: The user is mandatory. If the group is not set, the default user's group