Add support for AppStream package installation

REFERENCE.md

@@ -82,6 +82,7 @@ The following parameters are available in the `nginx` class:
 * [`reset_timedout_connection`](#-nginx--reset_timedout_connection)
 * [`nginx_snippets`](#-nginx--nginx_snippets)
 * [`nginx_snippets_defaults`](#-nginx--nginx_snippets_defaults)
+* [`dnfmodule`](#-nginx--dnfmodule)
 * [`client_body_temp_path`](#-nginx--client_body_temp_path)
 * [`confd_only`](#-nginx--confd_only)
 * [`confd_purge`](#-nginx--confd_purge)
@@ -331,6 +332,14 @@ Can be used to define default values for the parameter `nginx_snippets`.
 
 Default value: `{}`
 
+##### <a name="-nginx--dnfmodule"></a>`dnfmodule`
+
+Data type: `Optional[String[1]]`
+
+Specifies which dnf AppStream stream to enable for nginx package.
+
+Default value: `undef`
+
 ##### <a name="-nginx--client_body_temp_path"></a>`client_body_temp_path`
 
 Data type: `Optional[Variant[Stdlib::Absolutepath, Tuple[Stdlib::Absolutepath, Integer, 1, 4]]]`

manifests/init.pp

@@ -44,6 +44,9 @@
 # @param nginx_snippets_defaults
 #   Can be used to define default values for the parameter `nginx_snippets`.
 #
+# @param dnfmodule
+#   Specifies which dnf AppStream stream to enable for nginx package.
+#
 class nginx (
   ### START Nginx Configuration ###
   Optional[Variant[Stdlib::Absolutepath, Tuple[Stdlib::Absolutepath, Integer, 1, 4]]] $client_body_temp_path      = undef,
@@ -209,6 +212,7 @@
   String $passenger_package_ensure                           = installed,
   String[1] $passenger_package_name                          = $nginx::params::passenger_package_name,
   Optional[Stdlib::HTTPUrl] $repo_source                     = undef,
+  Optional[String[1]] $dnfmodule                             = undef,
   ### END Package Configuration ###
 
   ### START Service Configuation ###

manifests/package/redhat.pp

@@ -9,6 +9,7 @@
   $passenger_package_name   = $nginx::passenger_package_name
   $manage_repo              = $nginx::manage_repo
   $purge_passenger_repo     = $nginx::purge_passenger_repo
+  $dnfmodule                = $nginx::dnfmodule
 
   #Install the CentOS-specific packages on that OS, otherwise assume it's a RHEL
   #clone and provide the Red Hat-specific package. This comes into play when not
@@ -103,6 +104,16 @@
     }
   }
 
+  if $dnfmodule and fact('os.family') == 'RedHat' and versioncmp(fact('os.release.major'), '8') >= 0 {
+    package { "nginx:${dnfmodule}":
+      ensure      => $dnfmodule,
+      name        => 'nginx',
+      provider    => 'dnfmodule',
+      before      => Package['nginx'],
+      enable_only => true,
+    }
+  }
+
   package { 'nginx':
     ensure => $package_ensure,
     name   => $package_name,

spec/classes/nginx_spec.rb

@@ -151,6 +151,30 @@
             end
           end
 
+          context 'dnfmodule => 1.18' do
+            let(:params) { { dnfmodule: '1.18' } }
+
+            it do
+              is_expected.to contain_package('nginx')
+            end
+
+            if %w[8].include?(facts.dig(:os, 'release', 'major'))
+              it do
+                is_expected.to contain_package('nginx:1.18').with(
+                  'ensure'      => '1.18',
+                  'name'        => 'nginx',
+                  'before'      => 'Package[nginx]',
+                  'provider'    => 'dnfmodule',
+                  'enable_only' => true
+                )
+              end
+            else
+              it do
+                is_expected.not_to contain_package('nginx:1.18')
+              end
+            end
+          end
+
         when 'Debian'
           context 'using defaults' do
             it { is_expected.to contain_package('nginx') }