Manage aodh-expirer package by aodh::expirer class

Since aodh-expirer command is included in a different package, we need
to manage that package as well in the corresponding class.

Change-Id: Ie3111d5a168e8d15f3e04d410a5a5c30b44324c2

manifests/expirer.pp

@@ -9,6 +9,10 @@
 #    (optional) The state of cron job.
 #    Defaults to present.
 #
+#  [*package_ensure*]
+#    (optional) ensure state for package.
+#    Defaults to 'present'
+#
 #  [*minute*]
 #    (optional) Defaults to '1'.
 #
@@ -32,6 +36,7 @@
 #
 class aodh::expirer (
   $ensure         = 'present',
+  $package_ensure = 'present',
   $minute         = 1,
   $hour           = 0,
   $monthday       = '*',
@@ -43,6 +48,11 @@ class aodh::expirer (
   include aodh::params
   include aodh::deps
 
+  ensure_resource( 'package', [$::aodh::params::expirer_package_name],
+    { ensure => $package_ensure,
+      tag    => ['openstack', 'aodh-package'] }
+  )
+
   if $maxdelay == 0 {
     $sleep = ''
   } else {

releasenotes/notes/expirer-package-a318c98f11722956.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Now the ``aodh::expirer`` class installs aodh-expire package automatically.
+    The status of package can be defined by the ``package_ensure`` parameter.

spec/classes/aodh_expirer_spec.rb

@@ -10,6 +10,13 @@ describe 'aodh::expirer' do
       it { is_expected.to contain_class('aodh::deps') }
       it { is_expected.to contain_class('aodh::params') }
 
+      it 'installs aodh-expirer package' do
+        is_expected.to contain_package(platform_params[:expirer_package_name]).with(
+          :ensure => 'present',
+          :tag    => ['openstack', 'aodh-package']
+        )
+      end
+
       it { is_expected.to contain_cron('aodh-expirer').with(
         :ensure      => 'present',
         :command     => 'aodh-expirer',
@@ -35,6 +42,13 @@ describe 'aodh::expirer' do
       it { is_expected.to contain_class('aodh::deps') }
       it { is_expected.to contain_class('aodh::params') }
 
+      it 'installs aodh-expirer package' do
+        is_expected.to contain_package(platform_params[:expirer_package_name]).with(
+          :ensure => 'present',
+          :tag    => ['openstack', 'aodh-package']
+        )
+      end
+
       it { is_expected.to contain_cron('aodh-expirer').with(
         :ensure      => 'absent',
         :command     => 'sleep `expr ${RANDOM} \\% 300`; aodh-expirer',
@@ -59,6 +73,14 @@ describe 'aodh::expirer' do
         facts.merge!(OSDefaults.get_facts())
       end
 
+      let(:platform_params) do
+        case facts[:osfamily]
+        when 'Debian'
+          { :expirer_package_name => 'aodh-expirer' }
+        when 'RedHat'
+          { :expirer_package_name => 'openstack-aodh-expirer' }
+        end
+      end
       it_behaves_like 'aodh::expirer'
     end
   end