Deprecate the ceilometer::policy class

Ceilometer removed its API service a long ago and no longer uses policy
rules. This change deprecates the invalid class to manage oslo.policy
settings.

Change-Id: Id2a7ebaf57b97083b8cc9eb32a8ecefcee39672f

manifests/policy.pp

@@ -1,5 +1,6 @@
 # == Class: ceilometer::policy
 #
+# DEPRECATED !!
 # Configure the ceilometer policies
 #
 # === Parameters
@@ -31,16 +32,6 @@ class ceilometer::policy (
   include ceilometer::deps
   include ceilometer::params
 
-  validate_legacy(Hash, 'validate_hash', $policies)
-
-  Openstacklib::Policy::Base {
-    file_path  => $policy_path,
-    file_user  => 'root',
-    file_group => $::ceilometer::params::group,
-  }
-
-  create_resources('openstacklib::policy::base', $policies)
-
-  oslo::policy { 'ceilometer_config': policy_file => $policy_path }
+  warning('The ceilometer::policy class is deprecated and has no effect')
 
 }

releasenotes/notes/deprecate-policy-9c3c69c2f79777f8.yaml

@@ -0,0 +1,4 @@
+---
+deprecations:
+  - |
+    The ``ceilometer::policy`` class has been deprecated and now has no effect.

spec/classes/ceilometer_policy_spec.rb

@@ -1,42 +0,0 @@
-require 'spec_helper'
-
-describe 'ceilometer::policy' do
-
-  shared_examples_for 'ceilometer policies' do
-    let :params do
-      {
-        :policy_path => '/etc/ceilometer/policy.json',
-        :policies    => {
-          'context_is_admin' => {
-            'key'   => 'context_is_admin',
-            'value' => 'foo:bar'
-          }
-        }
-      }
-    end
-
-    it 'set up the policies' do
-      is_expected.to contain_openstacklib__policy__base('context_is_admin').with({
-        :key        => 'context_is_admin',
-        :value      => 'foo:bar',
-        :file_user  => 'root',
-        :file_group => 'ceilometer',
-      })
-      is_expected.to contain_oslo__policy('ceilometer_config').with(
-        :policy_file => '/etc/ceilometer/policy.json',
-      )
-    end
-  end
-
-  on_supported_os({
-    :supported_os   => OSDefaults.get_supported_os
-  }).each do |os,facts|
-    context "on #{os}" do
-      let (:facts) do
-        facts.merge!(OSDefaults.get_facts())
-      end
-
-      it_configures 'ceilometer policies'
-    end
-  end
-end