Add memcached_servers for keystone authtoken

This change adds the abiltity to manage the memcached servers for the
keystone authtoken configuration in ironic::api

Change-Id: I43af512ffd7662366534128ef2e5836d5a506252

manifests/api.pp

@@ -64,6 +64,11 @@
 #   (optional) The name of the user to create in keystone for use by the ironic services
 #   Defaults to 'ironic'
 #
+# [*memcached_servers*]
+#   (optinal) a list of memcached server(s) to use for caching. If left
+#   undefined, tokens will instead be cached in-process.
+#   Defaults to $::os_service_default.
+#
 # [*neutron_url*]
 #   (optional) The Neutron URL to be used for requests from ironic
 #   Defaults to 'http://127.0.0.1:9696/'
@@ -101,6 +106,7 @@ class ironic::api (
   $identity_uri      = 'http://127.0.0.1:35357/',
   $admin_tenant_name = 'services',
   $admin_user        = 'ironic',
+  $memcached_servers = $::os_service_default,
   $neutron_url       = 'http://127.0.0.1:9696/',
   $public_endpoint   = $::os_service_default,
   $admin_password,
@@ -174,6 +180,7 @@ class ironic::api (
     'keystone_authtoken/admin_password':    value => $admin_password, secret => true;
     'keystone_authtoken/auth_uri':          value => $auth_uri;
     'keystone_authtoken/identity_uri':      value => $identity_uri;
+    'keystone_authtoken/memcached_servers': value => join(any2array($memcached_servers), ',');
     'neutron/url':                          value => $neutron_url;
   }
 

releasenotes/notes/keystone-authtoken-memcached-d1cf897d37c4f1ce.yaml

@@ -0,0 +1,5 @@
+---
+fixes:
+  - Added the ability to manage the memcached servers
+    for keystone_authtoken in ironic::api
+

spec/classes/ironic_api_spec.rb

@@ -72,19 +72,21 @@ describe 'ironic::api' do
       is_expected.to contain_ironic_config('keystone_authtoken/admin_user').with_value(p[:admin_user])
       is_expected.to contain_ironic_config('keystone_authtoken/auth_uri').with_value('http://127.0.0.1:5000/')
       is_expected.to contain_ironic_config('keystone_authtoken/identity_uri').with_value('http://127.0.0.1:35357/')
+      is_expected.to contain_ironic_config('keystone_authtoken/memcached_servers').with_value('<SERVICE DEFAULT>')
       is_expected.to contain_ironic_config('neutron/url').with_value('http://127.0.0.1:9696/')
     end
 
     context 'when overriding parameters' do
       before :each do
         params.merge!(
-          :port            => '3430',
+          :port              => '3430',
-          :host_ip         => '127.0.0.1',
+          :host_ip           => '127.0.0.1',
-          :max_limit       => '10',
+          :max_limit         => '10',
-          :workers         => '8',
+          :workers           => '8',
-          :auth_uri        => 'https://1.2.3.4:5000/',
+          :auth_uri          => 'https://1.2.3.4:5000/',
-          :identity_uri    => 'https://1.2.3.4:35357/',
+          :identity_uri      => 'https://1.2.3.4:35357/',
-          :public_endpoint => 'https://1.2.3.4:6385/',
+          :public_endpoint   => 'https://1.2.3.4:6385/',
+          :memcached_servers => '1.1.1.1:11211',
         )
       end
       it 'should replace default parameter with new value' do
@@ -95,6 +97,7 @@ describe 'ironic::api' do
         is_expected.to contain_ironic_config('api/public_endpoint').with_value(p[:public_endpoint])
         is_expected.to contain_ironic_config('keystone_authtoken/auth_uri').with_value('https://1.2.3.4:5000/')
         is_expected.to contain_ironic_config('keystone_authtoken/identity_uri').with_value('https://1.2.3.4:35357/')
+        is_expected.to contain_ironic_config('keystone_authtoken/memcached_servers').with_value('1.1.1.1:11211')
       end
     end