Allow disabling db sync task

The same mechanism was implemented widely in the other modules.

Change-Id: I26ad35a94ca2d6376f99a1f15cb623c8867f2264
Signed-off-by: Takashi Kajinami <kajinamit@oss.nttdata.com>

manifests/api.pp

@@ -63,6 +63,10 @@
 #   in the api config.
 #   Defaults to false.
 #
+# [*sync_db*]
+#   (optional) Enable dbsync.
+#   Defaults to true.
+#
 # [*cert_file*]
 #   (optinal) Certificate file to use when starting API server securely
 #   Defaults to false, not set
@@ -113,6 +117,7 @@ class trove::api (
   $workers                = $facts['os_workers'],
   Boolean $enabled        = true,
   Boolean $purge_config   = false,
+  Boolean $sync_db        = true,
   $cert_file              = $facts['os_service_default'],
   $key_file               = $facts['os_service_default'],
   $ca_file                = $facts['os_service_default'],
@@ -126,9 +131,12 @@ class trove::api (
 ) inherits trove::params {
   include trove::deps
   include trove::db
-  include trove::db::sync
   include trove::policy
 
+  if $sync_db {
+    include trove::db::sync
+  }
+
   # basic service config
   trove_config {
     'DEFAULT/bind_host':         value => $bind_host;

releasenotes/notes/sync_db-57aa90292b82ab6a.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - |
+    The new ``trove::api::sync_db`` parameter has been added.

spec/classes/trove_api_spec.rb

@@ -113,6 +113,18 @@ describe 'trove::api' do
           is_expected.to contain_trove_config('DEFAULT/http_mgmt_post_rate').with_value('2000')
         end
       end
+
+      context 'with db sync disabled' do
+        before :each do
+          params.merge!(
+            :sync_db => false,
+          )
+        end
+
+        it 'does not run db sync' do
+          is_expected.to_not contain_class('trove::db::sync')
+        end
+      end
     end
   end