From 57f338f8dbce4918b729a25baea187d9a2a96ee5 Mon Sep 17 00:00:00 2001
From: Pradeep Kilambi <pkilambi@redhat.com>
Date: Wed, 19 Apr 2017 10:58:05 -0400
Subject: [PATCH] Add metric_processing_delay param

Expose this param to tweak the delay between processing
metrics in gnocchi.

Change-Id: I5de5283d1b14e0bba63d6d9a440611914ba86ca4
(cherry picked from commit 315733a00c12fdc6586094394852f7e7d05c3eca)
---
 manifests/storage.pp                                 | 12 +++++++++---
 .../notes/add-metric-delay-c4b5db22171d9165.yaml     |  3 +++
 spec/classes/gnocchi_storage_spec.rb                 |  6 +++++-
 3 files changed, 17 insertions(+), 4 deletions(-)
 create mode 100644 releasenotes/notes/add-metric-delay-c4b5db22171d9165.yaml

diff --git a/manifests/storage.pp b/manifests/storage.pp
index 2b7bf348..7ff9947e 100644
--- a/manifests/storage.pp
+++ b/manifests/storage.pp
@@ -24,10 +24,15 @@
 #   (optional) The url to use for distributed group membership coordination.
 #   Defaults to $::os_service_default.
 #
+# [*metric_processing_delay*]
+#   (optional) Delay between processng metrics
+#   Defaults to $::os_service_default.
+#
 
 class gnocchi::storage(
-  $package_ensure   = 'present',
-  $coordination_url = $::os_service_default,
+  $package_ensure          = 'present',
+  $coordination_url        = $::os_service_default,
+  $metric_processing_delay = $::os_service_default,
 ) inherits gnocchi::params {
 
   package { 'gnocchi-carbonara':
@@ -37,7 +42,8 @@ class gnocchi::storage(
   }
 
   gnocchi_config {
-    'storage/coordination_url' : value => $coordination_url;
+    'storage/coordination_url'        : value => $coordination_url;
+    'storage/metric_processing_delay' : value => $metric_processing_delay;
   }
 
 }
diff --git a/releasenotes/notes/add-metric-delay-c4b5db22171d9165.yaml b/releasenotes/notes/add-metric-delay-c4b5db22171d9165.yaml
new file mode 100644
index 00000000..419aef34
--- /dev/null
+++ b/releasenotes/notes/add-metric-delay-c4b5db22171d9165.yaml
@@ -0,0 +1,3 @@
+---
+fixes:
+  - Expose metric processing delay param.
diff --git a/spec/classes/gnocchi_storage_spec.rb b/spec/classes/gnocchi_storage_spec.rb
index eb949ba3..25cd4dfa 100644
--- a/spec/classes/gnocchi_storage_spec.rb
+++ b/spec/classes/gnocchi_storage_spec.rb
@@ -20,11 +20,15 @@ describe 'gnocchi::storage' do
 
     context 'with coordination' do
       before do
-        params.merge!({ :coordination_url => 'redis://localhost:6379' })
+        params.merge!({
+          :coordination_url        => 'redis://localhost:6379',
+          :metric_processing_delay => 30,
+        })
       end
 
       it 'configures backend_url' do
         is_expected.to contain_gnocchi_config('storage/coordination_url').with_value('redis://localhost:6379')
+        is_expected.to contain_gnocchi_config('storage/metric_processing_delay').with_value(30)
       end
     end
   end