add class to configure influxdb storage configuration

Change-Id: Ifc51a30f0cb03b1f5b79d70bd1ac396850264828

manifests/storage/influxdb.pp

@@ -0,0 +1,52 @@
+#
+# Class to configure influxdb storage
+#
+# == Parameters
+#
+# [*username*]
+#   InfluxDB username (string value)
+# [*password*]
+#   InfluxDB password (string value)
+# [*database*]
+#   InfluxDB database (string value)
+# [*retention_policy*]
+#   Retention policy to use (string value)
+# [*host*]
+#   InfluxDB host (string value)
+# [*port*]
+#   InfluxDB port (integer value)
+# [*use_ssl*]
+#   Set to true to use ssl for influxDB connection.
+#   (boolean value)
+# [*insecure*]
+#   Set to true to authorize insecure HTTPS connections to influxDB.
+# [*cafile*]
+#   Path of the CA certificate to trust for HTTPS
+#   connections (string value)
+#
+class cloudkitty::storage::influxdb(
+  String                     $username         = $::os_service_default,
+  String                     $password         = $::os_service_default,
+  String                     $database         = $::os_service_default,
+  String                     $retention_policy = $::os_service_default,
+  String                     $host             = $::os_service_default,
+  Variant[String[0],Integer] $port             = $::os_service_default,
+  Variant[String[0],Boolean] $use_ssl          = $::os_service_default,
+  Variant[String[0],Boolean] $insecure         = $::os_service_default,
+  String                     $cafile           = $::os_service_default,
+){
+
+  include cloudkitty::deps
+
+  cloudkitty_config {
+    'storage_influxdb/username':         value => $username;
+    'storage_influxdb/password':         value => $password, secret => true;
+    'storage_influxdb/database':         value => $database;
+    'storage_influxdb/retention_policy': value => $retention_policy;
+    'storage_influxdb/host':             value => $host;
+    'storage_influxdb/port':             value => $port;
+    'storage_influxdb/use_ssl':          value => $use_ssl;
+    'storage_influxdb/insecure':         value => $insecure;
+    'storage_influxdb/cafile':           value => $cafile;
+  }
+}

releasenotes/notes/class_storage_influxdb-262bcc03108b69e1.yaml

@@ -0,0 +1,3 @@
+---
+features:
+  - add class cloudkitty::storage::influxdb to configure influxdb storage

spec/classes/cloudkitty_storage_influxdb_spec.rb

@@ -0,0 +1,63 @@
+require 'spec_helper'
+
+describe 'cloudkitty::storage::influxdb' do
+
+  let :params do
+    { :username         => '<SERVICE DEFAULT>',
+      :password         => '<SERVICE DEFAULT>',
+      :database         => '<SERVICE DEFAULT>',
+      :retention_policy => '<SERVICE DEFAULT>',
+      :host             => '<SERVICE DEFAULT>',
+      :port             => '<SERVICE DEFAULT>',
+      :use_ssl          => '<SERVICE DEFAULT>',
+      :insecure         => '<SERVICE DEFAULT>',
+      :cafile           => '<SERVICE DEFAULT>',
+    }
+  end
+
+
+  shared_examples_for 'cloudkitty::storage::influxdb' do
+    it { should contain_class('cloudkitty::deps') }
+
+    it { is_expected.to contain_cloudkitty_config('storage_influxdb/username').with_value( params[:username])}
+    it { is_expected.to contain_cloudkitty_config('storage_influxdb/password').with( value: params[:password], secret: true)}
+    it { is_expected.to contain_cloudkitty_config('storage_influxdb/database').with_value( params[:database])}
+    it { is_expected.to contain_cloudkitty_config('storage_influxdb/retention_policy').with_value( params[:retention_policy])}
+    it { is_expected.to contain_cloudkitty_config('storage_influxdb/host').with_value( params[:host])}
+    it { is_expected.to contain_cloudkitty_config('storage_influxdb/port').with_value( params[:port])}
+    it { is_expected.to contain_cloudkitty_config('storage_influxdb/use_ssl').with_value( params[:use_ssl])}
+    it { is_expected.to contain_cloudkitty_config('storage_influxdb/insecure').with_value( params[:insecure])}
+    it { is_expected.to contain_cloudkitty_config('storage_influxdb/cafile').with_value( params[:cafile])}
+  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
+
+      context 'with default parameters' do
+        it_behaves_like 'cloudkitty::storage::influxdb'
+      end
+
+      context 'when overriding parameters' do
+        before do
+          params.merge!({
+            :username         => 'kittycloud',
+            :password         => 'nice',
+            :database         => 'kittycloud',
+            :retention_policy => 'policy',
+            :host             => 'kitty.heaven.org',
+            :port             => 42,
+            :use_ssl          => 'true',
+            :insecure         => 'true',
+            :cafile           => '/tmp/cafile.crt',
+          })
+        end
+        it_behaves_like 'cloudkitty::storage::influxdb'
+      end
+    end
+  end
+end