add class to handle drivers section

Change-Id: Id93129f3758706d3baa2099e4dec52c068c60c90

manifests/drivers.pp

@@ -0,0 +1,40 @@
+# == Class: magnum::drivers
+#
+# Manages the magnum drivers section
+#
+# === Parameters:
+#
+# [*verify_ca*]
+#   (optional) Indicates whether the cluster nodes
+#   validate the Certificate Authority
+#   Defaults to $facts['os_service_default']
+#
+# [*openstack_ca_file*]
+#   (optional) Path to the OpenStack CA-bundle file to
+#   pass and install in all cluster nodes.
+#   Defaults to $facts['os_service_default']
+#
+# [*disabled_drivers*]
+#   (optional) Array of disabled driver entry points.
+#   Defaults to $facts['os_service_default']
+#
+# [*enabled_beta_drivers*]
+#   (optional) Array of beta drivers to enable.
+#   Defaults to $facts['os_service_default']
+#
+class magnum::drivers (
+  Variant[Boolean, Openstacklib::ServiceDefault]              $verify_ca             = $facts['os_service_default'],
+  Variant[Stdlib::Absolutepath, Openstacklib::ServiceDefault] $openstack_ca_file     = $facts['os_service_default'],
+  Variant[Array, Openstacklib::ServiceDefault]                $disabled_drivers      = $facts['os_service_default'],
+  Variant[Array, Openstacklib::ServiceDefault]                $enabled_beta_drivers  = $facts['os_service_default'],
+) {
+
+  include magnum::deps
+
+  magnum_config {
+    'drivers/verify_ca':            value => $verify_ca;
+    'drivers/openstack_ca_file':    value => $openstack_ca_file;
+    'drivers/disabled_drivers':     value => join(any2array($disabled_drivers), ',');
+    'drivers/enabled_beta_drivers': value => join(any2array($enabled_beta_drivers), ',');
+  }
+}

manifests/releasenotes/notes/add_class_for_drivers_section-b98614bc3ea67471.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - |
+    Add a class to handle the drivers section in config.

spec/classes/magnum_drivers_spec.rb

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+require 'spec_helper'
+
+describe 'magnum::drivers' do
+
+  shared_examples 'magnum::drivers' do
+
+    context 'with default parameters' do
+      let :params do
+        {}
+      end
+
+      it { is_expected.to contain_magnum_config('drivers/verify_ca').with_value('<SERVICE DEFAULT>') }
+      it { is_expected.to contain_magnum_config('drivers/openstack_ca_file').with_value('<SERVICE DEFAULT>') }
+      it { is_expected.to contain_magnum_config('drivers/disabled_drivers').with_value('<SERVICE DEFAULT>') }
+      it { is_expected.to contain_magnum_config('drivers/enabled_beta_drivers').with_value('<SERVICE DEFAULT>') }
+    end
+
+    context 'with specific parameters' do
+      let :params do
+        { :verify_ca                  => false,
+          :openstack_ca_file          => '/tmp/cafile.pem',
+          :disabled_drivers           => ['disabled_driver','anotherone'],
+          :enabled_beta_drivers       => ['enabled_beta','enabled_beta2'],
+        }
+      end
+
+      it { is_expected.to contain_magnum_config('drivers/verify_ca').with_value(false) }
+      it { is_expected.to contain_magnum_config('drivers/openstack_ca_file').with_value('/tmp/cafile.pem') }
+      it { is_expected.to contain_magnum_config('drivers/disabled_drivers').with_value('disabled_driver,anotherone') }
+      it { is_expected.to contain_magnum_config('drivers/enabled_beta_drivers').with_value('enabled_beta,enabled_beta2') }
+    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 'magnum::drivers'
+    end
+  end
+end