Add snippet configmap_oslo_policy

Openstack policies can be applied without service restart
keep all policies in single configmap to have ability to
do not restart services on policy changes.

This patch adds a snippet of configmap that will later be used
in other helm charts.

Change-Id: I41d06df2fedb7f6cf0274c886dc9b94134507aca

helm-toolkit/Chart.yaml

@@ -15,7 +15,7 @@ apiVersion: v1
 appVersion: v1.0.0
 description: OpenStack-Helm Helm-Toolkit
 name: helm-toolkit
-version: 0.2.71
+version: 0.2.72
 home: https://docs.openstack.org/openstack-helm
 icon: https://www.openstack.org/themes/openstack/images/project-mascots/OpenStack-Helm/OpenStack_Project_OpenStackHelm_vertical.png
 sources:

helm-toolkit/templates/manifests/_configmap-oslo-policy.tpl

@@ -0,0 +1,51 @@
+{{/*
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+   http://www.apache.org/licenses/LICENSE-2.0
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+{{/*
+abstract: |
+  Renders out the configmap <service>-oslo-policy.
+values: |
+  conf:
+    policy.d:
+      file1:
+        foo: bar
+      file2:
+        foo: baz
+usage: |
+{{- include "helm-toolkit.manifests.configmap_oslo_policy" (dict "envAll" $envAll "serviceName" "keystone") }}
+return: |
+  ---
+  apiVersion: v1
+  kind: Secret
+  metadata:
+    name: keystone-oslo-policy
+  data:
+    file1: base64of(foo: bar)
+    file2: base64of(foo: baz)
+*/}}
+{{- define "helm-toolkit.manifests.configmap_oslo_policy" -}}
+{{- $envAll := index . "envAll" -}}
+{{- $serviceName := index . "serviceName" -}}
+---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ $serviceName }}-oslo-policy
+type: Opaque
+data:
+  {{- range $key, $value := index $envAll.Values.conf "policy.d" }}
+  {{- if $value }}
+  {{ $key }}: {{ toYaml $value | b64enc }}
+  {{- else }}
+  {{ $key }}: {{ "\n" | b64enc }}
+  {{- end }}
+  {{- end }}
+{{- end -}}

releasenotes/notes/helm-toolkit.yaml

@@ -78,4 +78,5 @@ helm-toolkit:
   - 0.2.69 Use quay.io/airshipit/kubernetes-entrypoint:latest-ubuntu_focal by default
   - 0.2.70 Decode url-encoded password for rabbit connection
   - 0.2.71 Add snippet with service parameters
+  - 0.2.72 Add snippet configmap_oslo_policy
 ...