Remove bootstrap image of glance when deleting glance chart.

If you re-install glance chart with fixed bootstrap image id
in your own ceph environment, glance chart can't create bootstrap
image because of same object is exist in ceph.
This patch add job-clean that remove bootstrap image when you
delete glance chart.

Change-Id: I4ca55f0500479cbc48eff4133c7ac1683a76e60f
Closes-Bug: #1705386

glance/templates/bin/_clean.sh.tpl

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# Copyright 2017 The Openstack-Helm Authors.
+#
+# 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.
+
+set -ex
+{{ if .Values.bootstrap.enabled }}
+{{ range .Values.bootstrap.images }}
+  {{ if .id -}}
+    echo "Delete Glance Bootstrap Image..."
+    openstack image delete {{ .id }}
+  {{ end -}}
+{{ end }}
+
+{{ end }}
+exit 0
+

glance/templates/configmap-bin.yaml

@@ -39,3 +39,5 @@ data:
 {{ tuple "bin/_bootstrap.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
   ceph-keyring.sh: |+
 {{ tuple "bin/_ceph-keyring.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
+  clean.sh: |+
+{{ tuple "bin/_clean.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}

glance/templates/job-clean.yaml

@@ -0,0 +1,49 @@
+# Copyright 2017 The Openstack-Helm Authors.
+#
+# 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.
+
+{{- $envAll := . }}
+{{- if .Values.bootstrap.enabled }}
+---
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: glance-clean-{{ randAlphaNum 5 | lower }}
+  annotations:
+    "helm.sh/hook": pre-delete
+spec:
+  template:
+    spec:
+      restartPolicy: OnFailure
+      containers:
+        - name: glance-clean
+          image: {{ .Values.images.bootstrap }}
+          imagePullPolicy: {{ .Values.images.pull_policy }}
+{{ tuple $envAll $envAll.Values.pod.resources.jobs.bootstrap | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
+          env:
+{{- with $env := dict "ksUserSecret" .Values.secrets.identity.admin }}
+{{- include "helm-toolkit.snippets.keystone_openrc_env_vars" $env | indent 12 }}
+{{- end }}
+          command:
+            - /tmp/clean.sh
+          volumeMounts:
+            - name: glance-bin
+              mountPath: /tmp/clean.sh
+              subPath: clean.sh
+              readOnly: true
+      volumes:
+        - name: glance-bin
+          configMap:
+            name: glance-bin
+            defaultMode: 0555
+{{- end }}