Add helm hook annotations in horizon db-init and db-sync jobs

Change-Id: I5e4b86cdf16e11d30142819e496f0d46ebdfae0d

horizon/Chart.yaml

@@ -14,7 +14,7 @@ apiVersion: v1
 appVersion: v1.0.0
 description: OpenStack-Helm Horizon
 name: horizon
-version: 0.2.20
+version: 0.2.21
 home: https://docs.openstack.org/horizon/latest/
 icon: https://www.openstack.org/themes/openstack/images/project-mascots/Horizon/OpenStack_Project_Horizon_vertical.png
 sources:

horizon/templates/job-db-init.yaml

@@ -12,12 +12,20 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */}}
 
+{{- define "metadata.annotations.job.db_init" }}
+helm.sh/hook: post-install,post-upgrade
+helm.sh/hook-weight: "-5"
+{{- end }}
+
 {{- if .Values.manifests.job_db_init }}
 {{- $dbToInit := dict "inputType" "secret" "adminSecret" .Values.secrets.oslo_db.admin "userSecret" .Values.secrets.oslo_db.horizon -}}
 {{- $dbInitJob := dict "envAll" . "serviceName" "horizon" "dbToInit" $dbToInit -}}
 {{- if .Values.manifests.certificates -}}
 {{- $_ := set $dbInitJob "dbAdminTlsSecret" .Values.endpoints.oslo_db.auth.admin.secret.tls.internal -}}
 {{- end -}}
+{{- if .Values.helm3_hook }}
+{{- $_ := set $dbInitJob "jobAnnotations" (include "metadata.annotations.job.db_init" . | fromYaml) }}
+{{- end }}
 {{- if .Values.pod.tolerations.horizon.enabled -}}
 {{- $_ := set $dbInitJob "tolerationsEnabled" true -}}
 {{- end -}}

horizon/templates/job-db-sync.yaml

@@ -28,6 +28,10 @@ metadata:
   labels:
 {{ tuple $envAll "horizon" "db-sync" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
   annotations:
+{{- if .Values.helm3_hook }}
+    helm.sh/hook: post-install,post-upgrade
+    helm.sh/hook-weight: "-4"
+{{- end }}
     {{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" }}
 spec:
   template:

horizon/values.yaml

@@ -1355,6 +1355,10 @@ network_policy:
     egress:
       - {}
 
+# NOTE(helm_hook): helm_hook might break for helm2 binary.
+# set helm3_hook: false when using the helm2 binary.
+helm3_hook: true
+
 manifests:
   certificates: false
   configmap_bin: true

releasenotes/notes/horizon.yaml

@@ -30,4 +30,5 @@ horizon:
   - 0.2.18 Enable taint toleration for Openstack services
   - 0.2.19 Remove unsupported value overrides
   - 0.2.20 Add SHOW_OPENRC_FILE value
+  - 0.2.21 Add helm hook annotations in db-sync and db-init jobs
 ...