stable/superset: Add deployment level annotations in superset (#15328)

- I would like to add deployment level annotations. I am currently using
this patch along side kube2iam to apply aws instance credentials to the
pods.

Signed-off-by: Hiroshi Fukada <hiroshi@fukada.us>

stable/superset/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: Apache Superset (incubating) is a modern, enterprise-ready business intelligence web application
 name: superset
-version: 1.1.6
+version: 1.1.7
 appVersion: "0.28.1"
 keywords:
 - bi

stable/superset/README.md

@@ -51,6 +51,7 @@ The command removes all the Kubernetes components associated with the chart and
 | `replicas`                 | Number of replicas of superset                  | `1`                                                          |
 | `extraEnv`                 | Extra environment variables passed to pods      | `{}`                                                         |
 | `extraEnvFromSecret`       | The name of a Kubernetes secret (must be manually created in the same namespace) containing values to be added to the environment | `""` |
+| `deploymentAnnotations`              | Key Value pairs of deployment level annotations. Useful for 3rd party integrations | `{}` |
 | `persistence.enabled`      | Enable persistence                              | `false`                                                      |
 | `persistence.existingClaim`| Provide an existing PersistentVolumeClaim       | `""`                                                         |
 | `persistence.storageClass` | Storage class of backing PVC                    | `nil` (uses alpha storage class annotation)                  |

stable/superset/templates/deployment.yaml

@@ -23,6 +23,9 @@ spec:
         heritage: {{ .Release.Service }}
       annotations:
         checksum/secrets: {{ include (print $.Template.BasePath "/secret.yaml") . | sha256sum }}
+        {{- with .Values.deploymentAnnotations }}
+        {{- . | toYaml | nindent 8 }}
+        {{- end }}
     spec:
       securityContext:
         runAsUser: 1000

stable/superset/values.yaml

@@ -63,6 +63,10 @@ extraEnv: {}
 ##
 extraEnvFromSecret: ""
 
+## Deployment level annotations
+## Useful for passing other third party annotations to interact with eg. kube2iam.
+deploymentAnnotations: {}
+
 persistence:
 
   ## If true, superset server will create/use a Persistent Volume Claim