[stable/postgresql] Add terminationGracePeriodSeconds parameter. (#8165)

30 seconds by default might not be enough in some cases.

Signed-off-by: Cédric de Saint Martin <cdesaintmartin@wiremind.fr>

stable/postgresql/Chart.yaml

@@ -1,5 +1,5 @@
 name: postgresql
-version: 0.18.2
+version: 0.19.0
 appVersion: 9.6.2
 description: Object-relational database management system (ORDBMS) with an emphasis on extensibility and on standards-compliance.
 keywords:

stable/postgresql/README.md

@@ -83,6 +83,7 @@ The following table lists the configurable parameters of the PostgreSQL chart an
 | `nodeSelector`             | Node labels for pod assignment                  | {}                                                         |
 | `affinity`                 | Affinity settings for pod assignment            | {}                                                         |
 | `tolerations`              | Toleration labels for pod assignment            | []                                                         |
+| `terminationGracePeriodSeconds`     | Optional duration in seconds the pod needs to terminate gracefully | `nil`                          |
 | `probes.liveness.initialDelay`      | Liveness probe initial delay           | `60`                                                       |
 | `probes.liveness.timeoutSeconds`    | Liveness probe timeout seconds         | `5`                                                        |
 | `probes.liveness.failureThreshold`  | Liveness probe failure threshold       | `6`                                                        |

stable/postgresql/templates/deployment.yaml

@@ -47,6 +47,9 @@ spec:
       {{- if .Values.schedulerName }}
       schedulerName: "{{ .Values.schedulerName }}"
       {{- end }}
+      {{- if .Values.terminationGracePeriodSeconds }}
+      terminationGracePeriodSeconds: {{ .Values.terminationGracePeriodSeconds }}
+      {{- end }}
       containers:
       - name: {{ template "postgresql.fullname" . }}
         image: "{{ .Values.image }}:{{ .Values.imageTag }}"

stable/postgresql/values.yaml

@@ -43,6 +43,11 @@ usePasswordFile: false
 ##
 # schedulerName:
 
+## Optional duration in seconds the pod needs to terminate gracefully.
+## ref: https://kubernetes.io/docs/concepts/workloads/pods/pod/#termination-of-pods
+##
+# terminationGracePeriodSeconds: 30
+
 ## Specify runtime config parameters as a dict, using camelCase, e.g.
 ## {"sharedBuffers": "500MB"}
 ## ref: https://www.postgresql.org/docs/current/static/runtime-config.html