updates to support alternate k8s scheduler (#14363)

Signed-off-by: Sathya Balakrishnan <sathya@portworx.com>

stable/postgresql/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: postgresql
-version: 5.1.2
+version: 5.2.0
 appVersion: 11.3.0
 description: Chart for PostgreSQL, an object-relational database management system (ORDBMS) with an emphasis on extensibility and on standards-compliance.
 keywords:

stable/postgresql/README.md

@@ -94,6 +94,7 @@ The following tables lists the configurable parameters of the PostgreSQL chart a
 | `service.annotations`                         | Annotations for PostgreSQL service                                                                                     | {}                                                          |
 | `service.loadBalancerIP`                      | loadBalancerIP if service type is `LoadBalancer`                                                                       | `nil`                                                       |
 | `service.loadBalancerSourceRanges`            | Address that are allowed when svc is LoadBalancer                                                                      | []                                                          |
+| `schedulerName`                               | Name of the k8s scheduler (other than default)                                                                         | `nil`                                                       |
 | `persistence.enabled`                         | Enable persistence using PVC                                                                                           | `true`                                                      |
 | `persistence.existingClaim`                   | Provide an existing `PersistentVolumeClaim`, the value is evaluated as a template.                                     | `nil`                                                       |
 | `persistence.mountPath`                       | Path to mount the volume at                                                                                            | `/bitnami/postgresql`                                       |

stable/postgresql/templates/statefulset-slaves.yaml

@@ -33,6 +33,9 @@ spec:
 {{ toYaml . | indent 8 }}
 {{- end }}
     spec:
+      {{- if .Values.schedulerName }}
+      schedulerName: "{{ .Values.schedulerName }}"
+      {{- end }}
 {{- include "postgresql.imagePullSecrets" . | indent 6 }}
       {{- if .Values.slave.nodeSelector }}
       nodeSelector:

stable/postgresql/templates/statefulset.yaml

@@ -37,6 +37,9 @@ spec:
 {{ toYaml . | indent 8 }}
 {{- end }}
     spec:
+      {{- if .Values.schedulerName }}
+      schedulerName: "{{ .Values.schedulerName }}"
+      {{- end }}
 {{- include "postgresql.imagePullSecrets" . | indent 6 }}
       {{- if .Values.master.nodeSelector }}
       nodeSelector:

stable/postgresql/values-production.yaml

@@ -57,6 +57,11 @@ volumePermissions:
   securityContext:
     runAsUser: 0
 
+## Use an alternate scheduler, e.g. "stork".
+## ref: https://kubernetes.io/docs/tasks/administer-cluster/configure-multiple-schedulers/
+##
+# schedulerName:
+
 ## Pod Security Context
 ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/security-context/
 ##

stable/postgresql/values.yaml

@@ -57,6 +57,11 @@ volumePermissions:
   securityContext:
     runAsUser: 0
 
+## Use an alternate scheduler, e.g. "stork".
+## ref: https://kubernetes.io/docs/tasks/administer-cluster/configure-multiple-schedulers/
+##
+# schedulerName:
+
 ## Pod Security Context
 ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/security-context/
 ##