updates to support alternate k8s scheduler (#14367)

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

stable/redis-ha/Chart.yaml

@@ -6,7 +6,7 @@ keywords:
 - redis
 - keyvalue
 - database
-version: 3.4.2
+version: 3.5.0
 appVersion: 5.0.3
 description: Highly available Kubernetes implementation of Redis
 icon: https://upload.wikimedia.org/wikipedia/en/thumb/6/6b/Redis_Logo.svg/1200px-Redis_Logo.svg.png

stable/redis-ha/README.md

@@ -92,6 +92,7 @@ The following table lists the configurable parameters of the Redis chart and the
 | `sysctlImage.tag`                          | sysctlImage Init container tag                                                                                 | `latest`                                             |
 | `sysctlImage.pullPolicy`                   | sysctlImage Init container pull policy                                                                         | `Always`                                             |
 | `sysctlImage.mountHostSys`                 | Mount the host `/sys` folder to `/host-sys`                                                                    | `false`                                              |
+| `schedulerName`                            | Alternate scheduler name                                                                                       | `nil`                                                |
 
 Specify each parameter using the `--set key=value[,key=value]` argument to `helm install`. For example,
 

stable/redis-ha/templates/redis-ha-statefulset.yaml

@@ -34,6 +34,9 @@ spec:
         {{ $key }}: {{ $value }}
         {{- end }}
     spec:
+      {{- if .Values.schedulerName }}
+      schedulerName: "{{ .Values.schedulerName }}"
+      {{- end }}
       {{- if .Values.nodeSelector }}
       nodeSelector:
 {{ toYaml .Values.nodeSelector | indent 8 }}
@@ -236,7 +239,7 @@ spec:
       - name: host-sys
         hostPath:
           path: /sys
-      {{- end }}          
+      {{- end }}
 {{- if .Values.persistentVolume.enabled }}
   volumeClaimTemplates:
   - metadata:

stable/redis-ha/values.yaml

@@ -37,6 +37,10 @@ sysctlImage:
   pullPolicy: Always
   mountHostSys: false
 
+## Use an alternate scheduler, e.g. "stork".
+## ref: https://kubernetes.io/docs/tasks/administer-cluster/configure-multiple-schedulers/
+##
+# schedulerName:
 
 ## Redis specific configuration options
 redis: