logstash: add podManagementPolicy in statefulset (#14166)

Signed-off-by: Mathieu Herbert <mherbert@talend.com>

stable/logstash/Chart.yaml

@@ -3,7 +3,7 @@ description: Logstash is an open source, server-side data processing pipeline
 icon: https://www.elastic.co/assets/blt86e4472872eed314/logo-elastic-logstash-lt.svg
 home: https://www.elastic.co/products/logstash
 name: logstash
-version: 1.11.0
+version: 1.12.0
 appVersion: 6.7.0
 sources:
 - https://www.docker.elastic.co

stable/logstash/README.md

@@ -100,6 +100,7 @@ The following table lists the configurable parameters of the chart and its defau
 | `podLabels`                     | Pod labels                                         | `{}`                                             |
 | `extraEnv`                      | Extra pod environment variables                    | `[]`                                             |
 | `extraInitContainers`           | Add additional initContainers                      | `[]`                                             |
+| `podManagementPolicy`          | podManagementPolicy of the StatefulSet              | `OrderedReady`                                   |
 | `livenessProbe`                 | Liveness probe settings for logstash container     | (see `values.yaml`)                              |
 | `readinessProbe`                | Readiness probe settings for logstash container    | (see `values.yaml`)                              |
 | `persistence.enabled`           | Enable persistence                                 | `true`                                           |

stable/logstash/templates/statefulset.yaml

@@ -10,6 +10,7 @@ metadata:
 spec:
   serviceName: {{ template "logstash.fullname" . }}
   replicas: {{ .Values.replicaCount }}
+  podManagementPolicy: {{ .Values.podManagementPolicy }}
   selector:
     matchLabels:
       app: {{ template "logstash.name" . }}

stable/logstash/values.yaml

@@ -125,6 +125,8 @@ extraInitContainers: []
   #     - echo
   #     - hello
 
+podManagementPolicy: OrderedReady
+ # can be OrderReady or Parallel
 livenessProbe:
   httpGet:
     path: /