[alertmanager] Add support for minReadySeconds (#4216)

* [alertmanager] Add support for minReadySeconds Signed-off-by: Doris Zhou <[email protected]> * Update charts/alertmanager/templates/statefulset.yaml Co-authored-by: André Bauer <[email protected]> Signed-off-by: Doris Zhou <[email protected]> * Update charts/alertmanager/values.yaml Co-authored-by: André Bauer <[email protected]> Signed-off-by: Doris Zhou <[email protected]> --------- Signed-off-by: Doris Zhou <[email protected]> Signed-off-by: Doris Zhou <[email protected]> Co-authored-by: André Bauer <[email protected]>
prometheus-community · Feb 2, 2024 · ba9682d · ba9682d · studentsignum · Feb 28, 2024
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diff --git a/charts/alertmanager/Chart.yaml b/charts/alertmanager/Chart.yaml
@@ -6,7 +6,7 @@ icon: https://raw.githubusercontent.com/prometheus/prometheus.github.io/master/a
 sources:
   - https://github.com/prometheus/alertmanager
 type: application
-version: 1.7.0
+version: 1.8.0
 appVersion: v0.26.0
 kubeVersion: ">=1.19.0-0"
 keywords:

diff --git a/charts/alertmanager/templates/statefulset.yaml b/charts/alertmanager/templates/statefulset.yaml
@@ -12,6 +12,7 @@ metadata:
   namespace: {{ include "alertmanager.namespace" . }}
 spec:
   replicas: {{ .Values.replicaCount }}
+  minReadySeconds: {{ .Values.minReadySeconds }}
   revisionHistoryLimit: {{ .Values.revisionHistoryLimit }}
   selector:
     matchLabels:

diff --git a/charts/alertmanager/values.yaml b/charts/alertmanager/values.yaml
@@ -235,6 +235,13 @@ topologySpreadConstraints: []
 statefulSet:
   annotations: {}
 
+## Minimum number of seconds for which a newly created pod should be ready without any of its container crashing for it to
+## be considered available. Defaults to 0 (pod will be considered available as soon as it is ready).
+## This is an alpha field from kubernetes 1.22 until 1.24 which requires enabling the StatefulSetMinReadySeconds
+## feature gate.
+## Ref: https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/#minimum-ready-seconds
+minReadySeconds: 0
+
 podAnnotations: {}
 podLabels: {}