From 880397338bb9bf6869cd0b0b4a792387562010ec Mon Sep 17 00:00:00 2001
From: Marie Roque <marieroque@users.noreply.github.com>
Date: Wed, 6 Mar 2024 15:25:09 +0100
Subject: [PATCH] [kube-prometheus-stack] add rollout strategy to
 prometheus-operator deployment (#4342)

Signed-off-by: Marie Roque <marie@giantswarm.io>
---
 charts/kube-prometheus-stack/Chart.yaml                       | 2 +-
 .../templates/prometheus-operator/deployment.yaml             | 4 ++++
 charts/kube-prometheus-stack/values.yaml                      | 4 ++++
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/charts/kube-prometheus-stack/Chart.yaml b/charts/kube-prometheus-stack/Chart.yaml
index 4bb2c67f5bbc..211cdc2f5aa3 100644
--- a/charts/kube-prometheus-stack/Chart.yaml
+++ b/charts/kube-prometheus-stack/Chart.yaml
@@ -23,7 +23,7 @@ name: kube-prometheus-stack
 sources:
   - https://github.com/prometheus-community/helm-charts
   - https://github.com/prometheus-operator/kube-prometheus
-version: 56.21.1
+version: 56.21.2
 appVersion: v0.71.2
 kubeVersion: ">=1.19.0-0"
 home: https://github.com/prometheus-operator/kube-prometheus
diff --git a/charts/kube-prometheus-stack/templates/prometheus-operator/deployment.yaml b/charts/kube-prometheus-stack/templates/prometheus-operator/deployment.yaml
index 9c2de0657754..e2b1ba92c692 100644
--- a/charts/kube-prometheus-stack/templates/prometheus-operator/deployment.yaml
+++ b/charts/kube-prometheus-stack/templates/prometheus-operator/deployment.yaml
@@ -22,6 +22,10 @@ spec:
     matchLabels:
       app: {{ template "kube-prometheus-stack.name" . }}-operator
       release: {{ $.Release.Name | quote }}
+  {{- with .Values.prometheusOperator.strategy }}
+  strategy:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
   template:
     metadata:
       labels:
diff --git a/charts/kube-prometheus-stack/values.yaml b/charts/kube-prometheus-stack/values.yaml
index 85c3cef1b3bc..d39ba0110c4d 100644
--- a/charts/kube-prometheus-stack/values.yaml
+++ b/charts/kube-prometheus-stack/values.yaml
@@ -2157,6 +2157,10 @@ prometheusOperator:
   ## The default value is 10, 0 will garbage-collect old replicasets ##
   revisionHistoryLimit: 10
 
+  ## Strategy of the deployment
+  ##
+  strategy: {}
+
   ## Prometheus-Operator v0.39.0 and later support TLS natively.
   ##
   tls: