add clickhouse-operator deployment strategy parameters to Helm chart (#1789)

* feat: add deployment strategy configuration to helm chart

Co-authored-by: aider (anthropic/claude-sonnet-4-20250514) <[email protected]>

* add clickhouse-operator deployment strategy parameter to Helm chart

---------

Co-authored-by: aider (anthropic/claude-sonnet-4-20250514) <[email protected]>

Author: Slach

.gitignore

@@ -49,3 +49,6 @@ tests/image/cache
 
 # Ignore DevSpace cache and log folder
 /.devspace
+
+# agents
+.aider*

deploy/helm/clickhouse-operator/README.md

@@ -35,6 +35,7 @@ For upgrade please install CRDs separately:
 | dashboards.annotations | object | `{}` | annotations to add to a secret with dashboards |
 | dashboards.enabled | bool | `false` | provision grafana dashboards as configMaps (can be synced by grafana dashboards sidecar https://github.com/grafana/helm-charts/blob/grafana-8.3.4/charts/grafana/values.yaml#L778 ) |
 | dashboards.grafana_folder | string | `"clickhouse"` |  |
+| deployment.strategy.type | string | `"Recreate"` |  |
 | fullnameOverride | string | `""` | full name of the chart. |
 | imagePullSecrets | list | `[]` | image pull secret for private images in clickhouse-operator pod possible value format `[{"name":"your-secret-name"}]`, check `kubectl explain pod.spec.imagePullSecrets` for details |
 | metrics.containerSecurityContext | object | `{}` |  |

deploy/helm/clickhouse-operator/templates/generated/Deployment-clickhouse-operator.yaml

@@ -18,6 +18,7 @@ metadata:
   annotations: {{ include "altinity-clickhouse-operator.annotations" . | nindent 4 }}
 spec:
   replicas: 1
+  strategy: {{ toYaml .Values.deployment.strategy | nindent 4 }}
   selector:
     matchLabels: {{ include "altinity-clickhouse-operator.selectorLabels" . | nindent 6 }}
   template:

deploy/helm/clickhouse-operator/values.yaml

@@ -3,6 +3,10 @@ namespaceOverride: ""
 commonLabels: {}
 # commonAnnotations -- set of annotations that will be applied to all the resources for the operator
 commonAnnotations: {}
+deployment:
+  # look details in `kubectl explain deployment.spec.strategy`
+  strategy:
+    type: Recreate
 operator:
   image:
     # operator.image.repository -- image repository

dev/generate_helm_chart.sh

@@ -190,6 +190,7 @@ function update_deployment_resource() {
   yq e -i '.metadata.labels |= "{{ include \"altinity-clickhouse-operator.labels\" . | nindent 4 }}"' "${file}"
   yq e -i '.metadata.annotations |= "{{ include \"altinity-clickhouse-operator.annotations\" . | nindent 4 }}"' "${file}"
   yq e -i '.spec.selector.matchLabels |= "{{ include \"altinity-clickhouse-operator.selectorLabels\" . | nindent 6 }}"' "${file}"
+  yq e -i '.spec.strategy |= "{{ toYaml .Values.deployment.strategy | nindent 4 }}"' "${file}"
 
   readonly annotations=$(yq e '.spec.template.metadata.annotations' "${file}")
   a_data="${annotations}" yq e -i '.podAnnotations |= env(a_data)' "${values_yaml}"