feat(minio): rename post job and add variables to configure it

Author: Frederic Spiers

charts/minio/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: minio
 description: High Performance Object Storage compatible with Amazon S3 APIs
 type: application
-version: 0.5.1
+version: 0.5.2
 appVersion: "2025.09.07"
 keywords:
   - minio

charts/minio/templates/post-job-configmap.yaml renamed to charts/minio/templates/bucket-init-configmap.yaml

@@ -2,7 +2,7 @@
 apiVersion: v1
 kind: ConfigMap
 metadata:
-  name: {{ include "minio.fullname" . }}-post-job
+  name: {{ include "minio.fullname" . }}-bucket-init
   namespace: {{ .Release.Namespace }}
   labels:
     {{- include "minio.labels" . | nindent 4 }}

charts/minio/templates/post-job.yaml renamed to charts/minio/templates/bucket-init-job.yaml

@@ -6,31 +6,38 @@ metadata:
   namespace: {{ .Release.Namespace }}
   labels:
     {{- include "minio.labels" . | nindent 4 }}
-  {{- if .Values.commonAnnotations }}
   annotations:
+    {{- if .Values.commonAnnotations }}
     {{- include "minio.annotations" . | nindent 4 }}
-  {{- end }}
+    {{- end }}
+    {{- with .Values.bucketInitJob.annotations }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
 spec:
-  ttlSecondsAfterFinished: 20
-  activeDeadlineSeconds: 300
-  completions: 1
-  parallelism: 1
-  backoffLimit: 3
+  ttlSecondsAfterFinished: {{ .Values.bucketInitJob.ttlSecondsAfterFinished }}
+  activeDeadlineSeconds: {{ .Values.bucketInitJob.activeDeadlineSeconds }}
+  completions: {{ .Values.bucketInitJob.completions }}
+  parallelism: {{ .Values.bucketInitJob.parallelism }}
+  backoffLimit: {{ .Values.bucketInitJob.backoffLimit }}
   template:
     metadata:
       labels:
         {{- include "minio.selectorLabels" . | nindent 8 }}
-        app.kubernetes.io/component: post-job
+        app.kubernetes.io/component: bucket-init
+      {{- with .Values.bucketInitJob.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
     spec:
 {{- with (include "minio.imagePullSecrets" .) }}
 {{ . | nindent 6 }}
 {{- end }}
-      restartPolicy: OnFailure
+      restartPolicy: {{ .Values.bucketInitJob.restartPolicy }}
       securityContext: {{ include "common.renderPodSecurityContext" . | nindent 8 }}
       containers:
-        - name: post-job
+        - name: bucket-init
           image: {{ include "minio.image" . }}
-          imagePullPolicy: IfNotPresent
+          imagePullPolicy: {{ .Values.image.imagePullPolicy }}
           command: ["/bin/sh", "/scripts/provision-buckets.sh"]
           env:
             - name: MINIO_ROOT_USER
@@ -48,15 +55,18 @@ spec:
               mountPath: /scripts
             - name: tmp
               mountPath: /tmp
+          {{- if .Values.bucketInitJob.resources }}
+          resources: {{- toYaml .Values.bucketInitJob.resources | nindent 12 }}
+          {{- end }}
           securityContext:
             {{- $securityContext := include "common.renderContainerSecurityContext" . | fromYaml }}
             {{- $_ := set $securityContext "readOnlyRootFilesystem" false }}
             {{- toYaml $securityContext | nindent 12 }}
       volumes:
         - name: scripts
           configMap:
-            name: {{ include "minio.fullname" . }}-post-job
+            name: {{ include "minio.fullname" . }}-bucket-init
             defaultMode: 0755
         - name: tmp
           emptyDir: {}
-{{- end }}
+{{- end }}

charts/minio/values.schema.json

@@ -188,6 +188,121 @@
       "title": "Default Buckets",
       "description": "Comma, semi-colon or space separated list of buckets to create at initialization"
     },
+    "bucketInitJob": {
+      "type": "object",
+      "title": "Bucket Initialization Job Configuration",
+      "description": "Configuration for the bucket initialization job",
+      "properties": {
+        "ttlSecondsAfterFinished": {
+          "type": "integer",
+          "title": "TTL Seconds After Finished",
+          "description": "Seconds after which the job is automatically deleted after completion (success or failure)",
+          "minimum": 0,
+          "default": 300
+        },
+        "activeDeadlineSeconds": {
+          "type": "integer",
+          "title": "Active Deadline Seconds",
+          "description": "Maximum duration in seconds for the job execution before it is terminated",
+          "minimum": 1,
+          "default": 300
+        },
+        "completions": {
+          "type": "integer",
+          "title": "Completions",
+          "description": "Number of successful completions required for the job",
+          "minimum": 1,
+          "default": 1
+        },
+        "parallelism": {
+          "type": "integer",
+          "title": "Parallelism",
+          "description": "Number of pods running in parallel",
+          "minimum": 1,
+          "default": 1
+        },
+        "backoffLimit": {
+          "type": "integer",
+          "title": "Backoff Limit",
+          "description": "Number of retries before considering the job as failed",
+          "minimum": 0,
+          "default": 3
+        },
+        "restartPolicy": {
+          "type": "string",
+          "title": "Restart Policy",
+          "description": "Restart policy for the job pods",
+          "enum": ["OnFailure", "Never"],
+          "default": "OnFailure"
+        },
+        "annotations": {
+          "type": "object",
+          "title": "Job Annotations",
+          "description": "Additional annotations for the bucket initialization job",
+          "additionalProperties": {
+            "type": "string"
+          },
+          "default": {}
+        },
+        "podAnnotations": {
+          "type": "object",
+          "title": "Pod Annotations",
+          "description": "Additional annotations for the bucket initialization job pods",
+          "additionalProperties": {
+            "type": "string"
+          },
+          "default": {}
+        },
+        "resources": {
+          "type": "object",
+          "title": "Resource Configuration",
+          "description": "Resource requests and limits for the bucket initialization job",
+          "properties": {
+            "limits": {
+              "type": "object",
+              "title": "Resource Limits",
+              "description": "Resource limits for the container",
+              "properties": {
+                "cpu": {
+                  "oneOf": [
+                    {"type": "string"},
+                    {"type": "number"}
+                  ],
+                  "title": "CPU Limit",
+                  "description": "CPU resource limit"
+                },
+                "memory": {
+                  "type": "string",
+                  "title": "Memory Limit",
+                  "description": "Memory resource limit"
+                }
+              }
+            },
+            "requests": {
+              "type": "object",
+              "title": "Resource Requests",
+              "description": "Resource requests for the container",
+              "properties": {
+                "cpu": {
+                  "oneOf": [
+                    {"type": "string"},
+                    {"type": "number"}
+                  ],
+                  "title": "CPU Request",
+                  "description": "CPU resource request"
+                },
+                "memory": {
+                  "type": "string",
+                  "title": "Memory Request",
+                  "description": "Memory resource request"
+                }
+              }
+            }
+          },
+          "default": {}
+        }
+      }
+    },
     "replicaCount": {
       "type": "integer",
       "title": "Replica Count",

charts/minio/values.yaml

@@ -78,6 +78,33 @@ config:
 ## e.g: "my-bucket, my-second-bucket:download, my-public-bucket:public"
 defaultBuckets: ""
 
+## @section Bucket Initialization Job
+bucketInitJob:
+  ## @param bucketInitJob.ttlSecondsAfterFinished Seconds after which the job is automatically deleted after completion (success or failure)
+  ttlSecondsAfterFinished: 30
+  ## @param bucketInitJob.activeDeadlineSeconds Maximum duration in seconds for the job execution before it is terminated
+  activeDeadlineSeconds: 300
+  ## @param bucketInitJob.completions Number of successful completions required for the job
+  completions: 1
+  ## @param bucketInitJob.parallelism Number of pods running in parallel
+  parallelism: 1
+  ## @param bucketInitJob.backoffLimit Number of retries before considering the job as failed
+  backoffLimit: 3
+  ## @param bucketInitJob.restartPolicy Restart policy for the job pods (OnFailure or Never)
+  restartPolicy: OnFailure
+  ## @param bucketInitJob.annotations Additional annotations for the bucket initialization job
+  annotations: {}
+  ## @param bucketInitJob.podAnnotations Additional annotations for the bucket initialization job pods
+  podAnnotations: {}
+  ## @param bucketInitJob.resources Resource requests and limits for the bucket initialization job
+  resources: {}
+    # limits:
+    #   cpu: 100m
+    #   memory: 128Mi
+    # requests:
+    #   cpu: 50m
+    #   memory: 64Mi
+
 ## @section Deployment configuration
 replicaCount: 1