[bitnami/metallb] Enable PodDisruptionBudgets

Signed-off-by: Fran Mulero <[email protected]>
bitnami · May 28, 2024 · 0174342 · 0174342
1 parent b1f8a0c
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diff --git a/bitnami/metallb/Chart.yaml b/bitnami/metallb/Chart.yaml
@@ -35,4 +35,4 @@ maintainers:
 name: metallb
 sources:
 - https://github.com/bitnami/charts/tree/main/bitnami/metallb
-version: 6.2.1
+version: 6.3.0
diff --git a/bitnami/metallb/README.md b/bitnami/metallb/README.md
@@ -180,6 +180,9 @@ spec:
 | `controller.extraVolumeMounts`                                 | Optionally specify extra list of additional volumeMounts for the MetalLB controller container(s)                                                                                                                                        | `[]`                                 |
 | `controller.sidecars`                                          | Add additional sidecar containers to the MetalLB Controller pod(s)                                                                                                                                                                      | `[]`                                 |
 | `controller.initContainers`                                    | Add additional init containers to the MetalLB Controller pod(s)                                                                                                                                                                         | `[]`                                 |
+| `controller.pdb.create`                                        | Enable/disable a Pod Disruption Budget creation                                                                                                                                                                                         | `true`                               |
+| `controller.pdb.minAvailable`                                  | Minimum number/percentage of pods that should remain scheduled                                                                                                                                                                          | `""`                                 |
+| `controller.pdb.maxUnavailable`                                | Maximum number/percentage of pods that may be made unavailable. Defaults to `1` if both `controller.pdb.minAvailable` and `controller.pdb.maxUnavailable` are empty.                                                                    | `""`                                 |
 | `controller.serviceAccount.create`                             | Specifies whether a ServiceAccount should be created                                                                                                                                                                                    | `true`                               |
 | `controller.serviceAccount.name`                               | Name of the service account to use. If not set and create is true, a name is generated using the fullname template.                                                                                                                     | `""`                                 |
 | `controller.serviceAccount.automountServiceAccountToken`       | Automount service account token for the server service account                                                                                                                                                                          | `false`                              |

diff --git a/bitnami/metallb/templates/controller/pdb.yaml b/bitnami/metallb/templates/controller/pdb.yaml
@@ -0,0 +1,28 @@
+{{- /*
+Copyright Broadcom, Inc. All Rights Reserved.
+SPDX-License-Identifier: APACHE-2.0
+*/}}
+
+{{- if .Values.controller.pdb.create }}
+apiVersion: {{ include "common.capabilities.policy.apiVersion" . }}
+kind: PodDisruptionBudget
+metadata:
+  name: {{ printf "%s-controller" (include "common.names.fullname" .) | trunc 63 | trimSuffix "-" }}
+  namespace: {{ include "common.names.namespace" . | quote }}
+  labels: {{- include "common.labels.standard" ( dict "customLabels" .Values.commonLabels "context" $ ) | nindent 4 }}
+    app.kubernetes.io/component: controller
+  {{- if .Values.commonAnnotations }}
+  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+  {{- end }}
+spec:
+  {{- if .Values.controller.pdb.minAvailable }}
+  minAvailable: {{ .Values.controller.pdb.minAvailable }}
+  {{- end  }}
+  {{- if or .Values.controller.pdb.maxUnavailable ( not .Values.controller.pdb.minAvailable ) }}
+  maxUnavailable: {{ .Values.controller.pdb.maxUnavailable | default 1 }}
+  {{- end  }}
+  {{- $podLabels := include "common.tplvalues.merge" ( dict "values" ( list .Values.controller.podLabels .Values.commonLabels ) "context" . ) }}
+  selector:
+    matchLabels: {{- include "common.labels.matchLabels" ( dict "customLabels" $podLabels "context" $ ) | nindent 6 }}
+      app.kubernetes.io/component: controller
+{{- end }}
diff --git a/bitnami/metallb/values.yaml b/bitnami/metallb/values.yaml
@@ -381,6 +381,16 @@ controller:
   ##    command: ['sh', '-c', 'echo "hello world"']
   ##
   initContainers: []
+  ## Pod Disruption Budget configuration
+  ## ref: https://kubernetes.io/docs/tasks/run-application/configure-pdb
+  ## @param controller.pdb.create Enable/disable a Pod Disruption Budget creation
+  ## @param controller.pdb.minAvailable Minimum number/percentage of pods that should remain scheduled
+  ## @param controller.pdb.maxUnavailable Maximum number/percentage of pods that may be made unavailable. Defaults to `1` if both `controller.pdb.minAvailable` and `controller.pdb.maxUnavailable` are empty.
+  ##
+  pdb:
+    create: true
+    minAvailable: ""
+    maxUnavailable: ""
   ## Pods Service Account
   ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/configure-service-account/
   ## @param controller.serviceAccount.create Specifies whether a ServiceAccount should be created