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🔧(helm) add pdbs to deployments

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In order to avoid a service interruption during a Kubernetes
(k8s)upgrade, we add a Pod Disruption Budget (PDB) to deployments.
This commit is contained in:
Jacques ROUSSEL
2025-02-10 11:23:09 +01:00
committed by rouja
parent ba3f6a504f
commit c2899f66af
5 changed files with 37 additions and 1 deletions
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2
src/helm/desk/Chart.yaml
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@@ -1,4 +1,4 @@
apiVersion: v2
type: application
name: desk
version: 0.0.1
version: 0.0.2

2
src/helm/desk/README.md
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@@ -37,6 +37,7 @@
| Name | Description | Value |
| ----------------------------------------------------- | ---------------------------------------------------------------------------------- | -------------------------------------------------------------------------------- |
| `backend.pdb.enabled` | Enable pdb on backend | `true` |
| `backend.dpAnnotations` | Annotations to add to the backend Deployment | `{}` |
| `backend.command` | Override the backend container command | `[]` |
| `backend.args` | Override the backend container args | `[]` |
@@ -86,6 +87,7 @@
| Name | Description | Value |
| ------------------------------------------------------ | ----------------------------------------------------------------------------------- | ------------------------- |
| `frontend.pdb.enabled` | Enable pdb on backend | `true` |
| `frontend.image.repository` | Repository to use to pull desk's frontend container image | `lasuite/people-frontend` |
| `frontend.image.tag` | desk's frontend container tag | `latest` |
| `frontend.image.pullPolicy` | frontend container image pull policy | `IfNotPresent` |

13
src/helm/desk/templates/backend_deployment.yaml
View File

@@ -138,3 +138,16 @@ spec:
emptyDir: {}
{{- end }}
{{- end }}
---
{{ if .Values.backend.pdb.enabled }}
apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
name: {{ $fullName }}
namespace: {{ .Release.Namespace | quote }}
spec:
maxUnavailable: 1
selector:
matchLabels:
{{- include "desk.common.selectorLabels" (list . $component) | nindent 6 }}
{{ end }}

13
src/helm/desk/templates/frontend_deployment.yaml
View File

@@ -138,3 +138,16 @@ spec:
emptyDir: {}
{{- end }}
{{- end }}
---
{{ if .Values.frontend.pdb.enabled }}
apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
name: {{ $fullName }}
namespace: {{ .Release.Namespace | quote }}
spec:
maxUnavailable: 1
selector:
matchLabels:
{{- include "desk.common.selectorLabels" (list . $component) | nindent 6 }}
{{ end }}

8
src/helm/desk/values.yaml
View File

@@ -72,6 +72,10 @@ ingressAdmin:
## @section backend
backend:
## @param backend.pdb.enabled Enable pdb on backend
pdb:
enabled: true
## @param backend.dpAnnotations Annotations to add to the backend Deployment
dpAnnotations: {}
@@ -179,6 +183,10 @@ backend:
## @section frontend
frontend:
## @param frontend.pdb.enabled Enable pdb on backend
pdb:
enabled: true
## @param frontend.image.repository Repository to use to pull desk's frontend container image
## @param frontend.image.tag desk's frontend container tag
## @param frontend.image.pullPolicy frontend container image pull policy