[keycloak] add support for topologySpreadConstraints. Fixes #463.

Signed-off-by: Raffael Sahli <[email protected]>
codecentric · Sep 6, 2021 · a64ea8a · a64ea8a
1 parent c8f6273
commit a64ea8a
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diff --git a/charts/keycloak/Chart.yaml b/charts/keycloak/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v1
 name: keycloak
-version: 15.0.1
+version: 15.0.2
 appVersion: 15.0.2
 description: Open Source Identity and Access Management For Modern Applications and Services
 keywords:

diff --git a/charts/keycloak/README.md b/charts/keycloak/README.md
@@ -72,6 +72,7 @@ The following table lists the configurable parameters of the Keycloak chart and
 | `extraEnvFrom` | Additional environment variables for Keycloak mapped from a Secret or ConfigMap | `""` |
 | `priorityClassName` | Pod priority class name | `""` |
 | `affinity` | Pod affinity | Hard node and soft zone anti-affinity |
+| `topologySpreadConstraints` | Topology spread constraints | Constraints used to spread pods |
 | `nodeSelector` | Node labels for Pod assignment | `{}` |
 | `tolerations` | Node taints to tolerate | `[]` |
 | `podLabels` | Additional Pod labels | `{}` |
@@ -210,6 +211,7 @@ It is used for the following values:
 * `livenessProbe`
 * `readinessProbe`
 * `startupProbe`
+* `topologySpreadConstraints`
 
 Additionally, custom labels and annotations can be set on various resources the values of which being passed through `tpl` as well.
 

diff --git a/charts/keycloak/templates/statefulset.yaml b/charts/keycloak/templates/statefulset.yaml
@@ -167,6 +167,10 @@ spec:
       affinity:
         {{- tpl . $ | nindent 8 }}
       {{- end }}
+      {{- with .Values.topologySpreadConstraints }}
+      topologySpreadConstraints:
+        {{- tpl . $ | nindent 8 }}
+      {{- end }}
       {{- with .Values.tolerations }}
       tolerations:
         {{- toYaml . | nindent 8 }}

diff --git a/charts/keycloak/values.yaml b/charts/keycloak/values.yaml
@@ -138,6 +138,9 @@ affinity: |
                   - test
           topologyKey: failure-domain.beta.kubernetes.io/zone
 
+# Topology spread constraints template
+topologySpreadConstraints:
+
 # Node labels for Pod assignment
 nodeSelector: {}