feat: add topologySpreadConstraints

stakater · Mar 27, 2023 · 11ad9ee · 11ad9ee
1 parent 7c7f797
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -3,6 +3,10 @@
 
 All notable changes to this project will be documented here.
 
+### v2.x [unreleased]
+
+- Feat: Add topologySpreadConstraints [PR-239](https://github.com/stakater/application/pull/239)
+
 ### v2.1.2 && v2.1.3
 - Update: Improve enable conditions by adding capabilites, use `_helpers.tpl` properly, Move to common k8s labels and remove other labels [PR-226](https://github.com/stakater/application/pull/226)
 - Feature: Make `ingress` path configurable [PR-226](https://github.com/stakater/application/pull/226)

diff --git a/application/templates/deployment.yaml b/application/templates/deployment.yaml
@@ -92,6 +92,10 @@ spec:
       {{- if .Values.deployment.affinity }}
       affinity:
 {{ toYaml .Values.deployment.affinity | indent 8 -}}
+      {{- end }}
+      {{- if .Values.deployment.topologySpreadConstraints }}
+      topologySpreadConstraints:
+{{ toYaml .Values.deployment.topologySpreadConstraints | indent 8 }}
       {{- end }}
       {{- if .Values.deployment.imagePullSecrets }}      
       imagePullSecrets:

diff --git a/application/values.yaml b/application/values.yaml
@@ -166,6 +166,27 @@ deployment:
   #          values:
   #          - ssd
 
+  # Topology spread constraints
+  topologySpreadConstraints:
+    # - maxSkew: 1
+    #   topologyKey: kubernetes.io/hostname
+    #   whenUnsatisfiable: ScheduleAnyway
+    #   labelSelector:
+    #     matchExpressions:
+    #     - key: disktype
+    #       operator: In
+    #       values:
+    #       - ssd
+    # - maxSkew: 1
+    #   topologyKey: topology.kubernetes.io/zone
+    #   whenUnsatisfiable: ScheduleAnyway
+    #   labelSelector:
+    #     matchExpressions:
+    #     - key: disktype
+    #       operator: In
+    #       values:
+    #       - ssd
+
   # Image of the app container
   image: 
     repository: repository/image-name