helm: add topologySpreadConstraints value

ericpaulsen · ethanndickson · commit 3a64e7faa4fd · 2024-10-24T10:43:48.000Z
diff --git a/helm/coder/values.yaml b/helm/coder/values.yaml
@@ -47,7 +47,7 @@ coder:
     # if not set. If you're using the chart directly from git, the default
     # app version will not work and you'll need to set this value. The helm
     # chart helpfully fails quickly in this case.
-    tag: ""
+    tag: "v2.15.0"
     # coder.image.pullPolicy -- The pull policy to use for the image. See:
     # https://kubernetes.io/docs/concepts/containers/images/#image-pull-policy
     pullPolicy: IfNotPresent
@@ -236,6 +236,15 @@ coder:
             topologyKey: kubernetes.io/hostname
           weight: 1
 
+  # coder.topologySpreadConstraints -- Topology spread constraints for the Coder pod.
+  topologySpreadConstraints:
+    - maxSkew: 1
+      topologyKey: kubernetes.io/hostname
+      whenUnsatisfiable: DoNotSchedule
+      labelSelector:
+        matchLabels:
+          app: coder
+
   # coder.tolerations -- Tolerations for tainted nodes.
   # See: https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/
   tolerations:
diff --git a/helm/libcoder/templates/_coder.yaml b/helm/libcoder/templates/_coder.yaml
@@ -43,6 +43,10 @@ spec:
       nodeSelector:
       {{ toYaml . | nindent 8 }}
       {{- end }}
+      {{- with .Values.coder.topologySpreadConstraints }}
+      topologySpreadConstraints:
+      {{- toYaml .Values.coder.topologySpreadConstraints | nindent 8 }}
+      {{- end }}
       {{- with .Values.coder.initContainers }}
       initContainers:
       {{ toYaml . | nindent 8 }}
