[stable/k8s-spot-rescheduler] Support pod affinity (#8892)

Signed-off-by: Emily Karisch <e.karisch@pixelart.at>

stable/k8s-spot-rescheduler/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: "v0.2.0"
 description: A k8s-spot-rescheduler Helm chart for Kubernetes
 name: k8s-spot-rescheduler
-version: 0.3.0
+version: 0.3.1
 keywords:
   - spot
   - rescheduler

stable/k8s-spot-rescheduler/templates/deployment.yaml

@@ -35,6 +35,10 @@ spec:
             containerPort: 9235
           resources:
 {{ toYaml .Values.resources | indent 12 }}
+    {{- if .Values.affinity }}
+      affinity:
+{{ toYaml .Values.affinity | indent 8 }}
+    {{- end }}
       nodeSelector:
 {{ toYaml .Values.nodeSelector | indent 8 }}
       tolerations:

stable/k8s-spot-rescheduler/values.yaml

@@ -34,6 +34,10 @@ resources: {}
   #  cpu: 100m
   #  memory: 128Mi
 
+# Affinity for pod assignment
+# Ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#affinity-and-anti-affinity
+affinity: {}
+
 tolerations: []
 
 # Node labels for pod assignment