feat: Add deployment scripts and hard node affinity for nginx-load-balancer example

2025-11-07 22:18:44 -05:00
parent 3028643a2c
commit 77e054cdea
6 changed files with 530 additions and 13 deletions
--- a/examples/nginx-load-balancer/nginx-load-balancer-deployment.yaml
+++ b/examples/nginx-load-balancer/nginx-load-balancer-deployment.yaml
@@ -16,18 +16,14 @@ spec:
    spec:
      hostNetwork: false
      dnsPolicy: ClusterFirst
-      # Prefer worker nodes only (not master nodes)
+      # Hard requirement: worker nodes only (not master nodes)
      affinity:
        nodeAffinity:
-          preferredDuringSchedulingIgnoredDuringExecution:
-          - weight: 100
-            preference:
-              matchExpressions:
+          requiredDuringSchedulingIgnoredDuringExecution:
+            nodeSelectorTerms:
+            - matchExpressions:
              - key: node-role.kubernetes.io/master
                operator: DoesNotExist
-          - weight: 50
-            preference:
-              matchExpressions:
              - key: node-role.kubernetes.io/control-plane
                operator: DoesNotExist
      containers: