64 lines
1.6 KiB
YAML
64 lines
1.6 KiB
YAML
apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: nginx-load-balancer
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labels:
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app: nginx-load-balancer
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spec:
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replicas: 3
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selector:
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matchLabels:
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app: nginx-load-balancer
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template:
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metadata:
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labels:
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app: nginx-load-balancer
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spec:
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hostNetwork: false
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dnsPolicy: ClusterFirst
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# Hard requirement: worker nodes only (not master nodes)
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affinity:
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nodeAffinity:
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requiredDuringSchedulingIgnoredDuringExecution:
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nodeSelectorTerms:
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- matchExpressions:
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- key: node-role.kubernetes.io/master
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operator: DoesNotExist
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- key: node-role.kubernetes.io/control-plane
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operator: DoesNotExist
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containers:
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- name: nginx
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image: nginx:alpine
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ports:
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- containerPort: 8080
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volumeMounts:
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- name: html-content
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mountPath: /usr/share/nginx/html
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- name: nginx-config
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mountPath: /etc/nginx/conf.d
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resources:
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requests:
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memory: "64Mi"
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cpu: "100m"
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limits:
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memory: "128Mi"
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cpu: "200m"
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livenessProbe:
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httpGet:
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path: /health
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port: 8080
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initialDelaySeconds: 30
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periodSeconds: 10
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readinessProbe:
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httpGet:
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path: /health
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port: 8080
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initialDelaySeconds: 5
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periodSeconds: 5
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volumes:
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- name: html-content
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configMap:
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name: nginx-load-balancer-content
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- name: nginx-config
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configMap:
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name: nginx-load-balancer-nginx-config |