apiVersion: apps/v1
kind: Deployment
metadata:
  name:  maintenance-page
  namespace: app
  labels:
    app:  maintenance-page
spec:
  selector:
    matchLabels:
      app: maintenance-page
  replicas: 1
  strategy:
    rollingUpdate:
      maxSurge: 25%
      maxUnavailable: 25%
    type: RollingUpdate
  template:
    metadata:
      labels:
        app:  maintenance-page
    spec:
      containers:
      - name:  maintenance-page
        image:  rjshrjndrn/maintenance
        imagePullPolicy: IfNotPresent
        resources:
          requests:
            cpu: 100m
            memory: 100Mi
          limits:
            cpu: 100m
            memory: 100Mi
        livenessProbe:
          tcpSocket:
            port: 80
          initialDelaySeconds: 5
          timeoutSeconds: 5
          successThreshold: 1
          failureThreshold: 3
          periodSeconds: 10
        ports:
        - containerPort:  80
          name: http
---
# https://kubernetes.io/docs/concepts/services-networking/service/
apiVersion: v1
kind: Service
metadata:
  name: maintenance-page
  namespace: app
spec:
  selector:
    app: maintenance-page
  type: ClusterIP
  ports:
  - name: maintenance-page
    protocol: TCP
    port: 80
    targetPort: 80
---
# https://kubernetes.io/docs/concepts/services-networking/ingress/
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: maintenance-page
  namespace: app
spec:
  ingressClassName: openreplay
  rules:
  - host: example.domain.com
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: maintenance-page
            port:
              number: 80
---